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De(this._element,e,this._getPopperConfig(n))}_getOffset(){const{offset:e}=this._config;return"string"==typeof e?e.split(",").map((e=>Number.parseInt(e,10))):"function"==typeof e?t=>e(t,this._element):e}_resolvePossibleFunction(e){return Ye(e,[this._element])}_getPopperConfig(e){const t={placement:e,modifiers:[{name:"flip",options:{fallbackPlacements:this._config.fallbackPlacements}},{name:"offset",options:{offset:this._getOffset()}},{name:"preventOverflow",options:{boundary:this._config.boundary}},{name:"arrow",options:{element:".".concat(this.constructor.NAME,"-arrow")}},{name:"preSetPlacement",enabled:!0,phase:"beforeMain",fn:e=>{this._getTipElement().setAttribute("data-popper-placement",e.state.placement)}}]};return{...t,...Ye(this._config.popperConfig,[t])}}_setListeners(){const e=this._config.trigger.split(" ");for(const t of e)if("click"===t)ct.on(this._element,this.constructor.eventName("click"),this._config.selector,(e=>{this._initializeOnDelegatedTarget(e).toggle()}));else if("manual"!==t){const e=t===St?this.constructor.eventName("mouseenter"):this.constructor.eventName("focusin"),n=t===St?this.constructor.eventName("mouseleave"):this.constructor.eventName("focusout");ct.on(this._element,e,this._config.selector,(e=>{const t=this._initializeOnDelegatedTarget(e);t._activeTrigger["focusin"===e.type?Dt:St]=!0,t._enter()})),ct.on(this._element,n,this._config.selector,(e=>{const t=this._initializeOnDelegatedTarget(e);t._activeTrigger["focusout"===e.type?Dt:St]=t._element.contains(e.relatedTarget),t._leave()}))}this._hideModalHandler=()=>{this._element&&this.hide()},ct.on(this._element.closest(Tt),jt,this._hideModalHandler)}_fixTitle(){const e=this._element.getAttribute("title");e&&(this._element.getAttribute("aria-label")||this._element.textContent.trim()||this._element.setAttribute("aria-label",e),this._element.setAttribute("data-bs-original-title",e),this._element.removeAttribute("title"))}_enter(){this._isShown()||this._isHovered?this._isHovered=!0:(this._isHovered=!0,this._setTimeout((()=>{this._isHovered&&this.show()}),this._config.delay.show))}_leave(){this._isWithActiveTrigger()||(this._isHovered=!1,this._setTimeout((()=>{this._isHovered||this.hide()}),this._config.delay.hide))}_setTimeout(e,t){clearTimeout(this._timeout),this._timeout=setTimeout(e,t)}_isWithActiveTrigger(){return Object.values(this._activeTrigger).includes(!0)}_getConfig(e){const t=dt.getDataAttributes(this._element);for(const e of Object.keys(t))At.has(e)&&delete t[e];return e={...t,..."object"==typeof e&&e?e:{}},e=this._mergeConfigObj(e),e=this._configAfterMerge(e),this._typeCheckConfig(e),e}_configAfterMerge(e){return e.container=!1===e.container?document.body:He(e.container),"number"==typeof e.delay&&(e.delay={show:e.delay,hide:e.delay}),"number"==typeof e.title&&(e.title=e.title.toString()),"number"==typeof e.content&&(e.content=e.content.toString()),e}_getDelegateConfig(){const e={};for(const[t,n]of Object.entries(this._config))this.constructor.Default[t]!==n&&(e[t]=n);return e.selector=!1,e.trigger="manual",e}_disposePopper(){this._popper&&(this._popper.destroy(),this._popper=null),this.tip&&(this.tip.remove(),this.tip=null)}static jQueryInterface(e){return this.each((function(){const t=Mt.getOrCreateInstance(this,e);if("string"==typeof e){if(void 0===t[e])throw new TypeError('No method named "'.concat(e,'"'));t[e]()}}))}}Ve(Mt);const Bt=document.getElementById("mode-toggle");function Ft(e,t,n){return(t=function(e){var t=function(e,t){if("object"!=typeof e||!e)return e;var n=e[Symbol.toPrimitive];if(void 0!==n){var i=n.call(e,t||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"==typeof t?t:t+""}(t))in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}const Ht="sidebar-display";class It{static toggle(){!1===It.isExpanded?document.body.setAttribute(Ht,""):document.body.removeAttribute(Ht),It.isExpanded=!It.isExpanded}}Ft(It,"isExpanded",!1);const Wt=document.getElementById("sidebar-trigger"),zt=document.getElementById("search-trigger"),qt=document.getElementById("search-cancel"),Rt=document.querySelectorAll("#main-wrapper>.container>.row"),Vt=document.getElementById("topbar-title"),Yt=document.getElementById("search"),Ut=document.getElementById("search-result-wrapper"),Kt=document.getElementById("search-results"),Qt=document.getElementById("search-input"),$t=document.getElementById("search-hints"),Gt="d-block",Xt="d-none",Jt="input-focus",Zt="d-flex";class en{static on(){Wt.classList.add(Xt),Vt.classList.add(Xt),zt.classList.add(Xt),Yt.classList.add(Zt),qt.classList.add(Gt)}static off(){qt.classList.remove(Gt),Yt.classList.remove(Zt),Wt.classList.remove(Xt),Vt.classList.remove(Xt),zt.classList.remove(Xt)}}class tn{static on(){this.resultVisible||(Ut.classList.remove(Xt),Rt.forEach((e=>{e.classList.add(Xt)})),this.resultVisible=!0)}static off(){this.resultVisible&&(Kt.innerHTML="",$t.classList.contains(Xt)&&$t.classList.remove(Xt),Ut.classList.add(Xt),Rt.forEach((e=>{e.classList.remove(Xt)})),Qt.textContent="",this.resultVisible=!1)}}function nn(){return qt.classList.contains(Gt)}Ft(tn,"resultVisible",!1);const on=".".concat("bs.collapse"),rn="show".concat(on),sn="shown".concat(on),an="hide".concat(on),cn="hidden".concat(on),ln="click".concat(on).concat(".data-api"),fn="show",un="collapse",dn="collapsing",pn=":scope .".concat(un," .").concat(un),hn='[data-bs-toggle="collapse"]',mn={parent:null,toggle:!0},gn={parent:"(null|element)",toggle:"boolean"};class vn extends ht{constructor(e,t){super(e,t),this._isTransitioning=!1,this._triggerArray=[];const n=_t.find(hn);for(const e of n){const t=_t.getSelectorFromElement(e),n=_t.find(t).filter((e=>e===this._element));null!==t&&n.length&&this._triggerArray.push(e)}this._initializeChildren(),this._config.parent||this._addAriaAndCollapsedClass(this._triggerArray,this._isShown()),this._config.toggle&&this.toggle()}static get Default(){return mn}static get DefaultType(){return gn}static get NAME(){return"collapse"}toggle(){this._isShown()?this.hide():this.show()}show(){if(this._isTransitioning||this._isShown())return;let e=[];if(this._config.parent&&(e=this._getFirstLevelChildren(".collapse.show, .collapse.collapsing").filter((e=>e!==this._element)).map((e=>vn.getOrCreateInstance(e,{toggle:!1})))),e.length&&e[0]._isTransitioning)return;if(ct.trigger(this._element,rn).defaultPrevented)return;for(const t of e)t.hide();const t=this._getDimension();this._element.classList.remove(un),this._element.classList.add(dn),this._element.style[t]=0,this._addAriaAndCollapsedClass(this._triggerArray,!0),this._isTransitioning=!0;const n=t[0].toUpperCase()+t.slice(1),i="scroll".concat(n);this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(un,fn),this._element.style[t]="",ct.trigger(this._element,sn)}),this._element,!0),this._element.style[t]="".concat(this._element[i],"px")}hide(){if(this._isTransitioning||!this._isShown())return;if(ct.trigger(this._element,an).defaultPrevented)return;const e=this._getDimension();this._element.style[e]="".concat(this._element.getBoundingClientRect()[e],"px"),this._element.offsetHeight,this._element.classList.add(dn),this._element.classList.remove(un,fn);for(const e of this._triggerArray){const t=_t.getElementFromSelector(e);t&&!this._isShown(t)&&this._addAriaAndCollapsedClass([e],!1)}this._isTransitioning=!0;this._element.style[e]="",this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(un),ct.trigger(this._element,cn)}),this._element,!0)}_isShown(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:this._element).classList.contains(fn)}_configAfterMerge(e){return e.toggle=Boolean(e.toggle),e.parent=He(e.parent),e}_getDimension(){return this._element.classList.contains("collapse-horizontal")?"width":"height"}_initializeChildren(){if(!this._config.parent)return;const e=this._getFirstLevelChildren(hn);for(const t of e){const e=_t.getElementFromSelector(t);e&&this._addAriaAndCollapsedClass([t],this._isShown(e))}}_getFirstLevelChildren(e){const t=_t.find(pn,this._config.parent);return _t.find(e,this._config.parent).filter((e=>!t.includes(e)))}_addAriaAndCollapsedClass(e,t){if(e.length)for(const n of e)n.classList.toggle("collapsed",!t),n.setAttribute("aria-expanded",t)}static jQueryInterface(e){const t={};return"string"==typeof e&&/show|hide/.test(e)&&(t.toggle=!1),this.each((function(){const n=vn.getOrCreateInstance(this,t);if("string"==typeof e){if(void 0===n[e])throw new TypeError('No method named "'.concat(e,'"'));n[e]()}}))}}ct.on(document,ln,hn,(function(e){("A"===e.target.tagName||e.delegateTarget&&"A"===e.delegateTarget.tagName)&&e.preventDefault();for(const e of _t.getMultipleElementsFromSelector(this))vn.getOrCreateInstance(e,{toggle:!1}).toggle()})),Ve(vn);const bn=document.getElementsByClassName("collapse");!function(){const e=document.getElementById("back-to-top");window.addEventListener("scroll",(()=>{window.scrollY>50?e.classList.add("show"):e.classList.remove("show")})),e.addEventListener("click",(()=>{window.scrollTo({top:0})}))}(),[...document.querySelectorAll('[data-bs-toggle="tooltip"]')].map((e=>new Mt(e))),Bt&&Bt.addEventListener("click",(()=>{modeToggle.flipMode()})),document.getElementById("sidebar-trigger").addEventListener("click",It.toggle),document.getElementById("mask").addEventListener("click",It.toggle),zt.addEventListener("click",(()=>{en.on(),tn.on(),Qt.focus()})),qt.addEventListener("click",(()=>{en.off(),tn.off()})),Qt.addEventListener("focus",(()=>{Yt.classList.add(Jt)})),Qt.addEventListener("focusout",(()=>{Yt.classList.remove(Jt)})),Qt.addEventListener("input",(()=>{""===Qt.value?nn()?$t.classList.remove(Xt):tn.off():(tn.on(),nn()&&$t.classList.add(Xt))})),[...bn].forEach((e=>{const t="h_"+e.id.substring(2),n=document.getElementById(t);e.addEventListener("hide.bs.collapse",(()=>{n&&(n.querySelector(".far.fa-folder-open").className="far fa-folder fa-fw",n.querySelector(".fas.fa-angle-down").classList.add("rotate"),n.classList.remove("hide-border-bottom"))})),e.addEventListener("show.bs.collapse",(()=>{n&&(n.querySelector(".far.fa-folder").className="far fa-folder-open fa-fw",n.querySelector(".fas.fa-angle-down").classList.remove("rotate"),n.classList.add("hide-border-bottom"))}))}))}(); + +(function () { + 'use strict'; + + /** + * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page + */ + + function back2top() { + const btn = document.getElementById('back-to-top'); + window.addEventListener('scroll', () => { + if (window.scrollY > 50) { + btn.classList.add('show'); + } else { + btn.classList.remove('show'); + } + }); + btn.addEventListener('click', () => { + window.scrollTo({ + top: 0 + }); + }); + } + + var top = 'top'; + var bottom = 'bottom'; + var right = 'right'; + var left = 'left'; + var auto = 'auto'; + var basePlacements = [top, bottom, right, left]; + var start = 'start'; + var end = 'end'; + var clippingParents = 'clippingParents'; + var viewport = 'viewport'; + var popper = 'popper'; + var reference = 'reference'; + var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) { + return acc.concat([placement + "-" + start, placement + "-" + end]); + }, []); + var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) { + return acc.concat([placement, placement + "-" + start, placement + "-" + end]); + }, []); // modifiers that need to read the DOM + + var beforeRead = 'beforeRead'; + var read = 'read'; + var afterRead = 'afterRead'; // pure-logic modifiers + + var beforeMain = 'beforeMain'; + var main = 'main'; + var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state) + + var beforeWrite = 'beforeWrite'; + var write = 'write'; + var afterWrite = 'afterWrite'; + var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite]; + + function getNodeName(element) { + return element ? (element.nodeName || '').toLowerCase() : null; + } + + function getWindow(node) { + if (node == null) { + return window; + } + if (node.toString() !== '[object Window]') { + var ownerDocument = node.ownerDocument; + return ownerDocument ? ownerDocument.defaultView || window : window; + } + return node; + } + + function isElement$1(node) { + var OwnElement = getWindow(node).Element; + return node instanceof OwnElement || node instanceof Element; + } + function isHTMLElement(node) { + var OwnElement = getWindow(node).HTMLElement; + return node instanceof OwnElement || node instanceof HTMLElement; + } + function isShadowRoot(node) { + // IE 11 has no ShadowRoot + if (typeof ShadowRoot === 'undefined') { + return false; + } + var OwnElement = getWindow(node).ShadowRoot; + return node instanceof OwnElement || node instanceof ShadowRoot; + } + + // and applies them to the HTMLElements such as popper and arrow + + function applyStyles(_ref) { + var state = _ref.state; + Object.keys(state.elements).forEach(function (name) { + var style = state.styles[name] || {}; + var attributes = state.attributes[name] || {}; + var element = state.elements[name]; // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } // Flow doesn't support to extend this property, but it's the most + // effective way to apply styles to an HTMLElement + // $FlowFixMe[cannot-write] + + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (name) { + var value = attributes[name]; + if (value === false) { + element.removeAttribute(name); + } else { + element.setAttribute(name, value === true ? '' : value); + } + }); + }); + } + function effect$2(_ref2) { + var state = _ref2.state; + var initialStyles = { + popper: { + position: state.options.strategy, + left: '0', + top: '0', + margin: '0' + }, + arrow: { + position: 'absolute' + }, + reference: {} + }; + Object.assign(state.elements.popper.style, initialStyles.popper); + state.styles = initialStyles; + if (state.elements.arrow) { + Object.assign(state.elements.arrow.style, initialStyles.arrow); + } + return function () { + Object.keys(state.elements).forEach(function (name) { + var element = state.elements[name]; + var attributes = state.attributes[name] || {}; + var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them + + var style = styleProperties.reduce(function (style, property) { + style[property] = ''; + return style; + }, {}); // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (attribute) { + element.removeAttribute(attribute); + }); + }); + }; + } // eslint-disable-next-line import/no-unused-modules + + var applyStyles$1 = { + name: 'applyStyles', + enabled: true, + phase: 'write', + fn: applyStyles, + effect: effect$2, + requires: ['computeStyles'] + }; + + function getBasePlacement(placement) { + return placement.split('-')[0]; + } + + var max = Math.max; + var min = Math.min; + var round = Math.round; + + function getUAString() { + var uaData = navigator.userAgentData; + if (uaData != null && uaData.brands && Array.isArray(uaData.brands)) { + return uaData.brands.map(function (item) { + return item.brand + "/" + item.version; + }).join(' '); + } + return navigator.userAgent; + } + + function isLayoutViewport() { + return !/^((?!chrome|android).)*safari/i.test(getUAString()); + } + + function getBoundingClientRect(element, includeScale, isFixedStrategy) { + if (includeScale === void 0) { + includeScale = false; + } + if (isFixedStrategy === void 0) { + isFixedStrategy = false; + } + var clientRect = element.getBoundingClientRect(); + var scaleX = 1; + var scaleY = 1; + if (includeScale && isHTMLElement(element)) { + scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1; + scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1; + } + var _ref = isElement$1(element) ? getWindow(element) : window, + visualViewport = _ref.visualViewport; + var addVisualOffsets = !isLayoutViewport() && isFixedStrategy; + var x = (clientRect.left + (addVisualOffsets && visualViewport ? visualViewport.offsetLeft : 0)) / scaleX; + var y = (clientRect.top + (addVisualOffsets && visualViewport ? visualViewport.offsetTop : 0)) / scaleY; + var width = clientRect.width / scaleX; + var height = clientRect.height / scaleY; + return { + width: width, + height: height, + top: y, + right: x + width, + bottom: y + height, + left: x, + x: x, + y: y + }; + } + + // means it doesn't take into account transforms. + + function getLayoutRect(element) { + var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed. + // Fixes https://github.com/popperjs/popper-core/issues/1223 + + var width = element.offsetWidth; + var height = element.offsetHeight; + if (Math.abs(clientRect.width - width) <= 1) { + width = clientRect.width; + } + if (Math.abs(clientRect.height - height) <= 1) { + height = clientRect.height; + } + return { + x: element.offsetLeft, + y: element.offsetTop, + width: width, + height: height + }; + } + + function contains(parent, child) { + var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method + + if (parent.contains(child)) { + return true; + } // then fallback to custom implementation with Shadow DOM support + else if (rootNode && isShadowRoot(rootNode)) { + var next = child; + do { + if (next && parent.isSameNode(next)) { + return true; + } // $FlowFixMe[prop-missing]: need a better way to handle this... + + next = next.parentNode || next.host; + } while (next); + } // Give up, the result is false + + return false; + } + + function getComputedStyle$1(element) { + return getWindow(element).getComputedStyle(element); + } + + function isTableElement(element) { + return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0; + } + + function getDocumentElement(element) { + // $FlowFixMe[incompatible-return]: assume body is always available + return ((isElement$1(element) ? element.ownerDocument : + // $FlowFixMe[prop-missing] + element.document) || window.document).documentElement; + } + + function getParentNode(element) { + if (getNodeName(element) === 'html') { + return element; + } + return ( + // this is a quicker (but less type safe) way to save quite some bytes from the bundle + // $FlowFixMe[incompatible-return] + // $FlowFixMe[prop-missing] + element.assignedSlot || + // step into the shadow DOM of the parent of a slotted node + element.parentNode || ( + // DOM Element detected + isShadowRoot(element) ? element.host : null) || + // ShadowRoot detected + // $FlowFixMe[incompatible-call]: HTMLElement is a Node + getDocumentElement(element) // fallback + ); + } + + function getTrueOffsetParent(element) { + if (!isHTMLElement(element) || + // https://github.com/popperjs/popper-core/issues/837 + getComputedStyle$1(element).position === 'fixed') { + return null; + } + return element.offsetParent; + } // `.offsetParent` reports `null` for fixed elements, while absolute elements + // return the containing block + + function getContainingBlock(element) { + var isFirefox = /firefox/i.test(getUAString()); + var isIE = /Trident/i.test(getUAString()); + if (isIE && isHTMLElement(element)) { + // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport + var elementCss = getComputedStyle$1(element); + if (elementCss.position === 'fixed') { + return null; + } + } + var currentNode = getParentNode(element); + if (isShadowRoot(currentNode)) { + currentNode = currentNode.host; + } + while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) { + var css = getComputedStyle$1(currentNode); // This is non-exhaustive but covers the most common CSS properties that + // create a containing block. + // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block + + if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') { + return currentNode; + } else { + currentNode = currentNode.parentNode; + } + } + return null; + } // Gets the closest ancestor positioned element. Handles some edge cases, + // such as table ancestors and cross browser bugs. + + function getOffsetParent(element) { + var window = getWindow(element); + var offsetParent = getTrueOffsetParent(element); + while (offsetParent && isTableElement(offsetParent) && getComputedStyle$1(offsetParent).position === 'static') { + offsetParent = getTrueOffsetParent(offsetParent); + } + if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle$1(offsetParent).position === 'static')) { + return window; + } + return offsetParent || getContainingBlock(element) || window; + } + + function getMainAxisFromPlacement(placement) { + return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y'; + } + + function within(min$1, value, max$1) { + return max(min$1, min(value, max$1)); + } + function withinMaxClamp(min, value, max) { + var v = within(min, value, max); + return v > max ? max : v; + } + + function getFreshSideObject() { + return { + top: 0, + right: 0, + bottom: 0, + left: 0 + }; + } + + function mergePaddingObject(paddingObject) { + return Object.assign({}, getFreshSideObject(), paddingObject); + } + + function expandToHashMap(value, keys) { + return keys.reduce(function (hashMap, key) { + hashMap[key] = value; + return hashMap; + }, {}); + } + + var toPaddingObject = function toPaddingObject(padding, state) { + padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, { + placement: state.placement + })) : padding; + return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + }; + function arrow(_ref) { + var _state$modifiersData$; + var state = _ref.state, + name = _ref.name, + options = _ref.options; + var arrowElement = state.elements.arrow; + var popperOffsets = state.modifiersData.popperOffsets; + var basePlacement = getBasePlacement(state.placement); + var axis = getMainAxisFromPlacement(basePlacement); + var isVertical = [left, right].indexOf(basePlacement) >= 0; + var len = isVertical ? 'height' : 'width'; + if (!arrowElement || !popperOffsets) { + return; + } + var paddingObject = toPaddingObject(options.padding, state); + var arrowRect = getLayoutRect(arrowElement); + var minProp = axis === 'y' ? top : left; + var maxProp = axis === 'y' ? bottom : right; + var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len]; + var startDiff = popperOffsets[axis] - state.rects.reference[axis]; + var arrowOffsetParent = getOffsetParent(arrowElement); + var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0; + var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is + // outside of the popper bounds + + var min = paddingObject[minProp]; + var max = clientSize - arrowRect[len] - paddingObject[maxProp]; + var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference; + var offset = within(min, center, max); // Prevents breaking syntax highlighting... + + var axisProp = axis; + state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$); + } + function effect$1(_ref2) { + var state = _ref2.state, + options = _ref2.options; + var _options$element = options.element, + arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element; + if (arrowElement == null) { + return; + } // CSS selector + + if (typeof arrowElement === 'string') { + arrowElement = state.elements.popper.querySelector(arrowElement); + if (!arrowElement) { + return; + } + } + if (!contains(state.elements.popper, arrowElement)) { + return; + } + state.elements.arrow = arrowElement; + } // eslint-disable-next-line import/no-unused-modules + + var arrow$1 = { + name: 'arrow', + enabled: true, + phase: 'main', + fn: arrow, + effect: effect$1, + requires: ['popperOffsets'], + requiresIfExists: ['preventOverflow'] + }; + + function getVariation(placement) { + return placement.split('-')[1]; + } + + var unsetSides = { + top: 'auto', + right: 'auto', + bottom: 'auto', + left: 'auto' + }; // Round the offsets to the nearest suitable subpixel based on the DPR. + // Zooming can change the DPR, but it seems to report a value that will + // cleanly divide the values into the appropriate subpixels. + + function roundOffsetsByDPR(_ref, win) { + var x = _ref.x, + y = _ref.y; + var dpr = win.devicePixelRatio || 1; + return { + x: round(x * dpr) / dpr || 0, + y: round(y * dpr) / dpr || 0 + }; + } + function mapToStyles(_ref2) { + var _Object$assign2; + var popper = _ref2.popper, + popperRect = _ref2.popperRect, + placement = _ref2.placement, + variation = _ref2.variation, + offsets = _ref2.offsets, + position = _ref2.position, + gpuAcceleration = _ref2.gpuAcceleration, + adaptive = _ref2.adaptive, + roundOffsets = _ref2.roundOffsets, + isFixed = _ref2.isFixed; + var _offsets$x = offsets.x, + x = _offsets$x === void 0 ? 0 : _offsets$x, + _offsets$y = offsets.y, + y = _offsets$y === void 0 ? 0 : _offsets$y; + var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({ + x: x, + y: y + }) : { + x: x, + y: y + }; + x = _ref3.x; + y = _ref3.y; + var hasX = offsets.hasOwnProperty('x'); + var hasY = offsets.hasOwnProperty('y'); + var sideX = left; + var sideY = top; + var win = window; + if (adaptive) { + var offsetParent = getOffsetParent(popper); + var heightProp = 'clientHeight'; + var widthProp = 'clientWidth'; + if (offsetParent === getWindow(popper)) { + offsetParent = getDocumentElement(popper); + if (getComputedStyle$1(offsetParent).position !== 'static' && position === 'absolute') { + heightProp = 'scrollHeight'; + widthProp = 'scrollWidth'; + } + } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it + + offsetParent = offsetParent; + if (placement === top || (placement === left || placement === right) && variation === end) { + sideY = bottom; + var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : + // $FlowFixMe[prop-missing] + offsetParent[heightProp]; + y -= offsetY - popperRect.height; + y *= gpuAcceleration ? 1 : -1; + } + if (placement === left || (placement === top || placement === bottom) && variation === end) { + sideX = right; + var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : + // $FlowFixMe[prop-missing] + offsetParent[widthProp]; + x -= offsetX - popperRect.width; + x *= gpuAcceleration ? 1 : -1; + } + } + var commonStyles = Object.assign({ + position: position + }, adaptive && unsetSides); + var _ref4 = roundOffsets === true ? roundOffsetsByDPR({ + x: x, + y: y + }, getWindow(popper)) : { + x: x, + y: y + }; + x = _ref4.x; + y = _ref4.y; + if (gpuAcceleration) { + var _Object$assign; + return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign)); + } + return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2)); + } + function computeStyles(_ref5) { + var state = _ref5.state, + options = _ref5.options; + var _options$gpuAccelerat = options.gpuAcceleration, + gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat, + _options$adaptive = options.adaptive, + adaptive = _options$adaptive === void 0 ? true : _options$adaptive, + _options$roundOffsets = options.roundOffsets, + roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets; + var commonStyles = { + placement: getBasePlacement(state.placement), + variation: getVariation(state.placement), + popper: state.elements.popper, + popperRect: state.rects.popper, + gpuAcceleration: gpuAcceleration, + isFixed: state.options.strategy === 'fixed' + }; + if (state.modifiersData.popperOffsets != null) { + state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.popperOffsets, + position: state.options.strategy, + adaptive: adaptive, + roundOffsets: roundOffsets + }))); + } + if (state.modifiersData.arrow != null) { + state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.arrow, + position: 'absolute', + adaptive: false, + roundOffsets: roundOffsets + }))); + } + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-placement': state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var computeStyles$1 = { + name: 'computeStyles', + enabled: true, + phase: 'beforeWrite', + fn: computeStyles, + data: {} + }; + + var passive = { + passive: true + }; + function effect(_ref) { + var state = _ref.state, + instance = _ref.instance, + options = _ref.options; + var _options$scroll = options.scroll, + scroll = _options$scroll === void 0 ? true : _options$scroll, + _options$resize = options.resize, + resize = _options$resize === void 0 ? true : _options$resize; + var window = getWindow(state.elements.popper); + var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper); + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.addEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.addEventListener('resize', instance.update, passive); + } + return function () { + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.removeEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.removeEventListener('resize', instance.update, passive); + } + }; + } // eslint-disable-next-line import/no-unused-modules + + var eventListeners = { + name: 'eventListeners', + enabled: true, + phase: 'write', + fn: function fn() {}, + effect: effect, + data: {} + }; + + var hash$1 = { + left: 'right', + right: 'left', + bottom: 'top', + top: 'bottom' + }; + function getOppositePlacement(placement) { + return placement.replace(/left|right|bottom|top/g, function (matched) { + return hash$1[matched]; + }); + } + + var hash = { + start: 'end', + end: 'start' + }; + function getOppositeVariationPlacement(placement) { + return placement.replace(/start|end/g, function (matched) { + return hash[matched]; + }); + } + + function getWindowScroll(node) { + var win = getWindow(node); + var scrollLeft = win.pageXOffset; + var scrollTop = win.pageYOffset; + return { + scrollLeft: scrollLeft, + scrollTop: scrollTop + }; + } + + function getWindowScrollBarX(element) { + // If has a CSS width greater than the viewport, then this will be + // incorrect for RTL. + // Popper 1 is broken in this case and never had a bug report so let's assume + // it's not an issue. I don't think anyone ever specifies width on + // anyway. + // Browsers where the left scrollbar doesn't cause an issue report `0` for + // this (e.g. Edge 2019, IE11, Safari) + return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft; + } + + function getViewportRect(element, strategy) { + var win = getWindow(element); + var html = getDocumentElement(element); + var visualViewport = win.visualViewport; + var width = html.clientWidth; + var height = html.clientHeight; + var x = 0; + var y = 0; + if (visualViewport) { + width = visualViewport.width; + height = visualViewport.height; + var layoutViewport = isLayoutViewport(); + if (layoutViewport || !layoutViewport && strategy === 'fixed') { + x = visualViewport.offsetLeft; + y = visualViewport.offsetTop; + } + } + return { + width: width, + height: height, + x: x + getWindowScrollBarX(element), + y: y + }; + } + + // of the `` and `` rect bounds if horizontally scrollable + + function getDocumentRect(element) { + var _element$ownerDocumen; + var html = getDocumentElement(element); + var winScroll = getWindowScroll(element); + var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body; + var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0); + var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0); + var x = -winScroll.scrollLeft + getWindowScrollBarX(element); + var y = -winScroll.scrollTop; + if (getComputedStyle$1(body || html).direction === 'rtl') { + x += max(html.clientWidth, body ? body.clientWidth : 0) - width; + } + return { + width: width, + height: height, + x: x, + y: y + }; + } + + function isScrollParent(element) { + // Firefox wants us to check `-x` and `-y` variations as well + var _getComputedStyle = getComputedStyle$1(element), + overflow = _getComputedStyle.overflow, + overflowX = _getComputedStyle.overflowX, + overflowY = _getComputedStyle.overflowY; + return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX); + } + + function getScrollParent(node) { + if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) { + // $FlowFixMe[incompatible-return]: assume body is always available + return node.ownerDocument.body; + } + if (isHTMLElement(node) && isScrollParent(node)) { + return node; + } + return getScrollParent(getParentNode(node)); + } + + /* + given a DOM element, return the list of all scroll parents, up the list of ancesors + until we get to the top window object. This list is what we attach scroll listeners + to, because if any of these parent elements scroll, we'll need to re-calculate the + reference element's position. + */ + + function listScrollParents(element, list) { + var _element$ownerDocumen; + if (list === void 0) { + list = []; + } + var scrollParent = getScrollParent(element); + var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body); + var win = getWindow(scrollParent); + var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent; + var updatedList = list.concat(target); + return isBody ? updatedList : + // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here + updatedList.concat(listScrollParents(getParentNode(target))); + } + + function rectToClientRect(rect) { + return Object.assign({}, rect, { + left: rect.x, + top: rect.y, + right: rect.x + rect.width, + bottom: rect.y + rect.height + }); + } + + function getInnerBoundingClientRect(element, strategy) { + var rect = getBoundingClientRect(element, false, strategy === 'fixed'); + rect.top = rect.top + element.clientTop; + rect.left = rect.left + element.clientLeft; + rect.bottom = rect.top + element.clientHeight; + rect.right = rect.left + element.clientWidth; + rect.width = element.clientWidth; + rect.height = element.clientHeight; + rect.x = rect.left; + rect.y = rect.top; + return rect; + } + function getClientRectFromMixedType(element, clippingParent, strategy) { + return clippingParent === viewport ? rectToClientRect(getViewportRect(element, strategy)) : isElement$1(clippingParent) ? getInnerBoundingClientRect(clippingParent, strategy) : rectToClientRect(getDocumentRect(getDocumentElement(element))); + } // A "clipping parent" is an overflowable container with the characteristic of + // clipping (or hiding) overflowing elements with a position different from + // `initial` + + function getClippingParents(element) { + var clippingParents = listScrollParents(getParentNode(element)); + var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle$1(element).position) >= 0; + var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element; + if (!isElement$1(clipperElement)) { + return []; + } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414 + + return clippingParents.filter(function (clippingParent) { + return isElement$1(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body'; + }); + } // Gets the maximum area that the element is visible in due to any number of + // clipping parents + + function getClippingRect(element, boundary, rootBoundary, strategy) { + var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary); + var clippingParents = [].concat(mainClippingParents, [rootBoundary]); + var firstClippingParent = clippingParents[0]; + var clippingRect = clippingParents.reduce(function (accRect, clippingParent) { + var rect = getClientRectFromMixedType(element, clippingParent, strategy); + accRect.top = max(rect.top, accRect.top); + accRect.right = min(rect.right, accRect.right); + accRect.bottom = min(rect.bottom, accRect.bottom); + accRect.left = max(rect.left, accRect.left); + return accRect; + }, getClientRectFromMixedType(element, firstClippingParent, strategy)); + clippingRect.width = clippingRect.right - clippingRect.left; + clippingRect.height = clippingRect.bottom - clippingRect.top; + clippingRect.x = clippingRect.left; + clippingRect.y = clippingRect.top; + return clippingRect; + } + + function computeOffsets(_ref) { + var reference = _ref.reference, + element = _ref.element, + placement = _ref.placement; + var basePlacement = placement ? getBasePlacement(placement) : null; + var variation = placement ? getVariation(placement) : null; + var commonX = reference.x + reference.width / 2 - element.width / 2; + var commonY = reference.y + reference.height / 2 - element.height / 2; + var offsets; + switch (basePlacement) { + case top: + offsets = { + x: commonX, + y: reference.y - element.height + }; + break; + case bottom: + offsets = { + x: commonX, + y: reference.y + reference.height + }; + break; + case right: + offsets = { + x: reference.x + reference.width, + y: commonY + }; + break; + case left: + offsets = { + x: reference.x - element.width, + y: commonY + }; + break; + default: + offsets = { + x: reference.x, + y: reference.y + }; + } + var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null; + if (mainAxis != null) { + var len = mainAxis === 'y' ? 'height' : 'width'; + switch (variation) { + case start: + offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2); + break; + case end: + offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2); + break; + } + } + return offsets; + } + + function detectOverflow(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + _options$placement = _options.placement, + placement = _options$placement === void 0 ? state.placement : _options$placement, + _options$strategy = _options.strategy, + strategy = _options$strategy === void 0 ? state.strategy : _options$strategy, + _options$boundary = _options.boundary, + boundary = _options$boundary === void 0 ? clippingParents : _options$boundary, + _options$rootBoundary = _options.rootBoundary, + rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary, + _options$elementConte = _options.elementContext, + elementContext = _options$elementConte === void 0 ? popper : _options$elementConte, + _options$altBoundary = _options.altBoundary, + altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary, + _options$padding = _options.padding, + padding = _options$padding === void 0 ? 0 : _options$padding; + var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + var altContext = elementContext === popper ? reference : popper; + var popperRect = state.rects.popper; + var element = state.elements[altBoundary ? altContext : elementContext]; + var clippingClientRect = getClippingRect(isElement$1(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary, strategy); + var referenceClientRect = getBoundingClientRect(state.elements.reference); + var popperOffsets = computeOffsets({ + reference: referenceClientRect, + element: popperRect, + strategy: 'absolute', + placement: placement + }); + var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets)); + var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect + // 0 or negative = within the clipping rect + + var overflowOffsets = { + top: clippingClientRect.top - elementClientRect.top + paddingObject.top, + bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom, + left: clippingClientRect.left - elementClientRect.left + paddingObject.left, + right: elementClientRect.right - clippingClientRect.right + paddingObject.right + }; + var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element + + if (elementContext === popper && offsetData) { + var offset = offsetData[placement]; + Object.keys(overflowOffsets).forEach(function (key) { + var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1; + var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x'; + overflowOffsets[key] += offset[axis] * multiply; + }); + } + return overflowOffsets; + } + + function computeAutoPlacement(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + placement = _options.placement, + boundary = _options.boundary, + rootBoundary = _options.rootBoundary, + padding = _options.padding, + flipVariations = _options.flipVariations, + _options$allowedAutoP = _options.allowedAutoPlacements, + allowedAutoPlacements = _options$allowedAutoP === void 0 ? placements : _options$allowedAutoP; + var variation = getVariation(placement); + var placements$1 = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) { + return getVariation(placement) === variation; + }) : basePlacements; + var allowedPlacements = placements$1.filter(function (placement) { + return allowedAutoPlacements.indexOf(placement) >= 0; + }); + if (allowedPlacements.length === 0) { + allowedPlacements = placements$1; + } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions... + + var overflows = allowedPlacements.reduce(function (acc, placement) { + acc[placement] = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding + })[getBasePlacement(placement)]; + return acc; + }, {}); + return Object.keys(overflows).sort(function (a, b) { + return overflows[a] - overflows[b]; + }); + } + + function getExpandedFallbackPlacements(placement) { + if (getBasePlacement(placement) === auto) { + return []; + } + var oppositePlacement = getOppositePlacement(placement); + return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)]; + } + function flip(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + if (state.modifiersData[name]._skip) { + return; + } + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis, + specifiedFallbackPlacements = options.fallbackPlacements, + padding = options.padding, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + _options$flipVariatio = options.flipVariations, + flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio, + allowedAutoPlacements = options.allowedAutoPlacements; + var preferredPlacement = state.options.placement; + var basePlacement = getBasePlacement(preferredPlacement); + var isBasePlacement = basePlacement === preferredPlacement; + var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement)); + var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) { + return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + flipVariations: flipVariations, + allowedAutoPlacements: allowedAutoPlacements + }) : placement); + }, []); + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var checksMap = new Map(); + var makeFallbackChecks = true; + var firstFittingPlacement = placements[0]; + for (var i = 0; i < placements.length; i++) { + var placement = placements[i]; + var _basePlacement = getBasePlacement(placement); + var isStartVariation = getVariation(placement) === start; + var isVertical = [top, bottom].indexOf(_basePlacement) >= 0; + var len = isVertical ? 'width' : 'height'; + var overflow = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + altBoundary: altBoundary, + padding: padding + }); + var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top; + if (referenceRect[len] > popperRect[len]) { + mainVariationSide = getOppositePlacement(mainVariationSide); + } + var altVariationSide = getOppositePlacement(mainVariationSide); + var checks = []; + if (checkMainAxis) { + checks.push(overflow[_basePlacement] <= 0); + } + if (checkAltAxis) { + checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0); + } + if (checks.every(function (check) { + return check; + })) { + firstFittingPlacement = placement; + makeFallbackChecks = false; + break; + } + checksMap.set(placement, checks); + } + if (makeFallbackChecks) { + // `2` may be desired in some cases – research later + var numberOfChecks = flipVariations ? 3 : 1; + var _loop = function _loop(_i) { + var fittingPlacement = placements.find(function (placement) { + var checks = checksMap.get(placement); + if (checks) { + return checks.slice(0, _i).every(function (check) { + return check; + }); + } + }); + if (fittingPlacement) { + firstFittingPlacement = fittingPlacement; + return "break"; + } + }; + for (var _i = numberOfChecks; _i > 0; _i--) { + var _ret = _loop(_i); + if (_ret === "break") break; + } + } + if (state.placement !== firstFittingPlacement) { + state.modifiersData[name]._skip = true; + state.placement = firstFittingPlacement; + state.reset = true; + } + } // eslint-disable-next-line import/no-unused-modules + + var flip$1 = { + name: 'flip', + enabled: true, + phase: 'main', + fn: flip, + requiresIfExists: ['offset'], + data: { + _skip: false + } + }; + + function getSideOffsets(overflow, rect, preventedOffsets) { + if (preventedOffsets === void 0) { + preventedOffsets = { + x: 0, + y: 0 + }; + } + return { + top: overflow.top - rect.height - preventedOffsets.y, + right: overflow.right - rect.width + preventedOffsets.x, + bottom: overflow.bottom - rect.height + preventedOffsets.y, + left: overflow.left - rect.width - preventedOffsets.x + }; + } + function isAnySideFullyClipped(overflow) { + return [top, right, bottom, left].some(function (side) { + return overflow[side] >= 0; + }); + } + function hide(_ref) { + var state = _ref.state, + name = _ref.name; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var preventedOffsets = state.modifiersData.preventOverflow; + var referenceOverflow = detectOverflow(state, { + elementContext: 'reference' + }); + var popperAltOverflow = detectOverflow(state, { + altBoundary: true + }); + var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect); + var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets); + var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets); + var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets); + state.modifiersData[name] = { + referenceClippingOffsets: referenceClippingOffsets, + popperEscapeOffsets: popperEscapeOffsets, + isReferenceHidden: isReferenceHidden, + hasPopperEscaped: hasPopperEscaped + }; + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-reference-hidden': isReferenceHidden, + 'data-popper-escaped': hasPopperEscaped + }); + } // eslint-disable-next-line import/no-unused-modules + + var hide$1 = { + name: 'hide', + enabled: true, + phase: 'main', + requiresIfExists: ['preventOverflow'], + fn: hide + }; + + function distanceAndSkiddingToXY(placement, rects, offset) { + var basePlacement = getBasePlacement(placement); + var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1; + var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, { + placement: placement + })) : offset, + skidding = _ref[0], + distance = _ref[1]; + skidding = skidding || 0; + distance = (distance || 0) * invertDistance; + return [left, right].indexOf(basePlacement) >= 0 ? { + x: distance, + y: skidding + } : { + x: skidding, + y: distance + }; + } + function offset(_ref2) { + var state = _ref2.state, + options = _ref2.options, + name = _ref2.name; + var _options$offset = options.offset, + offset = _options$offset === void 0 ? [0, 0] : _options$offset; + var data = placements.reduce(function (acc, placement) { + acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset); + return acc; + }, {}); + var _data$state$placement = data[state.placement], + x = _data$state$placement.x, + y = _data$state$placement.y; + if (state.modifiersData.popperOffsets != null) { + state.modifiersData.popperOffsets.x += x; + state.modifiersData.popperOffsets.y += y; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var offset$1 = { + name: 'offset', + enabled: true, + phase: 'main', + requires: ['popperOffsets'], + fn: offset + }; + + function popperOffsets(_ref) { + var state = _ref.state, + name = _ref.name; + // Offsets are the actual position the popper needs to have to be + // properly positioned near its reference element + // This is the most basic placement, and will be adjusted by + // the modifiers in the next step + state.modifiersData[name] = computeOffsets({ + reference: state.rects.reference, + element: state.rects.popper, + strategy: 'absolute', + placement: state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var popperOffsets$1 = { + name: 'popperOffsets', + enabled: true, + phase: 'read', + fn: popperOffsets, + data: {} + }; + + function getAltAxis(axis) { + return axis === 'x' ? 'y' : 'x'; + } + + function preventOverflow(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + padding = options.padding, + _options$tether = options.tether, + tether = _options$tether === void 0 ? true : _options$tether, + _options$tetherOffset = options.tetherOffset, + tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset; + var overflow = detectOverflow(state, { + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + altBoundary: altBoundary + }); + var basePlacement = getBasePlacement(state.placement); + var variation = getVariation(state.placement); + var isBasePlacement = !variation; + var mainAxis = getMainAxisFromPlacement(basePlacement); + var altAxis = getAltAxis(mainAxis); + var popperOffsets = state.modifiersData.popperOffsets; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, { + placement: state.placement + })) : tetherOffset; + var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? { + mainAxis: tetherOffsetValue, + altAxis: tetherOffsetValue + } : Object.assign({ + mainAxis: 0, + altAxis: 0 + }, tetherOffsetValue); + var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null; + var data = { + x: 0, + y: 0 + }; + if (!popperOffsets) { + return; + } + if (checkMainAxis) { + var _offsetModifierState$; + var mainSide = mainAxis === 'y' ? top : left; + var altSide = mainAxis === 'y' ? bottom : right; + var len = mainAxis === 'y' ? 'height' : 'width'; + var offset = popperOffsets[mainAxis]; + var min$1 = offset + overflow[mainSide]; + var max$1 = offset - overflow[altSide]; + var additive = tether ? -popperRect[len] / 2 : 0; + var minLen = variation === start ? referenceRect[len] : popperRect[len]; + var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go + // outside the reference bounds + + var arrowElement = state.elements.arrow; + var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : { + width: 0, + height: 0 + }; + var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject(); + var arrowPaddingMin = arrowPaddingObject[mainSide]; + var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want + // to include its full size in the calculation. If the reference is small + // and near the edge of a boundary, the popper can overflow even if the + // reference is not overflowing as well (e.g. virtual elements with no + // width or height) + + var arrowLen = within(0, referenceRect[len], arrowRect[len]); + var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis; + var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis; + var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow); + var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0; + var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0; + var tetherMin = offset + minOffset - offsetModifierValue - clientOffset; + var tetherMax = offset + maxOffset - offsetModifierValue; + var preventedOffset = within(tether ? min(min$1, tetherMin) : min$1, offset, tether ? max(max$1, tetherMax) : max$1); + popperOffsets[mainAxis] = preventedOffset; + data[mainAxis] = preventedOffset - offset; + } + if (checkAltAxis) { + var _offsetModifierState$2; + var _mainSide = mainAxis === 'x' ? top : left; + var _altSide = mainAxis === 'x' ? bottom : right; + var _offset = popperOffsets[altAxis]; + var _len = altAxis === 'y' ? 'height' : 'width'; + var _min = _offset + overflow[_mainSide]; + var _max = _offset - overflow[_altSide]; + var isOriginSide = [top, left].indexOf(basePlacement) !== -1; + var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0; + var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis; + var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max; + var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max); + popperOffsets[altAxis] = _preventedOffset; + data[altAxis] = _preventedOffset - _offset; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var preventOverflow$1 = { + name: 'preventOverflow', + enabled: true, + phase: 'main', + fn: preventOverflow, + requiresIfExists: ['offset'] + }; + + function getHTMLElementScroll(element) { + return { + scrollLeft: element.scrollLeft, + scrollTop: element.scrollTop + }; + } + + function getNodeScroll(node) { + if (node === getWindow(node) || !isHTMLElement(node)) { + return getWindowScroll(node); + } else { + return getHTMLElementScroll(node); + } + } + + function isElementScaled(element) { + var rect = element.getBoundingClientRect(); + var scaleX = round(rect.width) / element.offsetWidth || 1; + var scaleY = round(rect.height) / element.offsetHeight || 1; + return scaleX !== 1 || scaleY !== 1; + } // Returns the composite rect of an element relative to its offsetParent. + // Composite means it takes into account transforms as well as layout. + + function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) { + if (isFixed === void 0) { + isFixed = false; + } + var isOffsetParentAnElement = isHTMLElement(offsetParent); + var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent); + var documentElement = getDocumentElement(offsetParent); + var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed); + var scroll = { + scrollLeft: 0, + scrollTop: 0 + }; + var offsets = { + x: 0, + y: 0 + }; + if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { + if (getNodeName(offsetParent) !== 'body' || + // https://github.com/popperjs/popper-core/issues/1078 + isScrollParent(documentElement)) { + scroll = getNodeScroll(offsetParent); + } + if (isHTMLElement(offsetParent)) { + offsets = getBoundingClientRect(offsetParent, true); + offsets.x += offsetParent.clientLeft; + offsets.y += offsetParent.clientTop; + } else if (documentElement) { + offsets.x = getWindowScrollBarX(documentElement); + } + } + return { + x: rect.left + scroll.scrollLeft - offsets.x, + y: rect.top + scroll.scrollTop - offsets.y, + width: rect.width, + height: rect.height + }; + } + + function order(modifiers) { + var map = new Map(); + var visited = new Set(); + var result = []; + modifiers.forEach(function (modifier) { + map.set(modifier.name, modifier); + }); // On visiting object, check for its dependencies and visit them recursively + + function sort(modifier) { + visited.add(modifier.name); + var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []); + requires.forEach(function (dep) { + if (!visited.has(dep)) { + var depModifier = map.get(dep); + if (depModifier) { + sort(depModifier); + } + } + }); + result.push(modifier); + } + modifiers.forEach(function (modifier) { + if (!visited.has(modifier.name)) { + // check for visited object + sort(modifier); + } + }); + return result; + } + function orderModifiers(modifiers) { + // order based on dependencies + var orderedModifiers = order(modifiers); // order based on phase + + return modifierPhases.reduce(function (acc, phase) { + return acc.concat(orderedModifiers.filter(function (modifier) { + return modifier.phase === phase; + })); + }, []); + } + + function debounce(fn) { + var pending; + return function () { + if (!pending) { + pending = new Promise(function (resolve) { + Promise.resolve().then(function () { + pending = undefined; + resolve(fn()); + }); + }); + } + return pending; + }; + } + + function mergeByName(modifiers) { + var merged = modifiers.reduce(function (merged, current) { + var existing = merged[current.name]; + merged[current.name] = existing ? Object.assign({}, existing, current, { + options: Object.assign({}, existing.options, current.options), + data: Object.assign({}, existing.data, current.data) + }) : current; + return merged; + }, {}); // IE11 does not support Object.values + + return Object.keys(merged).map(function (key) { + return merged[key]; + }); + } + + var DEFAULT_OPTIONS = { + placement: 'bottom', + modifiers: [], + strategy: 'absolute' + }; + function areValidElements() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + return !args.some(function (element) { + return !(element && typeof element.getBoundingClientRect === 'function'); + }); + } + function popperGenerator(generatorOptions) { + if (generatorOptions === void 0) { + generatorOptions = {}; + } + var _generatorOptions = generatorOptions, + _generatorOptions$def = _generatorOptions.defaultModifiers, + defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def, + _generatorOptions$def2 = _generatorOptions.defaultOptions, + defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2; + return function createPopper(reference, popper, options) { + if (options === void 0) { + options = defaultOptions; + } + var state = { + placement: 'bottom', + orderedModifiers: [], + options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions), + modifiersData: {}, + elements: { + reference: reference, + popper: popper + }, + attributes: {}, + styles: {} + }; + var effectCleanupFns = []; + var isDestroyed = false; + var instance = { + state: state, + setOptions: function setOptions(setOptionsAction) { + var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction; + cleanupModifierEffects(); + state.options = Object.assign({}, defaultOptions, state.options, options); + state.scrollParents = { + reference: isElement$1(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [], + popper: listScrollParents(popper) + }; // Orders the modifiers based on their dependencies and `phase` + // properties + + var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers + + state.orderedModifiers = orderedModifiers.filter(function (m) { + return m.enabled; + }); + runModifierEffects(); + return instance.update(); + }, + // Sync update – it will always be executed, even if not necessary. This + // is useful for low frequency updates where sync behavior simplifies the + // logic. + // For high frequency updates (e.g. `resize` and `scroll` events), always + // prefer the async Popper#update method + forceUpdate: function forceUpdate() { + if (isDestroyed) { + return; + } + var _state$elements = state.elements, + reference = _state$elements.reference, + popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements + // anymore + + if (!areValidElements(reference, popper)) { + return; + } // Store the reference and popper rects to be read by modifiers + + state.rects = { + reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'), + popper: getLayoutRect(popper) + }; // Modifiers have the ability to reset the current update cycle. The + // most common use case for this is the `flip` modifier changing the + // placement, which then needs to re-run all the modifiers, because the + // logic was previously ran for the previous placement and is therefore + // stale/incorrect + + state.reset = false; + state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier + // is filled with the initial data specified by the modifier. This means + // it doesn't persist and is fresh on each update. + // To ensure persistent data, use `${name}#persistent` + + state.orderedModifiers.forEach(function (modifier) { + return state.modifiersData[modifier.name] = Object.assign({}, modifier.data); + }); + for (var index = 0; index < state.orderedModifiers.length; index++) { + if (state.reset === true) { + state.reset = false; + index = -1; + continue; + } + var _state$orderedModifie = state.orderedModifiers[index], + fn = _state$orderedModifie.fn, + _state$orderedModifie2 = _state$orderedModifie.options, + _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2, + name = _state$orderedModifie.name; + if (typeof fn === 'function') { + state = fn({ + state: state, + options: _options, + name: name, + instance: instance + }) || state; + } + } + }, + // Async and optimistically optimized update – it will not be executed if + // not necessary (debounced to run at most once-per-tick) + update: debounce(function () { + return new Promise(function (resolve) { + instance.forceUpdate(); + resolve(state); + }); + }), + destroy: function destroy() { + cleanupModifierEffects(); + isDestroyed = true; + } + }; + if (!areValidElements(reference, popper)) { + return instance; + } + instance.setOptions(options).then(function (state) { + if (!isDestroyed && options.onFirstUpdate) { + options.onFirstUpdate(state); + } + }); // Modifiers have the ability to execute arbitrary code before the first + // update cycle runs. They will be executed in the same order as the update + // cycle. This is useful when a modifier adds some persistent data that + // other modifiers need to use, but the modifier is run after the dependent + // one. + + function runModifierEffects() { + state.orderedModifiers.forEach(function (_ref) { + var name = _ref.name, + _ref$options = _ref.options, + options = _ref$options === void 0 ? {} : _ref$options, + effect = _ref.effect; + if (typeof effect === 'function') { + var cleanupFn = effect({ + state: state, + name: name, + instance: instance, + options: options + }); + var noopFn = function noopFn() {}; + effectCleanupFns.push(cleanupFn || noopFn); + } + }); + } + function cleanupModifierEffects() { + effectCleanupFns.forEach(function (fn) { + return fn(); + }); + effectCleanupFns = []; + } + return instance; + }; + } + var createPopper$2 = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers$1 = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1]; + var createPopper$1 = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers$1 + }); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1]; + var createPopper = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers + }); // eslint-disable-next-line import/no-unused-modules + + var Popper = /*#__PURE__*/Object.freeze({ + __proto__: null, + afterMain: afterMain, + afterRead: afterRead, + afterWrite: afterWrite, + applyStyles: applyStyles$1, + arrow: arrow$1, + auto: auto, + basePlacements: basePlacements, + beforeMain: beforeMain, + beforeRead: beforeRead, + beforeWrite: beforeWrite, + bottom: bottom, + clippingParents: clippingParents, + computeStyles: computeStyles$1, + createPopper: createPopper, + createPopperBase: createPopper$2, + createPopperLite: createPopper$1, + detectOverflow: detectOverflow, + end: end, + eventListeners: eventListeners, + flip: flip$1, + hide: hide$1, + left: left, + main: main, + modifierPhases: modifierPhases, + offset: offset$1, + placements: placements, + popper: popper, + popperGenerator: popperGenerator, + popperOffsets: popperOffsets$1, + preventOverflow: preventOverflow$1, + read: read, + reference: reference, + right: right, + start: start, + top: top, + variationPlacements: variationPlacements, + viewport: viewport, + write: write + }); + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/data.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + /** + * Constants + */ + + const elementMap = new Map(); + var Data = { + set(element, key, instance) { + if (!elementMap.has(element)) { + elementMap.set(element, new Map()); + } + const instanceMap = elementMap.get(element); + + // make it clear we only want one instance per element + // can be removed later when multiple key/instances are fine to be used + if (!instanceMap.has(key) && instanceMap.size !== 0) { + // eslint-disable-next-line no-console + console.error("Bootstrap doesn't allow more than one instance per element. Bound instance: ".concat(Array.from(instanceMap.keys())[0], ".")); + return; + } + instanceMap.set(key, instance); + }, + get(element, key) { + if (elementMap.has(element)) { + return elementMap.get(element).get(key) || null; + } + return null; + }, + remove(element, key) { + if (!elementMap.has(element)) { + return; + } + const instanceMap = elementMap.get(element); + instanceMap.delete(key); + + // free up element references if there are no instances left for an element + if (instanceMap.size === 0) { + elementMap.delete(element); + } + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/index.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const MAX_UID = 1000000; + const MILLISECONDS_MULTIPLIER = 1000; + const TRANSITION_END = 'transitionend'; + + /** + * Properly escape IDs selectors to handle weird IDs + * @param {string} selector + * @returns {string} + */ + const parseSelector = selector => { + if (selector && window.CSS && window.CSS.escape) { + // document.querySelector needs escaping to handle IDs (html5+) containing for instance / + selector = selector.replace(/#([^\s"#']+)/g, (match, id) => "#".concat(CSS.escape(id))); + } + return selector; + }; + + // Shout-out Angus Croll (https://goo.gl/pxwQGp) + const toType = object => { + if (object === null || object === undefined) { + return "".concat(object); + } + return Object.prototype.toString.call(object).match(/\s([a-z]+)/i)[1].toLowerCase(); + }; + + /** + * Public Util API + */ + + const getUID = prefix => { + do { + prefix += Math.floor(Math.random() * MAX_UID); + } while (document.getElementById(prefix)); + return prefix; + }; + const getTransitionDurationFromElement = element => { + if (!element) { + return 0; + } + + // Get transition-duration of the element + let { + transitionDuration, + transitionDelay + } = window.getComputedStyle(element); + const floatTransitionDuration = Number.parseFloat(transitionDuration); + const floatTransitionDelay = Number.parseFloat(transitionDelay); + + // Return 0 if element or transition duration is not found + if (!floatTransitionDuration && !floatTransitionDelay) { + return 0; + } + + // If multiple durations are defined, take the first + transitionDuration = transitionDuration.split(',')[0]; + transitionDelay = transitionDelay.split(',')[0]; + return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; + }; + const triggerTransitionEnd = element => { + element.dispatchEvent(new Event(TRANSITION_END)); + }; + const isElement = object => { + if (!object || typeof object !== 'object') { + return false; + } + if (typeof object.jquery !== 'undefined') { + object = object[0]; + } + return typeof object.nodeType !== 'undefined'; + }; + const getElement = object => { + // it's a jQuery object or a node element + if (isElement(object)) { + return object.jquery ? object[0] : object; + } + if (typeof object === 'string' && object.length > 0) { + return document.querySelector(parseSelector(object)); + } + return null; + }; + const isVisible = element => { + if (!isElement(element) || element.getClientRects().length === 0) { + return false; + } + const elementIsVisible = getComputedStyle(element).getPropertyValue('visibility') === 'visible'; + // Handle `details` element as its content may falsie appear visible when it is closed + const closedDetails = element.closest('details:not([open])'); + if (!closedDetails) { + return elementIsVisible; + } + if (closedDetails !== element) { + const summary = element.closest('summary'); + if (summary && summary.parentNode !== closedDetails) { + return false; + } + if (summary === null) { + return false; + } + } + return elementIsVisible; + }; + const isDisabled = element => { + if (!element || element.nodeType !== Node.ELEMENT_NODE) { + return true; + } + if (element.classList.contains('disabled')) { + return true; + } + if (typeof element.disabled !== 'undefined') { + return element.disabled; + } + return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; + }; + const findShadowRoot = element => { + if (!document.documentElement.attachShadow) { + return null; + } + + // Can find the shadow root otherwise it'll return the document + if (typeof element.getRootNode === 'function') { + const root = element.getRootNode(); + return root instanceof ShadowRoot ? root : null; + } + if (element instanceof ShadowRoot) { + return element; + } + + // when we don't find a shadow root + if (!element.parentNode) { + return null; + } + return findShadowRoot(element.parentNode); + }; + const noop = () => {}; + + /** + * Trick to restart an element's animation + * + * @param {HTMLElement} element + * @return void + * + * @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation + */ + const reflow = element => { + element.offsetHeight; // eslint-disable-line no-unused-expressions + }; + const getjQuery = () => { + if (window.jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { + return window.jQuery; + } + return null; + }; + const DOMContentLoadedCallbacks = []; + const onDOMContentLoaded = callback => { + if (document.readyState === 'loading') { + // add listener on the first call when the document is in loading state + if (!DOMContentLoadedCallbacks.length) { + document.addEventListener('DOMContentLoaded', () => { + for (const callback of DOMContentLoadedCallbacks) { + callback(); + } + }); + } + DOMContentLoadedCallbacks.push(callback); + } else { + callback(); + } + }; + const isRTL = () => document.documentElement.dir === 'rtl'; + const defineJQueryPlugin = plugin => { + onDOMContentLoaded(() => { + const $ = getjQuery(); + /* istanbul ignore if */ + if ($) { + const name = plugin.NAME; + const JQUERY_NO_CONFLICT = $.fn[name]; + $.fn[name] = plugin.jQueryInterface; + $.fn[name].Constructor = plugin; + $.fn[name].noConflict = () => { + $.fn[name] = JQUERY_NO_CONFLICT; + return plugin.jQueryInterface; + }; + } + }); + }; + const execute = function (possibleCallback) { + let args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; + let defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : possibleCallback; + return typeof possibleCallback === 'function' ? possibleCallback(...args) : defaultValue; + }; + const executeAfterTransition = function (callback, transitionElement) { + let waitForTransition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + if (!waitForTransition) { + execute(callback); + return; + } + const durationPadding = 5; + const emulatedDuration = getTransitionDurationFromElement(transitionElement) + durationPadding; + let called = false; + const handler = _ref => { + let { + target + } = _ref; + if (target !== transitionElement) { + return; + } + called = true; + transitionElement.removeEventListener(TRANSITION_END, handler); + execute(callback); + }; + transitionElement.addEventListener(TRANSITION_END, handler); + setTimeout(() => { + if (!called) { + triggerTransitionEnd(transitionElement); + } + }, emulatedDuration); + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/event-handler.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const namespaceRegex = /[^.]*(?=\..*)\.|.*/; + const stripNameRegex = /\..*/; + const stripUidRegex = /::\d+$/; + const eventRegistry = {}; // Events storage + let uidEvent = 1; + const customEvents = { + mouseenter: 'mouseover', + mouseleave: 'mouseout' + }; + const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']); + + /** + * Private methods + */ + + function makeEventUid(element, uid) { + return uid && "".concat(uid, "::").concat(uidEvent++) || element.uidEvent || uidEvent++; + } + function getElementEvents(element) { + const uid = makeEventUid(element); + element.uidEvent = uid; + eventRegistry[uid] = eventRegistry[uid] || {}; + return eventRegistry[uid]; + } + function bootstrapHandler(element, fn) { + return function handler(event) { + hydrateObj(event, { + delegateTarget: element + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, fn); + } + return fn.apply(element, [event]); + }; + } + function bootstrapDelegationHandler(element, selector, fn) { + return function handler(event) { + const domElements = element.querySelectorAll(selector); + for (let { + target + } = event; target && target !== this; target = target.parentNode) { + for (const domElement of domElements) { + if (domElement !== target) { + continue; + } + hydrateObj(event, { + delegateTarget: target + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, selector, fn); + } + return fn.apply(target, [event]); + } + } + }; + } + function findHandler(events, callable) { + let delegationSelector = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + return Object.values(events).find(event => event.callable === callable && event.delegationSelector === delegationSelector); + } + function normalizeParameters(originalTypeEvent, handler, delegationFunction) { + const isDelegated = typeof handler === 'string'; + // TODO: tooltip passes `false` instead of selector, so we need to check + const callable = isDelegated ? delegationFunction : handler || delegationFunction; + let typeEvent = getTypeEvent(originalTypeEvent); + if (!nativeEvents.has(typeEvent)) { + typeEvent = originalTypeEvent; + } + return [isDelegated, callable, typeEvent]; + } + function addHandler(element, originalTypeEvent, handler, delegationFunction, oneOff) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + let [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + + // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position + // this prevents the handler from being dispatched the same way as mouseover or mouseout does + if (originalTypeEvent in customEvents) { + const wrapFunction = fn => { + return function (event) { + if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) { + return fn.call(this, event); + } + }; + }; + callable = wrapFunction(callable); + } + const events = getElementEvents(element); + const handlers = events[typeEvent] || (events[typeEvent] = {}); + const previousFunction = findHandler(handlers, callable, isDelegated ? handler : null); + if (previousFunction) { + previousFunction.oneOff = previousFunction.oneOff && oneOff; + return; + } + const uid = makeEventUid(callable, originalTypeEvent.replace(namespaceRegex, '')); + const fn = isDelegated ? bootstrapDelegationHandler(element, handler, callable) : bootstrapHandler(element, callable); + fn.delegationSelector = isDelegated ? handler : null; + fn.callable = callable; + fn.oneOff = oneOff; + fn.uidEvent = uid; + handlers[uid] = fn; + element.addEventListener(typeEvent, fn, isDelegated); + } + function removeHandler(element, events, typeEvent, handler, delegationSelector) { + const fn = findHandler(events[typeEvent], handler, delegationSelector); + if (!fn) { + return; + } + element.removeEventListener(typeEvent, fn, Boolean(delegationSelector)); + delete events[typeEvent][fn.uidEvent]; + } + function removeNamespacedHandlers(element, events, typeEvent, namespace) { + const storeElementEvent = events[typeEvent] || {}; + for (const [handlerKey, event] of Object.entries(storeElementEvent)) { + if (handlerKey.includes(namespace)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + } + function getTypeEvent(event) { + // allow to get the native events from namespaced events ('click.bs.button' --> 'click') + event = event.replace(stripNameRegex, ''); + return customEvents[event] || event; + } + const EventHandler = { + on(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, false); + }, + one(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, true); + }, + off(element, originalTypeEvent, handler, delegationFunction) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + const [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + const inNamespace = typeEvent !== originalTypeEvent; + const events = getElementEvents(element); + const storeElementEvent = events[typeEvent] || {}; + const isNamespace = originalTypeEvent.startsWith('.'); + if (typeof callable !== 'undefined') { + // Simplest case: handler is passed, remove that listener ONLY. + if (!Object.keys(storeElementEvent).length) { + return; + } + removeHandler(element, events, typeEvent, callable, isDelegated ? handler : null); + return; + } + if (isNamespace) { + for (const elementEvent of Object.keys(events)) { + removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1)); + } + } + for (const [keyHandlers, event] of Object.entries(storeElementEvent)) { + const handlerKey = keyHandlers.replace(stripUidRegex, ''); + if (!inNamespace || originalTypeEvent.includes(handlerKey)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + }, + trigger(element, event, args) { + if (typeof event !== 'string' || !element) { + return null; + } + const $ = getjQuery(); + const typeEvent = getTypeEvent(event); + const inNamespace = event !== typeEvent; + let jQueryEvent = null; + let bubbles = true; + let nativeDispatch = true; + let defaultPrevented = false; + if (inNamespace && $) { + jQueryEvent = $.Event(event, args); + $(element).trigger(jQueryEvent); + bubbles = !jQueryEvent.isPropagationStopped(); + nativeDispatch = !jQueryEvent.isImmediatePropagationStopped(); + defaultPrevented = jQueryEvent.isDefaultPrevented(); + } + const evt = hydrateObj(new Event(event, { + bubbles, + cancelable: true + }), args); + if (defaultPrevented) { + evt.preventDefault(); + } + if (nativeDispatch) { + element.dispatchEvent(evt); + } + if (evt.defaultPrevented && jQueryEvent) { + jQueryEvent.preventDefault(); + } + return evt; + } + }; + function hydrateObj(obj) { + let meta = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + for (const [key, value] of Object.entries(meta)) { + try { + obj[key] = value; + } catch { + Object.defineProperty(obj, key, { + configurable: true, + get() { + return value; + } + }); + } + } + return obj; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/manipulator.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + function normalizeData(value) { + if (value === 'true') { + return true; + } + if (value === 'false') { + return false; + } + if (value === Number(value).toString()) { + return Number(value); + } + if (value === '' || value === 'null') { + return null; + } + if (typeof value !== 'string') { + return value; + } + try { + return JSON.parse(decodeURIComponent(value)); + } catch { + return value; + } + } + function normalizeDataKey(key) { + return key.replace(/[A-Z]/g, chr => "-".concat(chr.toLowerCase())); + } + const Manipulator = { + setDataAttribute(element, key, value) { + element.setAttribute("data-bs-".concat(normalizeDataKey(key)), value); + }, + removeDataAttribute(element, key) { + element.removeAttribute("data-bs-".concat(normalizeDataKey(key))); + }, + getDataAttributes(element) { + if (!element) { + return {}; + } + const attributes = {}; + const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig')); + for (const key of bsKeys) { + let pureKey = key.replace(/^bs/, ''); + pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); + attributes[pureKey] = normalizeData(element.dataset[key]); + } + return attributes; + }, + getDataAttribute(element, key) { + return normalizeData(element.getAttribute("data-bs-".concat(normalizeDataKey(key)))); + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/config.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Class definition + */ + + class Config { + // Getters + static get Default() { + return {}; + } + static get DefaultType() { + return {}; + } + static get NAME() { + throw new Error('You have to implement the static method "NAME", for each component!'); + } + _getConfig(config) { + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + return config; + } + _mergeConfigObj(config, element) { + const jsonConfig = isElement(element) ? Manipulator.getDataAttribute(element, 'config') : {}; // try to parse + + return { + ...this.constructor.Default, + ...(typeof jsonConfig === 'object' ? jsonConfig : {}), + ...(isElement(element) ? Manipulator.getDataAttributes(element) : {}), + ...(typeof config === 'object' ? config : {}) + }; + } + _typeCheckConfig(config) { + let configTypes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.constructor.DefaultType; + for (const [property, expectedTypes] of Object.entries(configTypes)) { + const value = config[property]; + const valueType = isElement(value) ? 'element' : toType(value); + if (!new RegExp(expectedTypes).test(valueType)) { + throw new TypeError("".concat(this.constructor.NAME.toUpperCase(), ": Option \"").concat(property, "\" provided type \"").concat(valueType, "\" but expected type \"").concat(expectedTypes, "\".")); + } + } + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap base-component.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const VERSION = '5.3.3'; + + /** + * Class definition + */ + + class BaseComponent extends Config { + constructor(element, config) { + super(); + element = getElement(element); + if (!element) { + return; + } + this._element = element; + this._config = this._getConfig(config); + Data.set(this._element, this.constructor.DATA_KEY, this); + } + + // Public + dispose() { + Data.remove(this._element, this.constructor.DATA_KEY); + EventHandler.off(this._element, this.constructor.EVENT_KEY); + for (const propertyName of Object.getOwnPropertyNames(this)) { + this[propertyName] = null; + } + } + _queueCallback(callback, element) { + let isAnimated = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + executeAfterTransition(callback, element, isAnimated); + } + _getConfig(config) { + config = this._mergeConfigObj(config, this._element); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + + // Static + static getInstance(element) { + return Data.get(getElement(element), this.DATA_KEY); + } + static getOrCreateInstance(element) { + let config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + return this.getInstance(element) || new this(element, typeof config === 'object' ? config : null); + } + static get VERSION() { + return VERSION; + } + static get DATA_KEY() { + return "bs.".concat(this.NAME); + } + static get EVENT_KEY() { + return ".".concat(this.DATA_KEY); + } + static eventName(name) { + return "".concat(name).concat(this.EVENT_KEY); + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/sanitizer.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + // js-docs-start allow-list + const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i; + const DefaultAllowlist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + dd: [], + div: [], + dl: [], + dt: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'srcset', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + }; + // js-docs-end allow-list + + const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']); + + /** + * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation + * contexts. + * + * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38 + */ + // eslint-disable-next-line unicorn/better-regex + const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i; + const allowedAttribute = (attribute, allowedAttributeList) => { + const attributeName = attribute.nodeName.toLowerCase(); + if (allowedAttributeList.includes(attributeName)) { + if (uriAttributes.has(attributeName)) { + return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue)); + } + return true; + } + + // Check if a regular expression validates the attribute. + return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName)); + }; + function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) { + if (!unsafeHtml.length) { + return unsafeHtml; + } + if (sanitizeFunction && typeof sanitizeFunction === 'function') { + return sanitizeFunction(unsafeHtml); + } + const domParser = new window.DOMParser(); + const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html'); + const elements = [].concat(...createdDocument.body.querySelectorAll('*')); + for (const element of elements) { + const elementName = element.nodeName.toLowerCase(); + if (!Object.keys(allowList).includes(elementName)) { + element.remove(); + continue; + } + const attributeList = [].concat(...element.attributes); + const allowedAttributes = [].concat(allowList['*'] || [], allowList[elementName] || []); + for (const attribute of attributeList) { + if (!allowedAttribute(attribute, allowedAttributes)) { + element.removeAttribute(attribute.nodeName); + } + } + } + return createdDocument.body.innerHTML; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/selector-engine.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const getSelector = element => { + let selector = element.getAttribute('data-bs-target'); + if (!selector || selector === '#') { + let hrefAttribute = element.getAttribute('href'); + + // The only valid content that could double as a selector are IDs or classes, + // so everything starting with `#` or `.`. If a "real" URL is used as the selector, + // `document.querySelector` will rightfully complain it is invalid. + // See https://github.com/twbs/bootstrap/issues/32273 + if (!hrefAttribute || !hrefAttribute.includes('#') && !hrefAttribute.startsWith('.')) { + return null; + } + + // Just in case some CMS puts out a full URL with the anchor appended + if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) { + hrefAttribute = "#".concat(hrefAttribute.split('#')[1]); + } + selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null; + } + return selector ? selector.split(',').map(sel => parseSelector(sel)).join(',') : null; + }; + const SelectorEngine = { + find(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return [].concat(...Element.prototype.querySelectorAll.call(element, selector)); + }, + findOne(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return Element.prototype.querySelector.call(element, selector); + }, + children(element, selector) { + return [].concat(...element.children).filter(child => child.matches(selector)); + }, + parents(element, selector) { + const parents = []; + let ancestor = element.parentNode.closest(selector); + while (ancestor) { + parents.push(ancestor); + ancestor = ancestor.parentNode.closest(selector); + } + return parents; + }, + prev(element, selector) { + let previous = element.previousElementSibling; + while (previous) { + if (previous.matches(selector)) { + return [previous]; + } + previous = previous.previousElementSibling; + } + return []; + }, + // TODO: this is now unused; remove later along with prev() + next(element, selector) { + let next = element.nextElementSibling; + while (next) { + if (next.matches(selector)) { + return [next]; + } + next = next.nextElementSibling; + } + return []; + }, + focusableChildren(element) { + const focusables = ['a', 'button', 'input', 'textarea', 'select', 'details', '[tabindex]', '[contenteditable="true"]'].map(selector => "".concat(selector, ":not([tabindex^=\"-\"])")).join(','); + return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el)); + }, + getSelectorFromElement(element) { + const selector = getSelector(element); + if (selector) { + return SelectorEngine.findOne(selector) ? selector : null; + } + return null; + }, + getElementFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.findOne(selector) : null; + }, + getMultipleElementsFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.find(selector) : []; + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/template-factory.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$2 = 'TemplateFactory'; + const Default$2 = { + allowList: DefaultAllowlist, + content: {}, + // { selector : text , selector2 : text2 , } + extraClass: '', + html: false, + sanitize: true, + sanitizeFn: null, + template: '
' + }; + const DefaultType$2 = { + allowList: 'object', + content: 'object', + extraClass: '(string|function)', + html: 'boolean', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + template: 'string' + }; + const DefaultContentType = { + entry: '(string|element|function|null)', + selector: '(string|element)' + }; + + /** + * Class definition + */ + + class TemplateFactory extends Config { + constructor(config) { + super(); + this._config = this._getConfig(config); + } + + // Getters + static get Default() { + return Default$2; + } + static get DefaultType() { + return DefaultType$2; + } + static get NAME() { + return NAME$2; + } + + // Public + getContent() { + return Object.values(this._config.content).map(config => this._resolvePossibleFunction(config)).filter(Boolean); + } + hasContent() { + return this.getContent().length > 0; + } + changeContent(content) { + this._checkContent(content); + this._config.content = { + ...this._config.content, + ...content + }; + return this; + } + toHtml() { + const templateWrapper = document.createElement('div'); + templateWrapper.innerHTML = this._maybeSanitize(this._config.template); + for (const [selector, text] of Object.entries(this._config.content)) { + this._setContent(templateWrapper, text, selector); + } + const template = templateWrapper.children[0]; + const extraClass = this._resolvePossibleFunction(this._config.extraClass); + if (extraClass) { + template.classList.add(...extraClass.split(' ')); + } + return template; + } + + // Private + _typeCheckConfig(config) { + super._typeCheckConfig(config); + this._checkContent(config.content); + } + _checkContent(arg) { + for (const [selector, content] of Object.entries(arg)) { + super._typeCheckConfig({ + selector, + entry: content + }, DefaultContentType); + } + } + _setContent(template, content, selector) { + const templateElement = SelectorEngine.findOne(selector, template); + if (!templateElement) { + return; + } + content = this._resolvePossibleFunction(content); + if (!content) { + templateElement.remove(); + return; + } + if (isElement(content)) { + this._putElementInTemplate(getElement(content), templateElement); + return; + } + if (this._config.html) { + templateElement.innerHTML = this._maybeSanitize(content); + return; + } + templateElement.textContent = content; + } + _maybeSanitize(arg) { + return this._config.sanitize ? sanitizeHtml(arg, this._config.allowList, this._config.sanitizeFn) : arg; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this]); + } + _putElementInTemplate(element, templateElement) { + if (this._config.html) { + templateElement.innerHTML = ''; + templateElement.append(element); + return; + } + templateElement.textContent = element.textContent; + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap tooltip.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$1 = 'tooltip'; + const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']); + const CLASS_NAME_FADE = 'fade'; + const CLASS_NAME_MODAL = 'modal'; + const CLASS_NAME_SHOW$1 = 'show'; + const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'; + const SELECTOR_MODAL = ".".concat(CLASS_NAME_MODAL); + const EVENT_MODAL_HIDE = 'hide.bs.modal'; + const TRIGGER_HOVER = 'hover'; + const TRIGGER_FOCUS = 'focus'; + const TRIGGER_CLICK = 'click'; + const TRIGGER_MANUAL = 'manual'; + const EVENT_HIDE$1 = 'hide'; + const EVENT_HIDDEN$1 = 'hidden'; + const EVENT_SHOW$1 = 'show'; + const EVENT_SHOWN$1 = 'shown'; + const EVENT_INSERTED = 'inserted'; + const EVENT_CLICK = 'click'; + const EVENT_FOCUSIN = 'focusin'; + const EVENT_FOCUSOUT = 'focusout'; + const EVENT_MOUSEENTER = 'mouseenter'; + const EVENT_MOUSELEAVE = 'mouseleave'; + const AttachmentMap = { + AUTO: 'auto', + TOP: 'top', + RIGHT: isRTL() ? 'left' : 'right', + BOTTOM: 'bottom', + LEFT: isRTL() ? 'right' : 'left' + }; + const Default$1 = { + allowList: DefaultAllowlist, + animation: true, + boundary: 'clippingParents', + container: false, + customClass: '', + delay: 0, + fallbackPlacements: ['top', 'right', 'bottom', 'left'], + html: false, + offset: [0, 6], + placement: 'top', + popperConfig: null, + sanitize: true, + sanitizeFn: null, + selector: false, + template: '', + title: '', + trigger: 'hover focus' + }; + const DefaultType$1 = { + allowList: 'object', + animation: 'boolean', + boundary: '(string|element)', + container: '(string|element|boolean)', + customClass: '(string|function)', + delay: '(number|object)', + fallbackPlacements: 'array', + html: 'boolean', + offset: '(array|string|function)', + placement: '(string|function)', + popperConfig: '(null|object|function)', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + selector: '(string|boolean)', + template: 'string', + title: '(string|element|function)', + trigger: 'string' + }; + + /** + * Class definition + */ + + class Tooltip extends BaseComponent { + constructor(element, config) { + if (typeof Popper === 'undefined') { + throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)'); + } + super(element, config); + + // Private + this._isEnabled = true; + this._timeout = 0; + this._isHovered = null; + this._activeTrigger = {}; + this._popper = null; + this._templateFactory = null; + this._newContent = null; + + // Protected + this.tip = null; + this._setListeners(); + if (!this._config.selector) { + this._fixTitle(); + } + } + + // Getters + static get Default() { + return Default$1; + } + static get DefaultType() { + return DefaultType$1; + } + static get NAME() { + return NAME$1; + } + + // Public + enable() { + this._isEnabled = true; + } + disable() { + this._isEnabled = false; + } + toggleEnabled() { + this._isEnabled = !this._isEnabled; + } + toggle() { + if (!this._isEnabled) { + return; + } + this._activeTrigger.click = !this._activeTrigger.click; + if (this._isShown()) { + this._leave(); + return; + } + this._enter(); + } + dispose() { + clearTimeout(this._timeout); + EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + if (this._element.getAttribute('data-bs-original-title')) { + this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title')); + } + this._disposePopper(); + super.dispose(); + } + show() { + if (this._element.style.display === 'none') { + throw new Error('Please use show on visible elements'); + } + if (!(this._isWithContent() && this._isEnabled)) { + return; + } + const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW$1)); + const shadowRoot = findShadowRoot(this._element); + const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element); + if (showEvent.defaultPrevented || !isInTheDom) { + return; + } + + // TODO: v6 remove this or make it optional + this._disposePopper(); + const tip = this._getTipElement(); + this._element.setAttribute('aria-describedby', tip.getAttribute('id')); + const { + container + } = this._config; + if (!this._element.ownerDocument.documentElement.contains(this.tip)) { + container.append(tip); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED)); + } + this._popper = this._createPopper(tip); + tip.classList.add(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we add extra + // empty mouseover listeners to the body's immediate children; + // only needed because of broken event delegation on iOS + // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.on(element, 'mouseover', noop); + } + } + const complete = () => { + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN$1)); + if (this._isHovered === false) { + this._leave(); + } + this._isHovered = false; + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + hide() { + if (!this._isShown()) { + return; + } + const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE$1)); + if (hideEvent.defaultPrevented) { + return; + } + const tip = this._getTipElement(); + tip.classList.remove(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we remove the extra + // empty mouseover listeners we added for iOS support + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.off(element, 'mouseover', noop); + } + } + this._activeTrigger[TRIGGER_CLICK] = false; + this._activeTrigger[TRIGGER_FOCUS] = false; + this._activeTrigger[TRIGGER_HOVER] = false; + this._isHovered = null; // it is a trick to support manual triggering + + const complete = () => { + if (this._isWithActiveTrigger()) { + return; + } + if (!this._isHovered) { + this._disposePopper(); + } + this._element.removeAttribute('aria-describedby'); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN$1)); + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + update() { + if (this._popper) { + this._popper.update(); + } + } + + // Protected + _isWithContent() { + return Boolean(this._getTitle()); + } + _getTipElement() { + if (!this.tip) { + this.tip = this._createTipElement(this._newContent || this._getContentForTemplate()); + } + return this.tip; + } + _createTipElement(content) { + const tip = this._getTemplateFactory(content).toHtml(); + + // TODO: remove this check in v6 + if (!tip) { + return null; + } + tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW$1); + // TODO: v6 the following can be achieved with CSS only + tip.classList.add("bs-".concat(this.constructor.NAME, "-auto")); + const tipId = getUID(this.constructor.NAME).toString(); + tip.setAttribute('id', tipId); + if (this._isAnimated()) { + tip.classList.add(CLASS_NAME_FADE); + } + return tip; + } + setContent(content) { + this._newContent = content; + if (this._isShown()) { + this._disposePopper(); + this.show(); + } + } + _getTemplateFactory(content) { + if (this._templateFactory) { + this._templateFactory.changeContent(content); + } else { + this._templateFactory = new TemplateFactory({ + ...this._config, + // the `content` var has to be after `this._config` + // to override config.content in case of popover + content, + extraClass: this._resolvePossibleFunction(this._config.customClass) + }); + } + return this._templateFactory; + } + _getContentForTemplate() { + return { + [SELECTOR_TOOLTIP_INNER]: this._getTitle() + }; + } + _getTitle() { + return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title'); + } + + // Private + _initializeOnDelegatedTarget(event) { + return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig()); + } + _isAnimated() { + return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE); + } + _isShown() { + return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW$1); + } + _createPopper(tip) { + const placement = execute(this._config.placement, [this, tip, this._element]); + const attachment = AttachmentMap[placement.toUpperCase()]; + return createPopper(this._element, tip, this._getPopperConfig(attachment)); + } + _getOffset() { + const { + offset + } = this._config; + if (typeof offset === 'string') { + return offset.split(',').map(value => Number.parseInt(value, 10)); + } + if (typeof offset === 'function') { + return popperData => offset(popperData, this._element); + } + return offset; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this._element]); + } + _getPopperConfig(attachment) { + const defaultBsPopperConfig = { + placement: attachment, + modifiers: [{ + name: 'flip', + options: { + fallbackPlacements: this._config.fallbackPlacements + } + }, { + name: 'offset', + options: { + offset: this._getOffset() + } + }, { + name: 'preventOverflow', + options: { + boundary: this._config.boundary + } + }, { + name: 'arrow', + options: { + element: ".".concat(this.constructor.NAME, "-arrow") + } + }, { + name: 'preSetPlacement', + enabled: true, + phase: 'beforeMain', + fn: data => { + // Pre-set Popper's placement attribute in order to read the arrow sizes properly. + // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement + this._getTipElement().setAttribute('data-popper-placement', data.state.placement); + } + }] + }; + return { + ...defaultBsPopperConfig, + ...execute(this._config.popperConfig, [defaultBsPopperConfig]) + }; + } + _setListeners() { + const triggers = this._config.trigger.split(' '); + for (const trigger of triggers) { + if (trigger === 'click') { + EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context.toggle(); + }); + } else if (trigger !== TRIGGER_MANUAL) { + const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN); + const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT); + EventHandler.on(this._element, eventIn, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true; + context._enter(); + }); + EventHandler.on(this._element, eventOut, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget); + context._leave(); + }); + } + } + this._hideModalHandler = () => { + if (this._element) { + this.hide(); + } + }; + EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + } + _fixTitle() { + const title = this._element.getAttribute('title'); + if (!title) { + return; + } + if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) { + this._element.setAttribute('aria-label', title); + } + this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility + this._element.removeAttribute('title'); + } + _enter() { + if (this._isShown() || this._isHovered) { + this._isHovered = true; + return; + } + this._isHovered = true; + this._setTimeout(() => { + if (this._isHovered) { + this.show(); + } + }, this._config.delay.show); + } + _leave() { + if (this._isWithActiveTrigger()) { + return; + } + this._isHovered = false; + this._setTimeout(() => { + if (!this._isHovered) { + this.hide(); + } + }, this._config.delay.hide); + } + _setTimeout(handler, timeout) { + clearTimeout(this._timeout); + this._timeout = setTimeout(handler, timeout); + } + _isWithActiveTrigger() { + return Object.values(this._activeTrigger).includes(true); + } + _getConfig(config) { + const dataAttributes = Manipulator.getDataAttributes(this._element); + for (const dataAttribute of Object.keys(dataAttributes)) { + if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) { + delete dataAttributes[dataAttribute]; + } + } + config = { + ...dataAttributes, + ...(typeof config === 'object' && config ? config : {}) + }; + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + config.container = config.container === false ? document.body : getElement(config.container); + if (typeof config.delay === 'number') { + config.delay = { + show: config.delay, + hide: config.delay + }; + } + if (typeof config.title === 'number') { + config.title = config.title.toString(); + } + if (typeof config.content === 'number') { + config.content = config.content.toString(); + } + return config; + } + _getDelegateConfig() { + const config = {}; + for (const [key, value] of Object.entries(this._config)) { + if (this.constructor.Default[key] !== value) { + config[key] = value; + } + } + config.selector = false; + config.trigger = 'manual'; + + // In the future can be replaced with: + // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]]) + // `Object.fromEntries(keysWithDifferentValues)` + return config; + } + _disposePopper() { + if (this._popper) { + this._popper.destroy(); + this._popper = null; + } + if (this.tip) { + this.tip.remove(); + this.tip = null; + } + } + + // Static + static jQueryInterface(config) { + return this.each(function () { + const data = Tooltip.getOrCreateInstance(this, config); + if (typeof config !== 'string') { + return; + } + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + }); + } + } + + /** + * jQuery + */ + + defineJQueryPlugin(Tooltip); + + function loadTooptip() { + const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]'); + [...tooltipTriggerList].map(tooltipTriggerEl => new Tooltip(tooltipTriggerEl)); + } + + function basic() { + back2top(); + loadTooptip(); + } + + /** + * Add listener for theme mode toggle + */ + const toggle = document.getElementById('mode-toggle'); + function modeWatcher() { + if (!toggle) { + return; + } + toggle.addEventListener('click', () => { + modeToggle.flipMode(); + }); + } + + function _defineProperty(e, r, t) { + return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { + value: t, + enumerable: !0, + configurable: !0, + writable: !0 + }) : e[r] = t, e; + } + function _toPrimitive(t, r) { + if ("object" != typeof t || !t) return t; + var e = t[Symbol.toPrimitive]; + if (void 0 !== e) { + var i = e.call(t, r || "default"); + if ("object" != typeof i) return i; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return ("string" === r ? String : Number)(t); + } + function _toPropertyKey(t) { + var i = _toPrimitive(t, "string"); + return "symbol" == typeof i ? i : i + ""; + } + + /** + * Expand or close the sidebar in mobile screens. + */ + + const ATTR_DISPLAY = 'sidebar-display'; + class SidebarUtil { + static toggle() { + if (SidebarUtil.isExpanded === false) { + document.body.setAttribute(ATTR_DISPLAY, ''); + } else { + document.body.removeAttribute(ATTR_DISPLAY); + } + SidebarUtil.isExpanded = !SidebarUtil.isExpanded; + } + } + _defineProperty(SidebarUtil, "isExpanded", false); + function sidebarExpand() { + document.getElementById('sidebar-trigger').addEventListener('click', SidebarUtil.toggle); + document.getElementById('mask').addEventListener('click', SidebarUtil.toggle); + } + + function initSidebar() { + modeWatcher(); + sidebarExpand(); + } + + /** + * This script make #search-result-wrapper switch to unloaded or shown automatically. + */ + + const btnSbTrigger = document.getElementById('sidebar-trigger'); + const btnSearchTrigger = document.getElementById('search-trigger'); + const btnCancel = document.getElementById('search-cancel'); + const content = document.querySelectorAll('#main-wrapper>.container>.row'); + const topbarTitle = document.getElementById('topbar-title'); + const search = document.getElementById('search'); + const resultWrapper = document.getElementById('search-result-wrapper'); + const results = document.getElementById('search-results'); + const input = document.getElementById('search-input'); + const hints = document.getElementById('search-hints'); + + // CSS class names + const LOADED = 'd-block'; + const UNLOADED = 'd-none'; + const FOCUS = 'input-focus'; + const FLEX = 'd-flex'; + + /* Actions in mobile screens (Sidebar hidden) */ + class MobileSearchBar { + static on() { + btnSbTrigger.classList.add(UNLOADED); + topbarTitle.classList.add(UNLOADED); + btnSearchTrigger.classList.add(UNLOADED); + search.classList.add(FLEX); + btnCancel.classList.add(LOADED); + } + static off() { + btnCancel.classList.remove(LOADED); + search.classList.remove(FLEX); + btnSbTrigger.classList.remove(UNLOADED); + topbarTitle.classList.remove(UNLOADED); + btnSearchTrigger.classList.remove(UNLOADED); + } + } + class ResultSwitch { + static on() { + if (!this.resultVisible) { + resultWrapper.classList.remove(UNLOADED); + content.forEach(el => { + el.classList.add(UNLOADED); + }); + this.resultVisible = true; + } + } + static off() { + if (this.resultVisible) { + results.innerHTML = ''; + if (hints.classList.contains(UNLOADED)) { + hints.classList.remove(UNLOADED); + } + resultWrapper.classList.add(UNLOADED); + content.forEach(el => { + el.classList.remove(UNLOADED); + }); + input.textContent = ''; + this.resultVisible = false; + } + } + } + _defineProperty(ResultSwitch, "resultVisible", false); + function isMobileView() { + return btnCancel.classList.contains(LOADED); + } + function displaySearch() { + btnSearchTrigger.addEventListener('click', () => { + MobileSearchBar.on(); + ResultSwitch.on(); + input.focus(); + }); + btnCancel.addEventListener('click', () => { + MobileSearchBar.off(); + ResultSwitch.off(); + }); + input.addEventListener('focus', () => { + search.classList.add(FOCUS); + }); + input.addEventListener('focusout', () => { + search.classList.remove(FOCUS); + }); + input.addEventListener('input', () => { + if (input.value === '') { + if (isMobileView()) { + hints.classList.remove(UNLOADED); + } else { + ResultSwitch.off(); + } + } else { + ResultSwitch.on(); + if (isMobileView()) { + hints.classList.add(UNLOADED); + } + } + }); + } + + function initTopbar() { + displaySearch(); + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap collapse.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME = 'collapse'; + const DATA_KEY = 'bs.collapse'; + const EVENT_KEY = ".".concat(DATA_KEY); + const DATA_API_KEY = '.data-api'; + const EVENT_SHOW = "show".concat(EVENT_KEY); + const EVENT_SHOWN = "shown".concat(EVENT_KEY); + const EVENT_HIDE = "hide".concat(EVENT_KEY); + const EVENT_HIDDEN = "hidden".concat(EVENT_KEY); + const EVENT_CLICK_DATA_API = "click".concat(EVENT_KEY).concat(DATA_API_KEY); + const CLASS_NAME_SHOW = 'show'; + const CLASS_NAME_COLLAPSE = 'collapse'; + const CLASS_NAME_COLLAPSING = 'collapsing'; + const CLASS_NAME_COLLAPSED = 'collapsed'; + const CLASS_NAME_DEEPER_CHILDREN = ":scope .".concat(CLASS_NAME_COLLAPSE, " .").concat(CLASS_NAME_COLLAPSE); + const CLASS_NAME_HORIZONTAL = 'collapse-horizontal'; + const WIDTH = 'width'; + const HEIGHT = 'height'; + const SELECTOR_ACTIVES = '.collapse.show, .collapse.collapsing'; + const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]'; + const Default = { + parent: null, + toggle: true + }; + const DefaultType = { + parent: '(null|element)', + toggle: 'boolean' + }; + + /** + * Class definition + */ + + class Collapse extends BaseComponent { + constructor(element, config) { + super(element, config); + this._isTransitioning = false; + this._triggerArray = []; + const toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE); + for (const elem of toggleList) { + const selector = SelectorEngine.getSelectorFromElement(elem); + const filterElement = SelectorEngine.find(selector).filter(foundElement => foundElement === this._element); + if (selector !== null && filterElement.length) { + this._triggerArray.push(elem); + } + } + this._initializeChildren(); + if (!this._config.parent) { + this._addAriaAndCollapsedClass(this._triggerArray, this._isShown()); + } + if (this._config.toggle) { + this.toggle(); + } + } + + // Getters + static get Default() { + return Default; + } + static get DefaultType() { + return DefaultType; + } + static get NAME() { + return NAME; + } + + // Public + toggle() { + if (this._isShown()) { + this.hide(); + } else { + this.show(); + } + } + show() { + if (this._isTransitioning || this._isShown()) { + return; + } + let activeChildren = []; + + // find active children + if (this._config.parent) { + activeChildren = this._getFirstLevelChildren(SELECTOR_ACTIVES).filter(element => element !== this._element).map(element => Collapse.getOrCreateInstance(element, { + toggle: false + })); + } + if (activeChildren.length && activeChildren[0]._isTransitioning) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_SHOW); + if (startEvent.defaultPrevented) { + return; + } + for (const activeInstance of activeChildren) { + activeInstance.hide(); + } + const dimension = this._getDimension(); + this._element.classList.remove(CLASS_NAME_COLLAPSE); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.style[dimension] = 0; + this._addAriaAndCollapsedClass(this._triggerArray, true); + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + this._element.style[dimension] = ''; + EventHandler.trigger(this._element, EVENT_SHOWN); + }; + const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1); + const scrollSize = "scroll".concat(capitalizedDimension); + this._queueCallback(complete, this._element, true); + this._element.style[dimension] = "".concat(this._element[scrollSize], "px"); + } + hide() { + if (this._isTransitioning || !this._isShown()) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_HIDE); + if (startEvent.defaultPrevented) { + return; + } + const dimension = this._getDimension(); + this._element.style[dimension] = "".concat(this._element.getBoundingClientRect()[dimension], "px"); + reflow(this._element); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + for (const trigger of this._triggerArray) { + const element = SelectorEngine.getElementFromSelector(trigger); + if (element && !this._isShown(element)) { + this._addAriaAndCollapsedClass([trigger], false); + } + } + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE); + EventHandler.trigger(this._element, EVENT_HIDDEN); + }; + this._element.style[dimension] = ''; + this._queueCallback(complete, this._element, true); + } + _isShown() { + let element = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._element; + return element.classList.contains(CLASS_NAME_SHOW); + } + + // Private + _configAfterMerge(config) { + config.toggle = Boolean(config.toggle); // Coerce string values + config.parent = getElement(config.parent); + return config; + } + _getDimension() { + return this._element.classList.contains(CLASS_NAME_HORIZONTAL) ? WIDTH : HEIGHT; + } + _initializeChildren() { + if (!this._config.parent) { + return; + } + const children = this._getFirstLevelChildren(SELECTOR_DATA_TOGGLE); + for (const element of children) { + const selected = SelectorEngine.getElementFromSelector(element); + if (selected) { + this._addAriaAndCollapsedClass([element], this._isShown(selected)); + } + } + } + _getFirstLevelChildren(selector) { + const children = SelectorEngine.find(CLASS_NAME_DEEPER_CHILDREN, this._config.parent); + // remove children if greater depth + return SelectorEngine.find(selector, this._config.parent).filter(element => !children.includes(element)); + } + _addAriaAndCollapsedClass(triggerArray, isOpen) { + if (!triggerArray.length) { + return; + } + for (const element of triggerArray) { + element.classList.toggle(CLASS_NAME_COLLAPSED, !isOpen); + element.setAttribute('aria-expanded', isOpen); + } + } + + // Static + static jQueryInterface(config) { + const _config = {}; + if (typeof config === 'string' && /show|hide/.test(config)) { + _config.toggle = false; + } + return this.each(function () { + const data = Collapse.getOrCreateInstance(this, _config); + if (typeof config === 'string') { + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + } + }); + } + } + + /** + * Data API implementation + */ + + EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { + // preventDefault only for elements (which change the URL) not inside the collapsible element + if (event.target.tagName === 'A' || event.delegateTarget && event.delegateTarget.tagName === 'A') { + event.preventDefault(); + } + for (const element of SelectorEngine.getMultipleElementsFromSelector(this)) { + Collapse.getOrCreateInstance(element, { + toggle: false + }).toggle(); + } + }); + + /** + * jQuery + */ + + defineJQueryPlugin(Collapse); + + /** + * Tab 'Categories' expand/close effect. + */ + + const childPrefix = 'l_'; + const parentPrefix = 'h_'; + const children = document.getElementsByClassName('collapse'); + function categoryCollapse() { + [...children].forEach(elem => { + const id = parentPrefix + elem.id.substring(childPrefix.length); + const parent = document.getElementById(id); + + // collapse sub-categories + elem.addEventListener('hide.bs.collapse', () => { + if (parent) { + parent.querySelector('.far.fa-folder-open').className = 'far fa-folder fa-fw'; + parent.querySelector('.fas.fa-angle-down').classList.add('rotate'); + parent.classList.remove('hide-border-bottom'); + } + }); + + // expand sub-categories + elem.addEventListener('show.bs.collapse', () => { + if (parent) { + parent.querySelector('.far.fa-folder').className = 'far fa-folder-open fa-fw'; + parent.querySelector('.fas.fa-angle-down').classList.remove('rotate'); + parent.classList.add('hide-border-bottom'); + } + }); + }); + } + + basic(); + initSidebar(); + initTopbar(); + categoryCollapse(); + +})(); +//# 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ht={"*":["class","dir","id","lang","role",/^aria-[\w-]*$/i],a:["target","href","title","rel"],area:[],b:[],br:[],col:[],code:[],dd:[],div:[],dl:[],dt:[],em:[],hr:[],h1:[],h2:[],h3:[],h4:[],h5:[],h6:[],i:[],img:["src","srcset","alt","title","width","height"],li:[],ol:[],p:[],pre:[],s:[],small:[],span:[],sub:[],sup:[],strong:[],u:[],ul:[]},mt=new Set(["background","cite","href","itemtype","longdesc","poster","src","xlink:href"]),gt=/^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i,vt=(e,t)=>{const n=e.nodeName.toLowerCase();return t.includes(n)?!mt.has(n)||Boolean(gt.test(e.nodeValue)):t.filter((e=>e instanceof RegExp)).some((e=>e.test(n)))};const bt=e=>{let t=e.getAttribute("data-bs-target");if(!t||"#"===t){let n=e.getAttribute("href");if(!n||!n.includes("#")&&!n.startsWith("."))return null;n.includes("#")&&!n.startsWith("#")&&(n="#".concat(n.split("#")[1])),t=n&&"#"!==n?n.trim():null}return t?t.split(",").map((e=>Be(e))).join(","):null},yt={find(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:document.documentElement;return[].concat(...Element.prototype.querySelectorAll.call(t,e))},findOne(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:document.documentElement;return Element.prototype.querySelector.call(t,e)},children:(e,t)=>[].concat(...e.children).filter((e=>e.matches(t))),parents(e,t){const n=[];let i=e.parentNode.closest(t);for(;i;)n.push(i),i=i.parentNode.closest(t);return n},prev(e,t){let n=e.previousElementSibling;for(;n;){if(n.matches(t))return[n];n=n.previousElementSibling}return[]},next(e,t){let n=e.nextElementSibling;for(;n;){if(n.matches(t))return[n];n=n.nextElementSibling}return[]},focusableChildren(e){const t=["a","button","input","textarea","select","details","[tabindex]",'[contenteditable="true"]'].map((e=>"".concat(e,':not([tabindex^="-"])'))).join(",");return this.find(t,e).filter((e=>!(e=>!e||e.nodeType!==Node.ELEMENT_NODE||!!e.classList.contains("disabled")||(void 0!==e.disabled?e.disabled:e.hasAttribute("disabled")&&"false"!==e.getAttribute("disabled")))(e)&&(e=>{if(!He(e)||0===e.getClientRects().length)return!1;const t="visible"===getComputedStyle(e).getPropertyValue("visibility"),n=e.closest("details:not([open])");if(!n)return t;if(n!==e){const t=e.closest("summary");if(t&&t.parentNode!==n)return!1;if(null===t)return!1}return t})(e)))},getSelectorFromElement(e){const t=bt(e);return t&&yt.findOne(t)?t:null},getElementFromSelector(e){const t=bt(e);return t?yt.findOne(t):null},getMultipleElementsFromSelector(e){const t=bt(e);return t?yt.find(t):[]}},_t={allowList:ht,content:{},extraClass:"",html:!1,sanitize:!0,sanitizeFn:null,template:"
"},wt={allowList:"object",content:"object",extraClass:"(string|function)",html:"boolean",sanitize:"boolean",sanitizeFn:"(null|function)",template:"string"},Et={entry:"(string|element|function|null)",selector:"(string|element)"};class Ot extends dt{constructor(e){super(),this._config=this._getConfig(e)}static get Default(){return _t}static get DefaultType(){return wt}static get NAME(){return"TemplateFactory"}getContent(){return Object.values(this._config.content).map((e=>this._resolvePossibleFunction(e))).filter(Boolean)}hasContent(){return this.getContent().length>0}changeContent(e){return this._checkContent(e),this._config.content={...this._config.content,...e},this}toHtml(){const e=document.createElement("div");e.innerHTML=this._maybeSanitize(this._config.template);for(const[t,n]of Object.entries(this._config.content))this._setContent(e,n,t);const t=e.children[0],n=this._resolvePossibleFunction(this._config.extraClass);return n&&t.classList.add(...n.split(" ")),t}_typeCheckConfig(e){super._typeCheckConfig(e),this._checkContent(e.content)}_checkContent(e){for(const[t,n]of Object.entries(e))super._typeCheckConfig({selector:t,entry:n},Et)}_setContent(e,t,n){const i=yt.findOne(n,e);i&&((t=this._resolvePossibleFunction(t))?He(t)?this._putElementInTemplate(Fe(t),i):this._config.html?i.innerHTML=this._maybeSanitize(t):i.textContent=t:i.remove())}_maybeSanitize(e){return this._config.sanitize?function(e,t,n){if(!e.length)return e;if(n&&"function"==typeof n)return n(e);const i=(new window.DOMParser).parseFromString(e,"text/html"),o=[].concat(...i.body.querySelectorAll("*"));for(const e of o){const n=e.nodeName.toLowerCase();if(!Object.keys(t).includes(n)){e.remove();continue}const i=[].concat(...e.attributes),o=[].concat(t["*"]||[],t[n]||[]);for(const t of i)vt(t,o)||e.removeAttribute(t.nodeName)}return i.body.innerHTML}(e,this._config.allowList,this._config.sanitizeFn):e}_resolvePossibleFunction(e){return Ve(e,[this])}_putElementInTemplate(e,t){if(this._config.html)return t.innerHTML="",void t.append(e);t.textContent=e.textContent}}const xt=new Set(["sanitize","allowList","sanitizeFn"]),At="fade",Tt="show",Ct=".".concat("modal"),Lt="hide.bs.modal",jt="hover",Dt="focus",St={AUTO:"auto",TOP:"top",RIGHT:qe()?"left":"right",BOTTOM:"bottom",LEFT:qe()?"right":"left"},kt={allowList:ht,animation:!0,boundary:"clippingParents",container:!1,customClass:"",delay:0,fallbackPlacements:["top","right","bottom","left"],html:!1,offset:[0,6],placement:"top",popperConfig:null,sanitize:!0,sanitizeFn:null,selector:!1,template:'',title:"",trigger:"hover focus"},Pt={allowList:"object",animation:"boolean",boundary:"(string|element)",container:"(string|element|boolean)",customClass:"(string|function)",delay:"(number|object)",fallbackPlacements:"array",html:"boolean",offset:"(array|string|function)",placement:"(string|function)",popperConfig:"(null|object|function)",sanitize:"boolean",sanitizeFn:"(null|function)",selector:"(string|boolean)",template:"string",title:"(string|element|function)",trigger:"string"};class Mt extends pt{constructor(e,t){if(void 0===ke)throw new TypeError("Bootstrap's tooltips require Popper (https://popper.js.org)");super(e,t),this._isEnabled=!0,this._timeout=0,this._isHovered=null,this._activeTrigger={},this._popper=null,this._templateFactory=null,this._newContent=null,this.tip=null,this._setListeners(),this._config.selector||this._fixTitle()}static get Default(){return kt}static get DefaultType(){return Pt}static get NAME(){return"tooltip"}enable(){this._isEnabled=!0}disable(){this._isEnabled=!1}toggleEnabled(){this._isEnabled=!this._isEnabled}toggle(){this._isEnabled&&(this._activeTrigger.click=!this._activeTrigger.click,this._isShown()?this._leave():this._enter())}dispose(){clearTimeout(this._timeout),at.off(this._element.closest(Ct),Lt,this._hideModalHandler),this._element.getAttribute("data-bs-original-title")&&this._element.setAttribute("title",this._element.getAttribute("data-bs-original-title")),this._disposePopper(),super.dispose()}show(){if("none"===this._element.style.display)throw new Error("Please use show on visible elements");if(!this._isWithContent()||!this._isEnabled)return;const e=at.trigger(this._element,this.constructor.eventName("show")),t=(Ie(this._element)||this._element.ownerDocument.documentElement).contains(this._element);if(e.defaultPrevented||!t)return;this._disposePopper();const n=this._getTipElement();this._element.setAttribute("aria-describedby",n.getAttribute("id"));const{container:i}=this._config;if(this._element.ownerDocument.documentElement.contains(this.tip)||(i.append(n),at.trigger(this._element,this.constructor.eventName("inserted"))),this._popper=this._createPopper(n),n.classList.add(Tt),"ontouchstart"in document.documentElement)for(const e of[].concat(...document.body.children))at.on(e,"mouseover",We);this._queueCallback((()=>{at.trigger(this._element,this.constructor.eventName("shown")),!1===this._isHovered&&this._leave(),this._isHovered=!1}),this.tip,this._isAnimated())}hide(){if(!this._isShown())return;if(at.trigger(this._element,this.constructor.eventName("hide")).defaultPrevented)return;if(this._getTipElement().classList.remove(Tt),"ontouchstart"in document.documentElement)for(const e of[].concat(...document.body.children))at.off(e,"mouseover",We);this._activeTrigger.click=!1,this._activeTrigger[Dt]=!1,this._activeTrigger[jt]=!1,this._isHovered=null;this._queueCallback((()=>{this._isWithActiveTrigger()||(this._isHovered||this._disposePopper(),this._element.removeAttribute("aria-describedby"),at.trigger(this._element,this.constructor.eventName("hidden")))}),this.tip,this._isAnimated())}update(){this._popper&&this._popper.update()}_isWithContent(){return Boolean(this._getTitle())}_getTipElement(){return this.tip||(this.tip=this._createTipElement(this._newContent||this._getContentForTemplate())),this.tip}_createTipElement(e){const t=this._getTemplateFactory(e).toHtml();if(!t)return null;t.classList.remove(At,Tt),t.classList.add("bs-".concat(this.constructor.NAME,"-auto"));const n=(e=>{do{e+=Math.floor(1e6*Math.random())}while(document.getElementById(e));return e})(this.constructor.NAME).toString();return t.setAttribute("id",n),this._isAnimated()&&t.classList.add(At),t}setContent(e){this._newContent=e,this._isShown()&&(this._disposePopper(),this.show())}_getTemplateFactory(e){return this._templateFactory?this._templateFactory.changeContent(e):this._templateFactory=new Ot({...this._config,content:e,extraClass:this._resolvePossibleFunction(this._config.customClass)}),this._templateFactory}_getContentForTemplate(){return{".tooltip-inner":this._getTitle()}}_getTitle(){return this._resolvePossibleFunction(this._config.title)||this._element.getAttribute("data-bs-original-title")}_initializeOnDelegatedTarget(e){return this.constructor.getOrCreateInstance(e.delegateTarget,this._getDelegateConfig())}_isAnimated(){return this._config.animation||this.tip&&this.tip.classList.contains(At)}_isShown(){return this.tip&&this.tip.classList.contains(Tt)}_createPopper(e){const t=Ve(this._config.placement,[this,e,this._element]),n=St[t.toUpperCase()];return Se(this._element,e,this._getPopperConfig(n))}_getOffset(){const{offset:e}=this._config;return"string"==typeof e?e.split(",").map((e=>Number.parseInt(e,10))):"function"==typeof e?t=>e(t,this._element):e}_resolvePossibleFunction(e){return Ve(e,[this._element])}_getPopperConfig(e){const t={placement:e,modifiers:[{name:"flip",options:{fallbackPlacements:this._config.fallbackPlacements}},{name:"offset",options:{offset:this._getOffset()}},{name:"preventOverflow",options:{boundary:this._config.boundary}},{name:"arrow",options:{element:".".concat(this.constructor.NAME,"-arrow")}},{name:"preSetPlacement",enabled:!0,phase:"beforeMain",fn:e=>{this._getTipElement().setAttribute("data-popper-placement",e.state.placement)}}]};return{...t,...Ve(this._config.popperConfig,[t])}}_setListeners(){const e=this._config.trigger.split(" ");for(const t of e)if("click"===t)at.on(this._element,this.constructor.eventName("click"),this._config.selector,(e=>{this._initializeOnDelegatedTarget(e).toggle()}));else if("manual"!==t){const e=t===jt?this.constructor.eventName("mouseenter"):this.constructor.eventName("focusin"),n=t===jt?this.constructor.eventName("mouseleave"):this.constructor.eventName("focusout");at.on(this._element,e,this._config.selector,(e=>{const t=this._initializeOnDelegatedTarget(e);t._activeTrigger["focusin"===e.type?Dt:jt]=!0,t._enter()})),at.on(this._element,n,this._config.selector,(e=>{const t=this._initializeOnDelegatedTarget(e);t._activeTrigger["focusout"===e.type?Dt:jt]=t._element.contains(e.relatedTarget),t._leave()}))}this._hideModalHandler=()=>{this._element&&this.hide()},at.on(this._element.closest(Ct),Lt,this._hideModalHandler)}_fixTitle(){const e=this._element.getAttribute("title");e&&(this._element.getAttribute("aria-label")||this._element.textContent.trim()||this._element.setAttribute("aria-label",e),this._element.setAttribute("data-bs-original-title",e),this._element.removeAttribute("title"))}_enter(){this._isShown()||this._isHovered?this._isHovered=!0:(this._isHovered=!0,this._setTimeout((()=>{this._isHovered&&this.show()}),this._config.delay.show))}_leave(){this._isWithActiveTrigger()||(this._isHovered=!1,this._setTimeout((()=>{this._isHovered||this.hide()}),this._config.delay.hide))}_setTimeout(e,t){clearTimeout(this._timeout),this._timeout=setTimeout(e,t)}_isWithActiveTrigger(){return Object.values(this._activeTrigger).includes(!0)}_getConfig(e){const t=ft.getDataAttributes(this._element);for(const e of Object.keys(t))xt.has(e)&&delete t[e];return e={...t,..."object"==typeof e&&e?e:{}},e=this._mergeConfigObj(e),e=this._configAfterMerge(e),this._typeCheckConfig(e),e}_configAfterMerge(e){return e.container=!1===e.container?document.body:Fe(e.container),"number"==typeof e.delay&&(e.delay={show:e.delay,hide:e.delay}),"number"==typeof e.title&&(e.title=e.title.toString()),"number"==typeof e.content&&(e.content=e.content.toString()),e}_getDelegateConfig(){const e={};for(const[t,n]of Object.entries(this._config))this.constructor.Default[t]!==n&&(e[t]=n);return e.selector=!1,e.trigger="manual",e}_disposePopper(){this._popper&&(this._popper.destroy(),this._popper=null),this.tip&&(this.tip.remove(),this.tip=null)}static jQueryInterface(e){return this.each((function(){const t=Mt.getOrCreateInstance(this,e);if("string"==typeof e){if(void 0===t[e])throw new TypeError('No method named "'.concat(e,'"'));t[e]()}}))}}var Nt,Bt;Nt=Mt,Bt=()=>{const e=ze();if(e){const t=Nt.NAME,n=e.fn[t];e.fn[t]=Nt.jQueryInterface,e.fn[t].Constructor=Nt,e.fn[t].noConflict=()=>(e.fn[t]=n,Nt.jQueryInterface)}},"loading"===document.readyState?(Re.length||document.addEventListener("DOMContentLoaded",(()=>{for(const e of Re)e()})),Re.push(Bt)):Bt();const Ht=document.getElementById("mode-toggle");function Ft(e,t,n){return(t=function(e){var t=function(e,t){if("object"!=typeof e||!e)return e;var n=e[Symbol.toPrimitive];if(void 0!==n){var i=n.call(e,t||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"==typeof t?t:t+""}(t))in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}const It="sidebar-display";class Wt{static toggle(){!1===Wt.isExpanded?document.body.setAttribute(It,""):document.body.removeAttribute(It),Wt.isExpanded=!Wt.isExpanded}}Ft(Wt,"isExpanded",!1);const zt=document.getElementById("sidebar-trigger"),Rt=document.getElementById("search-trigger"),qt=document.getElementById("search-cancel"),Vt=document.querySelectorAll("#main-wrapper>.container>.row"),Yt=document.getElementById("topbar-title"),Kt=document.getElementById("search"),Ut=document.getElementById("search-result-wrapper"),Qt=document.getElementById("search-results"),$t=document.getElementById("search-input"),Gt=document.getElementById("search-hints"),Xt="d-block",Jt="d-none",Zt="input-focus",en="d-flex";class tn{static on(){zt.classList.add(Jt),Yt.classList.add(Jt),Rt.classList.add(Jt),Kt.classList.add(en),qt.classList.add(Xt)}static off(){qt.classList.remove(Xt),Kt.classList.remove(en),zt.classList.remove(Jt),Yt.classList.remove(Jt),Rt.classList.remove(Jt)}}class nn{static on(){this.resultVisible||(Ut.classList.remove(Jt),Vt.forEach((e=>{e.classList.add(Jt)})),this.resultVisible=!0)}static off(){this.resultVisible&&(Qt.innerHTML="",Gt.classList.contains(Jt)&&Gt.classList.remove(Jt),Ut.classList.add(Jt),Vt.forEach((e=>{e.classList.remove(Jt)})),$t.textContent="",this.resultVisible=!1)}}function on(){return qt.classList.contains(Xt)}Ft(nn,"resultVisible",!1),Ht&&Ht.addEventListener("click",(()=>{modeToggle.flipMode()})),document.getElementById("sidebar-trigger").addEventListener("click",Wt.toggle),document.getElementById("mask").addEventListener("click",Wt.toggle),Rt.addEventListener("click",(()=>{tn.on(),nn.on(),$t.focus()})),qt.addEventListener("click",(()=>{tn.off(),nn.off()})),$t.addEventListener("focus",(()=>{Kt.classList.add(Zt)})),$t.addEventListener("focusout",(()=>{Kt.classList.remove(Zt)})),$t.addEventListener("input",(()=>{""===$t.value?on()?Gt.classList.remove(Jt):nn.off():(nn.on(),on()&&Gt.classList.add(Jt))})),function(){const e=document.getElementById("back-to-top");window.addEventListener("scroll",(()=>{window.scrollY>50?e.classList.add("show"):e.classList.remove("show")})),e.addEventListener("click",(()=>{window.scrollTo({top:0})}))}(),[...document.querySelectorAll('[data-bs-toggle="tooltip"]')].map((e=>new Mt(e)))}(); + +(function () { + 'use strict'; + + /** + * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page + */ + + function back2top() { + const btn = document.getElementById('back-to-top'); + window.addEventListener('scroll', () => { + if (window.scrollY > 50) { + btn.classList.add('show'); + } else { + btn.classList.remove('show'); + } + }); + btn.addEventListener('click', () => { + window.scrollTo({ + top: 0 + }); + }); + } + + var top = 'top'; + var bottom = 'bottom'; + var right = 'right'; + var left = 'left'; + var auto = 'auto'; + var basePlacements = [top, bottom, right, left]; + var start = 'start'; + var end = 'end'; + var clippingParents = 'clippingParents'; + var viewport = 'viewport'; + var popper = 'popper'; + var reference = 'reference'; + var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) { + return acc.concat([placement + "-" + start, placement + "-" + end]); + }, []); + var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) { + return acc.concat([placement, placement + "-" + start, placement + "-" + end]); + }, []); // modifiers that need to read the DOM + + var beforeRead = 'beforeRead'; + var read = 'read'; + var afterRead = 'afterRead'; // pure-logic modifiers + + var beforeMain = 'beforeMain'; + var main = 'main'; + var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state) + + var beforeWrite = 'beforeWrite'; + var write = 'write'; + var afterWrite = 'afterWrite'; + var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite]; + + function getNodeName(element) { + return element ? (element.nodeName || '').toLowerCase() : null; + } + + function getWindow(node) { + if (node == null) { + return window; + } + if (node.toString() !== '[object Window]') { + var ownerDocument = node.ownerDocument; + return ownerDocument ? ownerDocument.defaultView || window : window; + } + return node; + } + + function isElement$1(node) { + var OwnElement = getWindow(node).Element; + return node instanceof OwnElement || node instanceof Element; + } + function isHTMLElement(node) { + var OwnElement = getWindow(node).HTMLElement; + return node instanceof OwnElement || node instanceof HTMLElement; + } + function isShadowRoot(node) { + // IE 11 has no ShadowRoot + if (typeof ShadowRoot === 'undefined') { + return false; + } + var OwnElement = getWindow(node).ShadowRoot; + return node instanceof OwnElement || node instanceof ShadowRoot; + } + + // and applies them to the HTMLElements such as popper and arrow + + function applyStyles(_ref) { + var state = _ref.state; + Object.keys(state.elements).forEach(function (name) { + var style = state.styles[name] || {}; + var attributes = state.attributes[name] || {}; + var element = state.elements[name]; // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } // Flow doesn't support to extend this property, but it's the most + // effective way to apply styles to an HTMLElement + // $FlowFixMe[cannot-write] + + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (name) { + var value = attributes[name]; + if (value === false) { + element.removeAttribute(name); + } else { + element.setAttribute(name, value === true ? '' : value); + } + }); + }); + } + function effect$2(_ref2) { + var state = _ref2.state; + var initialStyles = { + popper: { + position: state.options.strategy, + left: '0', + top: '0', + margin: '0' + }, + arrow: { + position: 'absolute' + }, + reference: {} + }; + Object.assign(state.elements.popper.style, initialStyles.popper); + state.styles = initialStyles; + if (state.elements.arrow) { + Object.assign(state.elements.arrow.style, initialStyles.arrow); + } + return function () { + Object.keys(state.elements).forEach(function (name) { + var element = state.elements[name]; + var attributes = state.attributes[name] || {}; + var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them + + var style = styleProperties.reduce(function (style, property) { + style[property] = ''; + return style; + }, {}); // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (attribute) { + element.removeAttribute(attribute); + }); + }); + }; + } // eslint-disable-next-line import/no-unused-modules + + var applyStyles$1 = { + name: 'applyStyles', + enabled: true, + phase: 'write', + fn: applyStyles, + effect: effect$2, + requires: ['computeStyles'] + }; + + function getBasePlacement(placement) { + return placement.split('-')[0]; + } + + var max = Math.max; + var min = Math.min; + var round = Math.round; + + function getUAString() { + var uaData = navigator.userAgentData; + if (uaData != null && uaData.brands && Array.isArray(uaData.brands)) { + return uaData.brands.map(function (item) { + return item.brand + "/" + item.version; + }).join(' '); + } + return navigator.userAgent; + } + + function isLayoutViewport() { + return !/^((?!chrome|android).)*safari/i.test(getUAString()); + } + + function getBoundingClientRect(element, includeScale, isFixedStrategy) { + if (includeScale === void 0) { + includeScale = false; + } + if (isFixedStrategy === void 0) { + isFixedStrategy = false; + } + var clientRect = element.getBoundingClientRect(); + var scaleX = 1; + var scaleY = 1; + if (includeScale && isHTMLElement(element)) { + scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1; + scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1; + } + var _ref = isElement$1(element) ? getWindow(element) : window, + visualViewport = _ref.visualViewport; + var addVisualOffsets = !isLayoutViewport() && isFixedStrategy; + var x = (clientRect.left + (addVisualOffsets && visualViewport ? visualViewport.offsetLeft : 0)) / scaleX; + var y = (clientRect.top + (addVisualOffsets && visualViewport ? visualViewport.offsetTop : 0)) / scaleY; + var width = clientRect.width / scaleX; + var height = clientRect.height / scaleY; + return { + width: width, + height: height, + top: y, + right: x + width, + bottom: y + height, + left: x, + x: x, + y: y + }; + } + + // means it doesn't take into account transforms. + + function getLayoutRect(element) { + var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed. + // Fixes https://github.com/popperjs/popper-core/issues/1223 + + var width = element.offsetWidth; + var height = element.offsetHeight; + if (Math.abs(clientRect.width - width) <= 1) { + width = clientRect.width; + } + if (Math.abs(clientRect.height - height) <= 1) { + height = clientRect.height; + } + return { + x: element.offsetLeft, + y: element.offsetTop, + width: width, + height: height + }; + } + + function contains(parent, child) { + var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method + + if (parent.contains(child)) { + return true; + } // then fallback to custom implementation with Shadow DOM support + else if (rootNode && isShadowRoot(rootNode)) { + var next = child; + do { + if (next && parent.isSameNode(next)) { + return true; + } // $FlowFixMe[prop-missing]: need a better way to handle this... + + next = next.parentNode || next.host; + } while (next); + } // Give up, the result is false + + return false; + } + + function getComputedStyle$1(element) { + return getWindow(element).getComputedStyle(element); + } + + function isTableElement(element) { + return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0; + } + + function getDocumentElement(element) { + // $FlowFixMe[incompatible-return]: assume body is always available + return ((isElement$1(element) ? element.ownerDocument : + // $FlowFixMe[prop-missing] + element.document) || window.document).documentElement; + } + + function getParentNode(element) { + if (getNodeName(element) === 'html') { + return element; + } + return ( + // this is a quicker (but less type safe) way to save quite some bytes from the bundle + // $FlowFixMe[incompatible-return] + // $FlowFixMe[prop-missing] + element.assignedSlot || + // step into the shadow DOM of the parent of a slotted node + element.parentNode || ( + // DOM Element detected + isShadowRoot(element) ? element.host : null) || + // ShadowRoot detected + // $FlowFixMe[incompatible-call]: HTMLElement is a Node + getDocumentElement(element) // fallback + ); + } + + function getTrueOffsetParent(element) { + if (!isHTMLElement(element) || + // https://github.com/popperjs/popper-core/issues/837 + getComputedStyle$1(element).position === 'fixed') { + return null; + } + return element.offsetParent; + } // `.offsetParent` reports `null` for fixed elements, while absolute elements + // return the containing block + + function getContainingBlock(element) { + var isFirefox = /firefox/i.test(getUAString()); + var isIE = /Trident/i.test(getUAString()); + if (isIE && isHTMLElement(element)) { + // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport + var elementCss = getComputedStyle$1(element); + if (elementCss.position === 'fixed') { + return null; + } + } + var currentNode = getParentNode(element); + if (isShadowRoot(currentNode)) { + currentNode = currentNode.host; + } + while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) { + var css = getComputedStyle$1(currentNode); // This is non-exhaustive but covers the most common CSS properties that + // create a containing block. + // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block + + if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') { + return currentNode; + } else { + currentNode = currentNode.parentNode; + } + } + return null; + } // Gets the closest ancestor positioned element. Handles some edge cases, + // such as table ancestors and cross browser bugs. + + function getOffsetParent(element) { + var window = getWindow(element); + var offsetParent = getTrueOffsetParent(element); + while (offsetParent && isTableElement(offsetParent) && getComputedStyle$1(offsetParent).position === 'static') { + offsetParent = getTrueOffsetParent(offsetParent); + } + if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle$1(offsetParent).position === 'static')) { + return window; + } + return offsetParent || getContainingBlock(element) || window; + } + + function getMainAxisFromPlacement(placement) { + return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y'; + } + + function within(min$1, value, max$1) { + return max(min$1, min(value, max$1)); + } + function withinMaxClamp(min, value, max) { + var v = within(min, value, max); + return v > max ? max : v; + } + + function getFreshSideObject() { + return { + top: 0, + right: 0, + bottom: 0, + left: 0 + }; + } + + function mergePaddingObject(paddingObject) { + return Object.assign({}, getFreshSideObject(), paddingObject); + } + + function expandToHashMap(value, keys) { + return keys.reduce(function (hashMap, key) { + hashMap[key] = value; + return hashMap; + }, {}); + } + + var toPaddingObject = function toPaddingObject(padding, state) { + padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, { + placement: state.placement + })) : padding; + return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + }; + function arrow(_ref) { + var _state$modifiersData$; + var state = _ref.state, + name = _ref.name, + options = _ref.options; + var arrowElement = state.elements.arrow; + var popperOffsets = state.modifiersData.popperOffsets; + var basePlacement = getBasePlacement(state.placement); + var axis = getMainAxisFromPlacement(basePlacement); + var isVertical = [left, right].indexOf(basePlacement) >= 0; + var len = isVertical ? 'height' : 'width'; + if (!arrowElement || !popperOffsets) { + return; + } + var paddingObject = toPaddingObject(options.padding, state); + var arrowRect = getLayoutRect(arrowElement); + var minProp = axis === 'y' ? top : left; + var maxProp = axis === 'y' ? bottom : right; + var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len]; + var startDiff = popperOffsets[axis] - state.rects.reference[axis]; + var arrowOffsetParent = getOffsetParent(arrowElement); + var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0; + var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is + // outside of the popper bounds + + var min = paddingObject[minProp]; + var max = clientSize - arrowRect[len] - paddingObject[maxProp]; + var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference; + var offset = within(min, center, max); // Prevents breaking syntax highlighting... + + var axisProp = axis; + state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$); + } + function effect$1(_ref2) { + var state = _ref2.state, + options = _ref2.options; + var _options$element = options.element, + arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element; + if (arrowElement == null) { + return; + } // CSS selector + + if (typeof arrowElement === 'string') { + arrowElement = state.elements.popper.querySelector(arrowElement); + if (!arrowElement) { + return; + } + } + if (!contains(state.elements.popper, arrowElement)) { + return; + } + state.elements.arrow = arrowElement; + } // eslint-disable-next-line import/no-unused-modules + + var arrow$1 = { + name: 'arrow', + enabled: true, + phase: 'main', + fn: arrow, + effect: effect$1, + requires: ['popperOffsets'], + requiresIfExists: ['preventOverflow'] + }; + + function getVariation(placement) { + return placement.split('-')[1]; + } + + var unsetSides = { + top: 'auto', + right: 'auto', + bottom: 'auto', + left: 'auto' + }; // Round the offsets to the nearest suitable subpixel based on the DPR. + // Zooming can change the DPR, but it seems to report a value that will + // cleanly divide the values into the appropriate subpixels. + + function roundOffsetsByDPR(_ref, win) { + var x = _ref.x, + y = _ref.y; + var dpr = win.devicePixelRatio || 1; + return { + x: round(x * dpr) / dpr || 0, + y: round(y * dpr) / dpr || 0 + }; + } + function mapToStyles(_ref2) { + var _Object$assign2; + var popper = _ref2.popper, + popperRect = _ref2.popperRect, + placement = _ref2.placement, + variation = _ref2.variation, + offsets = _ref2.offsets, + position = _ref2.position, + gpuAcceleration = _ref2.gpuAcceleration, + adaptive = _ref2.adaptive, + roundOffsets = _ref2.roundOffsets, + isFixed = _ref2.isFixed; + var _offsets$x = offsets.x, + x = _offsets$x === void 0 ? 0 : _offsets$x, + _offsets$y = offsets.y, + y = _offsets$y === void 0 ? 0 : _offsets$y; + var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({ + x: x, + y: y + }) : { + x: x, + y: y + }; + x = _ref3.x; + y = _ref3.y; + var hasX = offsets.hasOwnProperty('x'); + var hasY = offsets.hasOwnProperty('y'); + var sideX = left; + var sideY = top; + var win = window; + if (adaptive) { + var offsetParent = getOffsetParent(popper); + var heightProp = 'clientHeight'; + var widthProp = 'clientWidth'; + if (offsetParent === getWindow(popper)) { + offsetParent = getDocumentElement(popper); + if (getComputedStyle$1(offsetParent).position !== 'static' && position === 'absolute') { + heightProp = 'scrollHeight'; + widthProp = 'scrollWidth'; + } + } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it + + offsetParent = offsetParent; + if (placement === top || (placement === left || placement === right) && variation === end) { + sideY = bottom; + var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : + // $FlowFixMe[prop-missing] + offsetParent[heightProp]; + y -= offsetY - popperRect.height; + y *= gpuAcceleration ? 1 : -1; + } + if (placement === left || (placement === top || placement === bottom) && variation === end) { + sideX = right; + var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : + // $FlowFixMe[prop-missing] + offsetParent[widthProp]; + x -= offsetX - popperRect.width; + x *= gpuAcceleration ? 1 : -1; + } + } + var commonStyles = Object.assign({ + position: position + }, adaptive && unsetSides); + var _ref4 = roundOffsets === true ? roundOffsetsByDPR({ + x: x, + y: y + }, getWindow(popper)) : { + x: x, + y: y + }; + x = _ref4.x; + y = _ref4.y; + if (gpuAcceleration) { + var _Object$assign; + return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign)); + } + return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2)); + } + function computeStyles(_ref5) { + var state = _ref5.state, + options = _ref5.options; + var _options$gpuAccelerat = options.gpuAcceleration, + gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat, + _options$adaptive = options.adaptive, + adaptive = _options$adaptive === void 0 ? true : _options$adaptive, + _options$roundOffsets = options.roundOffsets, + roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets; + var commonStyles = { + placement: getBasePlacement(state.placement), + variation: getVariation(state.placement), + popper: state.elements.popper, + popperRect: state.rects.popper, + gpuAcceleration: gpuAcceleration, + isFixed: state.options.strategy === 'fixed' + }; + if (state.modifiersData.popperOffsets != null) { + state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.popperOffsets, + position: state.options.strategy, + adaptive: adaptive, + roundOffsets: roundOffsets + }))); + } + if (state.modifiersData.arrow != null) { + state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.arrow, + position: 'absolute', + adaptive: false, + roundOffsets: roundOffsets + }))); + } + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-placement': state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var computeStyles$1 = { + name: 'computeStyles', + enabled: true, + phase: 'beforeWrite', + fn: computeStyles, + data: {} + }; + + var passive = { + passive: true + }; + function effect(_ref) { + var state = _ref.state, + instance = _ref.instance, + options = _ref.options; + var _options$scroll = options.scroll, + scroll = _options$scroll === void 0 ? true : _options$scroll, + _options$resize = options.resize, + resize = _options$resize === void 0 ? true : _options$resize; + var window = getWindow(state.elements.popper); + var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper); + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.addEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.addEventListener('resize', instance.update, passive); + } + return function () { + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.removeEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.removeEventListener('resize', instance.update, passive); + } + }; + } // eslint-disable-next-line import/no-unused-modules + + var eventListeners = { + name: 'eventListeners', + enabled: true, + phase: 'write', + fn: function fn() {}, + effect: effect, + data: {} + }; + + var hash$1 = { + left: 'right', + right: 'left', + bottom: 'top', + top: 'bottom' + }; + function getOppositePlacement(placement) { + return placement.replace(/left|right|bottom|top/g, function (matched) { + return hash$1[matched]; + }); + } + + var hash = { + start: 'end', + end: 'start' + }; + function getOppositeVariationPlacement(placement) { + return placement.replace(/start|end/g, function (matched) { + return hash[matched]; + }); + } + + function getWindowScroll(node) { + var win = getWindow(node); + var scrollLeft = win.pageXOffset; + var scrollTop = win.pageYOffset; + return { + scrollLeft: scrollLeft, + scrollTop: scrollTop + }; + } + + function getWindowScrollBarX(element) { + // If has a CSS width greater than the viewport, then this will be + // incorrect for RTL. + // Popper 1 is broken in this case and never had a bug report so let's assume + // it's not an issue. I don't think anyone ever specifies width on + // anyway. + // Browsers where the left scrollbar doesn't cause an issue report `0` for + // this (e.g. Edge 2019, IE11, Safari) + return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft; + } + + function getViewportRect(element, strategy) { + var win = getWindow(element); + var html = getDocumentElement(element); + var visualViewport = win.visualViewport; + var width = html.clientWidth; + var height = html.clientHeight; + var x = 0; + var y = 0; + if (visualViewport) { + width = visualViewport.width; + height = visualViewport.height; + var layoutViewport = isLayoutViewport(); + if (layoutViewport || !layoutViewport && strategy === 'fixed') { + x = visualViewport.offsetLeft; + y = visualViewport.offsetTop; + } + } + return { + width: width, + height: height, + x: x + getWindowScrollBarX(element), + y: y + }; + } + + // of the `` and `` rect bounds if horizontally scrollable + + function getDocumentRect(element) { + var _element$ownerDocumen; + var html = getDocumentElement(element); + var winScroll = getWindowScroll(element); + var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body; + var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0); + var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0); + var x = -winScroll.scrollLeft + getWindowScrollBarX(element); + var y = -winScroll.scrollTop; + if (getComputedStyle$1(body || html).direction === 'rtl') { + x += max(html.clientWidth, body ? body.clientWidth : 0) - width; + } + return { + width: width, + height: height, + x: x, + y: y + }; + } + + function isScrollParent(element) { + // Firefox wants us to check `-x` and `-y` variations as well + var _getComputedStyle = getComputedStyle$1(element), + overflow = _getComputedStyle.overflow, + overflowX = _getComputedStyle.overflowX, + overflowY = _getComputedStyle.overflowY; + return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX); + } + + function getScrollParent(node) { + if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) { + // $FlowFixMe[incompatible-return]: assume body is always available + return node.ownerDocument.body; + } + if (isHTMLElement(node) && isScrollParent(node)) { + return node; + } + return getScrollParent(getParentNode(node)); + } + + /* + given a DOM element, return the list of all scroll parents, up the list of ancesors + until we get to the top window object. This list is what we attach scroll listeners + to, because if any of these parent elements scroll, we'll need to re-calculate the + reference element's position. + */ + + function listScrollParents(element, list) { + var _element$ownerDocumen; + if (list === void 0) { + list = []; + } + var scrollParent = getScrollParent(element); + var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body); + var win = getWindow(scrollParent); + var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent; + var updatedList = list.concat(target); + return isBody ? updatedList : + // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here + updatedList.concat(listScrollParents(getParentNode(target))); + } + + function rectToClientRect(rect) { + return Object.assign({}, rect, { + left: rect.x, + top: rect.y, + right: rect.x + rect.width, + bottom: rect.y + rect.height + }); + } + + function getInnerBoundingClientRect(element, strategy) { + var rect = getBoundingClientRect(element, false, strategy === 'fixed'); + rect.top = rect.top + element.clientTop; + rect.left = rect.left + element.clientLeft; + rect.bottom = rect.top + element.clientHeight; + rect.right = rect.left + element.clientWidth; + rect.width = element.clientWidth; + rect.height = element.clientHeight; + rect.x = rect.left; + rect.y = rect.top; + return rect; + } + function getClientRectFromMixedType(element, clippingParent, strategy) { + return clippingParent === viewport ? rectToClientRect(getViewportRect(element, strategy)) : isElement$1(clippingParent) ? getInnerBoundingClientRect(clippingParent, strategy) : rectToClientRect(getDocumentRect(getDocumentElement(element))); + } // A "clipping parent" is an overflowable container with the characteristic of + // clipping (or hiding) overflowing elements with a position different from + // `initial` + + function getClippingParents(element) { + var clippingParents = listScrollParents(getParentNode(element)); + var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle$1(element).position) >= 0; + var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element; + if (!isElement$1(clipperElement)) { + return []; + } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414 + + return clippingParents.filter(function (clippingParent) { + return isElement$1(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body'; + }); + } // Gets the maximum area that the element is visible in due to any number of + // clipping parents + + function getClippingRect(element, boundary, rootBoundary, strategy) { + var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary); + var clippingParents = [].concat(mainClippingParents, [rootBoundary]); + var firstClippingParent = clippingParents[0]; + var clippingRect = clippingParents.reduce(function (accRect, clippingParent) { + var rect = getClientRectFromMixedType(element, clippingParent, strategy); + accRect.top = max(rect.top, accRect.top); + accRect.right = min(rect.right, accRect.right); + accRect.bottom = min(rect.bottom, accRect.bottom); + accRect.left = max(rect.left, accRect.left); + return accRect; + }, getClientRectFromMixedType(element, firstClippingParent, strategy)); + clippingRect.width = clippingRect.right - clippingRect.left; + clippingRect.height = clippingRect.bottom - clippingRect.top; + clippingRect.x = clippingRect.left; + clippingRect.y = clippingRect.top; + return clippingRect; + } + + function computeOffsets(_ref) { + var reference = _ref.reference, + element = _ref.element, + placement = _ref.placement; + var basePlacement = placement ? getBasePlacement(placement) : null; + var variation = placement ? getVariation(placement) : null; + var commonX = reference.x + reference.width / 2 - element.width / 2; + var commonY = reference.y + reference.height / 2 - element.height / 2; + var offsets; + switch (basePlacement) { + case top: + offsets = { + x: commonX, + y: reference.y - element.height + }; + break; + case bottom: + offsets = { + x: commonX, + y: reference.y + reference.height + }; + break; + case right: + offsets = { + x: reference.x + reference.width, + y: commonY + }; + break; + case left: + offsets = { + x: reference.x - element.width, + y: commonY + }; + break; + default: + offsets = { + x: reference.x, + y: reference.y + }; + } + var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null; + if (mainAxis != null) { + var len = mainAxis === 'y' ? 'height' : 'width'; + switch (variation) { + case start: + offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2); + break; + case end: + offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2); + break; + } + } + return offsets; + } + + function detectOverflow(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + _options$placement = _options.placement, + placement = _options$placement === void 0 ? state.placement : _options$placement, + _options$strategy = _options.strategy, + strategy = _options$strategy === void 0 ? state.strategy : _options$strategy, + _options$boundary = _options.boundary, + boundary = _options$boundary === void 0 ? clippingParents : _options$boundary, + _options$rootBoundary = _options.rootBoundary, + rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary, + _options$elementConte = _options.elementContext, + elementContext = _options$elementConte === void 0 ? popper : _options$elementConte, + _options$altBoundary = _options.altBoundary, + altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary, + _options$padding = _options.padding, + padding = _options$padding === void 0 ? 0 : _options$padding; + var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + var altContext = elementContext === popper ? reference : popper; + var popperRect = state.rects.popper; + var element = state.elements[altBoundary ? altContext : elementContext]; + var clippingClientRect = getClippingRect(isElement$1(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary, strategy); + var referenceClientRect = getBoundingClientRect(state.elements.reference); + var popperOffsets = computeOffsets({ + reference: referenceClientRect, + element: popperRect, + strategy: 'absolute', + placement: placement + }); + var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets)); + var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect + // 0 or negative = within the clipping rect + + var overflowOffsets = { + top: clippingClientRect.top - elementClientRect.top + paddingObject.top, + bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom, + left: clippingClientRect.left - elementClientRect.left + paddingObject.left, + right: elementClientRect.right - clippingClientRect.right + paddingObject.right + }; + var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element + + if (elementContext === popper && offsetData) { + var offset = offsetData[placement]; + Object.keys(overflowOffsets).forEach(function (key) { + var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1; + var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x'; + overflowOffsets[key] += offset[axis] * multiply; + }); + } + return overflowOffsets; + } + + function computeAutoPlacement(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + placement = _options.placement, + boundary = _options.boundary, + rootBoundary = _options.rootBoundary, + padding = _options.padding, + flipVariations = _options.flipVariations, + _options$allowedAutoP = _options.allowedAutoPlacements, + allowedAutoPlacements = _options$allowedAutoP === void 0 ? placements : _options$allowedAutoP; + var variation = getVariation(placement); + var placements$1 = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) { + return getVariation(placement) === variation; + }) : basePlacements; + var allowedPlacements = placements$1.filter(function (placement) { + return allowedAutoPlacements.indexOf(placement) >= 0; + }); + if (allowedPlacements.length === 0) { + allowedPlacements = placements$1; + } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions... + + var overflows = allowedPlacements.reduce(function (acc, placement) { + acc[placement] = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding + })[getBasePlacement(placement)]; + return acc; + }, {}); + return Object.keys(overflows).sort(function (a, b) { + return overflows[a] - overflows[b]; + }); + } + + function getExpandedFallbackPlacements(placement) { + if (getBasePlacement(placement) === auto) { + return []; + } + var oppositePlacement = getOppositePlacement(placement); + return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)]; + } + function flip(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + if (state.modifiersData[name]._skip) { + return; + } + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis, + specifiedFallbackPlacements = options.fallbackPlacements, + padding = options.padding, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + _options$flipVariatio = options.flipVariations, + flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio, + allowedAutoPlacements = options.allowedAutoPlacements; + var preferredPlacement = state.options.placement; + var basePlacement = getBasePlacement(preferredPlacement); + var isBasePlacement = basePlacement === preferredPlacement; + var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement)); + var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) { + return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + flipVariations: flipVariations, + allowedAutoPlacements: allowedAutoPlacements + }) : placement); + }, []); + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var checksMap = new Map(); + var makeFallbackChecks = true; + var firstFittingPlacement = placements[0]; + for (var i = 0; i < placements.length; i++) { + var placement = placements[i]; + var _basePlacement = getBasePlacement(placement); + var isStartVariation = getVariation(placement) === start; + var isVertical = [top, bottom].indexOf(_basePlacement) >= 0; + var len = isVertical ? 'width' : 'height'; + var overflow = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + altBoundary: altBoundary, + padding: padding + }); + var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top; + if (referenceRect[len] > popperRect[len]) { + mainVariationSide = getOppositePlacement(mainVariationSide); + } + var altVariationSide = getOppositePlacement(mainVariationSide); + var checks = []; + if (checkMainAxis) { + checks.push(overflow[_basePlacement] <= 0); + } + if (checkAltAxis) { + checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0); + } + if (checks.every(function (check) { + return check; + })) { + firstFittingPlacement = placement; + makeFallbackChecks = false; + break; + } + checksMap.set(placement, checks); + } + if (makeFallbackChecks) { + // `2` may be desired in some cases – research later + var numberOfChecks = flipVariations ? 3 : 1; + var _loop = function _loop(_i) { + var fittingPlacement = placements.find(function (placement) { + var checks = checksMap.get(placement); + if (checks) { + return checks.slice(0, _i).every(function (check) { + return check; + }); + } + }); + if (fittingPlacement) { + firstFittingPlacement = fittingPlacement; + return "break"; + } + }; + for (var _i = numberOfChecks; _i > 0; _i--) { + var _ret = _loop(_i); + if (_ret === "break") break; + } + } + if (state.placement !== firstFittingPlacement) { + state.modifiersData[name]._skip = true; + state.placement = firstFittingPlacement; + state.reset = true; + } + } // eslint-disable-next-line import/no-unused-modules + + var flip$1 = { + name: 'flip', + enabled: true, + phase: 'main', + fn: flip, + requiresIfExists: ['offset'], + data: { + _skip: false + } + }; + + function getSideOffsets(overflow, rect, preventedOffsets) { + if (preventedOffsets === void 0) { + preventedOffsets = { + x: 0, + y: 0 + }; + } + return { + top: overflow.top - rect.height - preventedOffsets.y, + right: overflow.right - rect.width + preventedOffsets.x, + bottom: overflow.bottom - rect.height + preventedOffsets.y, + left: overflow.left - rect.width - preventedOffsets.x + }; + } + function isAnySideFullyClipped(overflow) { + return [top, right, bottom, left].some(function (side) { + return overflow[side] >= 0; + }); + } + function hide(_ref) { + var state = _ref.state, + name = _ref.name; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var preventedOffsets = state.modifiersData.preventOverflow; + var referenceOverflow = detectOverflow(state, { + elementContext: 'reference' + }); + var popperAltOverflow = detectOverflow(state, { + altBoundary: true + }); + var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect); + var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets); + var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets); + var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets); + state.modifiersData[name] = { + referenceClippingOffsets: referenceClippingOffsets, + popperEscapeOffsets: popperEscapeOffsets, + isReferenceHidden: isReferenceHidden, + hasPopperEscaped: hasPopperEscaped + }; + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-reference-hidden': isReferenceHidden, + 'data-popper-escaped': hasPopperEscaped + }); + } // eslint-disable-next-line import/no-unused-modules + + var hide$1 = { + name: 'hide', + enabled: true, + phase: 'main', + requiresIfExists: ['preventOverflow'], + fn: hide + }; + + function distanceAndSkiddingToXY(placement, rects, offset) { + var basePlacement = getBasePlacement(placement); + var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1; + var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, { + placement: placement + })) : offset, + skidding = _ref[0], + distance = _ref[1]; + skidding = skidding || 0; + distance = (distance || 0) * invertDistance; + return [left, right].indexOf(basePlacement) >= 0 ? { + x: distance, + y: skidding + } : { + x: skidding, + y: distance + }; + } + function offset(_ref2) { + var state = _ref2.state, + options = _ref2.options, + name = _ref2.name; + var _options$offset = options.offset, + offset = _options$offset === void 0 ? [0, 0] : _options$offset; + var data = placements.reduce(function (acc, placement) { + acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset); + return acc; + }, {}); + var _data$state$placement = data[state.placement], + x = _data$state$placement.x, + y = _data$state$placement.y; + if (state.modifiersData.popperOffsets != null) { + state.modifiersData.popperOffsets.x += x; + state.modifiersData.popperOffsets.y += y; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var offset$1 = { + name: 'offset', + enabled: true, + phase: 'main', + requires: ['popperOffsets'], + fn: offset + }; + + function popperOffsets(_ref) { + var state = _ref.state, + name = _ref.name; + // Offsets are the actual position the popper needs to have to be + // properly positioned near its reference element + // This is the most basic placement, and will be adjusted by + // the modifiers in the next step + state.modifiersData[name] = computeOffsets({ + reference: state.rects.reference, + element: state.rects.popper, + strategy: 'absolute', + placement: state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var popperOffsets$1 = { + name: 'popperOffsets', + enabled: true, + phase: 'read', + fn: popperOffsets, + data: {} + }; + + function getAltAxis(axis) { + return axis === 'x' ? 'y' : 'x'; + } + + function preventOverflow(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + padding = options.padding, + _options$tether = options.tether, + tether = _options$tether === void 0 ? true : _options$tether, + _options$tetherOffset = options.tetherOffset, + tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset; + var overflow = detectOverflow(state, { + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + altBoundary: altBoundary + }); + var basePlacement = getBasePlacement(state.placement); + var variation = getVariation(state.placement); + var isBasePlacement = !variation; + var mainAxis = getMainAxisFromPlacement(basePlacement); + var altAxis = getAltAxis(mainAxis); + var popperOffsets = state.modifiersData.popperOffsets; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, { + placement: state.placement + })) : tetherOffset; + var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? { + mainAxis: tetherOffsetValue, + altAxis: tetherOffsetValue + } : Object.assign({ + mainAxis: 0, + altAxis: 0 + }, tetherOffsetValue); + var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null; + var data = { + x: 0, + y: 0 + }; + if (!popperOffsets) { + return; + } + if (checkMainAxis) { + var _offsetModifierState$; + var mainSide = mainAxis === 'y' ? top : left; + var altSide = mainAxis === 'y' ? bottom : right; + var len = mainAxis === 'y' ? 'height' : 'width'; + var offset = popperOffsets[mainAxis]; + var min$1 = offset + overflow[mainSide]; + var max$1 = offset - overflow[altSide]; + var additive = tether ? -popperRect[len] / 2 : 0; + var minLen = variation === start ? referenceRect[len] : popperRect[len]; + var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go + // outside the reference bounds + + var arrowElement = state.elements.arrow; + var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : { + width: 0, + height: 0 + }; + var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject(); + var arrowPaddingMin = arrowPaddingObject[mainSide]; + var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want + // to include its full size in the calculation. If the reference is small + // and near the edge of a boundary, the popper can overflow even if the + // reference is not overflowing as well (e.g. virtual elements with no + // width or height) + + var arrowLen = within(0, referenceRect[len], arrowRect[len]); + var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis; + var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis; + var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow); + var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0; + var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0; + var tetherMin = offset + minOffset - offsetModifierValue - clientOffset; + var tetherMax = offset + maxOffset - offsetModifierValue; + var preventedOffset = within(tether ? min(min$1, tetherMin) : min$1, offset, tether ? max(max$1, tetherMax) : max$1); + popperOffsets[mainAxis] = preventedOffset; + data[mainAxis] = preventedOffset - offset; + } + if (checkAltAxis) { + var _offsetModifierState$2; + var _mainSide = mainAxis === 'x' ? top : left; + var _altSide = mainAxis === 'x' ? bottom : right; + var _offset = popperOffsets[altAxis]; + var _len = altAxis === 'y' ? 'height' : 'width'; + var _min = _offset + overflow[_mainSide]; + var _max = _offset - overflow[_altSide]; + var isOriginSide = [top, left].indexOf(basePlacement) !== -1; + var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0; + var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis; + var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max; + var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max); + popperOffsets[altAxis] = _preventedOffset; + data[altAxis] = _preventedOffset - _offset; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var preventOverflow$1 = { + name: 'preventOverflow', + enabled: true, + phase: 'main', + fn: preventOverflow, + requiresIfExists: ['offset'] + }; + + function getHTMLElementScroll(element) { + return { + scrollLeft: element.scrollLeft, + scrollTop: element.scrollTop + }; + } + + function getNodeScroll(node) { + if (node === getWindow(node) || !isHTMLElement(node)) { + return getWindowScroll(node); + } else { + return getHTMLElementScroll(node); + } + } + + function isElementScaled(element) { + var rect = element.getBoundingClientRect(); + var scaleX = round(rect.width) / element.offsetWidth || 1; + var scaleY = round(rect.height) / element.offsetHeight || 1; + return scaleX !== 1 || scaleY !== 1; + } // Returns the composite rect of an element relative to its offsetParent. + // Composite means it takes into account transforms as well as layout. + + function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) { + if (isFixed === void 0) { + isFixed = false; + } + var isOffsetParentAnElement = isHTMLElement(offsetParent); + var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent); + var documentElement = getDocumentElement(offsetParent); + var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed); + var scroll = { + scrollLeft: 0, + scrollTop: 0 + }; + var offsets = { + x: 0, + y: 0 + }; + if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { + if (getNodeName(offsetParent) !== 'body' || + // https://github.com/popperjs/popper-core/issues/1078 + isScrollParent(documentElement)) { + scroll = getNodeScroll(offsetParent); + } + if (isHTMLElement(offsetParent)) { + offsets = getBoundingClientRect(offsetParent, true); + offsets.x += offsetParent.clientLeft; + offsets.y += offsetParent.clientTop; + } else if (documentElement) { + offsets.x = getWindowScrollBarX(documentElement); + } + } + return { + x: rect.left + scroll.scrollLeft - offsets.x, + y: rect.top + scroll.scrollTop - offsets.y, + width: rect.width, + height: rect.height + }; + } + + function order(modifiers) { + var map = new Map(); + var visited = new Set(); + var result = []; + modifiers.forEach(function (modifier) { + map.set(modifier.name, modifier); + }); // On visiting object, check for its dependencies and visit them recursively + + function sort(modifier) { + visited.add(modifier.name); + var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []); + requires.forEach(function (dep) { + if (!visited.has(dep)) { + var depModifier = map.get(dep); + if (depModifier) { + sort(depModifier); + } + } + }); + result.push(modifier); + } + modifiers.forEach(function (modifier) { + if (!visited.has(modifier.name)) { + // check for visited object + sort(modifier); + } + }); + return result; + } + function orderModifiers(modifiers) { + // order based on dependencies + var orderedModifiers = order(modifiers); // order based on phase + + return modifierPhases.reduce(function (acc, phase) { + return acc.concat(orderedModifiers.filter(function (modifier) { + return modifier.phase === phase; + })); + }, []); + } + + function debounce(fn) { + var pending; + return function () { + if (!pending) { + pending = new Promise(function (resolve) { + Promise.resolve().then(function () { + pending = undefined; + resolve(fn()); + }); + }); + } + return pending; + }; + } + + function mergeByName(modifiers) { + var merged = modifiers.reduce(function (merged, current) { + var existing = merged[current.name]; + merged[current.name] = existing ? Object.assign({}, existing, current, { + options: Object.assign({}, existing.options, current.options), + data: Object.assign({}, existing.data, current.data) + }) : current; + return merged; + }, {}); // IE11 does not support Object.values + + return Object.keys(merged).map(function (key) { + return merged[key]; + }); + } + + var DEFAULT_OPTIONS = { + placement: 'bottom', + modifiers: [], + strategy: 'absolute' + }; + function areValidElements() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + return !args.some(function (element) { + return !(element && typeof element.getBoundingClientRect === 'function'); + }); + } + function popperGenerator(generatorOptions) { + if (generatorOptions === void 0) { + generatorOptions = {}; + } + var _generatorOptions = generatorOptions, + _generatorOptions$def = _generatorOptions.defaultModifiers, + defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def, + _generatorOptions$def2 = _generatorOptions.defaultOptions, + defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2; + return function createPopper(reference, popper, options) { + if (options === void 0) { + options = defaultOptions; + } + var state = { + placement: 'bottom', + orderedModifiers: [], + options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions), + modifiersData: {}, + elements: { + reference: reference, + popper: popper + }, + attributes: {}, + styles: {} + }; + var effectCleanupFns = []; + var isDestroyed = false; + var instance = { + state: state, + setOptions: function setOptions(setOptionsAction) { + var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction; + cleanupModifierEffects(); + state.options = Object.assign({}, defaultOptions, state.options, options); + state.scrollParents = { + reference: isElement$1(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [], + popper: listScrollParents(popper) + }; // Orders the modifiers based on their dependencies and `phase` + // properties + + var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers + + state.orderedModifiers = orderedModifiers.filter(function (m) { + return m.enabled; + }); + runModifierEffects(); + return instance.update(); + }, + // Sync update – it will always be executed, even if not necessary. This + // is useful for low frequency updates where sync behavior simplifies the + // logic. + // For high frequency updates (e.g. `resize` and `scroll` events), always + // prefer the async Popper#update method + forceUpdate: function forceUpdate() { + if (isDestroyed) { + return; + } + var _state$elements = state.elements, + reference = _state$elements.reference, + popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements + // anymore + + if (!areValidElements(reference, popper)) { + return; + } // Store the reference and popper rects to be read by modifiers + + state.rects = { + reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'), + popper: getLayoutRect(popper) + }; // Modifiers have the ability to reset the current update cycle. The + // most common use case for this is the `flip` modifier changing the + // placement, which then needs to re-run all the modifiers, because the + // logic was previously ran for the previous placement and is therefore + // stale/incorrect + + state.reset = false; + state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier + // is filled with the initial data specified by the modifier. This means + // it doesn't persist and is fresh on each update. + // To ensure persistent data, use `${name}#persistent` + + state.orderedModifiers.forEach(function (modifier) { + return state.modifiersData[modifier.name] = Object.assign({}, modifier.data); + }); + for (var index = 0; index < state.orderedModifiers.length; index++) { + if (state.reset === true) { + state.reset = false; + index = -1; + continue; + } + var _state$orderedModifie = state.orderedModifiers[index], + fn = _state$orderedModifie.fn, + _state$orderedModifie2 = _state$orderedModifie.options, + _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2, + name = _state$orderedModifie.name; + if (typeof fn === 'function') { + state = fn({ + state: state, + options: _options, + name: name, + instance: instance + }) || state; + } + } + }, + // Async and optimistically optimized update – it will not be executed if + // not necessary (debounced to run at most once-per-tick) + update: debounce(function () { + return new Promise(function (resolve) { + instance.forceUpdate(); + resolve(state); + }); + }), + destroy: function destroy() { + cleanupModifierEffects(); + isDestroyed = true; + } + }; + if (!areValidElements(reference, popper)) { + return instance; + } + instance.setOptions(options).then(function (state) { + if (!isDestroyed && options.onFirstUpdate) { + options.onFirstUpdate(state); + } + }); // Modifiers have the ability to execute arbitrary code before the first + // update cycle runs. They will be executed in the same order as the update + // cycle. This is useful when a modifier adds some persistent data that + // other modifiers need to use, but the modifier is run after the dependent + // one. + + function runModifierEffects() { + state.orderedModifiers.forEach(function (_ref) { + var name = _ref.name, + _ref$options = _ref.options, + options = _ref$options === void 0 ? {} : _ref$options, + effect = _ref.effect; + if (typeof effect === 'function') { + var cleanupFn = effect({ + state: state, + name: name, + instance: instance, + options: options + }); + var noopFn = function noopFn() {}; + effectCleanupFns.push(cleanupFn || noopFn); + } + }); + } + function cleanupModifierEffects() { + effectCleanupFns.forEach(function (fn) { + return fn(); + }); + effectCleanupFns = []; + } + return instance; + }; + } + var createPopper$2 = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers$1 = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1]; + var createPopper$1 = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers$1 + }); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1]; + var createPopper = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers + }); // eslint-disable-next-line import/no-unused-modules + + var Popper = /*#__PURE__*/Object.freeze({ + __proto__: null, + afterMain: afterMain, + afterRead: afterRead, + afterWrite: afterWrite, + applyStyles: applyStyles$1, + arrow: arrow$1, + auto: auto, + basePlacements: basePlacements, + beforeMain: beforeMain, + beforeRead: beforeRead, + beforeWrite: beforeWrite, + bottom: bottom, + clippingParents: clippingParents, + computeStyles: computeStyles$1, + createPopper: createPopper, + createPopperBase: createPopper$2, + createPopperLite: createPopper$1, + detectOverflow: detectOverflow, + end: end, + eventListeners: eventListeners, + flip: flip$1, + hide: hide$1, + left: left, + main: main, + modifierPhases: modifierPhases, + offset: offset$1, + placements: placements, + popper: popper, + popperGenerator: popperGenerator, + popperOffsets: popperOffsets$1, + preventOverflow: preventOverflow$1, + read: read, + reference: reference, + right: right, + start: start, + top: top, + variationPlacements: variationPlacements, + viewport: viewport, + write: write + }); + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/data.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + /** + * Constants + */ + + const elementMap = new Map(); + var Data = { + set(element, key, instance) { + if (!elementMap.has(element)) { + elementMap.set(element, new Map()); + } + const instanceMap = elementMap.get(element); + + // make it clear we only want one instance per element + // can be removed later when multiple key/instances are fine to be used + if (!instanceMap.has(key) && instanceMap.size !== 0) { + // eslint-disable-next-line no-console + console.error("Bootstrap doesn't allow more than one instance per element. Bound instance: ".concat(Array.from(instanceMap.keys())[0], ".")); + return; + } + instanceMap.set(key, instance); + }, + get(element, key) { + if (elementMap.has(element)) { + return elementMap.get(element).get(key) || null; + } + return null; + }, + remove(element, key) { + if (!elementMap.has(element)) { + return; + } + const instanceMap = elementMap.get(element); + instanceMap.delete(key); + + // free up element references if there are no instances left for an element + if (instanceMap.size === 0) { + elementMap.delete(element); + } + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/index.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const MAX_UID = 1000000; + const MILLISECONDS_MULTIPLIER = 1000; + const TRANSITION_END = 'transitionend'; + + /** + * Properly escape IDs selectors to handle weird IDs + * @param {string} selector + * @returns {string} + */ + const parseSelector = selector => { + if (selector && window.CSS && window.CSS.escape) { + // document.querySelector needs escaping to handle IDs (html5+) containing for instance / + selector = selector.replace(/#([^\s"#']+)/g, (match, id) => "#".concat(CSS.escape(id))); + } + return selector; + }; + + // Shout-out Angus Croll (https://goo.gl/pxwQGp) + const toType = object => { + if (object === null || object === undefined) { + return "".concat(object); + } + return Object.prototype.toString.call(object).match(/\s([a-z]+)/i)[1].toLowerCase(); + }; + + /** + * Public Util API + */ + + const getUID = prefix => { + do { + prefix += Math.floor(Math.random() * MAX_UID); + } while (document.getElementById(prefix)); + return prefix; + }; + const getTransitionDurationFromElement = element => { + if (!element) { + return 0; + } + + // Get transition-duration of the element + let { + transitionDuration, + transitionDelay + } = window.getComputedStyle(element); + const floatTransitionDuration = Number.parseFloat(transitionDuration); + const floatTransitionDelay = Number.parseFloat(transitionDelay); + + // Return 0 if element or transition duration is not found + if (!floatTransitionDuration && !floatTransitionDelay) { + return 0; + } + + // If multiple durations are defined, take the first + transitionDuration = transitionDuration.split(',')[0]; + transitionDelay = transitionDelay.split(',')[0]; + return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; + }; + const triggerTransitionEnd = element => { + element.dispatchEvent(new Event(TRANSITION_END)); + }; + const isElement = object => { + if (!object || typeof object !== 'object') { + return false; + } + if (typeof object.jquery !== 'undefined') { + object = object[0]; + } + return typeof object.nodeType !== 'undefined'; + }; + const getElement = object => { + // it's a jQuery object or a node element + if (isElement(object)) { + return object.jquery ? object[0] : object; + } + if (typeof object === 'string' && object.length > 0) { + return document.querySelector(parseSelector(object)); + } + return null; + }; + const isVisible = element => { + if (!isElement(element) || element.getClientRects().length === 0) { + return false; + } + const elementIsVisible = getComputedStyle(element).getPropertyValue('visibility') === 'visible'; + // Handle `details` element as its content may falsie appear visible when it is closed + const closedDetails = element.closest('details:not([open])'); + if (!closedDetails) { + return elementIsVisible; + } + if (closedDetails !== element) { + const summary = element.closest('summary'); + if (summary && summary.parentNode !== closedDetails) { + return false; + } + if (summary === null) { + return false; + } + } + return elementIsVisible; + }; + const isDisabled = element => { + if (!element || element.nodeType !== Node.ELEMENT_NODE) { + return true; + } + if (element.classList.contains('disabled')) { + return true; + } + if (typeof element.disabled !== 'undefined') { + return element.disabled; + } + return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; + }; + const findShadowRoot = element => { + if (!document.documentElement.attachShadow) { + return null; + } + + // Can find the shadow root otherwise it'll return the document + if (typeof element.getRootNode === 'function') { + const root = element.getRootNode(); + return root instanceof ShadowRoot ? root : null; + } + if (element instanceof ShadowRoot) { + return element; + } + + // when we don't find a shadow root + if (!element.parentNode) { + return null; + } + return findShadowRoot(element.parentNode); + }; + const noop = () => {}; + const getjQuery = () => { + if (window.jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { + return window.jQuery; + } + return null; + }; + const DOMContentLoadedCallbacks = []; + const onDOMContentLoaded = callback => { + if (document.readyState === 'loading') { + // add listener on the first call when the document is in loading state + if (!DOMContentLoadedCallbacks.length) { + document.addEventListener('DOMContentLoaded', () => { + for (const callback of DOMContentLoadedCallbacks) { + callback(); + } + }); + } + DOMContentLoadedCallbacks.push(callback); + } else { + callback(); + } + }; + const isRTL = () => document.documentElement.dir === 'rtl'; + const defineJQueryPlugin = plugin => { + onDOMContentLoaded(() => { + const $ = getjQuery(); + /* istanbul ignore if */ + if ($) { + const name = plugin.NAME; + const JQUERY_NO_CONFLICT = $.fn[name]; + $.fn[name] = plugin.jQueryInterface; + $.fn[name].Constructor = plugin; + $.fn[name].noConflict = () => { + $.fn[name] = JQUERY_NO_CONFLICT; + return plugin.jQueryInterface; + }; + } + }); + }; + const execute = function (possibleCallback) { + let args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; + let defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : possibleCallback; + return typeof possibleCallback === 'function' ? possibleCallback(...args) : defaultValue; + }; + const executeAfterTransition = function (callback, transitionElement) { + let waitForTransition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + if (!waitForTransition) { + execute(callback); + return; + } + const durationPadding = 5; + const emulatedDuration = getTransitionDurationFromElement(transitionElement) + durationPadding; + let called = false; + const handler = _ref => { + let { + target + } = _ref; + if (target !== transitionElement) { + return; + } + called = true; + transitionElement.removeEventListener(TRANSITION_END, handler); + execute(callback); + }; + transitionElement.addEventListener(TRANSITION_END, handler); + setTimeout(() => { + if (!called) { + triggerTransitionEnd(transitionElement); + } + }, emulatedDuration); + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/event-handler.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const namespaceRegex = /[^.]*(?=\..*)\.|.*/; + const stripNameRegex = /\..*/; + const stripUidRegex = /::\d+$/; + const eventRegistry = {}; // Events storage + let uidEvent = 1; + const customEvents = { + mouseenter: 'mouseover', + mouseleave: 'mouseout' + }; + const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']); + + /** + * Private methods + */ + + function makeEventUid(element, uid) { + return uid && "".concat(uid, "::").concat(uidEvent++) || element.uidEvent || uidEvent++; + } + function getElementEvents(element) { + const uid = makeEventUid(element); + element.uidEvent = uid; + eventRegistry[uid] = eventRegistry[uid] || {}; + return eventRegistry[uid]; + } + function bootstrapHandler(element, fn) { + return function handler(event) { + hydrateObj(event, { + delegateTarget: element + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, fn); + } + return fn.apply(element, [event]); + }; + } + function bootstrapDelegationHandler(element, selector, fn) { + return function handler(event) { + const domElements = element.querySelectorAll(selector); + for (let { + target + } = event; target && target !== this; target = target.parentNode) { + for (const domElement of domElements) { + if (domElement !== target) { + continue; + } + hydrateObj(event, { + delegateTarget: target + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, selector, fn); + } + return fn.apply(target, [event]); + } + } + }; + } + function findHandler(events, callable) { + let delegationSelector = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + return Object.values(events).find(event => event.callable === callable && event.delegationSelector === delegationSelector); + } + function normalizeParameters(originalTypeEvent, handler, delegationFunction) { + const isDelegated = typeof handler === 'string'; + // TODO: tooltip passes `false` instead of selector, so we need to check + const callable = isDelegated ? delegationFunction : handler || delegationFunction; + let typeEvent = getTypeEvent(originalTypeEvent); + if (!nativeEvents.has(typeEvent)) { + typeEvent = originalTypeEvent; + } + return [isDelegated, callable, typeEvent]; + } + function addHandler(element, originalTypeEvent, handler, delegationFunction, oneOff) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + let [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + + // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position + // this prevents the handler from being dispatched the same way as mouseover or mouseout does + if (originalTypeEvent in customEvents) { + const wrapFunction = fn => { + return function (event) { + if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) { + return fn.call(this, event); + } + }; + }; + callable = wrapFunction(callable); + } + const events = getElementEvents(element); + const handlers = events[typeEvent] || (events[typeEvent] = {}); + const previousFunction = findHandler(handlers, callable, isDelegated ? handler : null); + if (previousFunction) { + previousFunction.oneOff = previousFunction.oneOff && oneOff; + return; + } + const uid = makeEventUid(callable, originalTypeEvent.replace(namespaceRegex, '')); + const fn = isDelegated ? bootstrapDelegationHandler(element, handler, callable) : bootstrapHandler(element, callable); + fn.delegationSelector = isDelegated ? handler : null; + fn.callable = callable; + fn.oneOff = oneOff; + fn.uidEvent = uid; + handlers[uid] = fn; + element.addEventListener(typeEvent, fn, isDelegated); + } + function removeHandler(element, events, typeEvent, handler, delegationSelector) { + const fn = findHandler(events[typeEvent], handler, delegationSelector); + if (!fn) { + return; + } + element.removeEventListener(typeEvent, fn, Boolean(delegationSelector)); + delete events[typeEvent][fn.uidEvent]; + } + function removeNamespacedHandlers(element, events, typeEvent, namespace) { + const storeElementEvent = events[typeEvent] || {}; + for (const [handlerKey, event] of Object.entries(storeElementEvent)) { + if (handlerKey.includes(namespace)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + } + function getTypeEvent(event) { + // allow to get the native events from namespaced events ('click.bs.button' --> 'click') + event = event.replace(stripNameRegex, ''); + return customEvents[event] || event; + } + const EventHandler = { + on(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, false); + }, + one(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, true); + }, + off(element, originalTypeEvent, handler, delegationFunction) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + const [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + const inNamespace = typeEvent !== originalTypeEvent; + const events = getElementEvents(element); + const storeElementEvent = events[typeEvent] || {}; + const isNamespace = originalTypeEvent.startsWith('.'); + if (typeof callable !== 'undefined') { + // Simplest case: handler is passed, remove that listener ONLY. + if (!Object.keys(storeElementEvent).length) { + return; + } + removeHandler(element, events, typeEvent, callable, isDelegated ? handler : null); + return; + } + if (isNamespace) { + for (const elementEvent of Object.keys(events)) { + removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1)); + } + } + for (const [keyHandlers, event] of Object.entries(storeElementEvent)) { + const handlerKey = keyHandlers.replace(stripUidRegex, ''); + if (!inNamespace || originalTypeEvent.includes(handlerKey)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + }, + trigger(element, event, args) { + if (typeof event !== 'string' || !element) { + return null; + } + const $ = getjQuery(); + const typeEvent = getTypeEvent(event); + const inNamespace = event !== typeEvent; + let jQueryEvent = null; + let bubbles = true; + let nativeDispatch = true; + let defaultPrevented = false; + if (inNamespace && $) { + jQueryEvent = $.Event(event, args); + $(element).trigger(jQueryEvent); + bubbles = !jQueryEvent.isPropagationStopped(); + nativeDispatch = !jQueryEvent.isImmediatePropagationStopped(); + defaultPrevented = jQueryEvent.isDefaultPrevented(); + } + const evt = hydrateObj(new Event(event, { + bubbles, + cancelable: true + }), args); + if (defaultPrevented) { + evt.preventDefault(); + } + if (nativeDispatch) { + element.dispatchEvent(evt); + } + if (evt.defaultPrevented && jQueryEvent) { + jQueryEvent.preventDefault(); + } + return evt; + } + }; + function hydrateObj(obj) { + let meta = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + for (const [key, value] of Object.entries(meta)) { + try { + obj[key] = value; + } catch { + Object.defineProperty(obj, key, { + configurable: true, + get() { + return value; + } + }); + } + } + return obj; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/manipulator.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + function normalizeData(value) { + if (value === 'true') { + return true; + } + if (value === 'false') { + return false; + } + if (value === Number(value).toString()) { + return Number(value); + } + if (value === '' || value === 'null') { + return null; + } + if (typeof value !== 'string') { + return value; + } + try { + return JSON.parse(decodeURIComponent(value)); + } catch { + return value; + } + } + function normalizeDataKey(key) { + return key.replace(/[A-Z]/g, chr => "-".concat(chr.toLowerCase())); + } + const Manipulator = { + setDataAttribute(element, key, value) { + element.setAttribute("data-bs-".concat(normalizeDataKey(key)), value); + }, + removeDataAttribute(element, key) { + element.removeAttribute("data-bs-".concat(normalizeDataKey(key))); + }, + getDataAttributes(element) { + if (!element) { + return {}; + } + const attributes = {}; + const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig')); + for (const key of bsKeys) { + let pureKey = key.replace(/^bs/, ''); + pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); + attributes[pureKey] = normalizeData(element.dataset[key]); + } + return attributes; + }, + getDataAttribute(element, key) { + return normalizeData(element.getAttribute("data-bs-".concat(normalizeDataKey(key)))); + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/config.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Class definition + */ + + class Config { + // Getters + static get Default() { + return {}; + } + static get DefaultType() { + return {}; + } + static get NAME() { + throw new Error('You have to implement the static method "NAME", for each component!'); + } + _getConfig(config) { + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + return config; + } + _mergeConfigObj(config, element) { + const jsonConfig = isElement(element) ? Manipulator.getDataAttribute(element, 'config') : {}; // try to parse + + return { + ...this.constructor.Default, + ...(typeof jsonConfig === 'object' ? jsonConfig : {}), + ...(isElement(element) ? Manipulator.getDataAttributes(element) : {}), + ...(typeof config === 'object' ? config : {}) + }; + } + _typeCheckConfig(config) { + let configTypes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.constructor.DefaultType; + for (const [property, expectedTypes] of Object.entries(configTypes)) { + const value = config[property]; + const valueType = isElement(value) ? 'element' : toType(value); + if (!new RegExp(expectedTypes).test(valueType)) { + throw new TypeError("".concat(this.constructor.NAME.toUpperCase(), ": Option \"").concat(property, "\" provided type \"").concat(valueType, "\" but expected type \"").concat(expectedTypes, "\".")); + } + } + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap base-component.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const VERSION = '5.3.3'; + + /** + * Class definition + */ + + class BaseComponent extends Config { + constructor(element, config) { + super(); + element = getElement(element); + if (!element) { + return; + } + this._element = element; + this._config = this._getConfig(config); + Data.set(this._element, this.constructor.DATA_KEY, this); + } + + // Public + dispose() { + Data.remove(this._element, this.constructor.DATA_KEY); + EventHandler.off(this._element, this.constructor.EVENT_KEY); + for (const propertyName of Object.getOwnPropertyNames(this)) { + this[propertyName] = null; + } + } + _queueCallback(callback, element) { + let isAnimated = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + executeAfterTransition(callback, element, isAnimated); + } + _getConfig(config) { + config = this._mergeConfigObj(config, this._element); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + + // Static + static getInstance(element) { + return Data.get(getElement(element), this.DATA_KEY); + } + static getOrCreateInstance(element) { + let config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + return this.getInstance(element) || new this(element, typeof config === 'object' ? config : null); + } + static get VERSION() { + return VERSION; + } + static get DATA_KEY() { + return "bs.".concat(this.NAME); + } + static get EVENT_KEY() { + return ".".concat(this.DATA_KEY); + } + static eventName(name) { + return "".concat(name).concat(this.EVENT_KEY); + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/sanitizer.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + // js-docs-start allow-list + const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i; + const DefaultAllowlist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + dd: [], + div: [], + dl: [], + dt: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'srcset', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + }; + // js-docs-end allow-list + + const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']); + + /** + * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation + * contexts. + * + * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38 + */ + // eslint-disable-next-line unicorn/better-regex + const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i; + const allowedAttribute = (attribute, allowedAttributeList) => { + const attributeName = attribute.nodeName.toLowerCase(); + if (allowedAttributeList.includes(attributeName)) { + if (uriAttributes.has(attributeName)) { + return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue)); + } + return true; + } + + // Check if a regular expression validates the attribute. + return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName)); + }; + function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) { + if (!unsafeHtml.length) { + return unsafeHtml; + } + if (sanitizeFunction && typeof sanitizeFunction === 'function') { + return sanitizeFunction(unsafeHtml); + } + const domParser = new window.DOMParser(); + const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html'); + const elements = [].concat(...createdDocument.body.querySelectorAll('*')); + for (const element of elements) { + const elementName = element.nodeName.toLowerCase(); + if (!Object.keys(allowList).includes(elementName)) { + element.remove(); + continue; + } + const attributeList = [].concat(...element.attributes); + const allowedAttributes = [].concat(allowList['*'] || [], allowList[elementName] || []); + for (const attribute of attributeList) { + if (!allowedAttribute(attribute, allowedAttributes)) { + element.removeAttribute(attribute.nodeName); + } + } + } + return createdDocument.body.innerHTML; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/selector-engine.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const getSelector = element => { + let selector = element.getAttribute('data-bs-target'); + if (!selector || selector === '#') { + let hrefAttribute = element.getAttribute('href'); + + // The only valid content that could double as a selector are IDs or classes, + // so everything starting with `#` or `.`. If a "real" URL is used as the selector, + // `document.querySelector` will rightfully complain it is invalid. + // See https://github.com/twbs/bootstrap/issues/32273 + if (!hrefAttribute || !hrefAttribute.includes('#') && !hrefAttribute.startsWith('.')) { + return null; + } + + // Just in case some CMS puts out a full URL with the anchor appended + if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) { + hrefAttribute = "#".concat(hrefAttribute.split('#')[1]); + } + selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null; + } + return selector ? selector.split(',').map(sel => parseSelector(sel)).join(',') : null; + }; + const SelectorEngine = { + find(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return [].concat(...Element.prototype.querySelectorAll.call(element, selector)); + }, + findOne(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return Element.prototype.querySelector.call(element, selector); + }, + children(element, selector) { + return [].concat(...element.children).filter(child => child.matches(selector)); + }, + parents(element, selector) { + const parents = []; + let ancestor = element.parentNode.closest(selector); + while (ancestor) { + parents.push(ancestor); + ancestor = ancestor.parentNode.closest(selector); + } + return parents; + }, + prev(element, selector) { + let previous = element.previousElementSibling; + while (previous) { + if (previous.matches(selector)) { + return [previous]; + } + previous = previous.previousElementSibling; + } + return []; + }, + // TODO: this is now unused; remove later along with prev() + next(element, selector) { + let next = element.nextElementSibling; + while (next) { + if (next.matches(selector)) { + return [next]; + } + next = next.nextElementSibling; + } + return []; + }, + focusableChildren(element) { + const focusables = ['a', 'button', 'input', 'textarea', 'select', 'details', '[tabindex]', '[contenteditable="true"]'].map(selector => "".concat(selector, ":not([tabindex^=\"-\"])")).join(','); + return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el)); + }, + getSelectorFromElement(element) { + const selector = getSelector(element); + if (selector) { + return SelectorEngine.findOne(selector) ? selector : null; + } + return null; + }, + getElementFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.findOne(selector) : null; + }, + getMultipleElementsFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.find(selector) : []; + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/template-factory.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$1 = 'TemplateFactory'; + const Default$1 = { + allowList: DefaultAllowlist, + content: {}, + // { selector : text , selector2 : text2 , } + extraClass: '', + html: false, + sanitize: true, + sanitizeFn: null, + template: '
' + }; + const DefaultType$1 = { + allowList: 'object', + content: 'object', + extraClass: '(string|function)', + html: 'boolean', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + template: 'string' + }; + const DefaultContentType = { + entry: '(string|element|function|null)', + selector: '(string|element)' + }; + + /** + * Class definition + */ + + class TemplateFactory extends Config { + constructor(config) { + super(); + this._config = this._getConfig(config); + } + + // Getters + static get Default() { + return Default$1; + } + static get DefaultType() { + return DefaultType$1; + } + static get NAME() { + return NAME$1; + } + + // Public + getContent() { + return Object.values(this._config.content).map(config => this._resolvePossibleFunction(config)).filter(Boolean); + } + hasContent() { + return this.getContent().length > 0; + } + changeContent(content) { + this._checkContent(content); + this._config.content = { + ...this._config.content, + ...content + }; + return this; + } + toHtml() { + const templateWrapper = document.createElement('div'); + templateWrapper.innerHTML = this._maybeSanitize(this._config.template); + for (const [selector, text] of Object.entries(this._config.content)) { + this._setContent(templateWrapper, text, selector); + } + const template = templateWrapper.children[0]; + const extraClass = this._resolvePossibleFunction(this._config.extraClass); + if (extraClass) { + template.classList.add(...extraClass.split(' ')); + } + return template; + } + + // Private + _typeCheckConfig(config) { + super._typeCheckConfig(config); + this._checkContent(config.content); + } + _checkContent(arg) { + for (const [selector, content] of Object.entries(arg)) { + super._typeCheckConfig({ + selector, + entry: content + }, DefaultContentType); + } + } + _setContent(template, content, selector) { + const templateElement = SelectorEngine.findOne(selector, template); + if (!templateElement) { + return; + } + content = this._resolvePossibleFunction(content); + if (!content) { + templateElement.remove(); + return; + } + if (isElement(content)) { + this._putElementInTemplate(getElement(content), templateElement); + return; + } + if (this._config.html) { + templateElement.innerHTML = this._maybeSanitize(content); + return; + } + templateElement.textContent = content; + } + _maybeSanitize(arg) { + return this._config.sanitize ? sanitizeHtml(arg, this._config.allowList, this._config.sanitizeFn) : arg; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this]); + } + _putElementInTemplate(element, templateElement) { + if (this._config.html) { + templateElement.innerHTML = ''; + templateElement.append(element); + return; + } + templateElement.textContent = element.textContent; + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap tooltip.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME = 'tooltip'; + const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']); + const CLASS_NAME_FADE = 'fade'; + const CLASS_NAME_MODAL = 'modal'; + const CLASS_NAME_SHOW = 'show'; + const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'; + const SELECTOR_MODAL = ".".concat(CLASS_NAME_MODAL); + const EVENT_MODAL_HIDE = 'hide.bs.modal'; + const TRIGGER_HOVER = 'hover'; + const TRIGGER_FOCUS = 'focus'; + const TRIGGER_CLICK = 'click'; + const TRIGGER_MANUAL = 'manual'; + const EVENT_HIDE = 'hide'; + const EVENT_HIDDEN = 'hidden'; + const EVENT_SHOW = 'show'; + const EVENT_SHOWN = 'shown'; + const EVENT_INSERTED = 'inserted'; + const EVENT_CLICK = 'click'; + const EVENT_FOCUSIN = 'focusin'; + const EVENT_FOCUSOUT = 'focusout'; + const EVENT_MOUSEENTER = 'mouseenter'; + const EVENT_MOUSELEAVE = 'mouseleave'; + const AttachmentMap = { + AUTO: 'auto', + TOP: 'top', + RIGHT: isRTL() ? 'left' : 'right', + BOTTOM: 'bottom', + LEFT: isRTL() ? 'right' : 'left' + }; + const Default = { + allowList: DefaultAllowlist, + animation: true, + boundary: 'clippingParents', + container: false, + customClass: '', + delay: 0, + fallbackPlacements: ['top', 'right', 'bottom', 'left'], + html: false, + offset: [0, 6], + placement: 'top', + popperConfig: null, + sanitize: true, + sanitizeFn: null, + selector: false, + template: '', + title: '', + trigger: 'hover focus' + }; + const DefaultType = { + allowList: 'object', + animation: 'boolean', + boundary: '(string|element)', + container: '(string|element|boolean)', + customClass: '(string|function)', + delay: '(number|object)', + fallbackPlacements: 'array', + html: 'boolean', + offset: '(array|string|function)', + placement: '(string|function)', + popperConfig: '(null|object|function)', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + selector: '(string|boolean)', + template: 'string', + title: '(string|element|function)', + trigger: 'string' + }; + + /** + * Class definition + */ + + class Tooltip extends BaseComponent { + constructor(element, config) { + if (typeof Popper === 'undefined') { + throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)'); + } + super(element, config); + + // Private + this._isEnabled = true; + this._timeout = 0; + this._isHovered = null; + this._activeTrigger = {}; + this._popper = null; + this._templateFactory = null; + this._newContent = null; + + // Protected + this.tip = null; + this._setListeners(); + if (!this._config.selector) { + this._fixTitle(); + } + } + + // Getters + static get Default() { + return Default; + } + static get DefaultType() { + return DefaultType; + } + static get NAME() { + return NAME; + } + + // Public + enable() { + this._isEnabled = true; + } + disable() { + this._isEnabled = false; + } + toggleEnabled() { + this._isEnabled = !this._isEnabled; + } + toggle() { + if (!this._isEnabled) { + return; + } + this._activeTrigger.click = !this._activeTrigger.click; + if (this._isShown()) { + this._leave(); + return; + } + this._enter(); + } + dispose() { + clearTimeout(this._timeout); + EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + if (this._element.getAttribute('data-bs-original-title')) { + this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title')); + } + this._disposePopper(); + super.dispose(); + } + show() { + if (this._element.style.display === 'none') { + throw new Error('Please use show on visible elements'); + } + if (!(this._isWithContent() && this._isEnabled)) { + return; + } + const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW)); + const shadowRoot = findShadowRoot(this._element); + const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element); + if (showEvent.defaultPrevented || !isInTheDom) { + return; + } + + // TODO: v6 remove this or make it optional + this._disposePopper(); + const tip = this._getTipElement(); + this._element.setAttribute('aria-describedby', tip.getAttribute('id')); + const { + container + } = this._config; + if (!this._element.ownerDocument.documentElement.contains(this.tip)) { + container.append(tip); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED)); + } + this._popper = this._createPopper(tip); + tip.classList.add(CLASS_NAME_SHOW); + + // If this is a touch-enabled device we add extra + // empty mouseover listeners to the body's immediate children; + // only needed because of broken event delegation on iOS + // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.on(element, 'mouseover', noop); + } + } + const complete = () => { + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN)); + if (this._isHovered === false) { + this._leave(); + } + this._isHovered = false; + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + hide() { + if (!this._isShown()) { + return; + } + const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE)); + if (hideEvent.defaultPrevented) { + return; + } + const tip = this._getTipElement(); + tip.classList.remove(CLASS_NAME_SHOW); + + // If this is a touch-enabled device we remove the extra + // empty mouseover listeners we added for iOS support + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.off(element, 'mouseover', noop); + } + } + this._activeTrigger[TRIGGER_CLICK] = false; + this._activeTrigger[TRIGGER_FOCUS] = false; + this._activeTrigger[TRIGGER_HOVER] = false; + this._isHovered = null; // it is a trick to support manual triggering + + const complete = () => { + if (this._isWithActiveTrigger()) { + return; + } + if (!this._isHovered) { + this._disposePopper(); + } + this._element.removeAttribute('aria-describedby'); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN)); + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + update() { + if (this._popper) { + this._popper.update(); + } + } + + // Protected + _isWithContent() { + return Boolean(this._getTitle()); + } + _getTipElement() { + if (!this.tip) { + this.tip = this._createTipElement(this._newContent || this._getContentForTemplate()); + } + return this.tip; + } + _createTipElement(content) { + const tip = this._getTemplateFactory(content).toHtml(); + + // TODO: remove this check in v6 + if (!tip) { + return null; + } + tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW); + // TODO: v6 the following can be achieved with CSS only + tip.classList.add("bs-".concat(this.constructor.NAME, "-auto")); + const tipId = getUID(this.constructor.NAME).toString(); + tip.setAttribute('id', tipId); + if (this._isAnimated()) { + tip.classList.add(CLASS_NAME_FADE); + } + return tip; + } + setContent(content) { + this._newContent = content; + if (this._isShown()) { + this._disposePopper(); + this.show(); + } + } + _getTemplateFactory(content) { + if (this._templateFactory) { + this._templateFactory.changeContent(content); + } else { + this._templateFactory = new TemplateFactory({ + ...this._config, + // the `content` var has to be after `this._config` + // to override config.content in case of popover + content, + extraClass: this._resolvePossibleFunction(this._config.customClass) + }); + } + return this._templateFactory; + } + _getContentForTemplate() { + return { + [SELECTOR_TOOLTIP_INNER]: this._getTitle() + }; + } + _getTitle() { + return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title'); + } + + // Private + _initializeOnDelegatedTarget(event) { + return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig()); + } + _isAnimated() { + return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE); + } + _isShown() { + return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW); + } + _createPopper(tip) { + const placement = execute(this._config.placement, [this, tip, this._element]); + const attachment = AttachmentMap[placement.toUpperCase()]; + return createPopper(this._element, tip, this._getPopperConfig(attachment)); + } + _getOffset() { + const { + offset + } = this._config; + if (typeof offset === 'string') { + return offset.split(',').map(value => Number.parseInt(value, 10)); + } + if (typeof offset === 'function') { + return popperData => offset(popperData, this._element); + } + return offset; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this._element]); + } + _getPopperConfig(attachment) { + const defaultBsPopperConfig = { + placement: attachment, + modifiers: [{ + name: 'flip', + options: { + fallbackPlacements: this._config.fallbackPlacements + } + }, { + name: 'offset', + options: { + offset: this._getOffset() + } + }, { + name: 'preventOverflow', + options: { + boundary: this._config.boundary + } + }, { + name: 'arrow', + options: { + element: ".".concat(this.constructor.NAME, "-arrow") + } + }, { + name: 'preSetPlacement', + enabled: true, + phase: 'beforeMain', + fn: data => { + // Pre-set Popper's placement attribute in order to read the arrow sizes properly. + // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement + this._getTipElement().setAttribute('data-popper-placement', data.state.placement); + } + }] + }; + return { + ...defaultBsPopperConfig, + ...execute(this._config.popperConfig, [defaultBsPopperConfig]) + }; + } + _setListeners() { + const triggers = this._config.trigger.split(' '); + for (const trigger of triggers) { + if (trigger === 'click') { + EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context.toggle(); + }); + } else if (trigger !== TRIGGER_MANUAL) { + const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN); + const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT); + EventHandler.on(this._element, eventIn, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true; + context._enter(); + }); + EventHandler.on(this._element, eventOut, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget); + context._leave(); + }); + } + } + this._hideModalHandler = () => { + if (this._element) { + this.hide(); + } + }; + EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + } + _fixTitle() { + const title = this._element.getAttribute('title'); + if (!title) { + return; + } + if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) { + this._element.setAttribute('aria-label', title); + } + this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility + this._element.removeAttribute('title'); + } + _enter() { + if (this._isShown() || this._isHovered) { + this._isHovered = true; + return; + } + this._isHovered = true; + this._setTimeout(() => { + if (this._isHovered) { + this.show(); + } + }, this._config.delay.show); + } + _leave() { + if (this._isWithActiveTrigger()) { + return; + } + this._isHovered = false; + this._setTimeout(() => { + if (!this._isHovered) { + this.hide(); + } + }, this._config.delay.hide); + } + _setTimeout(handler, timeout) { + clearTimeout(this._timeout); + this._timeout = setTimeout(handler, timeout); + } + _isWithActiveTrigger() { + return Object.values(this._activeTrigger).includes(true); + } + _getConfig(config) { + const dataAttributes = Manipulator.getDataAttributes(this._element); + for (const dataAttribute of Object.keys(dataAttributes)) { + if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) { + delete dataAttributes[dataAttribute]; + } + } + config = { + ...dataAttributes, + ...(typeof config === 'object' && config ? config : {}) + }; + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + config.container = config.container === false ? document.body : getElement(config.container); + if (typeof config.delay === 'number') { + config.delay = { + show: config.delay, + hide: config.delay + }; + } + if (typeof config.title === 'number') { + config.title = config.title.toString(); + } + if (typeof config.content === 'number') { + config.content = config.content.toString(); + } + return config; + } + _getDelegateConfig() { + const config = {}; + for (const [key, value] of Object.entries(this._config)) { + if (this.constructor.Default[key] !== value) { + config[key] = value; + } + } + config.selector = false; + config.trigger = 'manual'; + + // In the future can be replaced with: + // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]]) + // `Object.fromEntries(keysWithDifferentValues)` + return config; + } + _disposePopper() { + if (this._popper) { + this._popper.destroy(); + this._popper = null; + } + if (this.tip) { + this.tip.remove(); + this.tip = null; + } + } + + // Static + static jQueryInterface(config) { + return this.each(function () { + const data = Tooltip.getOrCreateInstance(this, config); + if (typeof config !== 'string') { + return; + } + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + }); + } + } + + /** + * jQuery + */ + + defineJQueryPlugin(Tooltip); + + function loadTooptip() { + const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]'); + [...tooltipTriggerList].map(tooltipTriggerEl => new Tooltip(tooltipTriggerEl)); + } + + function basic() { + back2top(); + loadTooptip(); + } + + /** + * Add listener for theme mode toggle + */ + const toggle = document.getElementById('mode-toggle'); + function modeWatcher() { + if (!toggle) { + return; + } + toggle.addEventListener('click', () => { + modeToggle.flipMode(); + }); + } + + function _defineProperty(e, r, t) { + return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { + value: t, + enumerable: !0, + configurable: !0, + writable: !0 + }) : e[r] = t, e; + } + function _toPrimitive(t, r) { + if ("object" != typeof t || !t) return t; + var e = t[Symbol.toPrimitive]; + if (void 0 !== e) { + var i = e.call(t, r || "default"); + if ("object" != typeof i) return i; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return ("string" === r ? String : Number)(t); + } + function _toPropertyKey(t) { + var i = _toPrimitive(t, "string"); + return "symbol" == typeof i ? i : i + ""; + } + + /** + * Expand or close the sidebar in mobile screens. + */ + + const ATTR_DISPLAY = 'sidebar-display'; + class SidebarUtil { + static toggle() { + if (SidebarUtil.isExpanded === false) { + document.body.setAttribute(ATTR_DISPLAY, ''); + } else { + document.body.removeAttribute(ATTR_DISPLAY); + } + SidebarUtil.isExpanded = !SidebarUtil.isExpanded; + } + } + _defineProperty(SidebarUtil, "isExpanded", false); + function sidebarExpand() { + document.getElementById('sidebar-trigger').addEventListener('click', SidebarUtil.toggle); + document.getElementById('mask').addEventListener('click', SidebarUtil.toggle); + } + + function initSidebar() { + modeWatcher(); + sidebarExpand(); + } + + /** + * This script make #search-result-wrapper switch to unloaded or shown automatically. + */ + + const btnSbTrigger = document.getElementById('sidebar-trigger'); + const btnSearchTrigger = document.getElementById('search-trigger'); + const btnCancel = document.getElementById('search-cancel'); + const content = document.querySelectorAll('#main-wrapper>.container>.row'); + const topbarTitle = document.getElementById('topbar-title'); + const search = document.getElementById('search'); + const resultWrapper = document.getElementById('search-result-wrapper'); + const results = document.getElementById('search-results'); + const input = document.getElementById('search-input'); + const hints = document.getElementById('search-hints'); + + // CSS class names + const LOADED = 'd-block'; + const UNLOADED = 'd-none'; + const FOCUS = 'input-focus'; + const FLEX = 'd-flex'; + + /* Actions in mobile screens (Sidebar hidden) */ + class MobileSearchBar { + static on() { + btnSbTrigger.classList.add(UNLOADED); + topbarTitle.classList.add(UNLOADED); + btnSearchTrigger.classList.add(UNLOADED); + search.classList.add(FLEX); + btnCancel.classList.add(LOADED); + } + static off() { + btnCancel.classList.remove(LOADED); + search.classList.remove(FLEX); + btnSbTrigger.classList.remove(UNLOADED); + topbarTitle.classList.remove(UNLOADED); + btnSearchTrigger.classList.remove(UNLOADED); + } + } + class ResultSwitch { + static on() { + if (!this.resultVisible) { + resultWrapper.classList.remove(UNLOADED); + content.forEach(el => { + el.classList.add(UNLOADED); + }); + this.resultVisible = true; + } + } + static off() { + if (this.resultVisible) { + results.innerHTML = ''; + if (hints.classList.contains(UNLOADED)) { + hints.classList.remove(UNLOADED); + } + resultWrapper.classList.add(UNLOADED); + content.forEach(el => { + el.classList.remove(UNLOADED); + }); + input.textContent = ''; + this.resultVisible = false; + } + } + } + _defineProperty(ResultSwitch, "resultVisible", false); + function isMobileView() { + return btnCancel.classList.contains(LOADED); + } + function displaySearch() { + btnSearchTrigger.addEventListener('click', () => { + MobileSearchBar.on(); + ResultSwitch.on(); + input.focus(); + }); + btnCancel.addEventListener('click', () => { + MobileSearchBar.off(); + ResultSwitch.off(); + }); + input.addEventListener('focus', () => { + search.classList.add(FOCUS); + }); + input.addEventListener('focusout', () => { + search.classList.remove(FOCUS); + }); + input.addEventListener('input', () => { + if (input.value === '') { + if (isMobileView()) { + hints.classList.remove(UNLOADED); + } else { + ResultSwitch.off(); + } + } else { + ResultSwitch.on(); + if (isMobileView()) { + hints.classList.add(UNLOADED); + } + } + }); + } + + function initTopbar() { + displaySearch(); + } + + initSidebar(); + initTopbar(); + basic(); + +})(); +//# sourceMappingURL=commons.min.js.map diff --git a/assets/js/dist/home.min.js b/assets/js/dist/home.min.js index 773b56da924..c38d1552a48 100644 --- a/assets/js/dist/home.min.js +++ b/assets/js/dist/home.min.js @@ -1,4 +1,3731 @@ /*! * Chirpy v7.0.1 | © 2019 Cotes Chung | MIT Licensed | 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e=["a","button","input","textarea","select","details","[tabindex]",'[contenteditable="true"]'].map((t=>"".concat(t,':not([tabindex^="-"])'))).join(",");return this.find(e,t).filter((t=>!(t=>!t||t.nodeType!==Node.ELEMENT_NODE||!!t.classList.contains("disabled")||(void 0!==t.disabled?t.disabled:t.hasAttribute("disabled")&&"false"!==t.getAttribute("disabled")))(t)&&(t=>{if(!Bt(t)||0===t.getClientRects().length)return!1;const e="visible"===getComputedStyle(t).getPropertyValue("visibility"),n=t.closest("details:not([open])");if(!n)return e;if(n!==t){const e=t.closest("summary");if(e&&e.parentNode!==n)return!1;if(null===e)return!1}return e})(t)))},getSelectorFromElement(t){const e=ye(t);return e&&_e.findOne(e)?e:null},getElementFromSelector(t){const e=ye(t);return e?_e.findOne(e):null},getMultipleElementsFromSelector(t){const e=ye(t);return e?_e.find(e):[]}},we={allowList:me,content:{},extraClass:"",html:!1,sanitize:!0,sanitizeFn:null,template:"
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")),e}_typeCheckConfig(t){super._typeCheckConfig(t),this._checkContent(t.content)}_checkContent(t){for(const[e,n]of Object.entries(t))super._typeCheckConfig({selector:e,entry:n},xe)}_setContent(t,e,n){const i=_e.findOne(n,t);i&&((e=this._resolvePossibleFunction(e))?Bt(e)?this._putElementInTemplate(Ht(e),i):this._config.html?i.innerHTML=this._maybeSanitize(e):i.textContent=e:i.remove())}_maybeSanitize(t){return this._config.sanitize?function(t,e,n){if(!t.length)return t;if(n&&"function"==typeof n)return n(t);const i=(new window.DOMParser).parseFromString(t,"text/html"),o=[].concat(...i.body.querySelectorAll("*"));for(const t of o){const n=t.nodeName.toLowerCase();if(!Object.keys(e).includes(n)){t.remove();continue}const i=[].concat(...t.attributes),o=[].concat(e["*"]||[],e[n]||[]);for(const e of i)be(e,o)||t.removeAttribute(e.nodeName)}return i.body.innerHTML}(t,this._config.allowList,this._config.sanitizeFn):t}_resolvePossibleFunction(t){return Ut(t,[this])}_putElementInTemplate(t,e){if(this._config.html)return e.innerHTML="",void e.append(t);e.textContent=t.textContent}}const Ae=new Set(["sanitize","allowList","sanitizeFn"]),Ce="fade",Te="show",Le=".".concat("modal"),je="hide.bs.modal",Se="hover",De="focus",ke={AUTO:"auto",TOP:"top",RIGHT:qt()?"left":"right",BOTTOM:"bottom",LEFT:qt()?"right":"left"},Me={allowList:me,animation:!0,boundary:"clippingParents",container:!1,customClass:"",delay:0,fallbackPlacements:["top","right","bottom","left"],html:!1,offset:[0,6],placement:"top",popperConfig:null,sanitize:!0,sanitizeFn:null,selector:!1,template:'',title:"",trigger:"hover 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n=this._getTipElement();this._element.setAttribute("aria-describedby",n.getAttribute("id"));const{container:i}=this._config;if(this._element.ownerDocument.documentElement.contains(this.tip)||(i.append(n),ce.trigger(this._element,this.constructor.eventName("inserted"))),this._popper=this._createPopper(n),n.classList.add(Te),"ontouchstart"in document.documentElement)for(const t of[].concat(...document.body.children))ce.on(t,"mouseover",Rt);this._queueCallback((()=>{ce.trigger(this._element,this.constructor.eventName("shown")),!1===this._isHovered&&this._leave(),this._isHovered=!1}),this.tip,this._isAnimated())}hide(){if(!this._isShown())return;if(ce.trigger(this._element,this.constructor.eventName("hide")).defaultPrevented)return;if(this._getTipElement().classList.remove(Te),"ontouchstart"in document.documentElement)for(const t 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t.container=!1===t.container?document.body:Ht(t.container),"number"==typeof t.delay&&(t.delay={show:t.delay,hide:t.delay}),"number"==typeof t.title&&(t.title=t.title.toString()),"number"==typeof t.content&&(t.content=t.content.toString()),t}_getDelegateConfig(){const t={};for(const[e,n]of Object.entries(this._config))this.constructor.Default[e]!==n&&(t[e]=n);return t.selector=!1,t.trigger="manual",t}_disposePopper(){this._popper&&(this._popper.destroy(),this._popper=null),this.tip&&(this.tip.remove(),this.tip=null)}static jQueryInterface(t){return this.each((function(){const e=Ne.getOrCreateInstance(this,t);if("string"==typeof t){if(void 0===e[t])throw new TypeError('No method named "'.concat(t,'"'));e[t]()}}))}}Vt(Ne);const Fe=document.getElementById("mode-toggle");function Be(t,e,n){return(e=function(t){var e=function(t,e){if("object"!=typeof t||!t)return t;var n=t[Symbol.toPrimitive];if(void 0!==n){var i=n.call(t,e||"default");if("object"!=typeof i)return i;throw new 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on(){Re.classList.add(Xe),Ve.classList.add(Xe),ze.classList.add(Xe),Ue.classList.add(Ze),We.classList.add(Ge)}static off(){We.classList.remove(Ge),Ue.classList.remove(Ze),Re.classList.remove(Xe),Ve.classList.remove(Xe),ze.classList.remove(Xe)}}class en{static on(){this.resultVisible||(Ye.classList.remove(Xe),qe.forEach((t=>{t.classList.add(Xe)})),this.resultVisible=!0)}static off(){this.resultVisible&&(Ke.innerHTML="",$e.classList.contains(Xe)&&$e.classList.remove(Xe),Ye.classList.add(Xe),qe.forEach((t=>{t.classList.remove(Xe)})),Qe.textContent="",this.resultVisible=!1)}}function nn(){return We.classList.contains(Ge)}Be(en,"resultVisible",!1);const on=".".concat("bs.collapse"),rn="show".concat(on),sn="shown".concat(on),an="hide".concat(on),cn="hidden".concat(on),ln="click".concat(on).concat(".data-api"),un="show",fn="collapse",dn="collapsing",pn=":scope .".concat(fn," 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t=this._getDimension();this._element.style[t]="".concat(this._element.getBoundingClientRect()[t],"px"),this._element.offsetHeight,this._element.classList.add(dn),this._element.classList.remove(fn,un);for(const t of this._triggerArray){const e=_e.getElementFromSelector(t);e&&!this._isShown(e)&&this._addAriaAndCollapsedClass([t],!1)}this._isTransitioning=!0;this._element.style[t]="",this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(fn),ce.trigger(this._element,cn)}),this._element,!0)}_isShown(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:this._element).classList.contains(un)}_configAfterMerge(t){return t.toggle=Boolean(t.toggle),t.parent=Ht(t.parent),t}_getDimension(){return this._element.classList.contains("collapse-horizontal")?"width":"height"}_initializeChildren(){if(!this._config.parent)return;const t=this._getFirstLevelChildren(hn);for(const e of t){const t=_e.getElementFromSelector(e);t&&this._addAriaAndCollapsedClass([e],this._isShown(t))}}_getFirstLevelChildren(t){const e=_e.find(pn,this._config.parent);return _e.find(t,this._config.parent).filter((t=>!e.includes(t)))}_addAriaAndCollapsedClass(t,e){if(t.length)for(const n of t)n.classList.toggle("collapsed",!e),n.setAttribute("aria-expanded",e)}static jQueryInterface(t){const e={};return"string"==typeof t&&/show|hide/.test(t)&&(e.toggle=!1),this.each((function(){const n=vn.getOrCreateInstance(this,e);if("string"==typeof t){if(void 0===n[t])throw new TypeError('No method named "'.concat(t,'"'));n[t]()}}))}}ce.on(document,ln,hn,(function(t){("A"===t.target.tagName||t.delegateTarget&&"A"===t.delegateTarget.tagName)&&t.preventDefault();for(const t of _e.getMultipleElementsFromSelector(this))vn.getOrCreateInstance(t,{toggle:!1}).toggle()})),Vt(vn),document.getElementsByClassName("collapse");const bn="data-src",yn="data-lqip",_n={SHIMMER:"shimmer",BLUR:"blur"};function wn(t){this.parentElement.classList.remove(t)}function En(){this.complete&&(this.hasAttribute(yn)?wn.call(this,_n.BLUR):wn.call(this,_n.SHIMMER))}function xn(){const t=this.getAttribute(bn);this.setAttribute("src",encodeURI(t)),this.removeAttribute(bn)}class On{static get attrTimestamp(){return"data-ts"}static get attrDateFormat(){return"data-df"}static get locale(){return document.documentElement.getAttribute("lang").substring(0,2)}static getTimestamp(t){return Number(t.getAttribute(this.attrTimestamp))}static getDateFormat(t){return t.getAttribute(this.attrDateFormat)}}!function(){const t=document.querySelectorAll("article img");if(0===t.length)return;t.forEach((t=>{t.addEventListener("load",En)})),document.querySelectorAll('article img[loading="lazy"]').forEach((t=>{t.complete&&wn.call(t,_n.SHIMMER)}));const e=document.querySelectorAll("article img[".concat(yn,'="true"]'));e.length&&e.forEach((t=>{xn.call(t)}))}(),dayjs.locale(On.locale),dayjs.extend(window.dayjs_plugin_localizedFormat),document.querySelectorAll("[".concat(On.attrTimestamp,"]")).forEach((t=>{const e=dayjs.unix(On.getTimestamp(t)),n=e.format(On.getDateFormat(t));if(t.textContent=n,t.removeAttribute(On.attrTimestamp),t.removeAttribute(On.attrDateFormat),t.hasAttribute("data-bs-toggle")&&"tooltip"===t.getAttribute("data-bs-toggle")){const n=e.format("llll");t.setAttribute("data-bs-title",n)}})),Fe&&Fe.addEventListener("click",(()=>{modeToggle.flipMode()})),document.getElementById("sidebar-trigger").addEventListener("click",Ie.toggle),document.getElementById("mask").addEventListener("click",Ie.toggle),ze.addEventListener("click",(()=>{tn.on(),en.on(),Qe.focus()})),We.addEventListener("click",(()=>{tn.off(),en.off()})),Qe.addEventListener("focus",(()=>{Ue.classList.add(Je)})),Qe.addEventListener("focusout",(()=>{Ue.classList.remove(Je)})),Qe.addEventListener("input",(()=>{""===Qe.value?nn()?$e.classList.remove(Xe):en.off():(en.on(),nn()&&$e.classList.add(Xe))})),function(){const t=document.getElementById("back-to-top");window.addEventListener("scroll",(()=>{window.scrollY>50?t.classList.add("show"):t.classList.remove("show")})),t.addEventListener("click",(()=>{window.scrollTo({top:0})}))}(),[...document.querySelectorAll('[data-bs-toggle="tooltip"]')].map((t=>new Ne(t)))}(); + +(function () { + 'use strict'; + + /** + * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page + */ + + function back2top() { + const btn = document.getElementById('back-to-top'); + window.addEventListener('scroll', () => { + if (window.scrollY > 50) { + btn.classList.add('show'); + } else { + btn.classList.remove('show'); + } + }); + btn.addEventListener('click', () => { + window.scrollTo({ + top: 0 + }); + }); + } + + var top = 'top'; + var bottom = 'bottom'; + var right = 'right'; + var left = 'left'; + var auto = 'auto'; + var basePlacements = [top, bottom, right, left]; + var start = 'start'; + var end = 'end'; + var clippingParents = 'clippingParents'; + var viewport = 'viewport'; + var popper = 'popper'; + var reference = 'reference'; + var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) { + return acc.concat([placement + "-" + start, placement + "-" + end]); + }, []); + var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) { + return acc.concat([placement, placement + "-" + start, placement + "-" + end]); + }, []); // modifiers that need to read the DOM + + var beforeRead = 'beforeRead'; + var read = 'read'; + var afterRead = 'afterRead'; // pure-logic modifiers + + var beforeMain = 'beforeMain'; + var main = 'main'; + var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state) + + var beforeWrite = 'beforeWrite'; + var write = 'write'; + var afterWrite = 'afterWrite'; + var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite]; + + function getNodeName(element) { + return element ? (element.nodeName || '').toLowerCase() : null; + } + + function getWindow(node) { + if (node == null) { + return window; + } + if (node.toString() !== '[object Window]') { + var ownerDocument = node.ownerDocument; + return ownerDocument ? ownerDocument.defaultView || window : window; + } + return node; + } + + function isElement$1(node) { + var OwnElement = getWindow(node).Element; + return node instanceof OwnElement || node instanceof Element; + } + function isHTMLElement(node) { + var OwnElement = getWindow(node).HTMLElement; + return node instanceof OwnElement || node instanceof HTMLElement; + } + function isShadowRoot(node) { + // IE 11 has no ShadowRoot + if (typeof ShadowRoot === 'undefined') { + return false; + } + var OwnElement = getWindow(node).ShadowRoot; + return node instanceof OwnElement || node instanceof ShadowRoot; + } + + // and applies them to the HTMLElements such as popper and arrow + + function applyStyles(_ref) { + var state = _ref.state; + Object.keys(state.elements).forEach(function (name) { + var style = state.styles[name] || {}; + var attributes = state.attributes[name] || {}; + var element = state.elements[name]; // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } // Flow doesn't support to extend this property, but it's the most + // effective way to apply styles to an HTMLElement + // $FlowFixMe[cannot-write] + + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (name) { + var value = attributes[name]; + if (value === false) { + element.removeAttribute(name); + } else { + element.setAttribute(name, value === true ? '' : value); + } + }); + }); + } + function effect$2(_ref2) { + var state = _ref2.state; + var initialStyles = { + popper: { + position: state.options.strategy, + left: '0', + top: '0', + margin: '0' + }, + arrow: { + position: 'absolute' + }, + reference: {} + }; + Object.assign(state.elements.popper.style, initialStyles.popper); + state.styles = initialStyles; + if (state.elements.arrow) { + Object.assign(state.elements.arrow.style, initialStyles.arrow); + } + return function () { + Object.keys(state.elements).forEach(function (name) { + var element = state.elements[name]; + var attributes = state.attributes[name] || {}; + var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them + + var style = styleProperties.reduce(function (style, property) { + style[property] = ''; + return style; + }, {}); // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (attribute) { + element.removeAttribute(attribute); + }); + }); + }; + } // eslint-disable-next-line import/no-unused-modules + + var applyStyles$1 = { + name: 'applyStyles', + enabled: true, + phase: 'write', + fn: applyStyles, + effect: effect$2, + requires: ['computeStyles'] + }; + + function getBasePlacement(placement) { + return placement.split('-')[0]; + } + + var max = Math.max; + var min = Math.min; + var round = Math.round; + + function getUAString() { + var uaData = navigator.userAgentData; + if (uaData != null && uaData.brands && Array.isArray(uaData.brands)) { + return uaData.brands.map(function (item) { + return item.brand + "/" + item.version; + }).join(' '); + } + return navigator.userAgent; + } + + function isLayoutViewport() { + return !/^((?!chrome|android).)*safari/i.test(getUAString()); + } + + function getBoundingClientRect(element, includeScale, isFixedStrategy) { + if (includeScale === void 0) { + includeScale = false; + } + if (isFixedStrategy === void 0) { + isFixedStrategy = false; + } + var clientRect = element.getBoundingClientRect(); + var scaleX = 1; + var scaleY = 1; + if (includeScale && isHTMLElement(element)) { + scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1; + scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1; + } + var _ref = isElement$1(element) ? getWindow(element) : window, + visualViewport = _ref.visualViewport; + var addVisualOffsets = !isLayoutViewport() && isFixedStrategy; + var x = (clientRect.left + (addVisualOffsets && visualViewport ? visualViewport.offsetLeft : 0)) / scaleX; + var y = (clientRect.top + (addVisualOffsets && visualViewport ? visualViewport.offsetTop : 0)) / scaleY; + var width = clientRect.width / scaleX; + var height = clientRect.height / scaleY; + return { + width: width, + height: height, + top: y, + right: x + width, + bottom: y + height, + left: x, + x: x, + y: y + }; + } + + // means it doesn't take into account transforms. + + function getLayoutRect(element) { + var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed. + // Fixes https://github.com/popperjs/popper-core/issues/1223 + + var width = element.offsetWidth; + var height = element.offsetHeight; + if (Math.abs(clientRect.width - width) <= 1) { + width = clientRect.width; + } + if (Math.abs(clientRect.height - height) <= 1) { + height = clientRect.height; + } + return { + x: element.offsetLeft, + y: element.offsetTop, + width: width, + height: height + }; + } + + function contains(parent, child) { + var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method + + if (parent.contains(child)) { + return true; + } // then fallback to custom implementation with Shadow DOM support + else if (rootNode && isShadowRoot(rootNode)) { + var next = child; + do { + if (next && parent.isSameNode(next)) { + return true; + } // $FlowFixMe[prop-missing]: need a better way to handle this... + + next = next.parentNode || next.host; + } while (next); + } // Give up, the result is false + + return false; + } + + function getComputedStyle$1(element) { + return getWindow(element).getComputedStyle(element); + } + + function isTableElement(element) { + return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0; + } + + function getDocumentElement(element) { + // $FlowFixMe[incompatible-return]: assume body is always available + return ((isElement$1(element) ? element.ownerDocument : + // $FlowFixMe[prop-missing] + element.document) || window.document).documentElement; + } + + function getParentNode(element) { + if (getNodeName(element) === 'html') { + return element; + } + return ( + // this is a quicker (but less type safe) way to save quite some bytes from the bundle + // $FlowFixMe[incompatible-return] + // $FlowFixMe[prop-missing] + element.assignedSlot || + // step into the shadow DOM of the parent of a slotted node + element.parentNode || ( + // DOM Element detected + isShadowRoot(element) ? element.host : null) || + // ShadowRoot detected + // $FlowFixMe[incompatible-call]: HTMLElement is a Node + getDocumentElement(element) // fallback + ); + } + + function getTrueOffsetParent(element) { + if (!isHTMLElement(element) || + // https://github.com/popperjs/popper-core/issues/837 + getComputedStyle$1(element).position === 'fixed') { + return null; + } + return element.offsetParent; + } // `.offsetParent` reports `null` for fixed elements, while absolute elements + // return the containing block + + function getContainingBlock(element) { + var isFirefox = /firefox/i.test(getUAString()); + var isIE = /Trident/i.test(getUAString()); + if (isIE && isHTMLElement(element)) { + // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport + var elementCss = getComputedStyle$1(element); + if (elementCss.position === 'fixed') { + return null; + } + } + var currentNode = getParentNode(element); + if (isShadowRoot(currentNode)) { + currentNode = currentNode.host; + } + while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) { + var css = getComputedStyle$1(currentNode); // This is non-exhaustive but covers the most common CSS properties that + // create a containing block. + // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block + + if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') { + return currentNode; + } else { + currentNode = currentNode.parentNode; + } + } + return null; + } // Gets the closest ancestor positioned element. Handles some edge cases, + // such as table ancestors and cross browser bugs. + + function getOffsetParent(element) { + var window = getWindow(element); + var offsetParent = getTrueOffsetParent(element); + while (offsetParent && isTableElement(offsetParent) && getComputedStyle$1(offsetParent).position === 'static') { + offsetParent = getTrueOffsetParent(offsetParent); + } + if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle$1(offsetParent).position === 'static')) { + return window; + } + return offsetParent || getContainingBlock(element) || window; + } + + function getMainAxisFromPlacement(placement) { + return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y'; + } + + function within(min$1, value, max$1) { + return max(min$1, min(value, max$1)); + } + function withinMaxClamp(min, value, max) { + var v = within(min, value, max); + return v > max ? max : v; + } + + function getFreshSideObject() { + return { + top: 0, + right: 0, + bottom: 0, + left: 0 + }; + } + + function mergePaddingObject(paddingObject) { + return Object.assign({}, getFreshSideObject(), paddingObject); + } + + function expandToHashMap(value, keys) { + return keys.reduce(function (hashMap, key) { + hashMap[key] = value; + return hashMap; + }, {}); + } + + var toPaddingObject = function toPaddingObject(padding, state) { + padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, { + placement: state.placement + })) : padding; + return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + }; + function arrow(_ref) { + var _state$modifiersData$; + var state = _ref.state, + name = _ref.name, + options = _ref.options; + var arrowElement = state.elements.arrow; + var popperOffsets = state.modifiersData.popperOffsets; + var basePlacement = getBasePlacement(state.placement); + var axis = getMainAxisFromPlacement(basePlacement); + var isVertical = [left, right].indexOf(basePlacement) >= 0; + var len = isVertical ? 'height' : 'width'; + if (!arrowElement || !popperOffsets) { + return; + } + var paddingObject = toPaddingObject(options.padding, state); + var arrowRect = getLayoutRect(arrowElement); + var minProp = axis === 'y' ? top : left; + var maxProp = axis === 'y' ? bottom : right; + var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len]; + var startDiff = popperOffsets[axis] - state.rects.reference[axis]; + var arrowOffsetParent = getOffsetParent(arrowElement); + var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0; + var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is + // outside of the popper bounds + + var min = paddingObject[minProp]; + var max = clientSize - arrowRect[len] - paddingObject[maxProp]; + var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference; + var offset = within(min, center, max); // Prevents breaking syntax highlighting... + + var axisProp = axis; + state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$); + } + function effect$1(_ref2) { + var state = _ref2.state, + options = _ref2.options; + var _options$element = options.element, + arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element; + if (arrowElement == null) { + return; + } // CSS selector + + if (typeof arrowElement === 'string') { + arrowElement = state.elements.popper.querySelector(arrowElement); + if (!arrowElement) { + return; + } + } + if (!contains(state.elements.popper, arrowElement)) { + return; + } + state.elements.arrow = arrowElement; + } // eslint-disable-next-line import/no-unused-modules + + var arrow$1 = { + name: 'arrow', + enabled: true, + phase: 'main', + fn: arrow, + effect: effect$1, + requires: ['popperOffsets'], + requiresIfExists: ['preventOverflow'] + }; + + function getVariation(placement) { + return placement.split('-')[1]; + } + + var unsetSides = { + top: 'auto', + right: 'auto', + bottom: 'auto', + left: 'auto' + }; // Round the offsets to the nearest suitable subpixel based on the DPR. + // Zooming can change the DPR, but it seems to report a value that will + // cleanly divide the values into the appropriate subpixels. + + function roundOffsetsByDPR(_ref, win) { + var x = _ref.x, + y = _ref.y; + var dpr = win.devicePixelRatio || 1; + return { + x: round(x * dpr) / dpr || 0, + y: round(y * dpr) / dpr || 0 + }; + } + function mapToStyles(_ref2) { + var _Object$assign2; + var popper = _ref2.popper, + popperRect = _ref2.popperRect, + placement = _ref2.placement, + variation = _ref2.variation, + offsets = _ref2.offsets, + position = _ref2.position, + gpuAcceleration = _ref2.gpuAcceleration, + adaptive = _ref2.adaptive, + roundOffsets = _ref2.roundOffsets, + isFixed = _ref2.isFixed; + var _offsets$x = offsets.x, + x = _offsets$x === void 0 ? 0 : _offsets$x, + _offsets$y = offsets.y, + y = _offsets$y === void 0 ? 0 : _offsets$y; + var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({ + x: x, + y: y + }) : { + x: x, + y: y + }; + x = _ref3.x; + y = _ref3.y; + var hasX = offsets.hasOwnProperty('x'); + var hasY = offsets.hasOwnProperty('y'); + var sideX = left; + var sideY = top; + var win = window; + if (adaptive) { + var offsetParent = getOffsetParent(popper); + var heightProp = 'clientHeight'; + var widthProp = 'clientWidth'; + if (offsetParent === getWindow(popper)) { + offsetParent = getDocumentElement(popper); + if (getComputedStyle$1(offsetParent).position !== 'static' && position === 'absolute') { + heightProp = 'scrollHeight'; + widthProp = 'scrollWidth'; + } + } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it + + offsetParent = offsetParent; + if (placement === top || (placement === left || placement === right) && variation === end) { + sideY = bottom; + var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : + // $FlowFixMe[prop-missing] + offsetParent[heightProp]; + y -= offsetY - popperRect.height; + y *= gpuAcceleration ? 1 : -1; + } + if (placement === left || (placement === top || placement === bottom) && variation === end) { + sideX = right; + var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : + // $FlowFixMe[prop-missing] + offsetParent[widthProp]; + x -= offsetX - popperRect.width; + x *= gpuAcceleration ? 1 : -1; + } + } + var commonStyles = Object.assign({ + position: position + }, adaptive && unsetSides); + var _ref4 = roundOffsets === true ? roundOffsetsByDPR({ + x: x, + y: y + }, getWindow(popper)) : { + x: x, + y: y + }; + x = _ref4.x; + y = _ref4.y; + if (gpuAcceleration) { + var _Object$assign; + return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign)); + } + return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2)); + } + function computeStyles(_ref5) { + var state = _ref5.state, + options = _ref5.options; + var _options$gpuAccelerat = options.gpuAcceleration, + gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat, + _options$adaptive = options.adaptive, + adaptive = _options$adaptive === void 0 ? true : _options$adaptive, + _options$roundOffsets = options.roundOffsets, + roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets; + var commonStyles = { + placement: getBasePlacement(state.placement), + variation: getVariation(state.placement), + popper: state.elements.popper, + popperRect: state.rects.popper, + gpuAcceleration: gpuAcceleration, + isFixed: state.options.strategy === 'fixed' + }; + if (state.modifiersData.popperOffsets != null) { + state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.popperOffsets, + position: state.options.strategy, + adaptive: adaptive, + roundOffsets: roundOffsets + }))); + } + if (state.modifiersData.arrow != null) { + state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.arrow, + position: 'absolute', + adaptive: false, + roundOffsets: roundOffsets + }))); + } + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-placement': state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var computeStyles$1 = { + name: 'computeStyles', + enabled: true, + phase: 'beforeWrite', + fn: computeStyles, + data: {} + }; + + var passive = { + passive: true + }; + function effect(_ref) { + var state = _ref.state, + instance = _ref.instance, + options = _ref.options; + var _options$scroll = options.scroll, + scroll = _options$scroll === void 0 ? true : _options$scroll, + _options$resize = options.resize, + resize = _options$resize === void 0 ? true : _options$resize; + var window = getWindow(state.elements.popper); + var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper); + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.addEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.addEventListener('resize', instance.update, passive); + } + return function () { + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.removeEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.removeEventListener('resize', instance.update, passive); + } + }; + } // eslint-disable-next-line import/no-unused-modules + + var eventListeners = { + name: 'eventListeners', + enabled: true, + phase: 'write', + fn: function fn() {}, + effect: effect, + data: {} + }; + + var hash$1 = { + left: 'right', + right: 'left', + bottom: 'top', + top: 'bottom' + }; + function getOppositePlacement(placement) { + return placement.replace(/left|right|bottom|top/g, function (matched) { + return hash$1[matched]; + }); + } + + var hash = { + start: 'end', + end: 'start' + }; + function getOppositeVariationPlacement(placement) { + return placement.replace(/start|end/g, function (matched) { + return hash[matched]; + }); + } + + function getWindowScroll(node) { + var win = getWindow(node); + var scrollLeft = win.pageXOffset; + var scrollTop = win.pageYOffset; + return { + scrollLeft: scrollLeft, + scrollTop: scrollTop + }; + } + + function getWindowScrollBarX(element) { + // If has a CSS width greater than the viewport, then this will be + // incorrect for RTL. + // Popper 1 is broken in this case and never had a bug report so let's assume + // it's not an issue. I don't think anyone ever specifies width on + // anyway. + // Browsers where the left scrollbar doesn't cause an issue report `0` for + // this (e.g. Edge 2019, IE11, Safari) + return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft; + } + + function getViewportRect(element, strategy) { + var win = getWindow(element); + var html = getDocumentElement(element); + var visualViewport = win.visualViewport; + var width = html.clientWidth; + var height = html.clientHeight; + var x = 0; + var y = 0; + if (visualViewport) { + width = visualViewport.width; + height = visualViewport.height; + var layoutViewport = isLayoutViewport(); + if (layoutViewport || !layoutViewport && strategy === 'fixed') { + x = visualViewport.offsetLeft; + y = visualViewport.offsetTop; + } + } + return { + width: width, + height: height, + x: x + getWindowScrollBarX(element), + y: y + }; + } + + // of the `` and `` rect bounds if horizontally scrollable + + function getDocumentRect(element) { + var _element$ownerDocumen; + var html = getDocumentElement(element); + var winScroll = getWindowScroll(element); + var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body; + var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0); + var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0); + var x = -winScroll.scrollLeft + getWindowScrollBarX(element); + var y = -winScroll.scrollTop; + if (getComputedStyle$1(body || html).direction === 'rtl') { + x += max(html.clientWidth, body ? body.clientWidth : 0) - width; + } + return { + width: width, + height: height, + x: x, + y: y + }; + } + + function isScrollParent(element) { + // Firefox wants us to check `-x` and `-y` variations as well + var _getComputedStyle = getComputedStyle$1(element), + overflow = _getComputedStyle.overflow, + overflowX = _getComputedStyle.overflowX, + overflowY = _getComputedStyle.overflowY; + return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX); + } + + function getScrollParent(node) { + if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) { + // $FlowFixMe[incompatible-return]: assume body is always available + return node.ownerDocument.body; + } + if (isHTMLElement(node) && isScrollParent(node)) { + return node; + } + return getScrollParent(getParentNode(node)); + } + + /* + given a DOM element, return the list of all scroll parents, up the list of ancesors + until we get to the top window object. This list is what we attach scroll listeners + to, because if any of these parent elements scroll, we'll need to re-calculate the + reference element's position. + */ + + function listScrollParents(element, list) { + var _element$ownerDocumen; + if (list === void 0) { + list = []; + } + var scrollParent = getScrollParent(element); + var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body); + var win = getWindow(scrollParent); + var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent; + var updatedList = list.concat(target); + return isBody ? updatedList : + // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here + updatedList.concat(listScrollParents(getParentNode(target))); + } + + function rectToClientRect(rect) { + return Object.assign({}, rect, { + left: rect.x, + top: rect.y, + right: rect.x + rect.width, + bottom: rect.y + rect.height + }); + } + + function getInnerBoundingClientRect(element, strategy) { + var rect = getBoundingClientRect(element, false, strategy === 'fixed'); + rect.top = rect.top + element.clientTop; + rect.left = rect.left + element.clientLeft; + rect.bottom = rect.top + element.clientHeight; + rect.right = rect.left + element.clientWidth; + rect.width = element.clientWidth; + rect.height = element.clientHeight; + rect.x = rect.left; + rect.y = rect.top; + return rect; + } + function getClientRectFromMixedType(element, clippingParent, strategy) { + return clippingParent === viewport ? rectToClientRect(getViewportRect(element, strategy)) : isElement$1(clippingParent) ? getInnerBoundingClientRect(clippingParent, strategy) : rectToClientRect(getDocumentRect(getDocumentElement(element))); + } // A "clipping parent" is an overflowable container with the characteristic of + // clipping (or hiding) overflowing elements with a position different from + // `initial` + + function getClippingParents(element) { + var clippingParents = listScrollParents(getParentNode(element)); + var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle$1(element).position) >= 0; + var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element; + if (!isElement$1(clipperElement)) { + return []; + } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414 + + return clippingParents.filter(function (clippingParent) { + return isElement$1(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body'; + }); + } // Gets the maximum area that the element is visible in due to any number of + // clipping parents + + function getClippingRect(element, boundary, rootBoundary, strategy) { + var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary); + var clippingParents = [].concat(mainClippingParents, [rootBoundary]); + var firstClippingParent = clippingParents[0]; + var clippingRect = clippingParents.reduce(function (accRect, clippingParent) { + var rect = getClientRectFromMixedType(element, clippingParent, strategy); + accRect.top = max(rect.top, accRect.top); + accRect.right = min(rect.right, accRect.right); + accRect.bottom = min(rect.bottom, accRect.bottom); + accRect.left = max(rect.left, accRect.left); + return accRect; + }, getClientRectFromMixedType(element, firstClippingParent, strategy)); + clippingRect.width = clippingRect.right - clippingRect.left; + clippingRect.height = clippingRect.bottom - clippingRect.top; + clippingRect.x = clippingRect.left; + clippingRect.y = clippingRect.top; + return clippingRect; + } + + function computeOffsets(_ref) { + var reference = _ref.reference, + element = _ref.element, + placement = _ref.placement; + var basePlacement = placement ? getBasePlacement(placement) : null; + var variation = placement ? getVariation(placement) : null; + var commonX = reference.x + reference.width / 2 - element.width / 2; + var commonY = reference.y + reference.height / 2 - element.height / 2; + var offsets; + switch (basePlacement) { + case top: + offsets = { + x: commonX, + y: reference.y - element.height + }; + break; + case bottom: + offsets = { + x: commonX, + y: reference.y + reference.height + }; + break; + case right: + offsets = { + x: reference.x + reference.width, + y: commonY + }; + break; + case left: + offsets = { + x: reference.x - element.width, + y: commonY + }; + break; + default: + offsets = { + x: reference.x, + y: reference.y + }; + } + var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null; + if (mainAxis != null) { + var len = mainAxis === 'y' ? 'height' : 'width'; + switch (variation) { + case start: + offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2); + break; + case end: + offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2); + break; + } + } + return offsets; + } + + function detectOverflow(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + _options$placement = _options.placement, + placement = _options$placement === void 0 ? state.placement : _options$placement, + _options$strategy = _options.strategy, + strategy = _options$strategy === void 0 ? state.strategy : _options$strategy, + _options$boundary = _options.boundary, + boundary = _options$boundary === void 0 ? clippingParents : _options$boundary, + _options$rootBoundary = _options.rootBoundary, + rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary, + _options$elementConte = _options.elementContext, + elementContext = _options$elementConte === void 0 ? popper : _options$elementConte, + _options$altBoundary = _options.altBoundary, + altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary, + _options$padding = _options.padding, + padding = _options$padding === void 0 ? 0 : _options$padding; + var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + var altContext = elementContext === popper ? reference : popper; + var popperRect = state.rects.popper; + var element = state.elements[altBoundary ? altContext : elementContext]; + var clippingClientRect = getClippingRect(isElement$1(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary, strategy); + var referenceClientRect = getBoundingClientRect(state.elements.reference); + var popperOffsets = computeOffsets({ + reference: referenceClientRect, + element: popperRect, + strategy: 'absolute', + placement: placement + }); + var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets)); + var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect + // 0 or negative = within the clipping rect + + var overflowOffsets = { + top: clippingClientRect.top - elementClientRect.top + paddingObject.top, + bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom, + left: clippingClientRect.left - elementClientRect.left + paddingObject.left, + right: elementClientRect.right - clippingClientRect.right + paddingObject.right + }; + var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element + + if (elementContext === popper && offsetData) { + var offset = offsetData[placement]; + Object.keys(overflowOffsets).forEach(function (key) { + var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1; + var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x'; + overflowOffsets[key] += offset[axis] * multiply; + }); + } + return overflowOffsets; + } + + function computeAutoPlacement(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + placement = _options.placement, + boundary = _options.boundary, + rootBoundary = _options.rootBoundary, + padding = _options.padding, + flipVariations = _options.flipVariations, + _options$allowedAutoP = _options.allowedAutoPlacements, + allowedAutoPlacements = _options$allowedAutoP === void 0 ? placements : _options$allowedAutoP; + var variation = getVariation(placement); + var placements$1 = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) { + return getVariation(placement) === variation; + }) : basePlacements; + var allowedPlacements = placements$1.filter(function (placement) { + return allowedAutoPlacements.indexOf(placement) >= 0; + }); + if (allowedPlacements.length === 0) { + allowedPlacements = placements$1; + } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions... + + var overflows = allowedPlacements.reduce(function (acc, placement) { + acc[placement] = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding + })[getBasePlacement(placement)]; + return acc; + }, {}); + return Object.keys(overflows).sort(function (a, b) { + return overflows[a] - overflows[b]; + }); + } + + function getExpandedFallbackPlacements(placement) { + if (getBasePlacement(placement) === auto) { + return []; + } + var oppositePlacement = getOppositePlacement(placement); + return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)]; + } + function flip(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + if (state.modifiersData[name]._skip) { + return; + } + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis, + specifiedFallbackPlacements = options.fallbackPlacements, + padding = options.padding, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + _options$flipVariatio = options.flipVariations, + flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio, + allowedAutoPlacements = options.allowedAutoPlacements; + var preferredPlacement = state.options.placement; + var basePlacement = getBasePlacement(preferredPlacement); + var isBasePlacement = basePlacement === preferredPlacement; + var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement)); + var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) { + return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + flipVariations: flipVariations, + allowedAutoPlacements: allowedAutoPlacements + }) : placement); + }, []); + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var checksMap = new Map(); + var makeFallbackChecks = true; + var firstFittingPlacement = placements[0]; + for (var i = 0; i < placements.length; i++) { + var placement = placements[i]; + var _basePlacement = getBasePlacement(placement); + var isStartVariation = getVariation(placement) === start; + var isVertical = [top, bottom].indexOf(_basePlacement) >= 0; + var len = isVertical ? 'width' : 'height'; + var overflow = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + altBoundary: altBoundary, + padding: padding + }); + var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top; + if (referenceRect[len] > popperRect[len]) { + mainVariationSide = getOppositePlacement(mainVariationSide); + } + var altVariationSide = getOppositePlacement(mainVariationSide); + var checks = []; + if (checkMainAxis) { + checks.push(overflow[_basePlacement] <= 0); + } + if (checkAltAxis) { + checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0); + } + if (checks.every(function (check) { + return check; + })) { + firstFittingPlacement = placement; + makeFallbackChecks = false; + break; + } + checksMap.set(placement, checks); + } + if (makeFallbackChecks) { + // `2` may be desired in some cases – research later + var numberOfChecks = flipVariations ? 3 : 1; + var _loop = function _loop(_i) { + var fittingPlacement = placements.find(function (placement) { + var checks = checksMap.get(placement); + if (checks) { + return checks.slice(0, _i).every(function (check) { + return check; + }); + } + }); + if (fittingPlacement) { + firstFittingPlacement = fittingPlacement; + return "break"; + } + }; + for (var _i = numberOfChecks; _i > 0; _i--) { + var _ret = _loop(_i); + if (_ret === "break") break; + } + } + if (state.placement !== firstFittingPlacement) { + state.modifiersData[name]._skip = true; + state.placement = firstFittingPlacement; + state.reset = true; + } + } // eslint-disable-next-line import/no-unused-modules + + var flip$1 = { + name: 'flip', + enabled: true, + phase: 'main', + fn: flip, + requiresIfExists: ['offset'], + data: { + _skip: false + } + }; + + function getSideOffsets(overflow, rect, preventedOffsets) { + if (preventedOffsets === void 0) { + preventedOffsets = { + x: 0, + y: 0 + }; + } + return { + top: overflow.top - rect.height - preventedOffsets.y, + right: overflow.right - rect.width + preventedOffsets.x, + bottom: overflow.bottom - rect.height + preventedOffsets.y, + left: overflow.left - rect.width - preventedOffsets.x + }; + } + function isAnySideFullyClipped(overflow) { + return [top, right, bottom, left].some(function (side) { + return overflow[side] >= 0; + }); + } + function hide(_ref) { + var state = _ref.state, + name = _ref.name; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var preventedOffsets = state.modifiersData.preventOverflow; + var referenceOverflow = detectOverflow(state, { + elementContext: 'reference' + }); + var popperAltOverflow = detectOverflow(state, { + altBoundary: true + }); + var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect); + var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets); + var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets); + var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets); + state.modifiersData[name] = { + referenceClippingOffsets: referenceClippingOffsets, + popperEscapeOffsets: popperEscapeOffsets, + isReferenceHidden: isReferenceHidden, + hasPopperEscaped: hasPopperEscaped + }; + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-reference-hidden': isReferenceHidden, + 'data-popper-escaped': hasPopperEscaped + }); + } // eslint-disable-next-line import/no-unused-modules + + var hide$1 = { + name: 'hide', + enabled: true, + phase: 'main', + requiresIfExists: ['preventOverflow'], + fn: hide + }; + + function distanceAndSkiddingToXY(placement, rects, offset) { + var basePlacement = getBasePlacement(placement); + var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1; + var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, { + placement: placement + })) : offset, + skidding = _ref[0], + distance = _ref[1]; + skidding = skidding || 0; + distance = (distance || 0) * invertDistance; + return [left, right].indexOf(basePlacement) >= 0 ? { + x: distance, + y: skidding + } : { + x: skidding, + y: distance + }; + } + function offset(_ref2) { + var state = _ref2.state, + options = _ref2.options, + name = _ref2.name; + var _options$offset = options.offset, + offset = _options$offset === void 0 ? [0, 0] : _options$offset; + var data = placements.reduce(function (acc, placement) { + acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset); + return acc; + }, {}); + var _data$state$placement = data[state.placement], + x = _data$state$placement.x, + y = _data$state$placement.y; + if (state.modifiersData.popperOffsets != null) { + state.modifiersData.popperOffsets.x += x; + state.modifiersData.popperOffsets.y += y; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var offset$1 = { + name: 'offset', + enabled: true, + phase: 'main', + requires: ['popperOffsets'], + fn: offset + }; + + function popperOffsets(_ref) { + var state = _ref.state, + name = _ref.name; + // Offsets are the actual position the popper needs to have to be + // properly positioned near its reference element + // This is the most basic placement, and will be adjusted by + // the modifiers in the next step + state.modifiersData[name] = computeOffsets({ + reference: state.rects.reference, + element: state.rects.popper, + strategy: 'absolute', + placement: state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var popperOffsets$1 = { + name: 'popperOffsets', + enabled: true, + phase: 'read', + fn: popperOffsets, + data: {} + }; + + function getAltAxis(axis) { + return axis === 'x' ? 'y' : 'x'; + } + + function preventOverflow(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + padding = options.padding, + _options$tether = options.tether, + tether = _options$tether === void 0 ? true : _options$tether, + _options$tetherOffset = options.tetherOffset, + tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset; + var overflow = detectOverflow(state, { + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + altBoundary: altBoundary + }); + var basePlacement = getBasePlacement(state.placement); + var variation = getVariation(state.placement); + var isBasePlacement = !variation; + var mainAxis = getMainAxisFromPlacement(basePlacement); + var altAxis = getAltAxis(mainAxis); + var popperOffsets = state.modifiersData.popperOffsets; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, { + placement: state.placement + })) : tetherOffset; + var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? { + mainAxis: tetherOffsetValue, + altAxis: tetherOffsetValue + } : Object.assign({ + mainAxis: 0, + altAxis: 0 + }, tetherOffsetValue); + var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null; + var data = { + x: 0, + y: 0 + }; + if (!popperOffsets) { + return; + } + if (checkMainAxis) { + var _offsetModifierState$; + var mainSide = mainAxis === 'y' ? top : left; + var altSide = mainAxis === 'y' ? bottom : right; + var len = mainAxis === 'y' ? 'height' : 'width'; + var offset = popperOffsets[mainAxis]; + var min$1 = offset + overflow[mainSide]; + var max$1 = offset - overflow[altSide]; + var additive = tether ? -popperRect[len] / 2 : 0; + var minLen = variation === start ? referenceRect[len] : popperRect[len]; + var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go + // outside the reference bounds + + var arrowElement = state.elements.arrow; + var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : { + width: 0, + height: 0 + }; + var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject(); + var arrowPaddingMin = arrowPaddingObject[mainSide]; + var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want + // to include its full size in the calculation. If the reference is small + // and near the edge of a boundary, the popper can overflow even if the + // reference is not overflowing as well (e.g. virtual elements with no + // width or height) + + var arrowLen = within(0, referenceRect[len], arrowRect[len]); + var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis; + var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis; + var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow); + var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0; + var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0; + var tetherMin = offset + minOffset - offsetModifierValue - clientOffset; + var tetherMax = offset + maxOffset - offsetModifierValue; + var preventedOffset = within(tether ? min(min$1, tetherMin) : min$1, offset, tether ? max(max$1, tetherMax) : max$1); + popperOffsets[mainAxis] = preventedOffset; + data[mainAxis] = preventedOffset - offset; + } + if (checkAltAxis) { + var _offsetModifierState$2; + var _mainSide = mainAxis === 'x' ? top : left; + var _altSide = mainAxis === 'x' ? bottom : right; + var _offset = popperOffsets[altAxis]; + var _len = altAxis === 'y' ? 'height' : 'width'; + var _min = _offset + overflow[_mainSide]; + var _max = _offset - overflow[_altSide]; + var isOriginSide = [top, left].indexOf(basePlacement) !== -1; + var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0; + var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis; + var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max; + var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max); + popperOffsets[altAxis] = _preventedOffset; + data[altAxis] = _preventedOffset - _offset; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var preventOverflow$1 = { + name: 'preventOverflow', + enabled: true, + phase: 'main', + fn: preventOverflow, + requiresIfExists: ['offset'] + }; + + function getHTMLElementScroll(element) { + return { + scrollLeft: element.scrollLeft, + scrollTop: element.scrollTop + }; + } + + function getNodeScroll(node) { + if (node === getWindow(node) || !isHTMLElement(node)) { + return getWindowScroll(node); + } else { + return getHTMLElementScroll(node); + } + } + + function isElementScaled(element) { + var rect = element.getBoundingClientRect(); + var scaleX = round(rect.width) / element.offsetWidth || 1; + var scaleY = round(rect.height) / element.offsetHeight || 1; + return scaleX !== 1 || scaleY !== 1; + } // Returns the composite rect of an element relative to its offsetParent. + // Composite means it takes into account transforms as well as layout. + + function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) { + if (isFixed === void 0) { + isFixed = false; + } + var isOffsetParentAnElement = isHTMLElement(offsetParent); + var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent); + var documentElement = getDocumentElement(offsetParent); + var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed); + var scroll = { + scrollLeft: 0, + scrollTop: 0 + }; + var offsets = { + x: 0, + y: 0 + }; + if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { + if (getNodeName(offsetParent) !== 'body' || + // https://github.com/popperjs/popper-core/issues/1078 + isScrollParent(documentElement)) { + scroll = getNodeScroll(offsetParent); + } + if (isHTMLElement(offsetParent)) { + offsets = getBoundingClientRect(offsetParent, true); + offsets.x += offsetParent.clientLeft; + offsets.y += offsetParent.clientTop; + } else if (documentElement) { + offsets.x = getWindowScrollBarX(documentElement); + } + } + return { + x: rect.left + scroll.scrollLeft - offsets.x, + y: rect.top + scroll.scrollTop - offsets.y, + width: rect.width, + height: rect.height + }; + } + + function order(modifiers) { + var map = new Map(); + var visited = new Set(); + var result = []; + modifiers.forEach(function (modifier) { + map.set(modifier.name, modifier); + }); // On visiting object, check for its dependencies and visit them recursively + + function sort(modifier) { + visited.add(modifier.name); + var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []); + requires.forEach(function (dep) { + if (!visited.has(dep)) { + var depModifier = map.get(dep); + if (depModifier) { + sort(depModifier); + } + } + }); + result.push(modifier); + } + modifiers.forEach(function (modifier) { + if (!visited.has(modifier.name)) { + // check for visited object + sort(modifier); + } + }); + return result; + } + function orderModifiers(modifiers) { + // order based on dependencies + var orderedModifiers = order(modifiers); // order based on phase + + return modifierPhases.reduce(function (acc, phase) { + return acc.concat(orderedModifiers.filter(function (modifier) { + return modifier.phase === phase; + })); + }, []); + } + + function debounce(fn) { + var pending; + return function () { + if (!pending) { + pending = new Promise(function (resolve) { + Promise.resolve().then(function () { + pending = undefined; + resolve(fn()); + }); + }); + } + return pending; + }; + } + + function mergeByName(modifiers) { + var merged = modifiers.reduce(function (merged, current) { + var existing = merged[current.name]; + merged[current.name] = existing ? Object.assign({}, existing, current, { + options: Object.assign({}, existing.options, current.options), + data: Object.assign({}, existing.data, current.data) + }) : current; + return merged; + }, {}); // IE11 does not support Object.values + + return Object.keys(merged).map(function (key) { + return merged[key]; + }); + } + + var DEFAULT_OPTIONS = { + placement: 'bottom', + modifiers: [], + strategy: 'absolute' + }; + function areValidElements() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + return !args.some(function (element) { + return !(element && typeof element.getBoundingClientRect === 'function'); + }); + } + function popperGenerator(generatorOptions) { + if (generatorOptions === void 0) { + generatorOptions = {}; + } + var _generatorOptions = generatorOptions, + _generatorOptions$def = _generatorOptions.defaultModifiers, + defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def, + _generatorOptions$def2 = _generatorOptions.defaultOptions, + defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2; + return function createPopper(reference, popper, options) { + if (options === void 0) { + options = defaultOptions; + } + var state = { + placement: 'bottom', + orderedModifiers: [], + options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions), + modifiersData: {}, + elements: { + reference: reference, + popper: popper + }, + attributes: {}, + styles: {} + }; + var effectCleanupFns = []; + var isDestroyed = false; + var instance = { + state: state, + setOptions: function setOptions(setOptionsAction) { + var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction; + cleanupModifierEffects(); + state.options = Object.assign({}, defaultOptions, state.options, options); + state.scrollParents = { + reference: isElement$1(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [], + popper: listScrollParents(popper) + }; // Orders the modifiers based on their dependencies and `phase` + // properties + + var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers + + state.orderedModifiers = orderedModifiers.filter(function (m) { + return m.enabled; + }); + runModifierEffects(); + return instance.update(); + }, + // Sync update – it will always be executed, even if not necessary. This + // is useful for low frequency updates where sync behavior simplifies the + // logic. + // For high frequency updates (e.g. `resize` and `scroll` events), always + // prefer the async Popper#update method + forceUpdate: function forceUpdate() { + if (isDestroyed) { + return; + } + var _state$elements = state.elements, + reference = _state$elements.reference, + popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements + // anymore + + if (!areValidElements(reference, popper)) { + return; + } // Store the reference and popper rects to be read by modifiers + + state.rects = { + reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'), + popper: getLayoutRect(popper) + }; // Modifiers have the ability to reset the current update cycle. The + // most common use case for this is the `flip` modifier changing the + // placement, which then needs to re-run all the modifiers, because the + // logic was previously ran for the previous placement and is therefore + // stale/incorrect + + state.reset = false; + state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier + // is filled with the initial data specified by the modifier. This means + // it doesn't persist and is fresh on each update. + // To ensure persistent data, use `${name}#persistent` + + state.orderedModifiers.forEach(function (modifier) { + return state.modifiersData[modifier.name] = Object.assign({}, modifier.data); + }); + for (var index = 0; index < state.orderedModifiers.length; index++) { + if (state.reset === true) { + state.reset = false; + index = -1; + continue; + } + var _state$orderedModifie = state.orderedModifiers[index], + fn = _state$orderedModifie.fn, + _state$orderedModifie2 = _state$orderedModifie.options, + _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2, + name = _state$orderedModifie.name; + if (typeof fn === 'function') { + state = fn({ + state: state, + options: _options, + name: name, + instance: instance + }) || state; + } + } + }, + // Async and optimistically optimized update – it will not be executed if + // not necessary (debounced to run at most once-per-tick) + update: debounce(function () { + return new Promise(function (resolve) { + instance.forceUpdate(); + resolve(state); + }); + }), + destroy: function destroy() { + cleanupModifierEffects(); + isDestroyed = true; + } + }; + if (!areValidElements(reference, popper)) { + return instance; + } + instance.setOptions(options).then(function (state) { + if (!isDestroyed && options.onFirstUpdate) { + options.onFirstUpdate(state); + } + }); // Modifiers have the ability to execute arbitrary code before the first + // update cycle runs. They will be executed in the same order as the update + // cycle. This is useful when a modifier adds some persistent data that + // other modifiers need to use, but the modifier is run after the dependent + // one. + + function runModifierEffects() { + state.orderedModifiers.forEach(function (_ref) { + var name = _ref.name, + _ref$options = _ref.options, + options = _ref$options === void 0 ? {} : _ref$options, + effect = _ref.effect; + if (typeof effect === 'function') { + var cleanupFn = effect({ + state: state, + name: name, + instance: instance, + options: options + }); + var noopFn = function noopFn() {}; + effectCleanupFns.push(cleanupFn || noopFn); + } + }); + } + function cleanupModifierEffects() { + effectCleanupFns.forEach(function (fn) { + return fn(); + }); + effectCleanupFns = []; + } + return instance; + }; + } + var createPopper$2 = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers$1 = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1]; + var createPopper$1 = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers$1 + }); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1]; + var createPopper = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers + }); // eslint-disable-next-line import/no-unused-modules + + var Popper = /*#__PURE__*/Object.freeze({ + __proto__: null, + afterMain: afterMain, + afterRead: afterRead, + afterWrite: afterWrite, + applyStyles: applyStyles$1, + arrow: arrow$1, + auto: auto, + basePlacements: basePlacements, + beforeMain: beforeMain, + beforeRead: beforeRead, + beforeWrite: beforeWrite, + bottom: bottom, + clippingParents: clippingParents, + computeStyles: computeStyles$1, + createPopper: createPopper, + createPopperBase: createPopper$2, + createPopperLite: createPopper$1, + detectOverflow: detectOverflow, + end: end, + eventListeners: eventListeners, + flip: flip$1, + hide: hide$1, + left: left, + main: main, + modifierPhases: modifierPhases, + offset: offset$1, + placements: placements, + popper: popper, + popperGenerator: popperGenerator, + popperOffsets: popperOffsets$1, + preventOverflow: preventOverflow$1, + read: read, + reference: reference, + right: right, + start: start, + top: top, + variationPlacements: variationPlacements, + viewport: viewport, + write: write + }); + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/data.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + /** + * Constants + */ + + const elementMap = new Map(); + var Data = { + set(element, key, instance) { + if (!elementMap.has(element)) { + elementMap.set(element, new Map()); + } + const instanceMap = elementMap.get(element); + + // make it clear we only want one instance per element + // can be removed later when multiple key/instances are fine to be used + if (!instanceMap.has(key) && instanceMap.size !== 0) { + // eslint-disable-next-line no-console + console.error("Bootstrap doesn't allow more than one instance per element. Bound instance: ".concat(Array.from(instanceMap.keys())[0], ".")); + return; + } + instanceMap.set(key, instance); + }, + get(element, key) { + if (elementMap.has(element)) { + return elementMap.get(element).get(key) || null; + } + return null; + }, + remove(element, key) { + if (!elementMap.has(element)) { + return; + } + const instanceMap = elementMap.get(element); + instanceMap.delete(key); + + // free up element references if there are no instances left for an element + if (instanceMap.size === 0) { + elementMap.delete(element); + } + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/index.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const MAX_UID = 1000000; + const MILLISECONDS_MULTIPLIER = 1000; + const TRANSITION_END = 'transitionend'; + + /** + * Properly escape IDs selectors to handle weird IDs + * @param {string} selector + * @returns {string} + */ + const parseSelector = selector => { + if (selector && window.CSS && window.CSS.escape) { + // document.querySelector needs escaping to handle IDs (html5+) containing for instance / + selector = selector.replace(/#([^\s"#']+)/g, (match, id) => "#".concat(CSS.escape(id))); + } + return selector; + }; + + // Shout-out Angus Croll (https://goo.gl/pxwQGp) + const toType = object => { + if (object === null || object === undefined) { + return "".concat(object); + } + return Object.prototype.toString.call(object).match(/\s([a-z]+)/i)[1].toLowerCase(); + }; + + /** + * Public Util API + */ + + const getUID = prefix => { + do { + prefix += Math.floor(Math.random() * MAX_UID); + } while (document.getElementById(prefix)); + return prefix; + }; + const getTransitionDurationFromElement = element => { + if (!element) { + return 0; + } + + // Get transition-duration of the element + let { + transitionDuration, + transitionDelay + } = window.getComputedStyle(element); + const floatTransitionDuration = Number.parseFloat(transitionDuration); + const floatTransitionDelay = Number.parseFloat(transitionDelay); + + // Return 0 if element or transition duration is not found + if (!floatTransitionDuration && !floatTransitionDelay) { + return 0; + } + + // If multiple durations are defined, take the first + transitionDuration = transitionDuration.split(',')[0]; + transitionDelay = transitionDelay.split(',')[0]; + return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; + }; + const triggerTransitionEnd = element => { + element.dispatchEvent(new Event(TRANSITION_END)); + }; + const isElement = object => { + if (!object || typeof object !== 'object') { + return false; + } + if (typeof object.jquery !== 'undefined') { + object = object[0]; + } + return typeof object.nodeType !== 'undefined'; + }; + const getElement = object => { + // it's a jQuery object or a node element + if (isElement(object)) { + return object.jquery ? object[0] : object; + } + if (typeof object === 'string' && object.length > 0) { + return document.querySelector(parseSelector(object)); + } + return null; + }; + const isVisible = element => { + if (!isElement(element) || element.getClientRects().length === 0) { + return false; + } + const elementIsVisible = getComputedStyle(element).getPropertyValue('visibility') === 'visible'; + // Handle `details` element as its content may falsie appear visible when it is closed + const closedDetails = element.closest('details:not([open])'); + if (!closedDetails) { + return elementIsVisible; + } + if (closedDetails !== element) { + const summary = element.closest('summary'); + if (summary && summary.parentNode !== closedDetails) { + return false; + } + if (summary === null) { + return false; + } + } + return elementIsVisible; + }; + const isDisabled = element => { + if (!element || element.nodeType !== Node.ELEMENT_NODE) { + return true; + } + if (element.classList.contains('disabled')) { + return true; + } + if (typeof element.disabled !== 'undefined') { + return element.disabled; + } + return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; + }; + const findShadowRoot = element => { + if (!document.documentElement.attachShadow) { + return null; + } + + // Can find the shadow root otherwise it'll return the document + if (typeof element.getRootNode === 'function') { + const root = element.getRootNode(); + return root instanceof ShadowRoot ? root : null; + } + if (element instanceof ShadowRoot) { + return element; + } + + // when we don't find a shadow root + if (!element.parentNode) { + return null; + } + return findShadowRoot(element.parentNode); + }; + const noop = () => {}; + + /** + * Trick to restart an element's animation + * + * @param {HTMLElement} element + * @return void + * + * @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation + */ + const reflow = element => { + element.offsetHeight; // eslint-disable-line no-unused-expressions + }; + const getjQuery = () => { + if (window.jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { + return window.jQuery; + } + return null; + }; + const DOMContentLoadedCallbacks = []; + const onDOMContentLoaded = callback => { + if (document.readyState === 'loading') { + // add listener on the first call when the document is in loading state + if (!DOMContentLoadedCallbacks.length) { + document.addEventListener('DOMContentLoaded', () => { + for (const callback of DOMContentLoadedCallbacks) { + callback(); + } + }); + } + DOMContentLoadedCallbacks.push(callback); + } else { + callback(); + } + }; + const isRTL = () => document.documentElement.dir === 'rtl'; + const defineJQueryPlugin = plugin => { + onDOMContentLoaded(() => { + const $ = getjQuery(); + /* istanbul ignore if */ + if ($) { + const name = plugin.NAME; + const JQUERY_NO_CONFLICT = $.fn[name]; + $.fn[name] = plugin.jQueryInterface; + $.fn[name].Constructor = plugin; + $.fn[name].noConflict = () => { + $.fn[name] = JQUERY_NO_CONFLICT; + return plugin.jQueryInterface; + }; + } + }); + }; + const execute = function (possibleCallback) { + let args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; + let defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : possibleCallback; + return typeof possibleCallback === 'function' ? possibleCallback(...args) : defaultValue; + }; + const executeAfterTransition = function (callback, transitionElement) { + let waitForTransition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + if (!waitForTransition) { + execute(callback); + return; + } + const durationPadding = 5; + const emulatedDuration = getTransitionDurationFromElement(transitionElement) + durationPadding; + let called = false; + const handler = _ref => { + let { + target + } = _ref; + if (target !== transitionElement) { + return; + } + called = true; + transitionElement.removeEventListener(TRANSITION_END, handler); + execute(callback); + }; + transitionElement.addEventListener(TRANSITION_END, handler); + setTimeout(() => { + if (!called) { + triggerTransitionEnd(transitionElement); + } + }, emulatedDuration); + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/event-handler.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const namespaceRegex = /[^.]*(?=\..*)\.|.*/; + const stripNameRegex = /\..*/; + const stripUidRegex = /::\d+$/; + const eventRegistry = {}; // Events storage + let uidEvent = 1; + const customEvents = { + mouseenter: 'mouseover', + mouseleave: 'mouseout' + }; + const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']); + + /** + * Private methods + */ + + function makeEventUid(element, uid) { + return uid && "".concat(uid, "::").concat(uidEvent++) || element.uidEvent || uidEvent++; + } + function getElementEvents(element) { + const uid = makeEventUid(element); + element.uidEvent = uid; + eventRegistry[uid] = eventRegistry[uid] || {}; + return eventRegistry[uid]; + } + function bootstrapHandler(element, fn) { + return function handler(event) { + hydrateObj(event, { + delegateTarget: element + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, fn); + } + return fn.apply(element, [event]); + }; + } + function bootstrapDelegationHandler(element, selector, fn) { + return function handler(event) { + const domElements = element.querySelectorAll(selector); + for (let { + target + } = event; target && target !== this; target = target.parentNode) { + for (const domElement of domElements) { + if (domElement !== target) { + continue; + } + hydrateObj(event, { + delegateTarget: target + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, selector, fn); + } + return fn.apply(target, [event]); + } + } + }; + } + function findHandler(events, callable) { + let delegationSelector = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + return Object.values(events).find(event => event.callable === callable && event.delegationSelector === delegationSelector); + } + function normalizeParameters(originalTypeEvent, handler, delegationFunction) { + const isDelegated = typeof handler === 'string'; + // TODO: tooltip passes `false` instead of selector, so we need to check + const callable = isDelegated ? delegationFunction : handler || delegationFunction; + let typeEvent = getTypeEvent(originalTypeEvent); + if (!nativeEvents.has(typeEvent)) { + typeEvent = originalTypeEvent; + } + return [isDelegated, callable, typeEvent]; + } + function addHandler(element, originalTypeEvent, handler, delegationFunction, oneOff) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + let [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + + // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position + // this prevents the handler from being dispatched the same way as mouseover or mouseout does + if (originalTypeEvent in customEvents) { + const wrapFunction = fn => { + return function (event) { + if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) { + return fn.call(this, event); + } + }; + }; + callable = wrapFunction(callable); + } + const events = getElementEvents(element); + const handlers = events[typeEvent] || (events[typeEvent] = {}); + const previousFunction = findHandler(handlers, callable, isDelegated ? handler : null); + if (previousFunction) { + previousFunction.oneOff = previousFunction.oneOff && oneOff; + return; + } + const uid = makeEventUid(callable, originalTypeEvent.replace(namespaceRegex, '')); + const fn = isDelegated ? bootstrapDelegationHandler(element, handler, callable) : bootstrapHandler(element, callable); + fn.delegationSelector = isDelegated ? handler : null; + fn.callable = callable; + fn.oneOff = oneOff; + fn.uidEvent = uid; + handlers[uid] = fn; + element.addEventListener(typeEvent, fn, isDelegated); + } + function removeHandler(element, events, typeEvent, handler, delegationSelector) { + const fn = findHandler(events[typeEvent], handler, delegationSelector); + if (!fn) { + return; + } + element.removeEventListener(typeEvent, fn, Boolean(delegationSelector)); + delete events[typeEvent][fn.uidEvent]; + } + function removeNamespacedHandlers(element, events, typeEvent, namespace) { + const storeElementEvent = events[typeEvent] || {}; + for (const [handlerKey, event] of Object.entries(storeElementEvent)) { + if (handlerKey.includes(namespace)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + } + function getTypeEvent(event) { + // allow to get the native events from namespaced events ('click.bs.button' --> 'click') + event = event.replace(stripNameRegex, ''); + return customEvents[event] || event; + } + const EventHandler = { + on(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, false); + }, + one(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, true); + }, + off(element, originalTypeEvent, handler, delegationFunction) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + const [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + const inNamespace = typeEvent !== originalTypeEvent; + const events = getElementEvents(element); + const storeElementEvent = events[typeEvent] || {}; + const isNamespace = originalTypeEvent.startsWith('.'); + if (typeof callable !== 'undefined') { + // Simplest case: handler is passed, remove that listener ONLY. + if (!Object.keys(storeElementEvent).length) { + return; + } + removeHandler(element, events, typeEvent, callable, isDelegated ? handler : null); + return; + } + if (isNamespace) { + for (const elementEvent of Object.keys(events)) { + removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1)); + } + } + for (const [keyHandlers, event] of Object.entries(storeElementEvent)) { + const handlerKey = keyHandlers.replace(stripUidRegex, ''); + if (!inNamespace || originalTypeEvent.includes(handlerKey)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + }, + trigger(element, event, args) { + if (typeof event !== 'string' || !element) { + return null; + } + const $ = getjQuery(); + const typeEvent = getTypeEvent(event); + const inNamespace = event !== typeEvent; + let jQueryEvent = null; + let bubbles = true; + let nativeDispatch = true; + let defaultPrevented = false; + if (inNamespace && $) { + jQueryEvent = $.Event(event, args); + $(element).trigger(jQueryEvent); + bubbles = !jQueryEvent.isPropagationStopped(); + nativeDispatch = !jQueryEvent.isImmediatePropagationStopped(); + defaultPrevented = jQueryEvent.isDefaultPrevented(); + } + const evt = hydrateObj(new Event(event, { + bubbles, + cancelable: true + }), args); + if (defaultPrevented) { + evt.preventDefault(); + } + if (nativeDispatch) { + element.dispatchEvent(evt); + } + if (evt.defaultPrevented && jQueryEvent) { + jQueryEvent.preventDefault(); + } + return evt; + } + }; + function hydrateObj(obj) { + let meta = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + for (const [key, value] of Object.entries(meta)) { + try { + obj[key] = value; + } catch { + Object.defineProperty(obj, key, { + configurable: true, + get() { + return value; + } + }); + } + } + return obj; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/manipulator.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + function normalizeData(value) { + if (value === 'true') { + return true; + } + if (value === 'false') { + return false; + } + if (value === Number(value).toString()) { + return Number(value); + } + if (value === '' || value === 'null') { + return null; + } + if (typeof value !== 'string') { + return value; + } + try { + return JSON.parse(decodeURIComponent(value)); + } catch { + return value; + } + } + function normalizeDataKey(key) { + return key.replace(/[A-Z]/g, chr => "-".concat(chr.toLowerCase())); + } + const Manipulator = { + setDataAttribute(element, key, value) { + element.setAttribute("data-bs-".concat(normalizeDataKey(key)), value); + }, + removeDataAttribute(element, key) { + element.removeAttribute("data-bs-".concat(normalizeDataKey(key))); + }, + getDataAttributes(element) { + if (!element) { + return {}; + } + const attributes = {}; + const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig')); + for (const key of bsKeys) { + let pureKey = key.replace(/^bs/, ''); + pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); + attributes[pureKey] = normalizeData(element.dataset[key]); + } + return attributes; + }, + getDataAttribute(element, key) { + return normalizeData(element.getAttribute("data-bs-".concat(normalizeDataKey(key)))); + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/config.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Class definition + */ + + class Config { + // Getters + static get Default() { + return {}; + } + static get DefaultType() { + return {}; + } + static get NAME() { + throw new Error('You have to implement the static method "NAME", for each component!'); + } + _getConfig(config) { + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + return config; + } + _mergeConfigObj(config, element) { + const jsonConfig = isElement(element) ? Manipulator.getDataAttribute(element, 'config') : {}; // try to parse + + return { + ...this.constructor.Default, + ...(typeof jsonConfig === 'object' ? jsonConfig : {}), + ...(isElement(element) ? Manipulator.getDataAttributes(element) : {}), + ...(typeof config === 'object' ? config : {}) + }; + } + _typeCheckConfig(config) { + let configTypes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.constructor.DefaultType; + for (const [property, expectedTypes] of Object.entries(configTypes)) { + const value = config[property]; + const valueType = isElement(value) ? 'element' : toType(value); + if (!new RegExp(expectedTypes).test(valueType)) { + throw new TypeError("".concat(this.constructor.NAME.toUpperCase(), ": Option \"").concat(property, "\" provided type \"").concat(valueType, "\" but expected type \"").concat(expectedTypes, "\".")); + } + } + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap base-component.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const VERSION = '5.3.3'; + + /** + * Class definition + */ + + class BaseComponent extends Config { + constructor(element, config) { + super(); + element = getElement(element); + if (!element) { + return; + } + this._element = element; + this._config = this._getConfig(config); + Data.set(this._element, this.constructor.DATA_KEY, this); + } + + // Public + dispose() { + Data.remove(this._element, this.constructor.DATA_KEY); + EventHandler.off(this._element, this.constructor.EVENT_KEY); + for (const propertyName of Object.getOwnPropertyNames(this)) { + this[propertyName] = null; + } + } + _queueCallback(callback, element) { + let isAnimated = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + executeAfterTransition(callback, element, isAnimated); + } + _getConfig(config) { + config = this._mergeConfigObj(config, this._element); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + + // Static + static getInstance(element) { + return Data.get(getElement(element), this.DATA_KEY); + } + static getOrCreateInstance(element) { + let config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + return this.getInstance(element) || new this(element, typeof config === 'object' ? config : null); + } + static get VERSION() { + return VERSION; + } + static get DATA_KEY() { + return "bs.".concat(this.NAME); + } + static get EVENT_KEY() { + return ".".concat(this.DATA_KEY); + } + static eventName(name) { + return "".concat(name).concat(this.EVENT_KEY); + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/sanitizer.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + // js-docs-start allow-list + const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i; + const DefaultAllowlist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + dd: [], + div: [], + dl: [], + dt: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'srcset', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + }; + // js-docs-end allow-list + + const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']); + + /** + * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation + * contexts. + * + * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38 + */ + // eslint-disable-next-line unicorn/better-regex + const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i; + const allowedAttribute = (attribute, allowedAttributeList) => { + const attributeName = attribute.nodeName.toLowerCase(); + if (allowedAttributeList.includes(attributeName)) { + if (uriAttributes.has(attributeName)) { + return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue)); + } + return true; + } + + // Check if a regular expression validates the attribute. + return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName)); + }; + function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) { + if (!unsafeHtml.length) { + return unsafeHtml; + } + if (sanitizeFunction && typeof sanitizeFunction === 'function') { + return sanitizeFunction(unsafeHtml); + } + const domParser = new window.DOMParser(); + const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html'); + const elements = [].concat(...createdDocument.body.querySelectorAll('*')); + for (const element of elements) { + const elementName = element.nodeName.toLowerCase(); + if (!Object.keys(allowList).includes(elementName)) { + element.remove(); + continue; + } + const attributeList = [].concat(...element.attributes); + const allowedAttributes = [].concat(allowList['*'] || [], allowList[elementName] || []); + for (const attribute of attributeList) { + if (!allowedAttribute(attribute, allowedAttributes)) { + element.removeAttribute(attribute.nodeName); + } + } + } + return createdDocument.body.innerHTML; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/selector-engine.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const getSelector = element => { + let selector = element.getAttribute('data-bs-target'); + if (!selector || selector === '#') { + let hrefAttribute = element.getAttribute('href'); + + // The only valid content that could double as a selector are IDs or classes, + // so everything starting with `#` or `.`. If a "real" URL is used as the selector, + // `document.querySelector` will rightfully complain it is invalid. + // See https://github.com/twbs/bootstrap/issues/32273 + if (!hrefAttribute || !hrefAttribute.includes('#') && !hrefAttribute.startsWith('.')) { + return null; + } + + // Just in case some CMS puts out a full URL with the anchor appended + if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) { + hrefAttribute = "#".concat(hrefAttribute.split('#')[1]); + } + selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null; + } + return selector ? selector.split(',').map(sel => parseSelector(sel)).join(',') : null; + }; + const SelectorEngine = { + find(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return [].concat(...Element.prototype.querySelectorAll.call(element, selector)); + }, + findOne(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return Element.prototype.querySelector.call(element, selector); + }, + children(element, selector) { + return [].concat(...element.children).filter(child => child.matches(selector)); + }, + parents(element, selector) { + const parents = []; + let ancestor = element.parentNode.closest(selector); + while (ancestor) { + parents.push(ancestor); + ancestor = ancestor.parentNode.closest(selector); + } + return parents; + }, + prev(element, selector) { + let previous = element.previousElementSibling; + while (previous) { + if (previous.matches(selector)) { + return [previous]; + } + previous = previous.previousElementSibling; + } + return []; + }, + // TODO: this is now unused; remove later along with prev() + next(element, selector) { + let next = element.nextElementSibling; + while (next) { + if (next.matches(selector)) { + return [next]; + } + next = next.nextElementSibling; + } + return []; + }, + focusableChildren(element) { + const focusables = ['a', 'button', 'input', 'textarea', 'select', 'details', '[tabindex]', '[contenteditable="true"]'].map(selector => "".concat(selector, ":not([tabindex^=\"-\"])")).join(','); + return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el)); + }, + getSelectorFromElement(element) { + const selector = getSelector(element); + if (selector) { + return SelectorEngine.findOne(selector) ? selector : null; + } + return null; + }, + getElementFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.findOne(selector) : null; + }, + getMultipleElementsFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.find(selector) : []; + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/template-factory.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$2 = 'TemplateFactory'; + const Default$2 = { + allowList: DefaultAllowlist, + content: {}, + // { selector : text , selector2 : text2 , } + extraClass: '', + html: false, + sanitize: true, + sanitizeFn: null, + template: '
' + }; + const DefaultType$2 = { + allowList: 'object', + content: 'object', + extraClass: '(string|function)', + html: 'boolean', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + template: 'string' + }; + const DefaultContentType = { + entry: '(string|element|function|null)', + selector: '(string|element)' + }; + + /** + * Class definition + */ + + class TemplateFactory extends Config { + constructor(config) { + super(); + this._config = this._getConfig(config); + } + + // Getters + static get Default() { + return Default$2; + } + static get DefaultType() { + return DefaultType$2; + } + static get NAME() { + return NAME$2; + } + + // Public + getContent() { + return Object.values(this._config.content).map(config => this._resolvePossibleFunction(config)).filter(Boolean); + } + hasContent() { + return this.getContent().length > 0; + } + changeContent(content) { + this._checkContent(content); + this._config.content = { + ...this._config.content, + ...content + }; + return this; + } + toHtml() { + const templateWrapper = document.createElement('div'); + templateWrapper.innerHTML = this._maybeSanitize(this._config.template); + for (const [selector, text] of Object.entries(this._config.content)) { + this._setContent(templateWrapper, text, selector); + } + const template = templateWrapper.children[0]; + const extraClass = this._resolvePossibleFunction(this._config.extraClass); + if (extraClass) { + template.classList.add(...extraClass.split(' ')); + } + return template; + } + + // Private + _typeCheckConfig(config) { + super._typeCheckConfig(config); + this._checkContent(config.content); + } + _checkContent(arg) { + for (const [selector, content] of Object.entries(arg)) { + super._typeCheckConfig({ + selector, + entry: content + }, DefaultContentType); + } + } + _setContent(template, content, selector) { + const templateElement = SelectorEngine.findOne(selector, template); + if (!templateElement) { + return; + } + content = this._resolvePossibleFunction(content); + if (!content) { + templateElement.remove(); + return; + } + if (isElement(content)) { + this._putElementInTemplate(getElement(content), templateElement); + return; + } + if (this._config.html) { + templateElement.innerHTML = this._maybeSanitize(content); + return; + } + templateElement.textContent = content; + } + _maybeSanitize(arg) { + return this._config.sanitize ? sanitizeHtml(arg, this._config.allowList, this._config.sanitizeFn) : arg; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this]); + } + _putElementInTemplate(element, templateElement) { + if (this._config.html) { + templateElement.innerHTML = ''; + templateElement.append(element); + return; + } + templateElement.textContent = element.textContent; + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap tooltip.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$1 = 'tooltip'; + const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']); + const CLASS_NAME_FADE = 'fade'; + const CLASS_NAME_MODAL = 'modal'; + const CLASS_NAME_SHOW$1 = 'show'; + const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'; + const SELECTOR_MODAL = ".".concat(CLASS_NAME_MODAL); + const EVENT_MODAL_HIDE = 'hide.bs.modal'; + const TRIGGER_HOVER = 'hover'; + const TRIGGER_FOCUS = 'focus'; + const TRIGGER_CLICK = 'click'; + const TRIGGER_MANUAL = 'manual'; + const EVENT_HIDE$1 = 'hide'; + const EVENT_HIDDEN$1 = 'hidden'; + const EVENT_SHOW$1 = 'show'; + const EVENT_SHOWN$1 = 'shown'; + const EVENT_INSERTED = 'inserted'; + const EVENT_CLICK = 'click'; + const EVENT_FOCUSIN = 'focusin'; + const EVENT_FOCUSOUT = 'focusout'; + const EVENT_MOUSEENTER = 'mouseenter'; + const EVENT_MOUSELEAVE = 'mouseleave'; + const AttachmentMap = { + AUTO: 'auto', + TOP: 'top', + RIGHT: isRTL() ? 'left' : 'right', + BOTTOM: 'bottom', + LEFT: isRTL() ? 'right' : 'left' + }; + const Default$1 = { + allowList: DefaultAllowlist, + animation: true, + boundary: 'clippingParents', + container: false, + customClass: '', + delay: 0, + fallbackPlacements: ['top', 'right', 'bottom', 'left'], + html: false, + offset: [0, 6], + placement: 'top', + popperConfig: null, + sanitize: true, + sanitizeFn: null, + selector: false, + template: '', + title: '', + trigger: 'hover focus' + }; + const DefaultType$1 = { + allowList: 'object', + animation: 'boolean', + boundary: '(string|element)', + container: '(string|element|boolean)', + customClass: '(string|function)', + delay: '(number|object)', + fallbackPlacements: 'array', + html: 'boolean', + offset: '(array|string|function)', + placement: '(string|function)', + popperConfig: '(null|object|function)', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + selector: '(string|boolean)', + template: 'string', + title: '(string|element|function)', + trigger: 'string' + }; + + /** + * Class definition + */ + + class Tooltip extends BaseComponent { + constructor(element, config) { + if (typeof Popper === 'undefined') { + throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)'); + } + super(element, config); + + // Private + this._isEnabled = true; + this._timeout = 0; + this._isHovered = null; + this._activeTrigger = {}; + this._popper = null; + this._templateFactory = null; + this._newContent = null; + + // Protected + this.tip = null; + this._setListeners(); + if (!this._config.selector) { + this._fixTitle(); + } + } + + // Getters + static get Default() { + return Default$1; + } + static get DefaultType() { + return DefaultType$1; + } + static get NAME() { + return NAME$1; + } + + // Public + enable() { + this._isEnabled = true; + } + disable() { + this._isEnabled = false; + } + toggleEnabled() { + this._isEnabled = !this._isEnabled; + } + toggle() { + if (!this._isEnabled) { + return; + } + this._activeTrigger.click = !this._activeTrigger.click; + if (this._isShown()) { + this._leave(); + return; + } + this._enter(); + } + dispose() { + clearTimeout(this._timeout); + EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + if (this._element.getAttribute('data-bs-original-title')) { + this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title')); + } + this._disposePopper(); + super.dispose(); + } + show() { + if (this._element.style.display === 'none') { + throw new Error('Please use show on visible elements'); + } + if (!(this._isWithContent() && this._isEnabled)) { + return; + } + const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW$1)); + const shadowRoot = findShadowRoot(this._element); + const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element); + if (showEvent.defaultPrevented || !isInTheDom) { + return; + } + + // TODO: v6 remove this or make it optional + this._disposePopper(); + const tip = this._getTipElement(); + this._element.setAttribute('aria-describedby', tip.getAttribute('id')); + const { + container + } = this._config; + if (!this._element.ownerDocument.documentElement.contains(this.tip)) { + container.append(tip); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED)); + } + this._popper = this._createPopper(tip); + tip.classList.add(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we add extra + // empty mouseover listeners to the body's immediate children; + // only needed because of broken event delegation on iOS + // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.on(element, 'mouseover', noop); + } + } + const complete = () => { + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN$1)); + if (this._isHovered === false) { + this._leave(); + } + this._isHovered = false; + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + hide() { + if (!this._isShown()) { + return; + } + const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE$1)); + if (hideEvent.defaultPrevented) { + return; + } + const tip = this._getTipElement(); + tip.classList.remove(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we remove the extra + // empty mouseover listeners we added for iOS support + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.off(element, 'mouseover', noop); + } + } + this._activeTrigger[TRIGGER_CLICK] = false; + this._activeTrigger[TRIGGER_FOCUS] = false; + this._activeTrigger[TRIGGER_HOVER] = false; + this._isHovered = null; // it is a trick to support manual triggering + + const complete = () => { + if (this._isWithActiveTrigger()) { + return; + } + if (!this._isHovered) { + this._disposePopper(); + } + this._element.removeAttribute('aria-describedby'); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN$1)); + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + update() { + if (this._popper) { + this._popper.update(); + } + } + + // Protected + _isWithContent() { + return Boolean(this._getTitle()); + } + _getTipElement() { + if (!this.tip) { + this.tip = this._createTipElement(this._newContent || this._getContentForTemplate()); + } + return this.tip; + } + _createTipElement(content) { + const tip = this._getTemplateFactory(content).toHtml(); + + // TODO: remove this check in v6 + if (!tip) { + return null; + } + tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW$1); + // TODO: v6 the following can be achieved with CSS only + tip.classList.add("bs-".concat(this.constructor.NAME, "-auto")); + const tipId = getUID(this.constructor.NAME).toString(); + tip.setAttribute('id', tipId); + if (this._isAnimated()) { + tip.classList.add(CLASS_NAME_FADE); + } + return tip; + } + setContent(content) { + this._newContent = content; + if (this._isShown()) { + this._disposePopper(); + this.show(); + } + } + _getTemplateFactory(content) { + if (this._templateFactory) { + this._templateFactory.changeContent(content); + } else { + this._templateFactory = new TemplateFactory({ + ...this._config, + // the `content` var has to be after `this._config` + // to override config.content in case of popover + content, + extraClass: this._resolvePossibleFunction(this._config.customClass) + }); + } + return this._templateFactory; + } + _getContentForTemplate() { + return { + [SELECTOR_TOOLTIP_INNER]: this._getTitle() + }; + } + _getTitle() { + return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title'); + } + + // Private + _initializeOnDelegatedTarget(event) { + return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig()); + } + _isAnimated() { + return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE); + } + _isShown() { + return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW$1); + } + _createPopper(tip) { + const placement = execute(this._config.placement, [this, tip, this._element]); + const attachment = AttachmentMap[placement.toUpperCase()]; + return createPopper(this._element, tip, this._getPopperConfig(attachment)); + } + _getOffset() { + const { + offset + } = this._config; + if (typeof offset === 'string') { + return offset.split(',').map(value => Number.parseInt(value, 10)); + } + if (typeof offset === 'function') { + return popperData => offset(popperData, this._element); + } + return offset; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this._element]); + } + _getPopperConfig(attachment) { + const defaultBsPopperConfig = { + placement: attachment, + modifiers: [{ + name: 'flip', + options: { + fallbackPlacements: this._config.fallbackPlacements + } + }, { + name: 'offset', + options: { + offset: this._getOffset() + } + }, { + name: 'preventOverflow', + options: { + boundary: this._config.boundary + } + }, { + name: 'arrow', + options: { + element: ".".concat(this.constructor.NAME, "-arrow") + } + }, { + name: 'preSetPlacement', + enabled: true, + phase: 'beforeMain', + fn: data => { + // Pre-set Popper's placement attribute in order to read the arrow sizes properly. + // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement + this._getTipElement().setAttribute('data-popper-placement', data.state.placement); + } + }] + }; + return { + ...defaultBsPopperConfig, + ...execute(this._config.popperConfig, [defaultBsPopperConfig]) + }; + } + _setListeners() { + const triggers = this._config.trigger.split(' '); + for (const trigger of triggers) { + if (trigger === 'click') { + EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context.toggle(); + }); + } else if (trigger !== TRIGGER_MANUAL) { + const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN); + const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT); + EventHandler.on(this._element, eventIn, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true; + context._enter(); + }); + EventHandler.on(this._element, eventOut, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget); + context._leave(); + }); + } + } + this._hideModalHandler = () => { + if (this._element) { + this.hide(); + } + }; + EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + } + _fixTitle() { + const title = this._element.getAttribute('title'); + if (!title) { + return; + } + if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) { + this._element.setAttribute('aria-label', title); + } + this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility + this._element.removeAttribute('title'); + } + _enter() { + if (this._isShown() || this._isHovered) { + this._isHovered = true; + return; + } + this._isHovered = true; + this._setTimeout(() => { + if (this._isHovered) { + this.show(); + } + }, this._config.delay.show); + } + _leave() { + if (this._isWithActiveTrigger()) { + return; + } + this._isHovered = false; + this._setTimeout(() => { + if (!this._isHovered) { + this.hide(); + } + }, this._config.delay.hide); + } + _setTimeout(handler, timeout) { + clearTimeout(this._timeout); + this._timeout = setTimeout(handler, timeout); + } + _isWithActiveTrigger() { + return Object.values(this._activeTrigger).includes(true); + } + _getConfig(config) { + const dataAttributes = Manipulator.getDataAttributes(this._element); + for (const dataAttribute of Object.keys(dataAttributes)) { + if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) { + delete dataAttributes[dataAttribute]; + } + } + config = { + ...dataAttributes, + ...(typeof config === 'object' && config ? config : {}) + }; + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + config.container = config.container === false ? document.body : getElement(config.container); + if (typeof config.delay === 'number') { + config.delay = { + show: config.delay, + hide: config.delay + }; + } + if (typeof config.title === 'number') { + config.title = config.title.toString(); + } + if (typeof config.content === 'number') { + config.content = config.content.toString(); + } + return config; + } + _getDelegateConfig() { + const config = {}; + for (const [key, value] of Object.entries(this._config)) { + if (this.constructor.Default[key] !== value) { + config[key] = value; + } + } + config.selector = false; + config.trigger = 'manual'; + + // In the future can be replaced with: + // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]]) + // `Object.fromEntries(keysWithDifferentValues)` + return config; + } + _disposePopper() { + if (this._popper) { + this._popper.destroy(); + this._popper = null; + } + if (this.tip) { + this.tip.remove(); + this.tip = null; + } + } + + // Static + static jQueryInterface(config) { + return this.each(function () { + const data = Tooltip.getOrCreateInstance(this, config); + if (typeof config !== 'string') { + return; + } + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + }); + } + } + + /** + * jQuery + */ + + defineJQueryPlugin(Tooltip); + + function loadTooptip() { + const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]'); + [...tooltipTriggerList].map(tooltipTriggerEl => new Tooltip(tooltipTriggerEl)); + } + + function basic() { + back2top(); + loadTooptip(); + } + + /** + * Add listener for theme mode toggle + */ + const toggle = document.getElementById('mode-toggle'); + function modeWatcher() { + if (!toggle) { + return; + } + toggle.addEventListener('click', () => { + modeToggle.flipMode(); + }); + } + + function _defineProperty(e, r, t) { + return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { + value: t, + enumerable: !0, + configurable: !0, + writable: !0 + }) : e[r] = t, e; + } + function _toPrimitive(t, r) { + if ("object" != typeof t || !t) return t; + var e = t[Symbol.toPrimitive]; + if (void 0 !== e) { + var i = e.call(t, r || "default"); + if ("object" != typeof i) return i; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return ("string" === r ? String : Number)(t); + } + function _toPropertyKey(t) { + var i = _toPrimitive(t, "string"); + return "symbol" == typeof i ? i : i + ""; + } + + /** + * Expand or close the sidebar in mobile screens. + */ + + const ATTR_DISPLAY = 'sidebar-display'; + class SidebarUtil { + static toggle() { + if (SidebarUtil.isExpanded === false) { + document.body.setAttribute(ATTR_DISPLAY, ''); + } else { + document.body.removeAttribute(ATTR_DISPLAY); + } + SidebarUtil.isExpanded = !SidebarUtil.isExpanded; + } + } + _defineProperty(SidebarUtil, "isExpanded", false); + function sidebarExpand() { + document.getElementById('sidebar-trigger').addEventListener('click', SidebarUtil.toggle); + document.getElementById('mask').addEventListener('click', SidebarUtil.toggle); + } + + function initSidebar() { + modeWatcher(); + sidebarExpand(); + } + + /** + * This script make #search-result-wrapper switch to unloaded or shown automatically. + */ + + const btnSbTrigger = document.getElementById('sidebar-trigger'); + const btnSearchTrigger = document.getElementById('search-trigger'); + const btnCancel = document.getElementById('search-cancel'); + const content = document.querySelectorAll('#main-wrapper>.container>.row'); + const topbarTitle = document.getElementById('topbar-title'); + const search = document.getElementById('search'); + const resultWrapper = document.getElementById('search-result-wrapper'); + const results = document.getElementById('search-results'); + const input = document.getElementById('search-input'); + const hints = document.getElementById('search-hints'); + + // CSS class names + const LOADED = 'd-block'; + const UNLOADED = 'd-none'; + const FOCUS = 'input-focus'; + const FLEX = 'd-flex'; + + /* Actions in mobile screens (Sidebar hidden) */ + class MobileSearchBar { + static on() { + btnSbTrigger.classList.add(UNLOADED); + topbarTitle.classList.add(UNLOADED); + btnSearchTrigger.classList.add(UNLOADED); + search.classList.add(FLEX); + btnCancel.classList.add(LOADED); + } + static off() { + btnCancel.classList.remove(LOADED); + search.classList.remove(FLEX); + btnSbTrigger.classList.remove(UNLOADED); + topbarTitle.classList.remove(UNLOADED); + btnSearchTrigger.classList.remove(UNLOADED); + } + } + class ResultSwitch { + static on() { + if (!this.resultVisible) { + resultWrapper.classList.remove(UNLOADED); + content.forEach(el => { + el.classList.add(UNLOADED); + }); + this.resultVisible = true; + } + } + static off() { + if (this.resultVisible) { + results.innerHTML = ''; + if (hints.classList.contains(UNLOADED)) { + hints.classList.remove(UNLOADED); + } + resultWrapper.classList.add(UNLOADED); + content.forEach(el => { + el.classList.remove(UNLOADED); + }); + input.textContent = ''; + this.resultVisible = false; + } + } + } + _defineProperty(ResultSwitch, "resultVisible", false); + function isMobileView() { + return btnCancel.classList.contains(LOADED); + } + function displaySearch() { + btnSearchTrigger.addEventListener('click', () => { + MobileSearchBar.on(); + ResultSwitch.on(); + input.focus(); + }); + btnCancel.addEventListener('click', () => { + MobileSearchBar.off(); + ResultSwitch.off(); + }); + input.addEventListener('focus', () => { + search.classList.add(FOCUS); + }); + input.addEventListener('focusout', () => { + search.classList.remove(FOCUS); + }); + input.addEventListener('input', () => { + if (input.value === '') { + if (isMobileView()) { + hints.classList.remove(UNLOADED); + } else { + ResultSwitch.off(); + } + } else { + ResultSwitch.on(); + if (isMobileView()) { + hints.classList.add(UNLOADED); + } + } + }); + } + + function initTopbar() { + displaySearch(); + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap collapse.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME = 'collapse'; + const DATA_KEY = 'bs.collapse'; + const EVENT_KEY = ".".concat(DATA_KEY); + const DATA_API_KEY = '.data-api'; + const EVENT_SHOW = "show".concat(EVENT_KEY); + const EVENT_SHOWN = "shown".concat(EVENT_KEY); + const EVENT_HIDE = "hide".concat(EVENT_KEY); + const EVENT_HIDDEN = "hidden".concat(EVENT_KEY); + const EVENT_CLICK_DATA_API = "click".concat(EVENT_KEY).concat(DATA_API_KEY); + const CLASS_NAME_SHOW = 'show'; + const CLASS_NAME_COLLAPSE = 'collapse'; + const CLASS_NAME_COLLAPSING = 'collapsing'; + const CLASS_NAME_COLLAPSED = 'collapsed'; + const CLASS_NAME_DEEPER_CHILDREN = ":scope .".concat(CLASS_NAME_COLLAPSE, " .").concat(CLASS_NAME_COLLAPSE); + const CLASS_NAME_HORIZONTAL = 'collapse-horizontal'; + const WIDTH = 'width'; + const HEIGHT = 'height'; + const SELECTOR_ACTIVES = '.collapse.show, .collapse.collapsing'; + const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]'; + const Default = { + parent: null, + toggle: true + }; + const DefaultType = { + parent: '(null|element)', + toggle: 'boolean' + }; + + /** + * Class definition + */ + + class Collapse extends BaseComponent { + constructor(element, config) { + super(element, config); + this._isTransitioning = false; + this._triggerArray = []; + const toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE); + for (const elem of toggleList) { + const selector = SelectorEngine.getSelectorFromElement(elem); + const filterElement = SelectorEngine.find(selector).filter(foundElement => foundElement === this._element); + if (selector !== null && filterElement.length) { + this._triggerArray.push(elem); + } + } + this._initializeChildren(); + if (!this._config.parent) { + this._addAriaAndCollapsedClass(this._triggerArray, this._isShown()); + } + if (this._config.toggle) { + this.toggle(); + } + } + + // Getters + static get Default() { + return Default; + } + static get DefaultType() { + return DefaultType; + } + static get NAME() { + return NAME; + } + + // Public + toggle() { + if (this._isShown()) { + this.hide(); + } else { + this.show(); + } + } + show() { + if (this._isTransitioning || this._isShown()) { + return; + } + let activeChildren = []; + + // find active children + if (this._config.parent) { + activeChildren = this._getFirstLevelChildren(SELECTOR_ACTIVES).filter(element => element !== this._element).map(element => Collapse.getOrCreateInstance(element, { + toggle: false + })); + } + if (activeChildren.length && activeChildren[0]._isTransitioning) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_SHOW); + if (startEvent.defaultPrevented) { + return; + } + for (const activeInstance of activeChildren) { + activeInstance.hide(); + } + const dimension = this._getDimension(); + this._element.classList.remove(CLASS_NAME_COLLAPSE); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.style[dimension] = 0; + this._addAriaAndCollapsedClass(this._triggerArray, true); + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + this._element.style[dimension] = ''; + EventHandler.trigger(this._element, EVENT_SHOWN); + }; + const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1); + const scrollSize = "scroll".concat(capitalizedDimension); + this._queueCallback(complete, this._element, true); + this._element.style[dimension] = "".concat(this._element[scrollSize], "px"); + } + hide() { + if (this._isTransitioning || !this._isShown()) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_HIDE); + if (startEvent.defaultPrevented) { + return; + } + const dimension = this._getDimension(); + this._element.style[dimension] = "".concat(this._element.getBoundingClientRect()[dimension], "px"); + reflow(this._element); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + for (const trigger of this._triggerArray) { + const element = SelectorEngine.getElementFromSelector(trigger); + if (element && !this._isShown(element)) { + this._addAriaAndCollapsedClass([trigger], false); + } + } + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE); + EventHandler.trigger(this._element, EVENT_HIDDEN); + }; + this._element.style[dimension] = ''; + this._queueCallback(complete, this._element, true); + } + _isShown() { + let element = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._element; + return element.classList.contains(CLASS_NAME_SHOW); + } + + // Private + _configAfterMerge(config) { + config.toggle = Boolean(config.toggle); // Coerce string values + config.parent = getElement(config.parent); + return config; + } + _getDimension() { + return this._element.classList.contains(CLASS_NAME_HORIZONTAL) ? WIDTH : HEIGHT; + } + _initializeChildren() { + if (!this._config.parent) { + return; + } + const children = this._getFirstLevelChildren(SELECTOR_DATA_TOGGLE); + for (const element of children) { + const selected = SelectorEngine.getElementFromSelector(element); + if (selected) { + this._addAriaAndCollapsedClass([element], this._isShown(selected)); + } + } + } + _getFirstLevelChildren(selector) { + const children = SelectorEngine.find(CLASS_NAME_DEEPER_CHILDREN, this._config.parent); + // remove children if greater depth + return SelectorEngine.find(selector, this._config.parent).filter(element => !children.includes(element)); + } + _addAriaAndCollapsedClass(triggerArray, isOpen) { + if (!triggerArray.length) { + return; + } + for (const element of triggerArray) { + element.classList.toggle(CLASS_NAME_COLLAPSED, !isOpen); + element.setAttribute('aria-expanded', isOpen); + } + } + + // Static + static jQueryInterface(config) { + const _config = {}; + if (typeof config === 'string' && /show|hide/.test(config)) { + _config.toggle = false; + } + return this.each(function () { + const data = Collapse.getOrCreateInstance(this, _config); + if (typeof config === 'string') { + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + } + }); + } + } + + /** + * Data API implementation + */ + + EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { + // preventDefault only for elements (which change the URL) not inside the collapsible element + if (event.target.tagName === 'A' || event.delegateTarget && event.delegateTarget.tagName === 'A') { + event.preventDefault(); + } + for (const element of SelectorEngine.getMultipleElementsFromSelector(this)) { + Collapse.getOrCreateInstance(element, { + toggle: false + }).toggle(); + } + }); + + /** + * jQuery + */ + + defineJQueryPlugin(Collapse); + + /** + * Tab 'Categories' expand/close effect. + */ + + document.getElementsByClassName('collapse'); + + /** + * Setting up image lazy loading and LQIP switching + */ + + const ATTR_DATA_SRC = 'data-src'; + const ATTR_DATA_LQIP = 'data-lqip'; + const cover = { + SHIMMER: 'shimmer', + BLUR: 'blur' + }; + function removeCover(clzss) { + this.parentElement.classList.remove(clzss); + } + function handleImage() { + if (!this.complete) { + return; + } + if (this.hasAttribute(ATTR_DATA_LQIP)) { + removeCover.call(this, cover.BLUR); + } else { + removeCover.call(this, cover.SHIMMER); + } + } + + /** + * Switches the LQIP with the real image URL. + */ + function switchLQIP() { + const src = this.getAttribute(ATTR_DATA_SRC); + this.setAttribute('src', encodeURI(src)); + this.removeAttribute(ATTR_DATA_SRC); + } + function loadImg() { + const images = document.querySelectorAll('article img'); + if (images.length === 0) { + return; + } + images.forEach(img => { + img.addEventListener('load', handleImage); + }); + + // Images loaded from the browser cache do not trigger the 'load' event + document.querySelectorAll('article img[loading="lazy"]').forEach(img => { + if (img.complete) { + removeCover.call(img, cover.SHIMMER); + } + }); + + // LQIPs set by the data URI or WebP will not trigger the 'load' event, + // so manually convert the URI to the URL of a high-resolution image. + const lqips = document.querySelectorAll("article img[".concat(ATTR_DATA_LQIP, "=\"true\"]")); + if (lqips.length) { + lqips.forEach(lqip => { + switchLQIP.call(lqip); + }); + } + } + + /** + * Update month/day to locale datetime + * + * Requirement: + */ + + /* A tool for locale datetime */ + class LocaleHelper { + static get attrTimestamp() { + return 'data-ts'; + } + static get attrDateFormat() { + return 'data-df'; + } + static get locale() { + return document.documentElement.getAttribute('lang').substring(0, 2); + } + static getTimestamp(elem) { + return Number(elem.getAttribute(this.attrTimestamp)); // unix timestamp + } + static getDateFormat(elem) { + return elem.getAttribute(this.attrDateFormat); + } + } + function initLocaleDatetime() { + dayjs.locale(LocaleHelper.locale); + dayjs.extend(window.dayjs_plugin_localizedFormat); + document.querySelectorAll("[".concat(LocaleHelper.attrTimestamp, "]")).forEach(elem => { + const date = dayjs.unix(LocaleHelper.getTimestamp(elem)); + const text = date.format(LocaleHelper.getDateFormat(elem)); + elem.textContent = text; + elem.removeAttribute(LocaleHelper.attrTimestamp); + elem.removeAttribute(LocaleHelper.attrDateFormat); + + // setup tooltips + if (elem.hasAttribute('data-bs-toggle') && elem.getAttribute('data-bs-toggle') === 'tooltip') { + // see: https://day.js.org/docs/en/display/format#list-of-localized-formats + const tooltipText = date.format('llll'); + elem.setAttribute('data-bs-title', tooltipText); + } + }); + } + + loadImg(); + initLocaleDatetime(); + initSidebar(); + initTopbar(); + basic(); + +})(); +//# sourceMappingURL=home.min.js.map diff --git 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t.container=!1===t.container?document.body:Ht(t.container),"number"==typeof t.delay&&(t.delay={show:t.delay,hide:t.delay}),"number"==typeof t.title&&(t.title=t.title.toString()),"number"==typeof t.content&&(t.content=t.content.toString()),t}_getDelegateConfig(){const t={};for(const[e,n]of Object.entries(this._config))this.constructor.Default[e]!==n&&(t[e]=n);return t.selector=!1,t.trigger="manual",t}_disposePopper(){this._popper&&(this._popper.destroy(),this._popper=null),this.tip&&(this.tip.remove(),this.tip=null)}static jQueryInterface(t){return this.each((function(){const e=Me.getOrCreateInstance(this,t);if("string"==typeof t){if(void 0===e[t])throw new TypeError('No method named "'.concat(t,'"'));e[t]()}}))}}Vt(Me);const Fe=document.getElementById("mode-toggle");function Be(t,e,n){return(e=function(t){var e=function(t,e){if("object"!=typeof t||!t)return t;var n=t[Symbol.toPrimitive];if(void 0!==n){var i=n.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(t,"string");return"symbol"==typeof e?e:e+""}(e))in t?Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}):t[e]=n,t}const He="sidebar-display";class Ie{static toggle(){!1===Ie.isExpanded?document.body.setAttribute(He,""):document.body.removeAttribute(He),Ie.isExpanded=!Ie.isExpanded}}Be(Ie,"isExpanded",!1);const ze=document.getElementById("sidebar-trigger"),We=document.getElementById("search-trigger"),Re=document.getElementById("search-cancel"),qe=document.querySelectorAll("#main-wrapper>.container>.row"),Ve=document.getElementById("topbar-title"),Ye=document.getElementById("search"),Ue=document.getElementById("search-result-wrapper"),Ke=document.getElementById("search-results"),Qe=document.getElementById("search-input"),$e=document.getElementById("search-hints"),Ge="d-block",Xe="d-none",Je="input-focus",Ze="d-flex";class tn{static on(){ze.classList.add(Xe),Ve.classList.add(Xe),We.classList.add(Xe),Ye.classList.add(Ze),Re.classList.add(Ge)}static off(){Re.classList.remove(Ge),Ye.classList.remove(Ze),ze.classList.remove(Xe),Ve.classList.remove(Xe),We.classList.remove(Xe)}}class en{static on(){this.resultVisible||(Ue.classList.remove(Xe),qe.forEach((t=>{t.classList.add(Xe)})),this.resultVisible=!0)}static off(){this.resultVisible&&(Ke.innerHTML="",$e.classList.contains(Xe)&&$e.classList.remove(Xe),Ue.classList.add(Xe),qe.forEach((t=>{t.classList.remove(Xe)})),Qe.textContent="",this.resultVisible=!1)}}function nn(){return Re.classList.contains(Ge)}Be(en,"resultVisible",!1);const on=".".concat("bs.collapse"),rn="show".concat(on),sn="shown".concat(on),an="hide".concat(on),cn="hidden".concat(on),ln="click".concat(on).concat(".data-api"),un="show",fn="collapse",dn="collapsing",pn=":scope .".concat(fn," .").concat(fn),hn='[data-bs-toggle="collapse"]',mn={parent:null,toggle:!0},gn={parent:"(null|element)",toggle:"boolean"};class vn extends he{constructor(t,e){super(t,e),this._isTransitioning=!1,this._triggerArray=[];const n=_e.find(hn);for(const t of n){const e=_e.getSelectorFromElement(t),n=_e.find(e).filter((t=>t===this._element));null!==e&&n.length&&this._triggerArray.push(t)}this._initializeChildren(),this._config.parent||this._addAriaAndCollapsedClass(this._triggerArray,this._isShown()),this._config.toggle&&this.toggle()}static get Default(){return mn}static get DefaultType(){return gn}static get NAME(){return"collapse"}toggle(){this._isShown()?this.hide():this.show()}show(){if(this._isTransitioning||this._isShown())return;let t=[];if(this._config.parent&&(t=this._getFirstLevelChildren(".collapse.show, .collapse.collapsing").filter((t=>t!==this._element)).map((t=>vn.getOrCreateInstance(t,{toggle:!1})))),t.length&&t[0]._isTransitioning)return;if(ce.trigger(this._element,rn).defaultPrevented)return;for(const e of t)e.hide();const e=this._getDimension();this._element.classList.remove(fn),this._element.classList.add(dn),this._element.style[e]=0,this._addAriaAndCollapsedClass(this._triggerArray,!0),this._isTransitioning=!0;const n=e[0].toUpperCase()+e.slice(1),i="scroll".concat(n);this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(fn,un),this._element.style[e]="",ce.trigger(this._element,sn)}),this._element,!0),this._element.style[e]="".concat(this._element[i],"px")}hide(){if(this._isTransitioning||!this._isShown())return;if(ce.trigger(this._element,an).defaultPrevented)return;const t=this._getDimension();this._element.style[t]="".concat(this._element.getBoundingClientRect()[t],"px"),this._element.offsetHeight,this._element.classList.add(dn),this._element.classList.remove(fn,un);for(const t of this._triggerArray){const e=_e.getElementFromSelector(t);e&&!this._isShown(e)&&this._addAriaAndCollapsedClass([t],!1)}this._isTransitioning=!0;this._element.style[t]="",this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(fn),ce.trigger(this._element,cn)}),this._element,!0)}_isShown(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:this._element).classList.contains(un)}_configAfterMerge(t){return t.toggle=Boolean(t.toggle),t.parent=Ht(t.parent),t}_getDimension(){return this._element.classList.contains("collapse-horizontal")?"width":"height"}_initializeChildren(){if(!this._config.parent)return;const t=this._getFirstLevelChildren(hn);for(const e of t){const t=_e.getElementFromSelector(e);t&&this._addAriaAndCollapsedClass([e],this._isShown(t))}}_getFirstLevelChildren(t){const e=_e.find(pn,this._config.parent);return _e.find(t,this._config.parent).filter((t=>!e.includes(t)))}_addAriaAndCollapsedClass(t,e){if(t.length)for(const n of t)n.classList.toggle("collapsed",!e),n.setAttribute("aria-expanded",e)}static jQueryInterface(t){const e={};return"string"==typeof t&&/show|hide/.test(t)&&(e.toggle=!1),this.each((function(){const n=vn.getOrCreateInstance(this,e);if("string"==typeof t){if(void 0===n[t])throw new TypeError('No method named "'.concat(t,'"'));n[t]()}}))}}ce.on(document,ln,hn,(function(t){("A"===t.target.tagName||t.delegateTarget&&"A"===t.delegateTarget.tagName)&&t.preventDefault();for(const t of _e.getMultipleElementsFromSelector(this))vn.getOrCreateInstance(t,{toggle:!1}).toggle()})),Vt(vn),document.getElementsByClassName("collapse");class bn{static get attrTimestamp(){return"data-ts"}static get attrDateFormat(){return"data-df"}static get locale(){return document.documentElement.getAttribute("lang").substring(0,2)}static getTimestamp(t){return Number(t.getAttribute(this.attrTimestamp))}static getDateFormat(t){return t.getAttribute(this.attrDateFormat)}}Fe&&Fe.addEventListener("click",(()=>{modeToggle.flipMode()})),document.getElementById("sidebar-trigger").addEventListener("click",Ie.toggle),document.getElementById("mask").addEventListener("click",Ie.toggle),We.addEventListener("click",(()=>{tn.on(),en.on(),Qe.focus()})),Re.addEventListener("click",(()=>{tn.off(),en.off()})),Qe.addEventListener("focus",(()=>{Ye.classList.add(Je)})),Qe.addEventListener("focusout",(()=>{Ye.classList.remove(Je)})),Qe.addEventListener("input",(()=>{""===Qe.value?nn()?$e.classList.remove(Xe):en.off():(en.on(),nn()&&$e.classList.add(Xe))})),dayjs.locale(bn.locale),dayjs.extend(window.dayjs_plugin_localizedFormat),document.querySelectorAll("[".concat(bn.attrTimestamp,"]")).forEach((t=>{const e=dayjs.unix(bn.getTimestamp(t)),n=e.format(bn.getDateFormat(t));if(t.textContent=n,t.removeAttribute(bn.attrTimestamp),t.removeAttribute(bn.attrDateFormat),t.hasAttribute("data-bs-toggle")&&"tooltip"===t.getAttribute("data-bs-toggle")){const n=e.format("llll");t.setAttribute("data-bs-title",n)}})),function(){const t=document.getElementById("back-to-top");window.addEventListener("scroll",(()=>{window.scrollY>50?t.classList.add("show"):t.classList.remove("show")})),t.addEventListener("click",(()=>{window.scrollTo({top:0})}))}(),[...document.querySelectorAll('[data-bs-toggle="tooltip"]')].map((t=>new Me(t)))}(); + +(function () { + 'use strict'; + + /** + * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page + */ + + function back2top() { + const btn = document.getElementById('back-to-top'); + window.addEventListener('scroll', () => { + if (window.scrollY > 50) { + btn.classList.add('show'); + } else { + btn.classList.remove('show'); + } + }); + btn.addEventListener('click', () => { + window.scrollTo({ + top: 0 + }); + }); + } + + var top = 'top'; + var bottom = 'bottom'; + var right = 'right'; + var left = 'left'; + var auto = 'auto'; + var basePlacements = [top, bottom, right, left]; + var start = 'start'; + var end = 'end'; + var clippingParents = 'clippingParents'; + var viewport = 'viewport'; + var popper = 'popper'; + var reference = 'reference'; + var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) { + return acc.concat([placement + "-" + start, placement + "-" + end]); + }, []); + var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) { + return acc.concat([placement, placement + "-" + start, placement + "-" + end]); + }, []); // modifiers that need to read the DOM + + var beforeRead = 'beforeRead'; + var read = 'read'; + var afterRead = 'afterRead'; // pure-logic modifiers + + var beforeMain = 'beforeMain'; + var main = 'main'; + var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state) + + var beforeWrite = 'beforeWrite'; + var write = 'write'; + var afterWrite = 'afterWrite'; + var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite]; + + function getNodeName(element) { + return element ? (element.nodeName || '').toLowerCase() : null; + } + + function getWindow(node) { + if (node == null) { + return window; + } + if (node.toString() !== '[object Window]') { + var ownerDocument = node.ownerDocument; + return ownerDocument ? ownerDocument.defaultView || window : window; + } + return node; + } + + function isElement$1(node) { + var OwnElement = getWindow(node).Element; + return node instanceof OwnElement || node instanceof Element; + } + function isHTMLElement(node) { + var OwnElement = getWindow(node).HTMLElement; + return node instanceof OwnElement || node instanceof HTMLElement; + } + function isShadowRoot(node) { + // IE 11 has no ShadowRoot + if (typeof ShadowRoot === 'undefined') { + return false; + } + var OwnElement = getWindow(node).ShadowRoot; + return node instanceof OwnElement || node instanceof ShadowRoot; + } + + // and applies them to the HTMLElements such as popper and arrow + + function applyStyles(_ref) { + var state = _ref.state; + Object.keys(state.elements).forEach(function (name) { + var style = state.styles[name] || {}; + var attributes = state.attributes[name] || {}; + var element = state.elements[name]; // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } // Flow doesn't support to extend this property, but it's the most + // effective way to apply styles to an HTMLElement + // $FlowFixMe[cannot-write] + + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (name) { + var value = attributes[name]; + if (value === false) { + element.removeAttribute(name); + } else { + element.setAttribute(name, value === true ? '' : value); + } + }); + }); + } + function effect$2(_ref2) { + var state = _ref2.state; + var initialStyles = { + popper: { + position: state.options.strategy, + left: '0', + top: '0', + margin: '0' + }, + arrow: { + position: 'absolute' + }, + reference: {} + }; + Object.assign(state.elements.popper.style, initialStyles.popper); + state.styles = initialStyles; + if (state.elements.arrow) { + Object.assign(state.elements.arrow.style, initialStyles.arrow); + } + return function () { + Object.keys(state.elements).forEach(function (name) { + var element = state.elements[name]; + var attributes = state.attributes[name] || {}; + var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them + + var style = styleProperties.reduce(function (style, property) { + style[property] = ''; + return style; + }, {}); // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (attribute) { + element.removeAttribute(attribute); + }); + }); + }; + } // eslint-disable-next-line import/no-unused-modules + + var applyStyles$1 = { + name: 'applyStyles', + enabled: true, + phase: 'write', + fn: applyStyles, + effect: effect$2, + requires: ['computeStyles'] + }; + + function getBasePlacement(placement) { + return placement.split('-')[0]; + } + + var max = Math.max; + var min = Math.min; + var round = Math.round; + + function getUAString() { + var uaData = navigator.userAgentData; + if (uaData != null && uaData.brands && Array.isArray(uaData.brands)) { + return uaData.brands.map(function (item) { + return item.brand + "/" + item.version; + }).join(' '); + } + return navigator.userAgent; + } + + function isLayoutViewport() { + return !/^((?!chrome|android).)*safari/i.test(getUAString()); + } + + function getBoundingClientRect(element, includeScale, isFixedStrategy) { + if (includeScale === void 0) { + includeScale = false; + } + if (isFixedStrategy === void 0) { + isFixedStrategy = false; + } + var clientRect = element.getBoundingClientRect(); + var scaleX = 1; + var scaleY = 1; + if (includeScale && isHTMLElement(element)) { + scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1; + scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1; + } + var _ref = isElement$1(element) ? getWindow(element) : window, + visualViewport = _ref.visualViewport; + var addVisualOffsets = !isLayoutViewport() && isFixedStrategy; + var x = (clientRect.left + (addVisualOffsets && visualViewport ? visualViewport.offsetLeft : 0)) / scaleX; + var y = (clientRect.top + (addVisualOffsets && visualViewport ? visualViewport.offsetTop : 0)) / scaleY; + var width = clientRect.width / scaleX; + var height = clientRect.height / scaleY; + return { + width: width, + height: height, + top: y, + right: x + width, + bottom: y + height, + left: x, + x: x, + y: y + }; + } + + // means it doesn't take into account transforms. + + function getLayoutRect(element) { + var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed. + // Fixes https://github.com/popperjs/popper-core/issues/1223 + + var width = element.offsetWidth; + var height = element.offsetHeight; + if (Math.abs(clientRect.width - width) <= 1) { + width = clientRect.width; + } + if (Math.abs(clientRect.height - height) <= 1) { + height = clientRect.height; + } + return { + x: element.offsetLeft, + y: element.offsetTop, + width: width, + height: height + }; + } + + function contains(parent, child) { + var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method + + if (parent.contains(child)) { + return true; + } // then fallback to custom implementation with Shadow DOM support + else if (rootNode && isShadowRoot(rootNode)) { + var next = child; + do { + if (next && parent.isSameNode(next)) { + return true; + } // $FlowFixMe[prop-missing]: need a better way to handle this... + + next = next.parentNode || next.host; + } while (next); + } // Give up, the result is false + + return false; + } + + function getComputedStyle$1(element) { + return getWindow(element).getComputedStyle(element); + } + + function isTableElement(element) { + return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0; + } + + function getDocumentElement(element) { + // $FlowFixMe[incompatible-return]: assume body is always available + return ((isElement$1(element) ? element.ownerDocument : + // $FlowFixMe[prop-missing] + element.document) || window.document).documentElement; + } + + function getParentNode(element) { + if (getNodeName(element) === 'html') { + return element; + } + return ( + // this is a quicker (but less type safe) way to save quite some bytes from the bundle + // $FlowFixMe[incompatible-return] + // $FlowFixMe[prop-missing] + element.assignedSlot || + // step into the shadow DOM of the parent of a slotted node + element.parentNode || ( + // DOM Element detected + isShadowRoot(element) ? element.host : null) || + // ShadowRoot detected + // $FlowFixMe[incompatible-call]: HTMLElement is a Node + getDocumentElement(element) // fallback + ); + } + + function getTrueOffsetParent(element) { + if (!isHTMLElement(element) || + // https://github.com/popperjs/popper-core/issues/837 + getComputedStyle$1(element).position === 'fixed') { + return null; + } + return element.offsetParent; + } // `.offsetParent` reports `null` for fixed elements, while absolute elements + // return the containing block + + function getContainingBlock(element) { + var isFirefox = /firefox/i.test(getUAString()); + var isIE = /Trident/i.test(getUAString()); + if (isIE && isHTMLElement(element)) { + // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport + var elementCss = getComputedStyle$1(element); + if (elementCss.position === 'fixed') { + return null; + } + } + var currentNode = getParentNode(element); + if (isShadowRoot(currentNode)) { + currentNode = currentNode.host; + } + while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) { + var css = getComputedStyle$1(currentNode); // This is non-exhaustive but covers the most common CSS properties that + // create a containing block. + // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block + + if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') { + return currentNode; + } else { + currentNode = currentNode.parentNode; + } + } + return null; + } // Gets the closest ancestor positioned element. Handles some edge cases, + // such as table ancestors and cross browser bugs. + + function getOffsetParent(element) { + var window = getWindow(element); + var offsetParent = getTrueOffsetParent(element); + while (offsetParent && isTableElement(offsetParent) && getComputedStyle$1(offsetParent).position === 'static') { + offsetParent = getTrueOffsetParent(offsetParent); + } + if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle$1(offsetParent).position === 'static')) { + return window; + } + return offsetParent || getContainingBlock(element) || window; + } + + function getMainAxisFromPlacement(placement) { + return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y'; + } + + function within(min$1, value, max$1) { + return max(min$1, min(value, max$1)); + } + function withinMaxClamp(min, value, max) { + var v = within(min, value, max); + return v > max ? max : v; + } + + function getFreshSideObject() { + return { + top: 0, + right: 0, + bottom: 0, + left: 0 + }; + } + + function mergePaddingObject(paddingObject) { + return Object.assign({}, getFreshSideObject(), paddingObject); + } + + function expandToHashMap(value, keys) { + return keys.reduce(function (hashMap, key) { + hashMap[key] = value; + return hashMap; + }, {}); + } + + var toPaddingObject = function toPaddingObject(padding, state) { + padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, { + placement: state.placement + })) : padding; + return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + }; + function arrow(_ref) { + var _state$modifiersData$; + var state = _ref.state, + name = _ref.name, + options = _ref.options; + var arrowElement = state.elements.arrow; + var popperOffsets = state.modifiersData.popperOffsets; + var basePlacement = getBasePlacement(state.placement); + var axis = getMainAxisFromPlacement(basePlacement); + var isVertical = [left, right].indexOf(basePlacement) >= 0; + var len = isVertical ? 'height' : 'width'; + if (!arrowElement || !popperOffsets) { + return; + } + var paddingObject = toPaddingObject(options.padding, state); + var arrowRect = getLayoutRect(arrowElement); + var minProp = axis === 'y' ? top : left; + var maxProp = axis === 'y' ? bottom : right; + var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len]; + var startDiff = popperOffsets[axis] - state.rects.reference[axis]; + var arrowOffsetParent = getOffsetParent(arrowElement); + var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0; + var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is + // outside of the popper bounds + + var min = paddingObject[minProp]; + var max = clientSize - arrowRect[len] - paddingObject[maxProp]; + var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference; + var offset = within(min, center, max); // Prevents breaking syntax highlighting... + + var axisProp = axis; + state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$); + } + function effect$1(_ref2) { + var state = _ref2.state, + options = _ref2.options; + var _options$element = options.element, + arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element; + if (arrowElement == null) { + return; + } // CSS selector + + if (typeof arrowElement === 'string') { + arrowElement = state.elements.popper.querySelector(arrowElement); + if (!arrowElement) { + return; + } + } + if (!contains(state.elements.popper, arrowElement)) { + return; + } + state.elements.arrow = arrowElement; + } // eslint-disable-next-line import/no-unused-modules + + var arrow$1 = { + name: 'arrow', + enabled: true, + phase: 'main', + fn: arrow, + effect: effect$1, + requires: ['popperOffsets'], + requiresIfExists: ['preventOverflow'] + }; + + function getVariation(placement) { + return placement.split('-')[1]; + } + + var unsetSides = { + top: 'auto', + right: 'auto', + bottom: 'auto', + left: 'auto' + }; // Round the offsets to the nearest suitable subpixel based on the DPR. + // Zooming can change the DPR, but it seems to report a value that will + // cleanly divide the values into the appropriate subpixels. + + function roundOffsetsByDPR(_ref, win) { + var x = _ref.x, + y = _ref.y; + var dpr = win.devicePixelRatio || 1; + return { + x: round(x * dpr) / dpr || 0, + y: round(y * dpr) / dpr || 0 + }; + } + function mapToStyles(_ref2) { + var _Object$assign2; + var popper = _ref2.popper, + popperRect = _ref2.popperRect, + placement = _ref2.placement, + variation = _ref2.variation, + offsets = _ref2.offsets, + position = _ref2.position, + gpuAcceleration = _ref2.gpuAcceleration, + adaptive = _ref2.adaptive, + roundOffsets = _ref2.roundOffsets, + isFixed = _ref2.isFixed; + var _offsets$x = offsets.x, + x = _offsets$x === void 0 ? 0 : _offsets$x, + _offsets$y = offsets.y, + y = _offsets$y === void 0 ? 0 : _offsets$y; + var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({ + x: x, + y: y + }) : { + x: x, + y: y + }; + x = _ref3.x; + y = _ref3.y; + var hasX = offsets.hasOwnProperty('x'); + var hasY = offsets.hasOwnProperty('y'); + var sideX = left; + var sideY = top; + var win = window; + if (adaptive) { + var offsetParent = getOffsetParent(popper); + var heightProp = 'clientHeight'; + var widthProp = 'clientWidth'; + if (offsetParent === getWindow(popper)) { + offsetParent = getDocumentElement(popper); + if (getComputedStyle$1(offsetParent).position !== 'static' && position === 'absolute') { + heightProp = 'scrollHeight'; + widthProp = 'scrollWidth'; + } + } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it + + offsetParent = offsetParent; + if (placement === top || (placement === left || placement === right) && variation === end) { + sideY = bottom; + var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : + // $FlowFixMe[prop-missing] + offsetParent[heightProp]; + y -= offsetY - popperRect.height; + y *= gpuAcceleration ? 1 : -1; + } + if (placement === left || (placement === top || placement === bottom) && variation === end) { + sideX = right; + var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : + // $FlowFixMe[prop-missing] + offsetParent[widthProp]; + x -= offsetX - popperRect.width; + x *= gpuAcceleration ? 1 : -1; + } + } + var commonStyles = Object.assign({ + position: position + }, adaptive && unsetSides); + var _ref4 = roundOffsets === true ? roundOffsetsByDPR({ + x: x, + y: y + }, getWindow(popper)) : { + x: x, + y: y + }; + x = _ref4.x; + y = _ref4.y; + if (gpuAcceleration) { + var _Object$assign; + return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign)); + } + return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2)); + } + function computeStyles(_ref5) { + var state = _ref5.state, + options = _ref5.options; + var _options$gpuAccelerat = options.gpuAcceleration, + gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat, + _options$adaptive = options.adaptive, + adaptive = _options$adaptive === void 0 ? true : _options$adaptive, + _options$roundOffsets = options.roundOffsets, + roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets; + var commonStyles = { + placement: getBasePlacement(state.placement), + variation: getVariation(state.placement), + popper: state.elements.popper, + popperRect: state.rects.popper, + gpuAcceleration: gpuAcceleration, + isFixed: state.options.strategy === 'fixed' + }; + if (state.modifiersData.popperOffsets != null) { + state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.popperOffsets, + position: state.options.strategy, + adaptive: adaptive, + roundOffsets: roundOffsets + }))); + } + if (state.modifiersData.arrow != null) { + state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.arrow, + position: 'absolute', + adaptive: false, + roundOffsets: roundOffsets + }))); + } + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-placement': state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var computeStyles$1 = { + name: 'computeStyles', + enabled: true, + phase: 'beforeWrite', + fn: computeStyles, + data: {} + }; + + var passive = { + passive: true + }; + function effect(_ref) { + var state = _ref.state, + instance = _ref.instance, + options = _ref.options; + var _options$scroll = options.scroll, + scroll = _options$scroll === void 0 ? true : _options$scroll, + _options$resize = options.resize, + resize = _options$resize === void 0 ? true : _options$resize; + var window = getWindow(state.elements.popper); + var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper); + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.addEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.addEventListener('resize', instance.update, passive); + } + return function () { + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.removeEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.removeEventListener('resize', instance.update, passive); + } + }; + } // eslint-disable-next-line import/no-unused-modules + + var eventListeners = { + name: 'eventListeners', + enabled: true, + phase: 'write', + fn: function fn() {}, + effect: effect, + data: {} + }; + + var hash$1 = { + left: 'right', + right: 'left', + bottom: 'top', + top: 'bottom' + }; + function getOppositePlacement(placement) { + return placement.replace(/left|right|bottom|top/g, function (matched) { + return hash$1[matched]; + }); + } + + var hash = { + start: 'end', + end: 'start' + }; + function getOppositeVariationPlacement(placement) { + return placement.replace(/start|end/g, function (matched) { + return hash[matched]; + }); + } + + function getWindowScroll(node) { + var win = getWindow(node); + var scrollLeft = win.pageXOffset; + var scrollTop = win.pageYOffset; + return { + scrollLeft: scrollLeft, + scrollTop: scrollTop + }; + } + + function getWindowScrollBarX(element) { + // If has a CSS width greater than the viewport, then this will be + // incorrect for RTL. + // Popper 1 is broken in this case and never had a bug report so let's assume + // it's not an issue. I don't think anyone ever specifies width on + // anyway. + // Browsers where the left scrollbar doesn't cause an issue report `0` for + // this (e.g. Edge 2019, IE11, Safari) + return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft; + } + + function getViewportRect(element, strategy) { + var win = getWindow(element); + var html = getDocumentElement(element); + var visualViewport = win.visualViewport; + var width = html.clientWidth; + var height = html.clientHeight; + var x = 0; + var y = 0; + if (visualViewport) { + width = visualViewport.width; + height = visualViewport.height; + var layoutViewport = isLayoutViewport(); + if (layoutViewport || !layoutViewport && strategy === 'fixed') { + x = visualViewport.offsetLeft; + y = visualViewport.offsetTop; + } + } + return { + width: width, + height: height, + x: x + getWindowScrollBarX(element), + y: y + }; + } + + // of the `` and `` rect bounds if horizontally scrollable + + function getDocumentRect(element) { + var _element$ownerDocumen; + var html = getDocumentElement(element); + var winScroll = getWindowScroll(element); + var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body; + var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0); + var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0); + var x = -winScroll.scrollLeft + getWindowScrollBarX(element); + var y = -winScroll.scrollTop; + if (getComputedStyle$1(body || html).direction === 'rtl') { + x += max(html.clientWidth, body ? body.clientWidth : 0) - width; + } + return { + width: width, + height: height, + x: x, + y: y + }; + } + + function isScrollParent(element) { + // Firefox wants us to check `-x` and `-y` variations as well + var _getComputedStyle = getComputedStyle$1(element), + overflow = _getComputedStyle.overflow, + overflowX = _getComputedStyle.overflowX, + overflowY = _getComputedStyle.overflowY; + return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX); + } + + function getScrollParent(node) { + if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) { + // $FlowFixMe[incompatible-return]: assume body is always available + return node.ownerDocument.body; + } + if (isHTMLElement(node) && isScrollParent(node)) { + return node; + } + return getScrollParent(getParentNode(node)); + } + + /* + given a DOM element, return the list of all scroll parents, up the list of ancesors + until we get to the top window object. This list is what we attach scroll listeners + to, because if any of these parent elements scroll, we'll need to re-calculate the + reference element's position. + */ + + function listScrollParents(element, list) { + var _element$ownerDocumen; + if (list === void 0) { + list = []; + } + var scrollParent = getScrollParent(element); + var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body); + var win = getWindow(scrollParent); + var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent; + var updatedList = list.concat(target); + return isBody ? updatedList : + // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here + updatedList.concat(listScrollParents(getParentNode(target))); + } + + function rectToClientRect(rect) { + return Object.assign({}, rect, { + left: rect.x, + top: rect.y, + right: rect.x + rect.width, + bottom: rect.y + rect.height + }); + } + + function getInnerBoundingClientRect(element, strategy) { + var rect = getBoundingClientRect(element, false, strategy === 'fixed'); + rect.top = rect.top + element.clientTop; + rect.left = rect.left + element.clientLeft; + rect.bottom = rect.top + element.clientHeight; + rect.right = rect.left + element.clientWidth; + rect.width = element.clientWidth; + rect.height = element.clientHeight; + rect.x = rect.left; + rect.y = rect.top; + return rect; + } + function getClientRectFromMixedType(element, clippingParent, strategy) { + return clippingParent === viewport ? rectToClientRect(getViewportRect(element, strategy)) : isElement$1(clippingParent) ? getInnerBoundingClientRect(clippingParent, strategy) : rectToClientRect(getDocumentRect(getDocumentElement(element))); + } // A "clipping parent" is an overflowable container with the characteristic of + // clipping (or hiding) overflowing elements with a position different from + // `initial` + + function getClippingParents(element) { + var clippingParents = listScrollParents(getParentNode(element)); + var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle$1(element).position) >= 0; + var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element; + if (!isElement$1(clipperElement)) { + return []; + } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414 + + return clippingParents.filter(function (clippingParent) { + return isElement$1(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body'; + }); + } // Gets the maximum area that the element is visible in due to any number of + // clipping parents + + function getClippingRect(element, boundary, rootBoundary, strategy) { + var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary); + var clippingParents = [].concat(mainClippingParents, [rootBoundary]); + var firstClippingParent = clippingParents[0]; + var clippingRect = clippingParents.reduce(function (accRect, clippingParent) { + var rect = getClientRectFromMixedType(element, clippingParent, strategy); + accRect.top = max(rect.top, accRect.top); + accRect.right = min(rect.right, accRect.right); + accRect.bottom = min(rect.bottom, accRect.bottom); + accRect.left = max(rect.left, accRect.left); + return accRect; + }, getClientRectFromMixedType(element, firstClippingParent, strategy)); + clippingRect.width = clippingRect.right - clippingRect.left; + clippingRect.height = clippingRect.bottom - clippingRect.top; + clippingRect.x = clippingRect.left; + clippingRect.y = clippingRect.top; + return clippingRect; + } + + function computeOffsets(_ref) { + var reference = _ref.reference, + element = _ref.element, + placement = _ref.placement; + var basePlacement = placement ? getBasePlacement(placement) : null; + var variation = placement ? getVariation(placement) : null; + var commonX = reference.x + reference.width / 2 - element.width / 2; + var commonY = reference.y + reference.height / 2 - element.height / 2; + var offsets; + switch (basePlacement) { + case top: + offsets = { + x: commonX, + y: reference.y - element.height + }; + break; + case bottom: + offsets = { + x: commonX, + y: reference.y + reference.height + }; + break; + case right: + offsets = { + x: reference.x + reference.width, + y: commonY + }; + break; + case left: + offsets = { + x: reference.x - element.width, + y: commonY + }; + break; + default: + offsets = { + x: reference.x, + y: reference.y + }; + } + var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null; + if (mainAxis != null) { + var len = mainAxis === 'y' ? 'height' : 'width'; + switch (variation) { + case start: + offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2); + break; + case end: + offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2); + break; + } + } + return offsets; + } + + function detectOverflow(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + _options$placement = _options.placement, + placement = _options$placement === void 0 ? state.placement : _options$placement, + _options$strategy = _options.strategy, + strategy = _options$strategy === void 0 ? state.strategy : _options$strategy, + _options$boundary = _options.boundary, + boundary = _options$boundary === void 0 ? clippingParents : _options$boundary, + _options$rootBoundary = _options.rootBoundary, + rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary, + _options$elementConte = _options.elementContext, + elementContext = _options$elementConte === void 0 ? popper : _options$elementConte, + _options$altBoundary = _options.altBoundary, + altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary, + _options$padding = _options.padding, + padding = _options$padding === void 0 ? 0 : _options$padding; + var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + var altContext = elementContext === popper ? reference : popper; + var popperRect = state.rects.popper; + var element = state.elements[altBoundary ? altContext : elementContext]; + var clippingClientRect = getClippingRect(isElement$1(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary, strategy); + var referenceClientRect = getBoundingClientRect(state.elements.reference); + var popperOffsets = computeOffsets({ + reference: referenceClientRect, + element: popperRect, + strategy: 'absolute', + placement: placement + }); + var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets)); + var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect + // 0 or negative = within the clipping rect + + var overflowOffsets = { + top: clippingClientRect.top - elementClientRect.top + paddingObject.top, + bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom, + left: clippingClientRect.left - elementClientRect.left + paddingObject.left, + right: elementClientRect.right - clippingClientRect.right + paddingObject.right + }; + var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element + + if (elementContext === popper && offsetData) { + var offset = offsetData[placement]; + Object.keys(overflowOffsets).forEach(function (key) { + var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1; + var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x'; + overflowOffsets[key] += offset[axis] * multiply; + }); + } + return overflowOffsets; + } + + function computeAutoPlacement(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + placement = _options.placement, + boundary = _options.boundary, + rootBoundary = _options.rootBoundary, + padding = _options.padding, + flipVariations = _options.flipVariations, + _options$allowedAutoP = _options.allowedAutoPlacements, + allowedAutoPlacements = _options$allowedAutoP === void 0 ? placements : _options$allowedAutoP; + var variation = getVariation(placement); + var placements$1 = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) { + return getVariation(placement) === variation; + }) : basePlacements; + var allowedPlacements = placements$1.filter(function (placement) { + return allowedAutoPlacements.indexOf(placement) >= 0; + }); + if (allowedPlacements.length === 0) { + allowedPlacements = placements$1; + } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions... + + var overflows = allowedPlacements.reduce(function (acc, placement) { + acc[placement] = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding + })[getBasePlacement(placement)]; + return acc; + }, {}); + return Object.keys(overflows).sort(function (a, b) { + return overflows[a] - overflows[b]; + }); + } + + function getExpandedFallbackPlacements(placement) { + if (getBasePlacement(placement) === auto) { + return []; + } + var oppositePlacement = getOppositePlacement(placement); + return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)]; + } + function flip(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + if (state.modifiersData[name]._skip) { + return; + } + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis, + specifiedFallbackPlacements = options.fallbackPlacements, + padding = options.padding, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + _options$flipVariatio = options.flipVariations, + flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio, + allowedAutoPlacements = options.allowedAutoPlacements; + var preferredPlacement = state.options.placement; + var basePlacement = getBasePlacement(preferredPlacement); + var isBasePlacement = basePlacement === preferredPlacement; + var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement)); + var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) { + return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + flipVariations: flipVariations, + allowedAutoPlacements: allowedAutoPlacements + }) : placement); + }, []); + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var checksMap = new Map(); + var makeFallbackChecks = true; + var firstFittingPlacement = placements[0]; + for (var i = 0; i < placements.length; i++) { + var placement = placements[i]; + var _basePlacement = getBasePlacement(placement); + var isStartVariation = getVariation(placement) === start; + var isVertical = [top, bottom].indexOf(_basePlacement) >= 0; + var len = isVertical ? 'width' : 'height'; + var overflow = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + altBoundary: altBoundary, + padding: padding + }); + var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top; + if (referenceRect[len] > popperRect[len]) { + mainVariationSide = getOppositePlacement(mainVariationSide); + } + var altVariationSide = getOppositePlacement(mainVariationSide); + var checks = []; + if (checkMainAxis) { + checks.push(overflow[_basePlacement] <= 0); + } + if (checkAltAxis) { + checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0); + } + if (checks.every(function (check) { + return check; + })) { + firstFittingPlacement = placement; + makeFallbackChecks = false; + break; + } + checksMap.set(placement, checks); + } + if (makeFallbackChecks) { + // `2` may be desired in some cases – research later + var numberOfChecks = flipVariations ? 3 : 1; + var _loop = function _loop(_i) { + var fittingPlacement = placements.find(function (placement) { + var checks = checksMap.get(placement); + if (checks) { + return checks.slice(0, _i).every(function (check) { + return check; + }); + } + }); + if (fittingPlacement) { + firstFittingPlacement = fittingPlacement; + return "break"; + } + }; + for (var _i = numberOfChecks; _i > 0; _i--) { + var _ret = _loop(_i); + if (_ret === "break") break; + } + } + if (state.placement !== firstFittingPlacement) { + state.modifiersData[name]._skip = true; + state.placement = firstFittingPlacement; + state.reset = true; + } + } // eslint-disable-next-line import/no-unused-modules + + var flip$1 = { + name: 'flip', + enabled: true, + phase: 'main', + fn: flip, + requiresIfExists: ['offset'], + data: { + _skip: false + } + }; + + function getSideOffsets(overflow, rect, preventedOffsets) { + if (preventedOffsets === void 0) { + preventedOffsets = { + x: 0, + y: 0 + }; + } + return { + top: overflow.top - rect.height - preventedOffsets.y, + right: overflow.right - rect.width + preventedOffsets.x, + bottom: overflow.bottom - rect.height + preventedOffsets.y, + left: overflow.left - rect.width - preventedOffsets.x + }; + } + function isAnySideFullyClipped(overflow) { + return [top, right, bottom, left].some(function (side) { + return overflow[side] >= 0; + }); + } + function hide(_ref) { + var state = _ref.state, + name = _ref.name; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var preventedOffsets = state.modifiersData.preventOverflow; + var referenceOverflow = detectOverflow(state, { + elementContext: 'reference' + }); + var popperAltOverflow = detectOverflow(state, { + altBoundary: true + }); + var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect); + var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets); + var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets); + var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets); + state.modifiersData[name] = { + referenceClippingOffsets: referenceClippingOffsets, + popperEscapeOffsets: popperEscapeOffsets, + isReferenceHidden: isReferenceHidden, + hasPopperEscaped: hasPopperEscaped + }; + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-reference-hidden': isReferenceHidden, + 'data-popper-escaped': hasPopperEscaped + }); + } // eslint-disable-next-line import/no-unused-modules + + var hide$1 = { + name: 'hide', + enabled: true, + phase: 'main', + requiresIfExists: ['preventOverflow'], + fn: hide + }; + + function distanceAndSkiddingToXY(placement, rects, offset) { + var basePlacement = getBasePlacement(placement); + var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1; + var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, { + placement: placement + })) : offset, + skidding = _ref[0], + distance = _ref[1]; + skidding = skidding || 0; + distance = (distance || 0) * invertDistance; + return [left, right].indexOf(basePlacement) >= 0 ? { + x: distance, + y: skidding + } : { + x: skidding, + y: distance + }; + } + function offset(_ref2) { + var state = _ref2.state, + options = _ref2.options, + name = _ref2.name; + var _options$offset = options.offset, + offset = _options$offset === void 0 ? [0, 0] : _options$offset; + var data = placements.reduce(function (acc, placement) { + acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset); + return acc; + }, {}); + var _data$state$placement = data[state.placement], + x = _data$state$placement.x, + y = _data$state$placement.y; + if (state.modifiersData.popperOffsets != null) { + state.modifiersData.popperOffsets.x += x; + state.modifiersData.popperOffsets.y += y; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var offset$1 = { + name: 'offset', + enabled: true, + phase: 'main', + requires: ['popperOffsets'], + fn: offset + }; + + function popperOffsets(_ref) { + var state = _ref.state, + name = _ref.name; + // Offsets are the actual position the popper needs to have to be + // properly positioned near its reference element + // This is the most basic placement, and will be adjusted by + // the modifiers in the next step + state.modifiersData[name] = computeOffsets({ + reference: state.rects.reference, + element: state.rects.popper, + strategy: 'absolute', + placement: state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var popperOffsets$1 = { + name: 'popperOffsets', + enabled: true, + phase: 'read', + fn: popperOffsets, + data: {} + }; + + function getAltAxis(axis) { + return axis === 'x' ? 'y' : 'x'; + } + + function preventOverflow(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + padding = options.padding, + _options$tether = options.tether, + tether = _options$tether === void 0 ? true : _options$tether, + _options$tetherOffset = options.tetherOffset, + tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset; + var overflow = detectOverflow(state, { + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + altBoundary: altBoundary + }); + var basePlacement = getBasePlacement(state.placement); + var variation = getVariation(state.placement); + var isBasePlacement = !variation; + var mainAxis = getMainAxisFromPlacement(basePlacement); + var altAxis = getAltAxis(mainAxis); + var popperOffsets = state.modifiersData.popperOffsets; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, { + placement: state.placement + })) : tetherOffset; + var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? { + mainAxis: tetherOffsetValue, + altAxis: tetherOffsetValue + } : Object.assign({ + mainAxis: 0, + altAxis: 0 + }, tetherOffsetValue); + var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null; + var data = { + x: 0, + y: 0 + }; + if (!popperOffsets) { + return; + } + if (checkMainAxis) { + var _offsetModifierState$; + var mainSide = mainAxis === 'y' ? top : left; + var altSide = mainAxis === 'y' ? bottom : right; + var len = mainAxis === 'y' ? 'height' : 'width'; + var offset = popperOffsets[mainAxis]; + var min$1 = offset + overflow[mainSide]; + var max$1 = offset - overflow[altSide]; + var additive = tether ? -popperRect[len] / 2 : 0; + var minLen = variation === start ? referenceRect[len] : popperRect[len]; + var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go + // outside the reference bounds + + var arrowElement = state.elements.arrow; + var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : { + width: 0, + height: 0 + }; + var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject(); + var arrowPaddingMin = arrowPaddingObject[mainSide]; + var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want + // to include its full size in the calculation. If the reference is small + // and near the edge of a boundary, the popper can overflow even if the + // reference is not overflowing as well (e.g. virtual elements with no + // width or height) + + var arrowLen = within(0, referenceRect[len], arrowRect[len]); + var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis; + var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis; + var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow); + var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0; + var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0; + var tetherMin = offset + minOffset - offsetModifierValue - clientOffset; + var tetherMax = offset + maxOffset - offsetModifierValue; + var preventedOffset = within(tether ? min(min$1, tetherMin) : min$1, offset, tether ? max(max$1, tetherMax) : max$1); + popperOffsets[mainAxis] = preventedOffset; + data[mainAxis] = preventedOffset - offset; + } + if (checkAltAxis) { + var _offsetModifierState$2; + var _mainSide = mainAxis === 'x' ? top : left; + var _altSide = mainAxis === 'x' ? bottom : right; + var _offset = popperOffsets[altAxis]; + var _len = altAxis === 'y' ? 'height' : 'width'; + var _min = _offset + overflow[_mainSide]; + var _max = _offset - overflow[_altSide]; + var isOriginSide = [top, left].indexOf(basePlacement) !== -1; + var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0; + var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis; + var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max; + var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max); + popperOffsets[altAxis] = _preventedOffset; + data[altAxis] = _preventedOffset - _offset; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var preventOverflow$1 = { + name: 'preventOverflow', + enabled: true, + phase: 'main', + fn: preventOverflow, + requiresIfExists: ['offset'] + }; + + function getHTMLElementScroll(element) { + return { + scrollLeft: element.scrollLeft, + scrollTop: element.scrollTop + }; + } + + function getNodeScroll(node) { + if (node === getWindow(node) || !isHTMLElement(node)) { + return getWindowScroll(node); + } else { + return getHTMLElementScroll(node); + } + } + + function isElementScaled(element) { + var rect = element.getBoundingClientRect(); + var scaleX = round(rect.width) / element.offsetWidth || 1; + var scaleY = round(rect.height) / element.offsetHeight || 1; + return scaleX !== 1 || scaleY !== 1; + } // Returns the composite rect of an element relative to its offsetParent. + // Composite means it takes into account transforms as well as layout. + + function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) { + if (isFixed === void 0) { + isFixed = false; + } + var isOffsetParentAnElement = isHTMLElement(offsetParent); + var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent); + var documentElement = getDocumentElement(offsetParent); + var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed); + var scroll = { + scrollLeft: 0, + scrollTop: 0 + }; + var offsets = { + x: 0, + y: 0 + }; + if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { + if (getNodeName(offsetParent) !== 'body' || + // https://github.com/popperjs/popper-core/issues/1078 + isScrollParent(documentElement)) { + scroll = getNodeScroll(offsetParent); + } + if (isHTMLElement(offsetParent)) { + offsets = getBoundingClientRect(offsetParent, true); + offsets.x += offsetParent.clientLeft; + offsets.y += offsetParent.clientTop; + } else if (documentElement) { + offsets.x = getWindowScrollBarX(documentElement); + } + } + return { + x: rect.left + scroll.scrollLeft - offsets.x, + y: rect.top + scroll.scrollTop - offsets.y, + width: rect.width, + height: rect.height + }; + } + + function order(modifiers) { + var map = new Map(); + var visited = new Set(); + var result = []; + modifiers.forEach(function (modifier) { + map.set(modifier.name, modifier); + }); // On visiting object, check for its dependencies and visit them recursively + + function sort(modifier) { + visited.add(modifier.name); + var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []); + requires.forEach(function (dep) { + if (!visited.has(dep)) { + var depModifier = map.get(dep); + if (depModifier) { + sort(depModifier); + } + } + }); + result.push(modifier); + } + modifiers.forEach(function (modifier) { + if (!visited.has(modifier.name)) { + // check for visited object + sort(modifier); + } + }); + return result; + } + function orderModifiers(modifiers) { + // order based on dependencies + var orderedModifiers = order(modifiers); // order based on phase + + return modifierPhases.reduce(function (acc, phase) { + return acc.concat(orderedModifiers.filter(function (modifier) { + return modifier.phase === phase; + })); + }, []); + } + + function debounce(fn) { + var pending; + return function () { + if (!pending) { + pending = new Promise(function (resolve) { + Promise.resolve().then(function () { + pending = undefined; + resolve(fn()); + }); + }); + } + return pending; + }; + } + + function mergeByName(modifiers) { + var merged = modifiers.reduce(function (merged, current) { + var existing = merged[current.name]; + merged[current.name] = existing ? Object.assign({}, existing, current, { + options: Object.assign({}, existing.options, current.options), + data: Object.assign({}, existing.data, current.data) + }) : current; + return merged; + }, {}); // IE11 does not support Object.values + + return Object.keys(merged).map(function (key) { + return merged[key]; + }); + } + + var DEFAULT_OPTIONS = { + placement: 'bottom', + modifiers: [], + strategy: 'absolute' + }; + function areValidElements() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + return !args.some(function (element) { + return !(element && typeof element.getBoundingClientRect === 'function'); + }); + } + function popperGenerator(generatorOptions) { + if (generatorOptions === void 0) { + generatorOptions = {}; + } + var _generatorOptions = generatorOptions, + _generatorOptions$def = _generatorOptions.defaultModifiers, + defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def, + _generatorOptions$def2 = _generatorOptions.defaultOptions, + defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2; + return function createPopper(reference, popper, options) { + if (options === void 0) { + options = defaultOptions; + } + var state = { + placement: 'bottom', + orderedModifiers: [], + options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions), + modifiersData: {}, + elements: { + reference: reference, + popper: popper + }, + attributes: {}, + styles: {} + }; + var effectCleanupFns = []; + var isDestroyed = false; + var instance = { + state: state, + setOptions: function setOptions(setOptionsAction) { + var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction; + cleanupModifierEffects(); + state.options = Object.assign({}, defaultOptions, state.options, options); + state.scrollParents = { + reference: isElement$1(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [], + popper: listScrollParents(popper) + }; // Orders the modifiers based on their dependencies and `phase` + // properties + + var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers + + state.orderedModifiers = orderedModifiers.filter(function (m) { + return m.enabled; + }); + runModifierEffects(); + return instance.update(); + }, + // Sync update – it will always be executed, even if not necessary. This + // is useful for low frequency updates where sync behavior simplifies the + // logic. + // For high frequency updates (e.g. `resize` and `scroll` events), always + // prefer the async Popper#update method + forceUpdate: function forceUpdate() { + if (isDestroyed) { + return; + } + var _state$elements = state.elements, + reference = _state$elements.reference, + popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements + // anymore + + if (!areValidElements(reference, popper)) { + return; + } // Store the reference and popper rects to be read by modifiers + + state.rects = { + reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'), + popper: getLayoutRect(popper) + }; // Modifiers have the ability to reset the current update cycle. The + // most common use case for this is the `flip` modifier changing the + // placement, which then needs to re-run all the modifiers, because the + // logic was previously ran for the previous placement and is therefore + // stale/incorrect + + state.reset = false; + state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier + // is filled with the initial data specified by the modifier. This means + // it doesn't persist and is fresh on each update. + // To ensure persistent data, use `${name}#persistent` + + state.orderedModifiers.forEach(function (modifier) { + return state.modifiersData[modifier.name] = Object.assign({}, modifier.data); + }); + for (var index = 0; index < state.orderedModifiers.length; index++) { + if (state.reset === true) { + state.reset = false; + index = -1; + continue; + } + var _state$orderedModifie = state.orderedModifiers[index], + fn = _state$orderedModifie.fn, + _state$orderedModifie2 = _state$orderedModifie.options, + _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2, + name = _state$orderedModifie.name; + if (typeof fn === 'function') { + state = fn({ + state: state, + options: _options, + name: name, + instance: instance + }) || state; + } + } + }, + // Async and optimistically optimized update – it will not be executed if + // not necessary (debounced to run at most once-per-tick) + update: debounce(function () { + return new Promise(function (resolve) { + instance.forceUpdate(); + resolve(state); + }); + }), + destroy: function destroy() { + cleanupModifierEffects(); + isDestroyed = true; + } + }; + if (!areValidElements(reference, popper)) { + return instance; + } + instance.setOptions(options).then(function (state) { + if (!isDestroyed && options.onFirstUpdate) { + options.onFirstUpdate(state); + } + }); // Modifiers have the ability to execute arbitrary code before the first + // update cycle runs. They will be executed in the same order as the update + // cycle. This is useful when a modifier adds some persistent data that + // other modifiers need to use, but the modifier is run after the dependent + // one. + + function runModifierEffects() { + state.orderedModifiers.forEach(function (_ref) { + var name = _ref.name, + _ref$options = _ref.options, + options = _ref$options === void 0 ? {} : _ref$options, + effect = _ref.effect; + if (typeof effect === 'function') { + var cleanupFn = effect({ + state: state, + name: name, + instance: instance, + options: options + }); + var noopFn = function noopFn() {}; + effectCleanupFns.push(cleanupFn || noopFn); + } + }); + } + function cleanupModifierEffects() { + effectCleanupFns.forEach(function (fn) { + return fn(); + }); + effectCleanupFns = []; + } + return instance; + }; + } + var createPopper$2 = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers$1 = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1]; + var createPopper$1 = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers$1 + }); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1]; + var createPopper = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers + }); // eslint-disable-next-line import/no-unused-modules + + var Popper = /*#__PURE__*/Object.freeze({ + __proto__: null, + afterMain: afterMain, + afterRead: afterRead, + afterWrite: afterWrite, + applyStyles: applyStyles$1, + arrow: arrow$1, + auto: auto, + basePlacements: basePlacements, + beforeMain: beforeMain, + beforeRead: beforeRead, + beforeWrite: beforeWrite, + bottom: bottom, + clippingParents: clippingParents, + computeStyles: computeStyles$1, + createPopper: createPopper, + createPopperBase: createPopper$2, + createPopperLite: createPopper$1, + detectOverflow: detectOverflow, + end: end, + eventListeners: eventListeners, + flip: flip$1, + hide: hide$1, + left: left, + main: main, + modifierPhases: modifierPhases, + offset: offset$1, + placements: placements, + popper: popper, + popperGenerator: popperGenerator, + popperOffsets: popperOffsets$1, + preventOverflow: preventOverflow$1, + read: read, + reference: reference, + right: right, + start: start, + top: top, + variationPlacements: variationPlacements, + viewport: viewport, + write: write + }); + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/data.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + /** + * Constants + */ + + const elementMap = new Map(); + var Data = { + set(element, key, instance) { + if (!elementMap.has(element)) { + elementMap.set(element, new Map()); + } + const instanceMap = elementMap.get(element); + + // make it clear we only want one instance per element + // can be removed later when multiple key/instances are fine to be used + if (!instanceMap.has(key) && instanceMap.size !== 0) { + // eslint-disable-next-line no-console + console.error("Bootstrap doesn't allow more than one instance per element. Bound instance: ".concat(Array.from(instanceMap.keys())[0], ".")); + return; + } + instanceMap.set(key, instance); + }, + get(element, key) { + if (elementMap.has(element)) { + return elementMap.get(element).get(key) || null; + } + return null; + }, + remove(element, key) { + if (!elementMap.has(element)) { + return; + } + const instanceMap = elementMap.get(element); + instanceMap.delete(key); + + // free up element references if there are no instances left for an element + if (instanceMap.size === 0) { + elementMap.delete(element); + } + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/index.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const MAX_UID = 1000000; + const MILLISECONDS_MULTIPLIER = 1000; + const TRANSITION_END = 'transitionend'; + + /** + * Properly escape IDs selectors to handle weird IDs + * @param {string} selector + * @returns {string} + */ + const parseSelector = selector => { + if (selector && window.CSS && window.CSS.escape) { + // document.querySelector needs escaping to handle IDs (html5+) containing for instance / + selector = selector.replace(/#([^\s"#']+)/g, (match, id) => "#".concat(CSS.escape(id))); + } + return selector; + }; + + // Shout-out Angus Croll (https://goo.gl/pxwQGp) + const toType = object => { + if (object === null || object === undefined) { + return "".concat(object); + } + return Object.prototype.toString.call(object).match(/\s([a-z]+)/i)[1].toLowerCase(); + }; + + /** + * Public Util API + */ + + const getUID = prefix => { + do { + prefix += Math.floor(Math.random() * MAX_UID); + } while (document.getElementById(prefix)); + return prefix; + }; + const getTransitionDurationFromElement = element => { + if (!element) { + return 0; + } + + // Get transition-duration of the element + let { + transitionDuration, + transitionDelay + } = window.getComputedStyle(element); + const floatTransitionDuration = Number.parseFloat(transitionDuration); + const floatTransitionDelay = Number.parseFloat(transitionDelay); + + // Return 0 if element or transition duration is not found + if (!floatTransitionDuration && !floatTransitionDelay) { + return 0; + } + + // If multiple durations are defined, take the first + transitionDuration = transitionDuration.split(',')[0]; + transitionDelay = transitionDelay.split(',')[0]; + return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; + }; + const triggerTransitionEnd = element => { + element.dispatchEvent(new Event(TRANSITION_END)); + }; + const isElement = object => { + if (!object || typeof object !== 'object') { + return false; + } + if (typeof object.jquery !== 'undefined') { + object = object[0]; + } + return typeof object.nodeType !== 'undefined'; + }; + const getElement = object => { + // it's a jQuery object or a node element + if (isElement(object)) { + return object.jquery ? object[0] : object; + } + if (typeof object === 'string' && object.length > 0) { + return document.querySelector(parseSelector(object)); + } + return null; + }; + const isVisible = element => { + if (!isElement(element) || element.getClientRects().length === 0) { + return false; + } + const elementIsVisible = getComputedStyle(element).getPropertyValue('visibility') === 'visible'; + // Handle `details` element as its content may falsie appear visible when it is closed + const closedDetails = element.closest('details:not([open])'); + if (!closedDetails) { + return elementIsVisible; + } + if (closedDetails !== element) { + const summary = element.closest('summary'); + if (summary && summary.parentNode !== closedDetails) { + return false; + } + if (summary === null) { + return false; + } + } + return elementIsVisible; + }; + const isDisabled = element => { + if (!element || element.nodeType !== Node.ELEMENT_NODE) { + return true; + } + if (element.classList.contains('disabled')) { + return true; + } + if (typeof element.disabled !== 'undefined') { + return element.disabled; + } + return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; + }; + const findShadowRoot = element => { + if (!document.documentElement.attachShadow) { + return null; + } + + // Can find the shadow root otherwise it'll return the document + if (typeof element.getRootNode === 'function') { + const root = element.getRootNode(); + return root instanceof ShadowRoot ? root : null; + } + if (element instanceof ShadowRoot) { + return element; + } + + // when we don't find a shadow root + if (!element.parentNode) { + return null; + } + return findShadowRoot(element.parentNode); + }; + const noop = () => {}; + + /** + * Trick to restart an element's animation + * + * @param {HTMLElement} element + * @return void + * + * @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation + */ + const reflow = element => { + element.offsetHeight; // eslint-disable-line no-unused-expressions + }; + const getjQuery = () => { + if (window.jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { + return window.jQuery; + } + return null; + }; + const DOMContentLoadedCallbacks = []; + const onDOMContentLoaded = callback => { + if (document.readyState === 'loading') { + // add listener on the first call when the document is in loading state + if (!DOMContentLoadedCallbacks.length) { + document.addEventListener('DOMContentLoaded', () => { + for (const callback of DOMContentLoadedCallbacks) { + callback(); + } + }); + } + DOMContentLoadedCallbacks.push(callback); + } else { + callback(); + } + }; + const isRTL = () => document.documentElement.dir === 'rtl'; + const defineJQueryPlugin = plugin => { + onDOMContentLoaded(() => { + const $ = getjQuery(); + /* istanbul ignore if */ + if ($) { + const name = plugin.NAME; + const JQUERY_NO_CONFLICT = $.fn[name]; + $.fn[name] = plugin.jQueryInterface; + $.fn[name].Constructor = plugin; + $.fn[name].noConflict = () => { + $.fn[name] = JQUERY_NO_CONFLICT; + return plugin.jQueryInterface; + }; + } + }); + }; + const execute = function (possibleCallback) { + let args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; + let defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : possibleCallback; + return typeof possibleCallback === 'function' ? possibleCallback(...args) : defaultValue; + }; + const executeAfterTransition = function (callback, transitionElement) { + let waitForTransition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + if (!waitForTransition) { + execute(callback); + return; + } + const durationPadding = 5; + const emulatedDuration = getTransitionDurationFromElement(transitionElement) + durationPadding; + let called = false; + const handler = _ref => { + let { + target + } = _ref; + if (target !== transitionElement) { + return; + } + called = true; + transitionElement.removeEventListener(TRANSITION_END, handler); + execute(callback); + }; + transitionElement.addEventListener(TRANSITION_END, handler); + setTimeout(() => { + if (!called) { + triggerTransitionEnd(transitionElement); + } + }, emulatedDuration); + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/event-handler.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const namespaceRegex = /[^.]*(?=\..*)\.|.*/; + const stripNameRegex = /\..*/; + const stripUidRegex = /::\d+$/; + const eventRegistry = {}; // Events storage + let uidEvent = 1; + const customEvents = { + mouseenter: 'mouseover', + mouseleave: 'mouseout' + }; + const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']); + + /** + * Private methods + */ + + function makeEventUid(element, uid) { + return uid && "".concat(uid, "::").concat(uidEvent++) || element.uidEvent || uidEvent++; + } + function getElementEvents(element) { + const uid = makeEventUid(element); + element.uidEvent = uid; + eventRegistry[uid] = eventRegistry[uid] || {}; + return eventRegistry[uid]; + } + function bootstrapHandler(element, fn) { + return function handler(event) { + hydrateObj(event, { + delegateTarget: element + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, fn); + } + return fn.apply(element, [event]); + }; + } + function bootstrapDelegationHandler(element, selector, fn) { + return function handler(event) { + const domElements = element.querySelectorAll(selector); + for (let { + target + } = event; target && target !== this; target = target.parentNode) { + for (const domElement of domElements) { + if (domElement !== target) { + continue; + } + hydrateObj(event, { + delegateTarget: target + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, selector, fn); + } + return fn.apply(target, [event]); + } + } + }; + } + function findHandler(events, callable) { + let delegationSelector = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + return Object.values(events).find(event => event.callable === callable && event.delegationSelector === delegationSelector); + } + function normalizeParameters(originalTypeEvent, handler, delegationFunction) { + const isDelegated = typeof handler === 'string'; + // TODO: tooltip passes `false` instead of selector, so we need to check + const callable = isDelegated ? delegationFunction : handler || delegationFunction; + let typeEvent = getTypeEvent(originalTypeEvent); + if (!nativeEvents.has(typeEvent)) { + typeEvent = originalTypeEvent; + } + return [isDelegated, callable, typeEvent]; + } + function addHandler(element, originalTypeEvent, handler, delegationFunction, oneOff) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + let [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + + // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position + // this prevents the handler from being dispatched the same way as mouseover or mouseout does + if (originalTypeEvent in customEvents) { + const wrapFunction = fn => { + return function (event) { + if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) { + return fn.call(this, event); + } + }; + }; + callable = wrapFunction(callable); + } + const events = getElementEvents(element); + const handlers = events[typeEvent] || (events[typeEvent] = {}); + const previousFunction = findHandler(handlers, callable, isDelegated ? handler : null); + if (previousFunction) { + previousFunction.oneOff = previousFunction.oneOff && oneOff; + return; + } + const uid = makeEventUid(callable, originalTypeEvent.replace(namespaceRegex, '')); + const fn = isDelegated ? bootstrapDelegationHandler(element, handler, callable) : bootstrapHandler(element, callable); + fn.delegationSelector = isDelegated ? handler : null; + fn.callable = callable; + fn.oneOff = oneOff; + fn.uidEvent = uid; + handlers[uid] = fn; + element.addEventListener(typeEvent, fn, isDelegated); + } + function removeHandler(element, events, typeEvent, handler, delegationSelector) { + const fn = findHandler(events[typeEvent], handler, delegationSelector); + if (!fn) { + return; + } + element.removeEventListener(typeEvent, fn, Boolean(delegationSelector)); + delete events[typeEvent][fn.uidEvent]; + } + function removeNamespacedHandlers(element, events, typeEvent, namespace) { + const storeElementEvent = events[typeEvent] || {}; + for (const [handlerKey, event] of Object.entries(storeElementEvent)) { + if (handlerKey.includes(namespace)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + } + function getTypeEvent(event) { + // allow to get the native events from namespaced events ('click.bs.button' --> 'click') + event = event.replace(stripNameRegex, ''); + return customEvents[event] || event; + } + const EventHandler = { + on(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, false); + }, + one(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, true); + }, + off(element, originalTypeEvent, handler, delegationFunction) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + const [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + const inNamespace = typeEvent !== originalTypeEvent; + const events = getElementEvents(element); + const storeElementEvent = events[typeEvent] || {}; + const isNamespace = originalTypeEvent.startsWith('.'); + if (typeof callable !== 'undefined') { + // Simplest case: handler is passed, remove that listener ONLY. + if (!Object.keys(storeElementEvent).length) { + return; + } + removeHandler(element, events, typeEvent, callable, isDelegated ? handler : null); + return; + } + if (isNamespace) { + for (const elementEvent of Object.keys(events)) { + removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1)); + } + } + for (const [keyHandlers, event] of Object.entries(storeElementEvent)) { + const handlerKey = keyHandlers.replace(stripUidRegex, ''); + if (!inNamespace || originalTypeEvent.includes(handlerKey)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + }, + trigger(element, event, args) { + if (typeof event !== 'string' || !element) { + return null; + } + const $ = getjQuery(); + const typeEvent = getTypeEvent(event); + const inNamespace = event !== typeEvent; + let jQueryEvent = null; + let bubbles = true; + let nativeDispatch = true; + let defaultPrevented = false; + if (inNamespace && $) { + jQueryEvent = $.Event(event, args); + $(element).trigger(jQueryEvent); + bubbles = !jQueryEvent.isPropagationStopped(); + nativeDispatch = !jQueryEvent.isImmediatePropagationStopped(); + defaultPrevented = jQueryEvent.isDefaultPrevented(); + } + const evt = hydrateObj(new Event(event, { + bubbles, + cancelable: true + }), args); + if (defaultPrevented) { + evt.preventDefault(); + } + if (nativeDispatch) { + element.dispatchEvent(evt); + } + if (evt.defaultPrevented && jQueryEvent) { + jQueryEvent.preventDefault(); + } + return evt; + } + }; + function hydrateObj(obj) { + let meta = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + for (const [key, value] of Object.entries(meta)) { + try { + obj[key] = value; + } catch { + Object.defineProperty(obj, key, { + configurable: true, + get() { + return value; + } + }); + } + } + return obj; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/manipulator.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + function normalizeData(value) { + if (value === 'true') { + return true; + } + if (value === 'false') { + return false; + } + if (value === Number(value).toString()) { + return Number(value); + } + if (value === '' || value === 'null') { + return null; + } + if (typeof value !== 'string') { + return value; + } + try { + return JSON.parse(decodeURIComponent(value)); + } catch { + return value; + } + } + function normalizeDataKey(key) { + return key.replace(/[A-Z]/g, chr => "-".concat(chr.toLowerCase())); + } + const Manipulator = { + setDataAttribute(element, key, value) { + element.setAttribute("data-bs-".concat(normalizeDataKey(key)), value); + }, + removeDataAttribute(element, key) { + element.removeAttribute("data-bs-".concat(normalizeDataKey(key))); + }, + getDataAttributes(element) { + if (!element) { + return {}; + } + const attributes = {}; + const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig')); + for (const key of bsKeys) { + let pureKey = key.replace(/^bs/, ''); + pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); + attributes[pureKey] = normalizeData(element.dataset[key]); + } + return attributes; + }, + getDataAttribute(element, key) { + return normalizeData(element.getAttribute("data-bs-".concat(normalizeDataKey(key)))); + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/config.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Class definition + */ + + class Config { + // Getters + static get Default() { + return {}; + } + static get DefaultType() { + return {}; + } + static get NAME() { + throw new Error('You have to implement the static method "NAME", for each component!'); + } + _getConfig(config) { + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + return config; + } + _mergeConfigObj(config, element) { + const jsonConfig = isElement(element) ? Manipulator.getDataAttribute(element, 'config') : {}; // try to parse + + return { + ...this.constructor.Default, + ...(typeof jsonConfig === 'object' ? jsonConfig : {}), + ...(isElement(element) ? Manipulator.getDataAttributes(element) : {}), + ...(typeof config === 'object' ? config : {}) + }; + } + _typeCheckConfig(config) { + let configTypes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.constructor.DefaultType; + for (const [property, expectedTypes] of Object.entries(configTypes)) { + const value = config[property]; + const valueType = isElement(value) ? 'element' : toType(value); + if (!new RegExp(expectedTypes).test(valueType)) { + throw new TypeError("".concat(this.constructor.NAME.toUpperCase(), ": Option \"").concat(property, "\" provided type \"").concat(valueType, "\" but expected type \"").concat(expectedTypes, "\".")); + } + } + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap base-component.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const VERSION = '5.3.3'; + + /** + * Class definition + */ + + class BaseComponent extends Config { + constructor(element, config) { + super(); + element = getElement(element); + if (!element) { + return; + } + this._element = element; + this._config = this._getConfig(config); + Data.set(this._element, this.constructor.DATA_KEY, this); + } + + // Public + dispose() { + Data.remove(this._element, this.constructor.DATA_KEY); + EventHandler.off(this._element, this.constructor.EVENT_KEY); + for (const propertyName of Object.getOwnPropertyNames(this)) { + this[propertyName] = null; + } + } + _queueCallback(callback, element) { + let isAnimated = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + executeAfterTransition(callback, element, isAnimated); + } + _getConfig(config) { + config = this._mergeConfigObj(config, this._element); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + + // Static + static getInstance(element) { + return Data.get(getElement(element), this.DATA_KEY); + } + static getOrCreateInstance(element) { + let config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + return this.getInstance(element) || new this(element, typeof config === 'object' ? config : null); + } + static get VERSION() { + return VERSION; + } + static get DATA_KEY() { + return "bs.".concat(this.NAME); + } + static get EVENT_KEY() { + return ".".concat(this.DATA_KEY); + } + static eventName(name) { + return "".concat(name).concat(this.EVENT_KEY); + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/sanitizer.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + // js-docs-start allow-list + const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i; + const DefaultAllowlist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + dd: [], + div: [], + dl: [], + dt: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'srcset', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + }; + // js-docs-end allow-list + + const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']); + + /** + * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation + * contexts. + * + * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38 + */ + // eslint-disable-next-line unicorn/better-regex + const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i; + const allowedAttribute = (attribute, allowedAttributeList) => { + const attributeName = attribute.nodeName.toLowerCase(); + if (allowedAttributeList.includes(attributeName)) { + if (uriAttributes.has(attributeName)) { + return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue)); + } + return true; + } + + // Check if a regular expression validates the attribute. + return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName)); + }; + function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) { + if (!unsafeHtml.length) { + return unsafeHtml; + } + if (sanitizeFunction && typeof sanitizeFunction === 'function') { + return sanitizeFunction(unsafeHtml); + } + const domParser = new window.DOMParser(); + const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html'); + const elements = [].concat(...createdDocument.body.querySelectorAll('*')); + for (const element of elements) { + const elementName = element.nodeName.toLowerCase(); + if (!Object.keys(allowList).includes(elementName)) { + element.remove(); + continue; + } + const attributeList = [].concat(...element.attributes); + const allowedAttributes = [].concat(allowList['*'] || [], allowList[elementName] || []); + for (const attribute of attributeList) { + if (!allowedAttribute(attribute, allowedAttributes)) { + element.removeAttribute(attribute.nodeName); + } + } + } + return createdDocument.body.innerHTML; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/selector-engine.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const getSelector = element => { + let selector = element.getAttribute('data-bs-target'); + if (!selector || selector === '#') { + let hrefAttribute = element.getAttribute('href'); + + // The only valid content that could double as a selector are IDs or classes, + // so everything starting with `#` or `.`. If a "real" URL is used as the selector, + // `document.querySelector` will rightfully complain it is invalid. + // See https://github.com/twbs/bootstrap/issues/32273 + if (!hrefAttribute || !hrefAttribute.includes('#') && !hrefAttribute.startsWith('.')) { + return null; + } + + // Just in case some CMS puts out a full URL with the anchor appended + if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) { + hrefAttribute = "#".concat(hrefAttribute.split('#')[1]); + } + selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null; + } + return selector ? selector.split(',').map(sel => parseSelector(sel)).join(',') : null; + }; + const SelectorEngine = { + find(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return [].concat(...Element.prototype.querySelectorAll.call(element, selector)); + }, + findOne(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return Element.prototype.querySelector.call(element, selector); + }, + children(element, selector) { + return [].concat(...element.children).filter(child => child.matches(selector)); + }, + parents(element, selector) { + const parents = []; + let ancestor = element.parentNode.closest(selector); + while (ancestor) { + parents.push(ancestor); + ancestor = ancestor.parentNode.closest(selector); + } + return parents; + }, + prev(element, selector) { + let previous = element.previousElementSibling; + while (previous) { + if (previous.matches(selector)) { + return [previous]; + } + previous = previous.previousElementSibling; + } + return []; + }, + // TODO: this is now unused; remove later along with prev() + next(element, selector) { + let next = element.nextElementSibling; + while (next) { + if (next.matches(selector)) { + return [next]; + } + next = next.nextElementSibling; + } + return []; + }, + focusableChildren(element) { + const focusables = ['a', 'button', 'input', 'textarea', 'select', 'details', '[tabindex]', '[contenteditable="true"]'].map(selector => "".concat(selector, ":not([tabindex^=\"-\"])")).join(','); + return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el)); + }, + getSelectorFromElement(element) { + const selector = getSelector(element); + if (selector) { + return SelectorEngine.findOne(selector) ? selector : null; + } + return null; + }, + getElementFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.findOne(selector) : null; + }, + getMultipleElementsFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.find(selector) : []; + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/template-factory.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$2 = 'TemplateFactory'; + const Default$2 = { + allowList: DefaultAllowlist, + content: {}, + // { selector : text , selector2 : text2 , } + extraClass: '', + html: false, + sanitize: true, + sanitizeFn: null, + template: '
' + }; + const DefaultType$2 = { + allowList: 'object', + content: 'object', + extraClass: '(string|function)', + html: 'boolean', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + template: 'string' + }; + const DefaultContentType = { + entry: '(string|element|function|null)', + selector: '(string|element)' + }; + + /** + * Class definition + */ + + class TemplateFactory extends Config { + constructor(config) { + super(); + this._config = this._getConfig(config); + } + + // Getters + static get Default() { + return Default$2; + } + static get DefaultType() { + return DefaultType$2; + } + static get NAME() { + return NAME$2; + } + + // Public + getContent() { + return Object.values(this._config.content).map(config => this._resolvePossibleFunction(config)).filter(Boolean); + } + hasContent() { + return this.getContent().length > 0; + } + changeContent(content) { + this._checkContent(content); + this._config.content = { + ...this._config.content, + ...content + }; + return this; + } + toHtml() { + const templateWrapper = document.createElement('div'); + templateWrapper.innerHTML = this._maybeSanitize(this._config.template); + for (const [selector, text] of Object.entries(this._config.content)) { + this._setContent(templateWrapper, text, selector); + } + const template = templateWrapper.children[0]; + const extraClass = this._resolvePossibleFunction(this._config.extraClass); + if (extraClass) { + template.classList.add(...extraClass.split(' ')); + } + return template; + } + + // Private + _typeCheckConfig(config) { + super._typeCheckConfig(config); + this._checkContent(config.content); + } + _checkContent(arg) { + for (const [selector, content] of Object.entries(arg)) { + super._typeCheckConfig({ + selector, + entry: content + }, DefaultContentType); + } + } + _setContent(template, content, selector) { + const templateElement = SelectorEngine.findOne(selector, template); + if (!templateElement) { + return; + } + content = this._resolvePossibleFunction(content); + if (!content) { + templateElement.remove(); + return; + } + if (isElement(content)) { + this._putElementInTemplate(getElement(content), templateElement); + return; + } + if (this._config.html) { + templateElement.innerHTML = this._maybeSanitize(content); + return; + } + templateElement.textContent = content; + } + _maybeSanitize(arg) { + return this._config.sanitize ? sanitizeHtml(arg, this._config.allowList, this._config.sanitizeFn) : arg; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this]); + } + _putElementInTemplate(element, templateElement) { + if (this._config.html) { + templateElement.innerHTML = ''; + templateElement.append(element); + return; + } + templateElement.textContent = element.textContent; + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap tooltip.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$1 = 'tooltip'; + const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']); + const CLASS_NAME_FADE = 'fade'; + const CLASS_NAME_MODAL = 'modal'; + const CLASS_NAME_SHOW$1 = 'show'; + const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'; + const SELECTOR_MODAL = ".".concat(CLASS_NAME_MODAL); + const EVENT_MODAL_HIDE = 'hide.bs.modal'; + const TRIGGER_HOVER = 'hover'; + const TRIGGER_FOCUS = 'focus'; + const TRIGGER_CLICK = 'click'; + const TRIGGER_MANUAL = 'manual'; + const EVENT_HIDE$1 = 'hide'; + const EVENT_HIDDEN$1 = 'hidden'; + const EVENT_SHOW$1 = 'show'; + const EVENT_SHOWN$1 = 'shown'; + const EVENT_INSERTED = 'inserted'; + const EVENT_CLICK = 'click'; + const EVENT_FOCUSIN = 'focusin'; + const EVENT_FOCUSOUT = 'focusout'; + const EVENT_MOUSEENTER = 'mouseenter'; + const EVENT_MOUSELEAVE = 'mouseleave'; + const AttachmentMap = { + AUTO: 'auto', + TOP: 'top', + RIGHT: isRTL() ? 'left' : 'right', + BOTTOM: 'bottom', + LEFT: isRTL() ? 'right' : 'left' + }; + const Default$1 = { + allowList: DefaultAllowlist, + animation: true, + boundary: 'clippingParents', + container: false, + customClass: '', + delay: 0, + fallbackPlacements: ['top', 'right', 'bottom', 'left'], + html: false, + offset: [0, 6], + placement: 'top', + popperConfig: null, + sanitize: true, + sanitizeFn: null, + selector: false, + template: '', + title: '', + trigger: 'hover focus' + }; + const DefaultType$1 = { + allowList: 'object', + animation: 'boolean', + boundary: '(string|element)', + container: '(string|element|boolean)', + customClass: '(string|function)', + delay: '(number|object)', + fallbackPlacements: 'array', + html: 'boolean', + offset: '(array|string|function)', + placement: '(string|function)', + popperConfig: '(null|object|function)', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + selector: '(string|boolean)', + template: 'string', + title: '(string|element|function)', + trigger: 'string' + }; + + /** + * Class definition + */ + + class Tooltip extends BaseComponent { + constructor(element, config) { + if (typeof Popper === 'undefined') { + throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)'); + } + super(element, config); + + // Private + this._isEnabled = true; + this._timeout = 0; + this._isHovered = null; + this._activeTrigger = {}; + this._popper = null; + this._templateFactory = null; + this._newContent = null; + + // Protected + this.tip = null; + this._setListeners(); + if (!this._config.selector) { + this._fixTitle(); + } + } + + // Getters + static get Default() { + return Default$1; + } + static get DefaultType() { + return DefaultType$1; + } + static get NAME() { + return NAME$1; + } + + // Public + enable() { + this._isEnabled = true; + } + disable() { + this._isEnabled = false; + } + toggleEnabled() { + this._isEnabled = !this._isEnabled; + } + toggle() { + if (!this._isEnabled) { + return; + } + this._activeTrigger.click = !this._activeTrigger.click; + if (this._isShown()) { + this._leave(); + return; + } + this._enter(); + } + dispose() { + clearTimeout(this._timeout); + EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + if (this._element.getAttribute('data-bs-original-title')) { + this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title')); + } + this._disposePopper(); + super.dispose(); + } + show() { + if (this._element.style.display === 'none') { + throw new Error('Please use show on visible elements'); + } + if (!(this._isWithContent() && this._isEnabled)) { + return; + } + const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW$1)); + const shadowRoot = findShadowRoot(this._element); + const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element); + if (showEvent.defaultPrevented || !isInTheDom) { + return; + } + + // TODO: v6 remove this or make it optional + this._disposePopper(); + const tip = this._getTipElement(); + this._element.setAttribute('aria-describedby', tip.getAttribute('id')); + const { + container + } = this._config; + if (!this._element.ownerDocument.documentElement.contains(this.tip)) { + container.append(tip); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED)); + } + this._popper = this._createPopper(tip); + tip.classList.add(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we add extra + // empty mouseover listeners to the body's immediate children; + // only needed because of broken event delegation on iOS + // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.on(element, 'mouseover', noop); + } + } + const complete = () => { + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN$1)); + if (this._isHovered === false) { + this._leave(); + } + this._isHovered = false; + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + hide() { + if (!this._isShown()) { + return; + } + const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE$1)); + if (hideEvent.defaultPrevented) { + return; + } + const tip = this._getTipElement(); + tip.classList.remove(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we remove the extra + // empty mouseover listeners we added for iOS support + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.off(element, 'mouseover', noop); + } + } + this._activeTrigger[TRIGGER_CLICK] = false; + this._activeTrigger[TRIGGER_FOCUS] = false; + this._activeTrigger[TRIGGER_HOVER] = false; + this._isHovered = null; // it is a trick to support manual triggering + + const complete = () => { + if (this._isWithActiveTrigger()) { + return; + } + if (!this._isHovered) { + this._disposePopper(); + } + this._element.removeAttribute('aria-describedby'); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN$1)); + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + update() { + if (this._popper) { + this._popper.update(); + } + } + + // Protected + _isWithContent() { + return Boolean(this._getTitle()); + } + _getTipElement() { + if (!this.tip) { + this.tip = this._createTipElement(this._newContent || this._getContentForTemplate()); + } + return this.tip; + } + _createTipElement(content) { + const tip = this._getTemplateFactory(content).toHtml(); + + // TODO: remove this check in v6 + if (!tip) { + return null; + } + tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW$1); + // TODO: v6 the following can be achieved with CSS only + tip.classList.add("bs-".concat(this.constructor.NAME, "-auto")); + const tipId = getUID(this.constructor.NAME).toString(); + tip.setAttribute('id', tipId); + if (this._isAnimated()) { + tip.classList.add(CLASS_NAME_FADE); + } + return tip; + } + setContent(content) { + this._newContent = content; + if (this._isShown()) { + this._disposePopper(); + this.show(); + } + } + _getTemplateFactory(content) { + if (this._templateFactory) { + this._templateFactory.changeContent(content); + } else { + this._templateFactory = new TemplateFactory({ + ...this._config, + // the `content` var has to be after `this._config` + // to override config.content in case of popover + content, + extraClass: this._resolvePossibleFunction(this._config.customClass) + }); + } + return this._templateFactory; + } + _getContentForTemplate() { + return { + [SELECTOR_TOOLTIP_INNER]: this._getTitle() + }; + } + _getTitle() { + return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title'); + } + + // Private + _initializeOnDelegatedTarget(event) { + return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig()); + } + _isAnimated() { + return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE); + } + _isShown() { + return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW$1); + } + _createPopper(tip) { + const placement = execute(this._config.placement, [this, tip, this._element]); + const attachment = AttachmentMap[placement.toUpperCase()]; + return createPopper(this._element, tip, this._getPopperConfig(attachment)); + } + _getOffset() { + const { + offset + } = this._config; + if (typeof offset === 'string') { + return offset.split(',').map(value => Number.parseInt(value, 10)); + } + if (typeof offset === 'function') { + return popperData => offset(popperData, this._element); + } + return offset; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this._element]); + } + _getPopperConfig(attachment) { + const defaultBsPopperConfig = { + placement: attachment, + modifiers: [{ + name: 'flip', + options: { + fallbackPlacements: this._config.fallbackPlacements + } + }, { + name: 'offset', + options: { + offset: this._getOffset() + } + }, { + name: 'preventOverflow', + options: { + boundary: this._config.boundary + } + }, { + name: 'arrow', + options: { + element: ".".concat(this.constructor.NAME, "-arrow") + } + }, { + name: 'preSetPlacement', + enabled: true, + phase: 'beforeMain', + fn: data => { + // Pre-set Popper's placement attribute in order to read the arrow sizes properly. + // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement + this._getTipElement().setAttribute('data-popper-placement', data.state.placement); + } + }] + }; + return { + ...defaultBsPopperConfig, + ...execute(this._config.popperConfig, [defaultBsPopperConfig]) + }; + } + _setListeners() { + const triggers = this._config.trigger.split(' '); + for (const trigger of triggers) { + if (trigger === 'click') { + EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context.toggle(); + }); + } else if (trigger !== TRIGGER_MANUAL) { + const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN); + const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT); + EventHandler.on(this._element, eventIn, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true; + context._enter(); + }); + EventHandler.on(this._element, eventOut, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget); + context._leave(); + }); + } + } + this._hideModalHandler = () => { + if (this._element) { + this.hide(); + } + }; + EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + } + _fixTitle() { + const title = this._element.getAttribute('title'); + if (!title) { + return; + } + if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) { + this._element.setAttribute('aria-label', title); + } + this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility + this._element.removeAttribute('title'); + } + _enter() { + if (this._isShown() || this._isHovered) { + this._isHovered = true; + return; + } + this._isHovered = true; + this._setTimeout(() => { + if (this._isHovered) { + this.show(); + } + }, this._config.delay.show); + } + _leave() { + if (this._isWithActiveTrigger()) { + return; + } + this._isHovered = false; + this._setTimeout(() => { + if (!this._isHovered) { + this.hide(); + } + }, this._config.delay.hide); + } + _setTimeout(handler, timeout) { + clearTimeout(this._timeout); + this._timeout = setTimeout(handler, timeout); + } + _isWithActiveTrigger() { + return Object.values(this._activeTrigger).includes(true); + } + _getConfig(config) { + const dataAttributes = Manipulator.getDataAttributes(this._element); + for (const dataAttribute of Object.keys(dataAttributes)) { + if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) { + delete dataAttributes[dataAttribute]; + } + } + config = { + ...dataAttributes, + ...(typeof config === 'object' && config ? config : {}) + }; + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + config.container = config.container === false ? document.body : getElement(config.container); + if (typeof config.delay === 'number') { + config.delay = { + show: config.delay, + hide: config.delay + }; + } + if (typeof config.title === 'number') { + config.title = config.title.toString(); + } + if (typeof config.content === 'number') { + config.content = config.content.toString(); + } + return config; + } + _getDelegateConfig() { + const config = {}; + for (const [key, value] of Object.entries(this._config)) { + if (this.constructor.Default[key] !== value) { + config[key] = value; + } + } + config.selector = false; + config.trigger = 'manual'; + + // In the future can be replaced with: + // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]]) + // `Object.fromEntries(keysWithDifferentValues)` + return config; + } + _disposePopper() { + if (this._popper) { + this._popper.destroy(); + this._popper = null; + } + if (this.tip) { + this.tip.remove(); + this.tip = null; + } + } + + // Static + static jQueryInterface(config) { + return this.each(function () { + const data = Tooltip.getOrCreateInstance(this, config); + if (typeof config !== 'string') { + return; + } + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + }); + } + } + + /** + * jQuery + */ + + defineJQueryPlugin(Tooltip); + + function loadTooptip() { + const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]'); + [...tooltipTriggerList].map(tooltipTriggerEl => new Tooltip(tooltipTriggerEl)); + } + + function basic() { + back2top(); + loadTooptip(); + } + + /** + * Add listener for theme mode toggle + */ + const toggle = document.getElementById('mode-toggle'); + function modeWatcher() { + if (!toggle) { + return; + } + toggle.addEventListener('click', () => { + modeToggle.flipMode(); + }); + } + + function _defineProperty(e, r, t) { + return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { + value: t, + enumerable: !0, + configurable: !0, + writable: !0 + }) : e[r] = t, e; + } + function _toPrimitive(t, r) { + if ("object" != typeof t || !t) return t; + var e = t[Symbol.toPrimitive]; + if (void 0 !== e) { + var i = e.call(t, r || "default"); + if ("object" != typeof i) return i; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return ("string" === r ? String : Number)(t); + } + function _toPropertyKey(t) { + var i = _toPrimitive(t, "string"); + return "symbol" == typeof i ? i : i + ""; + } + + /** + * Expand or close the sidebar in mobile screens. + */ + + const ATTR_DISPLAY = 'sidebar-display'; + class SidebarUtil { + static toggle() { + if (SidebarUtil.isExpanded === false) { + document.body.setAttribute(ATTR_DISPLAY, ''); + } else { + document.body.removeAttribute(ATTR_DISPLAY); + } + SidebarUtil.isExpanded = !SidebarUtil.isExpanded; + } + } + _defineProperty(SidebarUtil, "isExpanded", false); + function sidebarExpand() { + document.getElementById('sidebar-trigger').addEventListener('click', SidebarUtil.toggle); + document.getElementById('mask').addEventListener('click', SidebarUtil.toggle); + } + + function initSidebar() { + modeWatcher(); + sidebarExpand(); + } + + /** + * This script make #search-result-wrapper switch to unloaded or shown automatically. + */ + + const btnSbTrigger = document.getElementById('sidebar-trigger'); + const btnSearchTrigger = document.getElementById('search-trigger'); + const btnCancel = document.getElementById('search-cancel'); + const content = document.querySelectorAll('#main-wrapper>.container>.row'); + const topbarTitle = document.getElementById('topbar-title'); + const search = document.getElementById('search'); + const resultWrapper = document.getElementById('search-result-wrapper'); + const results = document.getElementById('search-results'); + const input = document.getElementById('search-input'); + const hints = document.getElementById('search-hints'); + + // CSS class names + const LOADED = 'd-block'; + const UNLOADED = 'd-none'; + const FOCUS = 'input-focus'; + const FLEX = 'd-flex'; + + /* Actions in mobile screens (Sidebar hidden) */ + class MobileSearchBar { + static on() { + btnSbTrigger.classList.add(UNLOADED); + topbarTitle.classList.add(UNLOADED); + btnSearchTrigger.classList.add(UNLOADED); + search.classList.add(FLEX); + btnCancel.classList.add(LOADED); + } + static off() { + btnCancel.classList.remove(LOADED); + search.classList.remove(FLEX); + btnSbTrigger.classList.remove(UNLOADED); + topbarTitle.classList.remove(UNLOADED); + btnSearchTrigger.classList.remove(UNLOADED); + } + } + class ResultSwitch { + static on() { + if (!this.resultVisible) { + resultWrapper.classList.remove(UNLOADED); + content.forEach(el => { + el.classList.add(UNLOADED); + }); + this.resultVisible = true; + } + } + static off() { + if (this.resultVisible) { + results.innerHTML = ''; + if (hints.classList.contains(UNLOADED)) { + hints.classList.remove(UNLOADED); + } + resultWrapper.classList.add(UNLOADED); + content.forEach(el => { + el.classList.remove(UNLOADED); + }); + input.textContent = ''; + this.resultVisible = false; + } + } + } + _defineProperty(ResultSwitch, "resultVisible", false); + function isMobileView() { + return btnCancel.classList.contains(LOADED); + } + function displaySearch() { + btnSearchTrigger.addEventListener('click', () => { + MobileSearchBar.on(); + ResultSwitch.on(); + input.focus(); + }); + btnCancel.addEventListener('click', () => { + MobileSearchBar.off(); + ResultSwitch.off(); + }); + input.addEventListener('focus', () => { + search.classList.add(FOCUS); + }); + input.addEventListener('focusout', () => { + search.classList.remove(FOCUS); + }); + input.addEventListener('input', () => { + if (input.value === '') { + if (isMobileView()) { + hints.classList.remove(UNLOADED); + } else { + ResultSwitch.off(); + } + } else { + ResultSwitch.on(); + if (isMobileView()) { + hints.classList.add(UNLOADED); + } + } + }); + } + + function initTopbar() { + displaySearch(); + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap collapse.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME = 'collapse'; + const DATA_KEY = 'bs.collapse'; + const EVENT_KEY = ".".concat(DATA_KEY); + const DATA_API_KEY = '.data-api'; + const EVENT_SHOW = "show".concat(EVENT_KEY); + const EVENT_SHOWN = "shown".concat(EVENT_KEY); + const EVENT_HIDE = "hide".concat(EVENT_KEY); + const EVENT_HIDDEN = "hidden".concat(EVENT_KEY); + const EVENT_CLICK_DATA_API = "click".concat(EVENT_KEY).concat(DATA_API_KEY); + const CLASS_NAME_SHOW = 'show'; + const CLASS_NAME_COLLAPSE = 'collapse'; + const CLASS_NAME_COLLAPSING = 'collapsing'; + const CLASS_NAME_COLLAPSED = 'collapsed'; + const CLASS_NAME_DEEPER_CHILDREN = ":scope .".concat(CLASS_NAME_COLLAPSE, " .").concat(CLASS_NAME_COLLAPSE); + const CLASS_NAME_HORIZONTAL = 'collapse-horizontal'; + const WIDTH = 'width'; + const HEIGHT = 'height'; + const SELECTOR_ACTIVES = '.collapse.show, .collapse.collapsing'; + const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]'; + const Default = { + parent: null, + toggle: true + }; + const DefaultType = { + parent: '(null|element)', + toggle: 'boolean' + }; + + /** + * Class definition + */ + + class Collapse extends BaseComponent { + constructor(element, config) { + super(element, config); + this._isTransitioning = false; + this._triggerArray = []; + const toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE); + for (const elem of toggleList) { + const selector = SelectorEngine.getSelectorFromElement(elem); + const filterElement = SelectorEngine.find(selector).filter(foundElement => foundElement === this._element); + if (selector !== null && filterElement.length) { + this._triggerArray.push(elem); + } + } + this._initializeChildren(); + if (!this._config.parent) { + this._addAriaAndCollapsedClass(this._triggerArray, this._isShown()); + } + if (this._config.toggle) { + this.toggle(); + } + } + + // Getters + static get Default() { + return Default; + } + static get DefaultType() { + return DefaultType; + } + static get NAME() { + return NAME; + } + + // Public + toggle() { + if (this._isShown()) { + this.hide(); + } else { + this.show(); + } + } + show() { + if (this._isTransitioning || this._isShown()) { + return; + } + let activeChildren = []; + + // find active children + if (this._config.parent) { + activeChildren = this._getFirstLevelChildren(SELECTOR_ACTIVES).filter(element => element !== this._element).map(element => Collapse.getOrCreateInstance(element, { + toggle: false + })); + } + if (activeChildren.length && activeChildren[0]._isTransitioning) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_SHOW); + if (startEvent.defaultPrevented) { + return; + } + for (const activeInstance of activeChildren) { + activeInstance.hide(); + } + const dimension = this._getDimension(); + this._element.classList.remove(CLASS_NAME_COLLAPSE); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.style[dimension] = 0; + this._addAriaAndCollapsedClass(this._triggerArray, true); + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + this._element.style[dimension] = ''; + EventHandler.trigger(this._element, EVENT_SHOWN); + }; + const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1); + const scrollSize = "scroll".concat(capitalizedDimension); + this._queueCallback(complete, this._element, true); + this._element.style[dimension] = "".concat(this._element[scrollSize], "px"); + } + hide() { + if (this._isTransitioning || !this._isShown()) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_HIDE); + if (startEvent.defaultPrevented) { + return; + } + const dimension = this._getDimension(); + this._element.style[dimension] = "".concat(this._element.getBoundingClientRect()[dimension], "px"); + reflow(this._element); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + for (const trigger of this._triggerArray) { + const element = SelectorEngine.getElementFromSelector(trigger); + if (element && !this._isShown(element)) { + this._addAriaAndCollapsedClass([trigger], false); + } + } + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE); + EventHandler.trigger(this._element, EVENT_HIDDEN); + }; + this._element.style[dimension] = ''; + this._queueCallback(complete, this._element, true); + } + _isShown() { + let element = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._element; + return element.classList.contains(CLASS_NAME_SHOW); + } + + // Private + _configAfterMerge(config) { + config.toggle = Boolean(config.toggle); // Coerce string values + config.parent = getElement(config.parent); + return config; + } + _getDimension() { + return this._element.classList.contains(CLASS_NAME_HORIZONTAL) ? WIDTH : HEIGHT; + } + _initializeChildren() { + if (!this._config.parent) { + return; + } + const children = this._getFirstLevelChildren(SELECTOR_DATA_TOGGLE); + for (const element of children) { + const selected = SelectorEngine.getElementFromSelector(element); + if (selected) { + this._addAriaAndCollapsedClass([element], this._isShown(selected)); + } + } + } + _getFirstLevelChildren(selector) { + const children = SelectorEngine.find(CLASS_NAME_DEEPER_CHILDREN, this._config.parent); + // remove children if greater depth + return SelectorEngine.find(selector, this._config.parent).filter(element => !children.includes(element)); + } + _addAriaAndCollapsedClass(triggerArray, isOpen) { + if (!triggerArray.length) { + return; + } + for (const element of triggerArray) { + element.classList.toggle(CLASS_NAME_COLLAPSED, !isOpen); + element.setAttribute('aria-expanded', isOpen); + } + } + + // Static + static jQueryInterface(config) { + const _config = {}; + if (typeof config === 'string' && /show|hide/.test(config)) { + _config.toggle = false; + } + return this.each(function () { + const data = Collapse.getOrCreateInstance(this, _config); + if (typeof config === 'string') { + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + } + }); + } + } + + /** + * Data API implementation + */ + + EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { + // preventDefault only for elements (which change the URL) not inside the collapsible element + if (event.target.tagName === 'A' || event.delegateTarget && event.delegateTarget.tagName === 'A') { + event.preventDefault(); + } + for (const element of SelectorEngine.getMultipleElementsFromSelector(this)) { + Collapse.getOrCreateInstance(element, { + toggle: false + }).toggle(); + } + }); + + /** + * jQuery + */ + + defineJQueryPlugin(Collapse); + + /** + * Tab 'Categories' expand/close effect. + */ + + document.getElementsByClassName('collapse'); + + /** + * Update month/day to locale datetime + * + * Requirement: + */ + + /* A tool for locale datetime */ + class LocaleHelper { + static get attrTimestamp() { + return 'data-ts'; + } + static get attrDateFormat() { + return 'data-df'; + } + static get locale() { + return document.documentElement.getAttribute('lang').substring(0, 2); + } + static getTimestamp(elem) { + return Number(elem.getAttribute(this.attrTimestamp)); // unix timestamp + } + static getDateFormat(elem) { + return elem.getAttribute(this.attrDateFormat); + } + } + function initLocaleDatetime() { + dayjs.locale(LocaleHelper.locale); + dayjs.extend(window.dayjs_plugin_localizedFormat); + document.querySelectorAll("[".concat(LocaleHelper.attrTimestamp, "]")).forEach(elem => { + const date = dayjs.unix(LocaleHelper.getTimestamp(elem)); + const text = date.format(LocaleHelper.getDateFormat(elem)); + elem.textContent = text; + elem.removeAttribute(LocaleHelper.attrTimestamp); + elem.removeAttribute(LocaleHelper.attrDateFormat); + + // setup tooltips + if (elem.hasAttribute('data-bs-toggle') && elem.getAttribute('data-bs-toggle') === 'tooltip') { + // see: https://day.js.org/docs/en/display/format#list-of-localized-formats + const tooltipText = date.format('llll'); + elem.setAttribute('data-bs-title', tooltipText); + } + }); + } + + initSidebar(); + initTopbar(); + initLocaleDatetime(); + basic(); + +})(); +//# sourceMappingURL=misc.min.js.map diff --git a/assets/js/dist/page.min.js b/assets/js/dist/page.min.js index 0de9e3fe7e0..b18e45fc964 100644 --- a/assets/js/dist/page.min.js +++ b/assets/js/dist/page.min.js @@ -1,4 +1,3819 @@ /*! * Chirpy v7.0.1 | © 2019 Cotes Chung | MIT Licensed | https://github.com/cotes2020/jekyll-theme-chirpy/ */ -!function(){"use strict";var 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null;n.includes("#")&&!n.startsWith("#")&&(n="#".concat(n.split("#")[1])),t=n&&"#"!==n?n.trim():null}return t?t.split(",").map((e=>Be(e))).join(","):null},_t={find(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:document.documentElement;return[].concat(...Element.prototype.querySelectorAll.call(t,e))},findOne(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:document.documentElement;return Element.prototype.querySelector.call(t,e)},children:(e,t)=>[].concat(...e.children).filter((e=>e.matches(t))),parents(e,t){const n=[];let i=e.parentNode.closest(t);for(;i;)n.push(i),i=i.parentNode.closest(t);return n},prev(e,t){let n=e.previousElementSibling;for(;n;){if(n.matches(t))return[n];n=n.previousElementSibling}return[]},next(e,t){let n=e.nextElementSibling;for(;n;){if(n.matches(t))return[n];n=n.nextElementSibling}return[]},focusableChildren(e){const t=["a","button","input","textarea","select","details","[tabindex]",'[contenteditable="true"]'].map((e=>"".concat(e,':not([tabindex^="-"])'))).join(",");return this.find(t,e).filter((e=>!(e=>!e||e.nodeType!==Node.ELEMENT_NODE||!!e.classList.contains("disabled")||(void 0!==e.disabled?e.disabled:e.hasAttribute("disabled")&&"false"!==e.getAttribute("disabled")))(e)&&(e=>{if(!Ie(e)||0===e.getClientRects().length)return!1;const t="visible"===getComputedStyle(e).getPropertyValue("visibility"),n=e.closest("details:not([open])");if(!n)return t;if(n!==e){const t=e.closest("summary");if(t&&t.parentNode!==n)return!1;if(null===t)return!1}return t})(e)))},getSelectorFromElement(e){const t=yt(e);return t&&_t.findOne(t)?t:null},getElementFromSelector(e){const t=yt(e);return t?_t.findOne(t):null},getMultipleElementsFromSelector(e){const t=yt(e);return t?_t.find(t):[]}},wt={allowList:mt,content:{},extraClass:"",html:!1,sanitize:!0,sanitizeFn:null,template:"
"},Et={allowList:"object",content:"object",extraClass:"(string|function)",html:"boolean",sanitize:"boolean",sanitizeFn:"(null|function)",template:"string"},At={entry:"(string|element|function|null)",selector:"(string|element)"};class xt extends pt{constructor(e){super(),this._config=this._getConfig(e)}static get Default(){return wt}static get DefaultType(){return Et}static get NAME(){return"TemplateFactory"}getContent(){return Object.values(this._config.content).map((e=>this._resolvePossibleFunction(e))).filter(Boolean)}hasContent(){return this.getContent().length>0}changeContent(e){return this._checkContent(e),this._config.content={...this._config.content,...e},this}toHtml(){const e=document.createElement("div");e.innerHTML=this._maybeSanitize(this._config.template);for(const[t,n]of Object.entries(this._config.content))this._setContent(e,n,t);const t=e.children[0],n=this._resolvePossibleFunction(this._config.extraClass);return n&&t.classList.add(...n.split(" ")),t}_typeCheckConfig(e){super._typeCheckConfig(e),this._checkContent(e.content)}_checkContent(e){for(const[t,n]of Object.entries(e))super._typeCheckConfig({selector:t,entry:n},At)}_setContent(e,t,n){const i=_t.findOne(n,e);i&&((t=this._resolvePossibleFunction(t))?Ie(t)?this._putElementInTemplate(Fe(t),i):this._config.html?i.innerHTML=this._maybeSanitize(t):i.textContent=t:i.remove())}_maybeSanitize(e){return this._config.sanitize?function(e,t,n){if(!e.length)return e;if(n&&"function"==typeof n)return n(e);const i=(new window.DOMParser).parseFromString(e,"text/html"),o=[].concat(...i.body.querySelectorAll("*"));for(const e of o){const n=e.nodeName.toLowerCase();if(!Object.keys(t).includes(n)){e.remove();continue}const i=[].concat(...e.attributes),o=[].concat(t["*"]||[],t[n]||[]);for(const t of i)bt(t,o)||e.removeAttribute(t.nodeName)}return i.body.innerHTML}(e,this._config.allowList,this._config.sanitizeFn):e}_resolvePossibleFunction(e){return Ue(e,[this])}_putElementInTemplate(e,t){if(this._config.html)return t.innerHTML="",void t.append(e);t.textContent=e.textContent}}const Ot=new Set(["sanitize","allowList","sanitizeFn"]),Ct="fade",Lt="show",Tt=".".concat("modal"),St="hide.bs.modal",jt="hover",Dt="focus",kt={AUTO:"auto",TOP:"top",RIGHT:We()?"left":"right",BOTTOM:"bottom",LEFT:We()?"right":"left"},Mt={allowList:mt,animation:!0,boundary:"clippingParents",container:!1,customClass:"",delay:0,fallbackPlacements:["top","right","bottom","left"],html:!1,offset:[0,6],placement:"top",popperConfig:null,sanitize:!0,sanitizeFn:null,selector:!1,template:'',title:"",trigger:"hover focus"},Pt={allowList:"object",animation:"boolean",boundary:"(string|element)",container:"(string|element|boolean)",customClass:"(string|function)",delay:"(number|object)",fallbackPlacements:"array",html:"boolean",offset:"(array|string|function)",placement:"(string|function)",popperConfig:"(null|object|function)",sanitize:"boolean",sanitizeFn:"(null|function)",selector:"(string|boolean)",template:"string",title:"(string|element|function)",trigger:"string"};class Nt extends ht{constructor(e,t){if(void 0===ke)throw new TypeError("Bootstrap's tooltips require Popper (https://popper.js.org)");super(e,t),this._isEnabled=!0,this._timeout=0,this._isHovered=null,this._activeTrigger={},this._popper=null,this._templateFactory=null,this._newContent=null,this.tip=null,this._setListeners(),this._config.selector||this._fixTitle()}static get Default(){return Mt}static get DefaultType(){return Pt}static get 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n=this._getTipElement();this._element.setAttribute("aria-describedby",n.getAttribute("id"));const{container:i}=this._config;if(this._element.ownerDocument.documentElement.contains(this.tip)||(i.append(n),ct.trigger(this._element,this.constructor.eventName("inserted"))),this._popper=this._createPopper(n),n.classList.add(Lt),"ontouchstart"in document.documentElement)for(const e of[].concat(...document.body.children))ct.on(e,"mouseover",Re);this._queueCallback((()=>{ct.trigger(this._element,this.constructor.eventName("shown")),!1===this._isHovered&&this._leave(),this._isHovered=!1}),this.tip,this._isAnimated())}hide(){if(!this._isShown())return;if(ct.trigger(this._element,this.constructor.eventName("hide")).defaultPrevented)return;if(this._getTipElement().classList.remove(Lt),"ontouchstart"in document.documentElement)for(const e of[].concat(...document.body.children))ct.off(e,"mouseover",Re);this._activeTrigger.click=!1,this._activeTrigger[Dt]=!1,this._activeTrigger[jt]=!1,this._isHovered=null;this._queueCallback((()=>{this._isWithActiveTrigger()||(this._isHovered||this._disposePopper(),this._element.removeAttribute("aria-describedby"),ct.trigger(this._element,this.constructor.eventName("hidden")))}),this.tip,this._isAnimated())}update(){this._popper&&this._popper.update()}_isWithContent(){return Boolean(this._getTitle())}_getTipElement(){return this.tip||(this.tip=this._createTipElement(this._newContent||this._getContentForTemplate())),this.tip}_createTipElement(e){const t=this._getTemplateFactory(e).toHtml();if(!t)return null;t.classList.remove(Ct,Lt),t.classList.add("bs-".concat(this.constructor.NAME,"-auto"));const n=(e=>{do{e+=Math.floor(1e6*Math.random())}while(document.getElementById(e));return e})(this.constructor.NAME).toString();return t.setAttribute("id",n),this._isAnimated()&&t.classList.add(Ct),t}setContent(e){this._newContent=e,this._isShown()&&(this._disposePopper(),this.show())}_getTemplateFactory(e){return this._templateFactory?this._templateFactory.changeContent(e):this._templateFactory=new xt({...this._config,content:e,extraClass:this._resolvePossibleFunction(this._config.customClass)}),this._templateFactory}_getContentForTemplate(){return{".tooltip-inner":this._getTitle()}}_getTitle(){return this._resolvePossibleFunction(this._config.title)||this._element.getAttribute("data-bs-original-title")}_initializeOnDelegatedTarget(e){return this.constructor.getOrCreateInstance(e.delegateTarget,this._getDelegateConfig())}_isAnimated(){return this._config.animation||this.tip&&this.tip.classList.contains(Ct)}_isShown(){return this.tip&&this.tip.classList.contains(Lt)}_createPopper(e){const t=Ue(this._config.placement,[this,e,this._element]),n=kt[t.toUpperCase()];return 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if("manual"!==t){const e=t===jt?this.constructor.eventName("mouseenter"):this.constructor.eventName("focusin"),n=t===jt?this.constructor.eventName("mouseleave"):this.constructor.eventName("focusout");ct.on(this._element,e,this._config.selector,(e=>{const t=this._initializeOnDelegatedTarget(e);t._activeTrigger["focusin"===e.type?Dt:jt]=!0,t._enter()})),ct.on(this._element,n,this._config.selector,(e=>{const t=this._initializeOnDelegatedTarget(e);t._activeTrigger["focusout"===e.type?Dt:jt]=t._element.contains(e.relatedTarget),t._leave()}))}this._hideModalHandler=()=>{this._element&&this.hide()},ct.on(this._element.closest(Tt),St,this._hideModalHandler)}_fixTitle(){const e=this._element.getAttribute("title");e&&(this._element.getAttribute("aria-label")||this._element.textContent.trim()||this._element.setAttribute("aria-label",e),this._element.setAttribute("data-bs-original-title",e),this._element.removeAttribute("title"))}_enter(){this._isShown()||this._isHovered?this._isHovered=!0:(this._isHovered=!0,this._setTimeout((()=>{this._isHovered&&this.show()}),this._config.delay.show))}_leave(){this._isWithActiveTrigger()||(this._isHovered=!1,this._setTimeout((()=>{this._isHovered||this.hide()}),this._config.delay.hide))}_setTimeout(e,t){clearTimeout(this._timeout),this._timeout=setTimeout(e,t)}_isWithActiveTrigger(){return Object.values(this._activeTrigger).includes(!0)}_getConfig(e){const t=dt.getDataAttributes(this._element);for(const e of Object.keys(t))Ot.has(e)&&delete t[e];return e={...t,..."object"==typeof e&&e?e:{}},e=this._mergeConfigObj(e),e=this._configAfterMerge(e),this._typeCheckConfig(e),e}_configAfterMerge(e){return e.container=!1===e.container?document.body:Fe(e.container),"number"==typeof e.delay&&(e.delay={show:e.delay,hide:e.delay}),"number"==typeof e.title&&(e.title=e.title.toString()),"number"==typeof e.content&&(e.content=e.content.toString()),e}_getDelegateConfig(){const e={};for(const[t,n]of Object.entries(this._config))this.constructor.Default[t]!==n&&(e[t]=n);return e.selector=!1,e.trigger="manual",e}_disposePopper(){this._popper&&(this._popper.destroy(),this._popper=null),this.tip&&(this.tip.remove(),this.tip=null)}static jQueryInterface(e){return this.each((function(){const t=Nt.getOrCreateInstance(this,e);if("string"==typeof e){if(void 0===t[e])throw new TypeError('No method named "'.concat(e,'"'));t[e]()}}))}}Ve(Nt);const Bt=document.getElementById("mode-toggle");function It(e,t,n){return(t=function(e){var t=function(e,t){if("object"!=typeof e||!e)return e;var n=e[Symbol.toPrimitive];if(void 0!==n){var i=n.call(e,t||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===t?String:Number)(e)}(e,"string");return"symbol"==typeof t?t:t+""}(t))in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}const Ft="sidebar-display";class Ht{static toggle(){!1===Ht.isExpanded?document.body.setAttribute(Ft,""):document.body.removeAttribute(Ft),Ht.isExpanded=!Ht.isExpanded}}It(Ht,"isExpanded",!1);const Rt=document.getElementById("sidebar-trigger"),qt=document.getElementById("search-trigger"),zt=document.getElementById("search-cancel"),Wt=document.querySelectorAll("#main-wrapper>.container>.row"),Vt=document.getElementById("topbar-title"),Ut=document.getElementById("search"),Yt=document.getElementById("search-result-wrapper"),Kt=document.getElementById("search-results"),Qt=document.getElementById("search-input"),Gt=document.getElementById("search-hints"),$t="d-block",Jt="d-none",Xt="input-focus",Zt="d-flex";class en{static on(){Rt.classList.add(Jt),Vt.classList.add(Jt),qt.classList.add(Jt),Ut.classList.add(Zt),zt.classList.add($t)}static off(){zt.classList.remove($t),Ut.classList.remove(Zt),Rt.classList.remove(Jt),Vt.classList.remove(Jt),qt.classList.remove(Jt)}}class tn{static on(){this.resultVisible||(Yt.classList.remove(Jt),Wt.forEach((e=>{e.classList.add(Jt)})),this.resultVisible=!0)}static off(){this.resultVisible&&(Kt.innerHTML="",Gt.classList.contains(Jt)&&Gt.classList.remove(Jt),Yt.classList.add(Jt),Wt.forEach((e=>{e.classList.remove(Jt)})),Qt.textContent="",this.resultVisible=!1)}}function nn(){return zt.classList.contains($t)}It(tn,"resultVisible",!1);const on=".".concat("bs.collapse"),rn="show".concat(on),sn="shown".concat(on),an="hide".concat(on),cn="hidden".concat(on),ln="click".concat(on).concat(".data-api"),un="show",fn="collapse",dn="collapsing",pn=":scope .".concat(fn," .").concat(fn),hn='[data-bs-toggle="collapse"]',mn={parent:null,toggle:!0},gn={parent:"(null|element)",toggle:"boolean"};class vn extends ht{constructor(e,t){super(e,t),this._isTransitioning=!1,this._triggerArray=[];const n=_t.find(hn);for(const e of n){const t=_t.getSelectorFromElement(e),n=_t.find(t).filter((e=>e===this._element));null!==t&&n.length&&this._triggerArray.push(e)}this._initializeChildren(),this._config.parent||this._addAriaAndCollapsedClass(this._triggerArray,this._isShown()),this._config.toggle&&this.toggle()}static get Default(){return mn}static get DefaultType(){return gn}static get NAME(){return"collapse"}toggle(){this._isShown()?this.hide():this.show()}show(){if(this._isTransitioning||this._isShown())return;let e=[];if(this._config.parent&&(e=this._getFirstLevelChildren(".collapse.show, 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e=this._getDimension();this._element.style[e]="".concat(this._element.getBoundingClientRect()[e],"px"),this._element.offsetHeight,this._element.classList.add(dn),this._element.classList.remove(fn,un);for(const e of this._triggerArray){const t=_t.getElementFromSelector(e);t&&!this._isShown(t)&&this._addAriaAndCollapsedClass([e],!1)}this._isTransitioning=!0;this._element.style[e]="",this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(fn),ct.trigger(this._element,cn)}),this._element,!0)}_isShown(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:this._element).classList.contains(un)}_configAfterMerge(e){return e.toggle=Boolean(e.toggle),e.parent=Fe(e.parent),e}_getDimension(){return this._element.classList.contains("collapse-horizontal")?"width":"height"}_initializeChildren(){if(!this._config.parent)return;const e=this._getFirstLevelChildren(hn);for(const t of e){const e=_t.getElementFromSelector(t);e&&this._addAriaAndCollapsedClass([t],this._isShown(e))}}_getFirstLevelChildren(e){const t=_t.find(pn,this._config.parent);return _t.find(e,this._config.parent).filter((e=>!t.includes(e)))}_addAriaAndCollapsedClass(e,t){if(e.length)for(const n of e)n.classList.toggle("collapsed",!t),n.setAttribute("aria-expanded",t)}static jQueryInterface(e){const t={};return"string"==typeof e&&/show|hide/.test(e)&&(t.toggle=!1),this.each((function(){const n=vn.getOrCreateInstance(this,t);if("string"==typeof e){if(void 0===n[e])throw new TypeError('No method named "'.concat(e,'"'));n[e]()}}))}}ct.on(document,ln,hn,(function(e){("A"===e.target.tagName||e.delegateTarget&&"A"===e.delegateTarget.tagName)&&e.preventDefault();for(const e of _t.getMultipleElementsFromSelector(this))vn.getOrCreateInstance(e,{toggle:!1}).toggle()})),Ve(vn),document.getElementsByClassName("collapse");const bn=".code-header>button",yn="far fa-clipboard",_n="fas fa-check",wn="timeout",En="data-title-succeed",An="data-bs-original-title",xn=2e3;function On(e){if(e.hasAttribute(wn)){let t=e.getAttribute(wn);if(Number(t)>Date.now())return!0}return!1}function Cn(e){e.setAttribute(wn,Date.now()+xn)}function Ln(e){e.removeAttribute(wn)}function Tn(){const e=document.querySelectorAll(bn);if(0===e.length)return;const t=new ClipboardJS(bn,{target:e=>e.parentNode.nextElementSibling.querySelector("code .rouge-code")});[...e].map((e=>new Nt(e,{placement:"left"}))),t.on("success",(e=>{const t=e.trigger;(e.clearSelection(),On(t))||(t.children[0].setAttribute("class",_n),function(e){const t=e.getAttribute(En);e.setAttribute(An,t),Nt.getInstance(e).show()}(t),Cn(t),setTimeout((()=>{!function(e){Nt.getInstance(e).hide(),e.removeAttribute(An)}(t),function(e){e.children[0].setAttribute("class",yn)}(t),Ln(t)}),xn))}))}const Sn="data-src",jn="data-lqip",Dn={SHIMMER:"shimmer",BLUR:"blur"};function kn(e){this.parentElement.classList.remove(e)}function Mn(){this.complete&&(this.hasAttribute(jn)?kn.call(this,Dn.BLUR):kn.call(this,Dn.SHIMMER))}function Pn(){const e=this.getAttribute(Sn);this.setAttribute("src",encodeURI(e)),this.removeAttribute(Sn)}const Nn="popup";!function(){const e=document.querySelectorAll("article img");if(0===e.length)return;e.forEach((e=>{e.addEventListener("load",Mn)})),document.querySelectorAll('article img[loading="lazy"]').forEach((e=>{e.complete&&kn.call(e,Dn.SHIMMER)}));const t=document.querySelectorAll("article img[".concat(jn,'="true"]'));t.length&&t.forEach((e=>{Pn.call(e)}))}(),0!==document.getElementsByClassName(Nn).length&&GLightbox({selector:".".concat(Nn)}),Bt&&Bt.addEventListener("click",(()=>{modeToggle.flipMode()})),document.getElementById("sidebar-trigger").addEventListener("click",Ht.toggle),document.getElementById("mask").addEventListener("click",Ht.toggle),qt.addEventListener("click",(()=>{en.on(),tn.on(),Qt.focus()})),zt.addEventListener("click",(()=>{en.off(),tn.off()})),Qt.addEventListener("focus",(()=>{Ut.classList.add(Xt)})),Qt.addEventListener("focusout",(()=>{Ut.classList.remove(Xt)})),Qt.addEventListener("input",(()=>{""===Qt.value?nn()?Gt.classList.remove(Jt):tn.off():(tn.on(),nn()&&Gt.classList.add(Jt))})),Tn(),function(){const e=document.getElementById("copy-link");null!==e&&(e.addEventListener("click",(e=>{const t=e.target;On(t)||navigator.clipboard.writeText(window.location.href).then((()=>{const e=t.getAttribute(An),n=t.getAttribute(En);t.setAttribute(An,n),Nt.getInstance(t).show(),Cn(t),setTimeout((()=>{t.setAttribute(An,e),Ln(t)}),xn)}))})),e.addEventListener("mouseleave",(e=>{Nt.getInstance(e.target).hide()})))}(),function(){const e=document.getElementById("back-to-top");window.addEventListener("scroll",(()=>{window.scrollY>50?e.classList.add("show"):e.classList.remove("show")})),e.addEventListener("click",(()=>{window.scrollTo({top:0})}))}(),[...document.querySelectorAll('[data-bs-toggle="tooltip"]')].map((e=>new Nt(e)))}(); + +(function () { + 'use strict'; + + /** + * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page + */ + + function back2top() { + const btn = document.getElementById('back-to-top'); + window.addEventListener('scroll', () => { + if (window.scrollY > 50) { + btn.classList.add('show'); + } else { + btn.classList.remove('show'); + } + }); + btn.addEventListener('click', () => { + window.scrollTo({ + top: 0 + }); + }); + } + + var top = 'top'; + var bottom = 'bottom'; + var right = 'right'; + var left = 'left'; + var auto = 'auto'; + var basePlacements = [top, bottom, right, left]; + var start = 'start'; + var end = 'end'; + var clippingParents = 'clippingParents'; + var viewport = 'viewport'; + var popper = 'popper'; + var reference = 'reference'; + var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) { + return acc.concat([placement + "-" + start, placement + "-" + end]); + }, []); + var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) { + return acc.concat([placement, placement + "-" + start, placement + "-" + end]); + }, []); // modifiers that need to read the DOM + + var beforeRead = 'beforeRead'; + var read = 'read'; + var afterRead = 'afterRead'; // pure-logic modifiers + + var beforeMain = 'beforeMain'; + var main = 'main'; + var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state) + + var beforeWrite = 'beforeWrite'; + var write = 'write'; + var afterWrite = 'afterWrite'; + var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite]; + + function getNodeName(element) { + return element ? (element.nodeName || '').toLowerCase() : null; + } + + function getWindow(node) { + if (node == null) { + return window; + } + if (node.toString() !== '[object Window]') { + var ownerDocument = node.ownerDocument; + return ownerDocument ? ownerDocument.defaultView || window : window; + } + return node; + } + + function isElement$1(node) { + var OwnElement = getWindow(node).Element; + return node instanceof OwnElement || node instanceof Element; + } + function isHTMLElement(node) { + var OwnElement = getWindow(node).HTMLElement; + return node instanceof OwnElement || node instanceof HTMLElement; + } + function isShadowRoot(node) { + // IE 11 has no ShadowRoot + if (typeof ShadowRoot === 'undefined') { + return false; + } + var OwnElement = getWindow(node).ShadowRoot; + return node instanceof OwnElement || node instanceof ShadowRoot; + } + + // and applies them to the HTMLElements such as popper and arrow + + function applyStyles(_ref) { + var state = _ref.state; + Object.keys(state.elements).forEach(function (name) { + var style = state.styles[name] || {}; + var attributes = state.attributes[name] || {}; + var element = state.elements[name]; // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } // Flow doesn't support to extend this property, but it's the most + // effective way to apply styles to an HTMLElement + // $FlowFixMe[cannot-write] + + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (name) { + var value = attributes[name]; + if (value === false) { + element.removeAttribute(name); + } else { + element.setAttribute(name, value === true ? '' : value); + } + }); + }); + } + function effect$2(_ref2) { + var state = _ref2.state; + var initialStyles = { + popper: { + position: state.options.strategy, + left: '0', + top: '0', + margin: '0' + }, + arrow: { + position: 'absolute' + }, + reference: {} + }; + Object.assign(state.elements.popper.style, initialStyles.popper); + state.styles = initialStyles; + if (state.elements.arrow) { + Object.assign(state.elements.arrow.style, initialStyles.arrow); + } + return function () { + Object.keys(state.elements).forEach(function (name) { + var element = state.elements[name]; + var attributes = state.attributes[name] || {}; + var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them + + var style = styleProperties.reduce(function (style, property) { + style[property] = ''; + return style; + }, {}); // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (attribute) { + element.removeAttribute(attribute); + }); + }); + }; + } // eslint-disable-next-line import/no-unused-modules + + var applyStyles$1 = { + name: 'applyStyles', + enabled: true, + phase: 'write', + fn: applyStyles, + effect: effect$2, + requires: ['computeStyles'] + }; + + function getBasePlacement(placement) { + return placement.split('-')[0]; + } + + var max = Math.max; + var min = Math.min; + var round = Math.round; + + function getUAString() { + var uaData = navigator.userAgentData; + if (uaData != null && uaData.brands && Array.isArray(uaData.brands)) { + return uaData.brands.map(function (item) { + return item.brand + "/" + item.version; + }).join(' '); + } + return navigator.userAgent; + } + + function isLayoutViewport() { + return !/^((?!chrome|android).)*safari/i.test(getUAString()); + } + + function getBoundingClientRect(element, includeScale, isFixedStrategy) { + if (includeScale === void 0) { + includeScale = false; + } + if (isFixedStrategy === void 0) { + isFixedStrategy = false; + } + var clientRect = element.getBoundingClientRect(); + var scaleX = 1; + var scaleY = 1; + if (includeScale && isHTMLElement(element)) { + scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1; + scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1; + } + var _ref = isElement$1(element) ? getWindow(element) : window, + visualViewport = _ref.visualViewport; + var addVisualOffsets = !isLayoutViewport() && isFixedStrategy; + var x = (clientRect.left + (addVisualOffsets && visualViewport ? visualViewport.offsetLeft : 0)) / scaleX; + var y = (clientRect.top + (addVisualOffsets && visualViewport ? visualViewport.offsetTop : 0)) / scaleY; + var width = clientRect.width / scaleX; + var height = clientRect.height / scaleY; + return { + width: width, + height: height, + top: y, + right: x + width, + bottom: y + height, + left: x, + x: x, + y: y + }; + } + + // means it doesn't take into account transforms. + + function getLayoutRect(element) { + var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed. + // Fixes https://github.com/popperjs/popper-core/issues/1223 + + var width = element.offsetWidth; + var height = element.offsetHeight; + if (Math.abs(clientRect.width - width) <= 1) { + width = clientRect.width; + } + if (Math.abs(clientRect.height - height) <= 1) { + height = clientRect.height; + } + return { + x: element.offsetLeft, + y: element.offsetTop, + width: width, + height: height + }; + } + + function contains(parent, child) { + var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method + + if (parent.contains(child)) { + return true; + } // then fallback to custom implementation with Shadow DOM support + else if (rootNode && isShadowRoot(rootNode)) { + var next = child; + do { + if (next && parent.isSameNode(next)) { + return true; + } // $FlowFixMe[prop-missing]: need a better way to handle this... + + next = next.parentNode || next.host; + } while (next); + } // Give up, the result is false + + return false; + } + + function getComputedStyle$1(element) { + return getWindow(element).getComputedStyle(element); + } + + function isTableElement(element) { + return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0; + } + + function getDocumentElement(element) { + // $FlowFixMe[incompatible-return]: assume body is always available + return ((isElement$1(element) ? element.ownerDocument : + // $FlowFixMe[prop-missing] + element.document) || window.document).documentElement; + } + + function getParentNode(element) { + if (getNodeName(element) === 'html') { + return element; + } + return ( + // this is a quicker (but less type safe) way to save quite some bytes from the bundle + // $FlowFixMe[incompatible-return] + // $FlowFixMe[prop-missing] + element.assignedSlot || + // step into the shadow DOM of the parent of a slotted node + element.parentNode || ( + // DOM Element detected + isShadowRoot(element) ? element.host : null) || + // ShadowRoot detected + // $FlowFixMe[incompatible-call]: HTMLElement is a Node + getDocumentElement(element) // fallback + ); + } + + function getTrueOffsetParent(element) { + if (!isHTMLElement(element) || + // https://github.com/popperjs/popper-core/issues/837 + getComputedStyle$1(element).position === 'fixed') { + return null; + } + return element.offsetParent; + } // `.offsetParent` reports `null` for fixed elements, while absolute elements + // return the containing block + + function getContainingBlock(element) { + var isFirefox = /firefox/i.test(getUAString()); + var isIE = /Trident/i.test(getUAString()); + if (isIE && isHTMLElement(element)) { + // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport + var elementCss = getComputedStyle$1(element); + if (elementCss.position === 'fixed') { + return null; + } + } + var currentNode = getParentNode(element); + if (isShadowRoot(currentNode)) { + currentNode = currentNode.host; + } + while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) { + var css = getComputedStyle$1(currentNode); // This is non-exhaustive but covers the most common CSS properties that + // create a containing block. + // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block + + if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') { + return currentNode; + } else { + currentNode = currentNode.parentNode; + } + } + return null; + } // Gets the closest ancestor positioned element. Handles some edge cases, + // such as table ancestors and cross browser bugs. + + function getOffsetParent(element) { + var window = getWindow(element); + var offsetParent = getTrueOffsetParent(element); + while (offsetParent && isTableElement(offsetParent) && getComputedStyle$1(offsetParent).position === 'static') { + offsetParent = getTrueOffsetParent(offsetParent); + } + if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle$1(offsetParent).position === 'static')) { + return window; + } + return offsetParent || getContainingBlock(element) || window; + } + + function getMainAxisFromPlacement(placement) { + return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y'; + } + + function within(min$1, value, max$1) { + return max(min$1, min(value, max$1)); + } + function withinMaxClamp(min, value, max) { + var v = within(min, value, max); + return v > max ? max : v; + } + + function getFreshSideObject() { + return { + top: 0, + right: 0, + bottom: 0, + left: 0 + }; + } + + function mergePaddingObject(paddingObject) { + return Object.assign({}, getFreshSideObject(), paddingObject); + } + + function expandToHashMap(value, keys) { + return keys.reduce(function (hashMap, key) { + hashMap[key] = value; + return hashMap; + }, {}); + } + + var toPaddingObject = function toPaddingObject(padding, state) { + padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, { + placement: state.placement + })) : padding; + return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + }; + function arrow(_ref) { + var _state$modifiersData$; + var state = _ref.state, + name = _ref.name, + options = _ref.options; + var arrowElement = state.elements.arrow; + var popperOffsets = state.modifiersData.popperOffsets; + var basePlacement = getBasePlacement(state.placement); + var axis = getMainAxisFromPlacement(basePlacement); + var isVertical = [left, right].indexOf(basePlacement) >= 0; + var len = isVertical ? 'height' : 'width'; + if (!arrowElement || !popperOffsets) { + return; + } + var paddingObject = toPaddingObject(options.padding, state); + var arrowRect = getLayoutRect(arrowElement); + var minProp = axis === 'y' ? top : left; + var maxProp = axis === 'y' ? bottom : right; + var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len]; + var startDiff = popperOffsets[axis] - state.rects.reference[axis]; + var arrowOffsetParent = getOffsetParent(arrowElement); + var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0; + var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is + // outside of the popper bounds + + var min = paddingObject[minProp]; + var max = clientSize - arrowRect[len] - paddingObject[maxProp]; + var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference; + var offset = within(min, center, max); // Prevents breaking syntax highlighting... + + var axisProp = axis; + state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$); + } + function effect$1(_ref2) { + var state = _ref2.state, + options = _ref2.options; + var _options$element = options.element, + arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element; + if (arrowElement == null) { + return; + } // CSS selector + + if (typeof arrowElement === 'string') { + arrowElement = state.elements.popper.querySelector(arrowElement); + if (!arrowElement) { + return; + } + } + if (!contains(state.elements.popper, arrowElement)) { + return; + } + state.elements.arrow = arrowElement; + } // eslint-disable-next-line import/no-unused-modules + + var arrow$1 = { + name: 'arrow', + enabled: true, + phase: 'main', + fn: arrow, + effect: effect$1, + requires: ['popperOffsets'], + requiresIfExists: ['preventOverflow'] + }; + + function getVariation(placement) { + return placement.split('-')[1]; + } + + var unsetSides = { + top: 'auto', + right: 'auto', + bottom: 'auto', + left: 'auto' + }; // Round the offsets to the nearest suitable subpixel based on the DPR. + // Zooming can change the DPR, but it seems to report a value that will + // cleanly divide the values into the appropriate subpixels. + + function roundOffsetsByDPR(_ref, win) { + var x = _ref.x, + y = _ref.y; + var dpr = win.devicePixelRatio || 1; + return { + x: round(x * dpr) / dpr || 0, + y: round(y * dpr) / dpr || 0 + }; + } + function mapToStyles(_ref2) { + var _Object$assign2; + var popper = _ref2.popper, + popperRect = _ref2.popperRect, + placement = _ref2.placement, + variation = _ref2.variation, + offsets = _ref2.offsets, + position = _ref2.position, + gpuAcceleration = _ref2.gpuAcceleration, + adaptive = _ref2.adaptive, + roundOffsets = _ref2.roundOffsets, + isFixed = _ref2.isFixed; + var _offsets$x = offsets.x, + x = _offsets$x === void 0 ? 0 : _offsets$x, + _offsets$y = offsets.y, + y = _offsets$y === void 0 ? 0 : _offsets$y; + var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({ + x: x, + y: y + }) : { + x: x, + y: y + }; + x = _ref3.x; + y = _ref3.y; + var hasX = offsets.hasOwnProperty('x'); + var hasY = offsets.hasOwnProperty('y'); + var sideX = left; + var sideY = top; + var win = window; + if (adaptive) { + var offsetParent = getOffsetParent(popper); + var heightProp = 'clientHeight'; + var widthProp = 'clientWidth'; + if (offsetParent === getWindow(popper)) { + offsetParent = getDocumentElement(popper); + if (getComputedStyle$1(offsetParent).position !== 'static' && position === 'absolute') { + heightProp = 'scrollHeight'; + widthProp = 'scrollWidth'; + } + } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it + + offsetParent = offsetParent; + if (placement === top || (placement === left || placement === right) && variation === end) { + sideY = bottom; + var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : + // $FlowFixMe[prop-missing] + offsetParent[heightProp]; + y -= offsetY - popperRect.height; + y *= gpuAcceleration ? 1 : -1; + } + if (placement === left || (placement === top || placement === bottom) && variation === end) { + sideX = right; + var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : + // $FlowFixMe[prop-missing] + offsetParent[widthProp]; + x -= offsetX - popperRect.width; + x *= gpuAcceleration ? 1 : -1; + } + } + var commonStyles = Object.assign({ + position: position + }, adaptive && unsetSides); + var _ref4 = roundOffsets === true ? roundOffsetsByDPR({ + x: x, + y: y + }, getWindow(popper)) : { + x: x, + y: y + }; + x = _ref4.x; + y = _ref4.y; + if (gpuAcceleration) { + var _Object$assign; + return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign)); + } + return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2)); + } + function computeStyles(_ref5) { + var state = _ref5.state, + options = _ref5.options; + var _options$gpuAccelerat = options.gpuAcceleration, + gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat, + _options$adaptive = options.adaptive, + adaptive = _options$adaptive === void 0 ? true : _options$adaptive, + _options$roundOffsets = options.roundOffsets, + roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets; + var commonStyles = { + placement: getBasePlacement(state.placement), + variation: getVariation(state.placement), + popper: state.elements.popper, + popperRect: state.rects.popper, + gpuAcceleration: gpuAcceleration, + isFixed: state.options.strategy === 'fixed' + }; + if (state.modifiersData.popperOffsets != null) { + state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.popperOffsets, + position: state.options.strategy, + adaptive: adaptive, + roundOffsets: roundOffsets + }))); + } + if (state.modifiersData.arrow != null) { + state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.arrow, + position: 'absolute', + adaptive: false, + roundOffsets: roundOffsets + }))); + } + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-placement': state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var computeStyles$1 = { + name: 'computeStyles', + enabled: true, + phase: 'beforeWrite', + fn: computeStyles, + data: {} + }; + + var passive = { + passive: true + }; + function effect(_ref) { + var state = _ref.state, + instance = _ref.instance, + options = _ref.options; + var _options$scroll = options.scroll, + scroll = _options$scroll === void 0 ? true : _options$scroll, + _options$resize = options.resize, + resize = _options$resize === void 0 ? true : _options$resize; + var window = getWindow(state.elements.popper); + var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper); + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.addEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.addEventListener('resize', instance.update, passive); + } + return function () { + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.removeEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.removeEventListener('resize', instance.update, passive); + } + }; + } // eslint-disable-next-line import/no-unused-modules + + var eventListeners = { + name: 'eventListeners', + enabled: true, + phase: 'write', + fn: function fn() {}, + effect: effect, + data: {} + }; + + var hash$1 = { + left: 'right', + right: 'left', + bottom: 'top', + top: 'bottom' + }; + function getOppositePlacement(placement) { + return placement.replace(/left|right|bottom|top/g, function (matched) { + return hash$1[matched]; + }); + } + + var hash = { + start: 'end', + end: 'start' + }; + function getOppositeVariationPlacement(placement) { + return placement.replace(/start|end/g, function (matched) { + return hash[matched]; + }); + } + + function getWindowScroll(node) { + var win = getWindow(node); + var scrollLeft = win.pageXOffset; + var scrollTop = win.pageYOffset; + return { + scrollLeft: scrollLeft, + scrollTop: scrollTop + }; + } + + function getWindowScrollBarX(element) { + // If has a CSS width greater than the viewport, then this will be + // incorrect for RTL. + // Popper 1 is broken in this case and never had a bug report so let's assume + // it's not an issue. I don't think anyone ever specifies width on + // anyway. + // Browsers where the left scrollbar doesn't cause an issue report `0` for + // this (e.g. Edge 2019, IE11, Safari) + return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft; + } + + function getViewportRect(element, strategy) { + var win = getWindow(element); + var html = getDocumentElement(element); + var visualViewport = win.visualViewport; + var width = html.clientWidth; + var height = html.clientHeight; + var x = 0; + var y = 0; + if (visualViewport) { + width = visualViewport.width; + height = visualViewport.height; + var layoutViewport = isLayoutViewport(); + if (layoutViewport || !layoutViewport && strategy === 'fixed') { + x = visualViewport.offsetLeft; + y = visualViewport.offsetTop; + } + } + return { + width: width, + height: height, + x: x + getWindowScrollBarX(element), + y: y + }; + } + + // of the `` and `` rect bounds if horizontally scrollable + + function getDocumentRect(element) { + var _element$ownerDocumen; + var html = getDocumentElement(element); + var winScroll = getWindowScroll(element); + var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body; + var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0); + var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0); + var x = -winScroll.scrollLeft + getWindowScrollBarX(element); + var y = -winScroll.scrollTop; + if (getComputedStyle$1(body || html).direction === 'rtl') { + x += max(html.clientWidth, body ? body.clientWidth : 0) - width; + } + return { + width: width, + height: height, + x: x, + y: y + }; + } + + function isScrollParent(element) { + // Firefox wants us to check `-x` and `-y` variations as well + var _getComputedStyle = getComputedStyle$1(element), + overflow = _getComputedStyle.overflow, + overflowX = _getComputedStyle.overflowX, + overflowY = _getComputedStyle.overflowY; + return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX); + } + + function getScrollParent(node) { + if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) { + // $FlowFixMe[incompatible-return]: assume body is always available + return node.ownerDocument.body; + } + if (isHTMLElement(node) && isScrollParent(node)) { + return node; + } + return getScrollParent(getParentNode(node)); + } + + /* + given a DOM element, return the list of all scroll parents, up the list of ancesors + until we get to the top window object. This list is what we attach scroll listeners + to, because if any of these parent elements scroll, we'll need to re-calculate the + reference element's position. + */ + + function listScrollParents(element, list) { + var _element$ownerDocumen; + if (list === void 0) { + list = []; + } + var scrollParent = getScrollParent(element); + var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body); + var win = getWindow(scrollParent); + var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent; + var updatedList = list.concat(target); + return isBody ? updatedList : + // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here + updatedList.concat(listScrollParents(getParentNode(target))); + } + + function rectToClientRect(rect) { + return Object.assign({}, rect, { + left: rect.x, + top: rect.y, + right: rect.x + rect.width, + bottom: rect.y + rect.height + }); + } + + function getInnerBoundingClientRect(element, strategy) { + var rect = getBoundingClientRect(element, false, strategy === 'fixed'); + rect.top = rect.top + element.clientTop; + rect.left = rect.left + element.clientLeft; + rect.bottom = rect.top + element.clientHeight; + rect.right = rect.left + element.clientWidth; + rect.width = element.clientWidth; + rect.height = element.clientHeight; + rect.x = rect.left; + rect.y = rect.top; + return rect; + } + function getClientRectFromMixedType(element, clippingParent, strategy) { + return clippingParent === viewport ? rectToClientRect(getViewportRect(element, strategy)) : isElement$1(clippingParent) ? getInnerBoundingClientRect(clippingParent, strategy) : rectToClientRect(getDocumentRect(getDocumentElement(element))); + } // A "clipping parent" is an overflowable container with the characteristic of + // clipping (or hiding) overflowing elements with a position different from + // `initial` + + function getClippingParents(element) { + var clippingParents = listScrollParents(getParentNode(element)); + var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle$1(element).position) >= 0; + var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element; + if (!isElement$1(clipperElement)) { + return []; + } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414 + + return clippingParents.filter(function (clippingParent) { + return isElement$1(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body'; + }); + } // Gets the maximum area that the element is visible in due to any number of + // clipping parents + + function getClippingRect(element, boundary, rootBoundary, strategy) { + var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary); + var clippingParents = [].concat(mainClippingParents, [rootBoundary]); + var firstClippingParent = clippingParents[0]; + var clippingRect = clippingParents.reduce(function (accRect, clippingParent) { + var rect = getClientRectFromMixedType(element, clippingParent, strategy); + accRect.top = max(rect.top, accRect.top); + accRect.right = min(rect.right, accRect.right); + accRect.bottom = min(rect.bottom, accRect.bottom); + accRect.left = max(rect.left, accRect.left); + return accRect; + }, getClientRectFromMixedType(element, firstClippingParent, strategy)); + clippingRect.width = clippingRect.right - clippingRect.left; + clippingRect.height = clippingRect.bottom - clippingRect.top; + clippingRect.x = clippingRect.left; + clippingRect.y = clippingRect.top; + return clippingRect; + } + + function computeOffsets(_ref) { + var reference = _ref.reference, + element = _ref.element, + placement = _ref.placement; + var basePlacement = placement ? getBasePlacement(placement) : null; + var variation = placement ? getVariation(placement) : null; + var commonX = reference.x + reference.width / 2 - element.width / 2; + var commonY = reference.y + reference.height / 2 - element.height / 2; + var offsets; + switch (basePlacement) { + case top: + offsets = { + x: commonX, + y: reference.y - element.height + }; + break; + case bottom: + offsets = { + x: commonX, + y: reference.y + reference.height + }; + break; + case right: + offsets = { + x: reference.x + reference.width, + y: commonY + }; + break; + case left: + offsets = { + x: reference.x - element.width, + y: commonY + }; + break; + default: + offsets = { + x: reference.x, + y: reference.y + }; + } + var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null; + if (mainAxis != null) { + var len = mainAxis === 'y' ? 'height' : 'width'; + switch (variation) { + case start: + offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2); + break; + case end: + offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2); + break; + } + } + return offsets; + } + + function detectOverflow(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + _options$placement = _options.placement, + placement = _options$placement === void 0 ? state.placement : _options$placement, + _options$strategy = _options.strategy, + strategy = _options$strategy === void 0 ? state.strategy : _options$strategy, + _options$boundary = _options.boundary, + boundary = _options$boundary === void 0 ? clippingParents : _options$boundary, + _options$rootBoundary = _options.rootBoundary, + rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary, + _options$elementConte = _options.elementContext, + elementContext = _options$elementConte === void 0 ? popper : _options$elementConte, + _options$altBoundary = _options.altBoundary, + altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary, + _options$padding = _options.padding, + padding = _options$padding === void 0 ? 0 : _options$padding; + var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + var altContext = elementContext === popper ? reference : popper; + var popperRect = state.rects.popper; + var element = state.elements[altBoundary ? altContext : elementContext]; + var clippingClientRect = getClippingRect(isElement$1(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary, strategy); + var referenceClientRect = getBoundingClientRect(state.elements.reference); + var popperOffsets = computeOffsets({ + reference: referenceClientRect, + element: popperRect, + strategy: 'absolute', + placement: placement + }); + var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets)); + var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect + // 0 or negative = within the clipping rect + + var overflowOffsets = { + top: clippingClientRect.top - elementClientRect.top + paddingObject.top, + bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom, + left: clippingClientRect.left - elementClientRect.left + paddingObject.left, + right: elementClientRect.right - clippingClientRect.right + paddingObject.right + }; + var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element + + if (elementContext === popper && offsetData) { + var offset = offsetData[placement]; + Object.keys(overflowOffsets).forEach(function (key) { + var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1; + var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x'; + overflowOffsets[key] += offset[axis] * multiply; + }); + } + return overflowOffsets; + } + + function computeAutoPlacement(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + placement = _options.placement, + boundary = _options.boundary, + rootBoundary = _options.rootBoundary, + padding = _options.padding, + flipVariations = _options.flipVariations, + _options$allowedAutoP = _options.allowedAutoPlacements, + allowedAutoPlacements = _options$allowedAutoP === void 0 ? placements : _options$allowedAutoP; + var variation = getVariation(placement); + var placements$1 = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) { + return getVariation(placement) === variation; + }) : basePlacements; + var allowedPlacements = placements$1.filter(function (placement) { + return allowedAutoPlacements.indexOf(placement) >= 0; + }); + if (allowedPlacements.length === 0) { + allowedPlacements = placements$1; + } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions... + + var overflows = allowedPlacements.reduce(function (acc, placement) { + acc[placement] = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding + })[getBasePlacement(placement)]; + return acc; + }, {}); + return Object.keys(overflows).sort(function (a, b) { + return overflows[a] - overflows[b]; + }); + } + + function getExpandedFallbackPlacements(placement) { + if (getBasePlacement(placement) === auto) { + return []; + } + var oppositePlacement = getOppositePlacement(placement); + return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)]; + } + function flip(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + if (state.modifiersData[name]._skip) { + return; + } + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis, + specifiedFallbackPlacements = options.fallbackPlacements, + padding = options.padding, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + _options$flipVariatio = options.flipVariations, + flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio, + allowedAutoPlacements = options.allowedAutoPlacements; + var preferredPlacement = state.options.placement; + var basePlacement = getBasePlacement(preferredPlacement); + var isBasePlacement = basePlacement === preferredPlacement; + var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement)); + var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) { + return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + flipVariations: flipVariations, + allowedAutoPlacements: allowedAutoPlacements + }) : placement); + }, []); + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var checksMap = new Map(); + var makeFallbackChecks = true; + var firstFittingPlacement = placements[0]; + for (var i = 0; i < placements.length; i++) { + var placement = placements[i]; + var _basePlacement = getBasePlacement(placement); + var isStartVariation = getVariation(placement) === start; + var isVertical = [top, bottom].indexOf(_basePlacement) >= 0; + var len = isVertical ? 'width' : 'height'; + var overflow = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + altBoundary: altBoundary, + padding: padding + }); + var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top; + if (referenceRect[len] > popperRect[len]) { + mainVariationSide = getOppositePlacement(mainVariationSide); + } + var altVariationSide = getOppositePlacement(mainVariationSide); + var checks = []; + if (checkMainAxis) { + checks.push(overflow[_basePlacement] <= 0); + } + if (checkAltAxis) { + checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0); + } + if (checks.every(function (check) { + return check; + })) { + firstFittingPlacement = placement; + makeFallbackChecks = false; + break; + } + checksMap.set(placement, checks); + } + if (makeFallbackChecks) { + // `2` may be desired in some cases – research later + var numberOfChecks = flipVariations ? 3 : 1; + var _loop = function _loop(_i) { + var fittingPlacement = placements.find(function (placement) { + var checks = checksMap.get(placement); + if (checks) { + return checks.slice(0, _i).every(function (check) { + return check; + }); + } + }); + if (fittingPlacement) { + firstFittingPlacement = fittingPlacement; + return "break"; + } + }; + for (var _i = numberOfChecks; _i > 0; _i--) { + var _ret = _loop(_i); + if (_ret === "break") break; + } + } + if (state.placement !== firstFittingPlacement) { + state.modifiersData[name]._skip = true; + state.placement = firstFittingPlacement; + state.reset = true; + } + } // eslint-disable-next-line import/no-unused-modules + + var flip$1 = { + name: 'flip', + enabled: true, + phase: 'main', + fn: flip, + requiresIfExists: ['offset'], + data: { + _skip: false + } + }; + + function getSideOffsets(overflow, rect, preventedOffsets) { + if (preventedOffsets === void 0) { + preventedOffsets = { + x: 0, + y: 0 + }; + } + return { + top: overflow.top - rect.height - preventedOffsets.y, + right: overflow.right - rect.width + preventedOffsets.x, + bottom: overflow.bottom - rect.height + preventedOffsets.y, + left: overflow.left - rect.width - preventedOffsets.x + }; + } + function isAnySideFullyClipped(overflow) { + return [top, right, bottom, left].some(function (side) { + return overflow[side] >= 0; + }); + } + function hide(_ref) { + var state = _ref.state, + name = _ref.name; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var preventedOffsets = state.modifiersData.preventOverflow; + var referenceOverflow = detectOverflow(state, { + elementContext: 'reference' + }); + var popperAltOverflow = detectOverflow(state, { + altBoundary: true + }); + var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect); + var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets); + var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets); + var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets); + state.modifiersData[name] = { + referenceClippingOffsets: referenceClippingOffsets, + popperEscapeOffsets: popperEscapeOffsets, + isReferenceHidden: isReferenceHidden, + hasPopperEscaped: hasPopperEscaped + }; + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-reference-hidden': isReferenceHidden, + 'data-popper-escaped': hasPopperEscaped + }); + } // eslint-disable-next-line import/no-unused-modules + + var hide$1 = { + name: 'hide', + enabled: true, + phase: 'main', + requiresIfExists: ['preventOverflow'], + fn: hide + }; + + function distanceAndSkiddingToXY(placement, rects, offset) { + var basePlacement = getBasePlacement(placement); + var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1; + var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, { + placement: placement + })) : offset, + skidding = _ref[0], + distance = _ref[1]; + skidding = skidding || 0; + distance = (distance || 0) * invertDistance; + return [left, right].indexOf(basePlacement) >= 0 ? { + x: distance, + y: skidding + } : { + x: skidding, + y: distance + }; + } + function offset(_ref2) { + var state = _ref2.state, + options = _ref2.options, + name = _ref2.name; + var _options$offset = options.offset, + offset = _options$offset === void 0 ? [0, 0] : _options$offset; + var data = placements.reduce(function (acc, placement) { + acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset); + return acc; + }, {}); + var _data$state$placement = data[state.placement], + x = _data$state$placement.x, + y = _data$state$placement.y; + if (state.modifiersData.popperOffsets != null) { + state.modifiersData.popperOffsets.x += x; + state.modifiersData.popperOffsets.y += y; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var offset$1 = { + name: 'offset', + enabled: true, + phase: 'main', + requires: ['popperOffsets'], + fn: offset + }; + + function popperOffsets(_ref) { + var state = _ref.state, + name = _ref.name; + // Offsets are the actual position the popper needs to have to be + // properly positioned near its reference element + // This is the most basic placement, and will be adjusted by + // the modifiers in the next step + state.modifiersData[name] = computeOffsets({ + reference: state.rects.reference, + element: state.rects.popper, + strategy: 'absolute', + placement: state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var popperOffsets$1 = { + name: 'popperOffsets', + enabled: true, + phase: 'read', + fn: popperOffsets, + data: {} + }; + + function getAltAxis(axis) { + return axis === 'x' ? 'y' : 'x'; + } + + function preventOverflow(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + padding = options.padding, + _options$tether = options.tether, + tether = _options$tether === void 0 ? true : _options$tether, + _options$tetherOffset = options.tetherOffset, + tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset; + var overflow = detectOverflow(state, { + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + altBoundary: altBoundary + }); + var basePlacement = getBasePlacement(state.placement); + var variation = getVariation(state.placement); + var isBasePlacement = !variation; + var mainAxis = getMainAxisFromPlacement(basePlacement); + var altAxis = getAltAxis(mainAxis); + var popperOffsets = state.modifiersData.popperOffsets; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, { + placement: state.placement + })) : tetherOffset; + var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? { + mainAxis: tetherOffsetValue, + altAxis: tetherOffsetValue + } : Object.assign({ + mainAxis: 0, + altAxis: 0 + }, tetherOffsetValue); + var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null; + var data = { + x: 0, + y: 0 + }; + if (!popperOffsets) { + return; + } + if (checkMainAxis) { + var _offsetModifierState$; + var mainSide = mainAxis === 'y' ? top : left; + var altSide = mainAxis === 'y' ? bottom : right; + var len = mainAxis === 'y' ? 'height' : 'width'; + var offset = popperOffsets[mainAxis]; + var min$1 = offset + overflow[mainSide]; + var max$1 = offset - overflow[altSide]; + var additive = tether ? -popperRect[len] / 2 : 0; + var minLen = variation === start ? referenceRect[len] : popperRect[len]; + var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go + // outside the reference bounds + + var arrowElement = state.elements.arrow; + var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : { + width: 0, + height: 0 + }; + var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject(); + var arrowPaddingMin = arrowPaddingObject[mainSide]; + var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want + // to include its full size in the calculation. If the reference is small + // and near the edge of a boundary, the popper can overflow even if the + // reference is not overflowing as well (e.g. virtual elements with no + // width or height) + + var arrowLen = within(0, referenceRect[len], arrowRect[len]); + var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis; + var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis; + var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow); + var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0; + var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0; + var tetherMin = offset + minOffset - offsetModifierValue - clientOffset; + var tetherMax = offset + maxOffset - offsetModifierValue; + var preventedOffset = within(tether ? min(min$1, tetherMin) : min$1, offset, tether ? max(max$1, tetherMax) : max$1); + popperOffsets[mainAxis] = preventedOffset; + data[mainAxis] = preventedOffset - offset; + } + if (checkAltAxis) { + var _offsetModifierState$2; + var _mainSide = mainAxis === 'x' ? top : left; + var _altSide = mainAxis === 'x' ? bottom : right; + var _offset = popperOffsets[altAxis]; + var _len = altAxis === 'y' ? 'height' : 'width'; + var _min = _offset + overflow[_mainSide]; + var _max = _offset - overflow[_altSide]; + var isOriginSide = [top, left].indexOf(basePlacement) !== -1; + var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0; + var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis; + var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max; + var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max); + popperOffsets[altAxis] = _preventedOffset; + data[altAxis] = _preventedOffset - _offset; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var preventOverflow$1 = { + name: 'preventOverflow', + enabled: true, + phase: 'main', + fn: preventOverflow, + requiresIfExists: ['offset'] + }; + + function getHTMLElementScroll(element) { + return { + scrollLeft: element.scrollLeft, + scrollTop: element.scrollTop + }; + } + + function getNodeScroll(node) { + if (node === getWindow(node) || !isHTMLElement(node)) { + return getWindowScroll(node); + } else { + return getHTMLElementScroll(node); + } + } + + function isElementScaled(element) { + var rect = element.getBoundingClientRect(); + var scaleX = round(rect.width) / element.offsetWidth || 1; + var scaleY = round(rect.height) / element.offsetHeight || 1; + return scaleX !== 1 || scaleY !== 1; + } // Returns the composite rect of an element relative to its offsetParent. + // Composite means it takes into account transforms as well as layout. + + function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) { + if (isFixed === void 0) { + isFixed = false; + } + var isOffsetParentAnElement = isHTMLElement(offsetParent); + var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent); + var documentElement = getDocumentElement(offsetParent); + var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed); + var scroll = { + scrollLeft: 0, + scrollTop: 0 + }; + var offsets = { + x: 0, + y: 0 + }; + if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { + if (getNodeName(offsetParent) !== 'body' || + // https://github.com/popperjs/popper-core/issues/1078 + isScrollParent(documentElement)) { + scroll = getNodeScroll(offsetParent); + } + if (isHTMLElement(offsetParent)) { + offsets = getBoundingClientRect(offsetParent, true); + offsets.x += offsetParent.clientLeft; + offsets.y += offsetParent.clientTop; + } else if (documentElement) { + offsets.x = getWindowScrollBarX(documentElement); + } + } + return { + x: rect.left + scroll.scrollLeft - offsets.x, + y: rect.top + scroll.scrollTop - offsets.y, + width: rect.width, + height: rect.height + }; + } + + function order(modifiers) { + var map = new Map(); + var visited = new Set(); + var result = []; + modifiers.forEach(function (modifier) { + map.set(modifier.name, modifier); + }); // On visiting object, check for its dependencies and visit them recursively + + function sort(modifier) { + visited.add(modifier.name); + var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []); + requires.forEach(function (dep) { + if (!visited.has(dep)) { + var depModifier = map.get(dep); + if (depModifier) { + sort(depModifier); + } + } + }); + result.push(modifier); + } + modifiers.forEach(function (modifier) { + if (!visited.has(modifier.name)) { + // check for visited object + sort(modifier); + } + }); + return result; + } + function orderModifiers(modifiers) { + // order based on dependencies + var orderedModifiers = order(modifiers); // order based on phase + + return modifierPhases.reduce(function (acc, phase) { + return acc.concat(orderedModifiers.filter(function (modifier) { + return modifier.phase === phase; + })); + }, []); + } + + function debounce(fn) { + var pending; + return function () { + if (!pending) { + pending = new Promise(function (resolve) { + Promise.resolve().then(function () { + pending = undefined; + resolve(fn()); + }); + }); + } + return pending; + }; + } + + function mergeByName(modifiers) { + var merged = modifiers.reduce(function (merged, current) { + var existing = merged[current.name]; + merged[current.name] = existing ? Object.assign({}, existing, current, { + options: Object.assign({}, existing.options, current.options), + data: Object.assign({}, existing.data, current.data) + }) : current; + return merged; + }, {}); // IE11 does not support Object.values + + return Object.keys(merged).map(function (key) { + return merged[key]; + }); + } + + var DEFAULT_OPTIONS = { + placement: 'bottom', + modifiers: [], + strategy: 'absolute' + }; + function areValidElements() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + return !args.some(function (element) { + return !(element && typeof element.getBoundingClientRect === 'function'); + }); + } + function popperGenerator(generatorOptions) { + if (generatorOptions === void 0) { + generatorOptions = {}; + } + var _generatorOptions = generatorOptions, + _generatorOptions$def = _generatorOptions.defaultModifiers, + defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def, + _generatorOptions$def2 = _generatorOptions.defaultOptions, + defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2; + return function createPopper(reference, popper, options) { + if (options === void 0) { + options = defaultOptions; + } + var state = { + placement: 'bottom', + orderedModifiers: [], + options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions), + modifiersData: {}, + elements: { + reference: reference, + popper: popper + }, + attributes: {}, + styles: {} + }; + var effectCleanupFns = []; + var isDestroyed = false; + var instance = { + state: state, + setOptions: function setOptions(setOptionsAction) { + var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction; + cleanupModifierEffects(); + state.options = Object.assign({}, defaultOptions, state.options, options); + state.scrollParents = { + reference: isElement$1(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [], + popper: listScrollParents(popper) + }; // Orders the modifiers based on their dependencies and `phase` + // properties + + var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers + + state.orderedModifiers = orderedModifiers.filter(function (m) { + return m.enabled; + }); + runModifierEffects(); + return instance.update(); + }, + // Sync update – it will always be executed, even if not necessary. This + // is useful for low frequency updates where sync behavior simplifies the + // logic. + // For high frequency updates (e.g. `resize` and `scroll` events), always + // prefer the async Popper#update method + forceUpdate: function forceUpdate() { + if (isDestroyed) { + return; + } + var _state$elements = state.elements, + reference = _state$elements.reference, + popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements + // anymore + + if (!areValidElements(reference, popper)) { + return; + } // Store the reference and popper rects to be read by modifiers + + state.rects = { + reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'), + popper: getLayoutRect(popper) + }; // Modifiers have the ability to reset the current update cycle. The + // most common use case for this is the `flip` modifier changing the + // placement, which then needs to re-run all the modifiers, because the + // logic was previously ran for the previous placement and is therefore + // stale/incorrect + + state.reset = false; + state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier + // is filled with the initial data specified by the modifier. This means + // it doesn't persist and is fresh on each update. + // To ensure persistent data, use `${name}#persistent` + + state.orderedModifiers.forEach(function (modifier) { + return state.modifiersData[modifier.name] = Object.assign({}, modifier.data); + }); + for (var index = 0; index < state.orderedModifiers.length; index++) { + if (state.reset === true) { + state.reset = false; + index = -1; + continue; + } + var _state$orderedModifie = state.orderedModifiers[index], + fn = _state$orderedModifie.fn, + _state$orderedModifie2 = _state$orderedModifie.options, + _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2, + name = _state$orderedModifie.name; + if (typeof fn === 'function') { + state = fn({ + state: state, + options: _options, + name: name, + instance: instance + }) || state; + } + } + }, + // Async and optimistically optimized update – it will not be executed if + // not necessary (debounced to run at most once-per-tick) + update: debounce(function () { + return new Promise(function (resolve) { + instance.forceUpdate(); + resolve(state); + }); + }), + destroy: function destroy() { + cleanupModifierEffects(); + isDestroyed = true; + } + }; + if (!areValidElements(reference, popper)) { + return instance; + } + instance.setOptions(options).then(function (state) { + if (!isDestroyed && options.onFirstUpdate) { + options.onFirstUpdate(state); + } + }); // Modifiers have the ability to execute arbitrary code before the first + // update cycle runs. They will be executed in the same order as the update + // cycle. This is useful when a modifier adds some persistent data that + // other modifiers need to use, but the modifier is run after the dependent + // one. + + function runModifierEffects() { + state.orderedModifiers.forEach(function (_ref) { + var name = _ref.name, + _ref$options = _ref.options, + options = _ref$options === void 0 ? {} : _ref$options, + effect = _ref.effect; + if (typeof effect === 'function') { + var cleanupFn = effect({ + state: state, + name: name, + instance: instance, + options: options + }); + var noopFn = function noopFn() {}; + effectCleanupFns.push(cleanupFn || noopFn); + } + }); + } + function cleanupModifierEffects() { + effectCleanupFns.forEach(function (fn) { + return fn(); + }); + effectCleanupFns = []; + } + return instance; + }; + } + var createPopper$2 = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers$1 = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1]; + var createPopper$1 = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers$1 + }); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1]; + var createPopper = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers + }); // eslint-disable-next-line import/no-unused-modules + + var Popper = /*#__PURE__*/Object.freeze({ + __proto__: null, + afterMain: afterMain, + afterRead: afterRead, + afterWrite: afterWrite, + applyStyles: applyStyles$1, + arrow: arrow$1, + auto: auto, + basePlacements: basePlacements, + beforeMain: beforeMain, + beforeRead: beforeRead, + beforeWrite: beforeWrite, + bottom: bottom, + clippingParents: clippingParents, + computeStyles: computeStyles$1, + createPopper: createPopper, + createPopperBase: createPopper$2, + createPopperLite: createPopper$1, + detectOverflow: detectOverflow, + end: end, + eventListeners: eventListeners, + flip: flip$1, + hide: hide$1, + left: left, + main: main, + modifierPhases: modifierPhases, + offset: offset$1, + placements: placements, + popper: popper, + popperGenerator: popperGenerator, + popperOffsets: popperOffsets$1, + preventOverflow: preventOverflow$1, + read: read, + reference: reference, + right: right, + start: start, + top: top, + variationPlacements: variationPlacements, + viewport: viewport, + write: write + }); + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/data.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + /** + * Constants + */ + + const elementMap = new Map(); + var Data = { + set(element, key, instance) { + if (!elementMap.has(element)) { + elementMap.set(element, new Map()); + } + const instanceMap = elementMap.get(element); + + // make it clear we only want one instance per element + // can be removed later when multiple key/instances are fine to be used + if (!instanceMap.has(key) && instanceMap.size !== 0) { + // eslint-disable-next-line no-console + console.error("Bootstrap doesn't allow more than one instance per element. Bound instance: ".concat(Array.from(instanceMap.keys())[0], ".")); + return; + } + instanceMap.set(key, instance); + }, + get(element, key) { + if (elementMap.has(element)) { + return elementMap.get(element).get(key) || null; + } + return null; + }, + remove(element, key) { + if (!elementMap.has(element)) { + return; + } + const instanceMap = elementMap.get(element); + instanceMap.delete(key); + + // free up element references if there are no instances left for an element + if (instanceMap.size === 0) { + elementMap.delete(element); + } + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/index.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const MAX_UID = 1000000; + const MILLISECONDS_MULTIPLIER = 1000; + const TRANSITION_END = 'transitionend'; + + /** + * Properly escape IDs selectors to handle weird IDs + * @param {string} selector + * @returns {string} + */ + const parseSelector = selector => { + if (selector && window.CSS && window.CSS.escape) { + // document.querySelector needs escaping to handle IDs (html5+) containing for instance / + selector = selector.replace(/#([^\s"#']+)/g, (match, id) => "#".concat(CSS.escape(id))); + } + return selector; + }; + + // Shout-out Angus Croll (https://goo.gl/pxwQGp) + const toType = object => { + if (object === null || object === undefined) { + return "".concat(object); + } + return Object.prototype.toString.call(object).match(/\s([a-z]+)/i)[1].toLowerCase(); + }; + + /** + * Public Util API + */ + + const getUID = prefix => { + do { + prefix += Math.floor(Math.random() * MAX_UID); + } while (document.getElementById(prefix)); + return prefix; + }; + const getTransitionDurationFromElement = element => { + if (!element) { + return 0; + } + + // Get transition-duration of the element + let { + transitionDuration, + transitionDelay + } = window.getComputedStyle(element); + const floatTransitionDuration = Number.parseFloat(transitionDuration); + const floatTransitionDelay = Number.parseFloat(transitionDelay); + + // Return 0 if element or transition duration is not found + if (!floatTransitionDuration && !floatTransitionDelay) { + return 0; + } + + // If multiple durations are defined, take the first + transitionDuration = transitionDuration.split(',')[0]; + transitionDelay = transitionDelay.split(',')[0]; + return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; + }; + const triggerTransitionEnd = element => { + element.dispatchEvent(new Event(TRANSITION_END)); + }; + const isElement = object => { + if (!object || typeof object !== 'object') { + return false; + } + if (typeof object.jquery !== 'undefined') { + object = object[0]; + } + return typeof object.nodeType !== 'undefined'; + }; + const getElement = object => { + // it's a jQuery object or a node element + if (isElement(object)) { + return object.jquery ? object[0] : object; + } + if (typeof object === 'string' && object.length > 0) { + return document.querySelector(parseSelector(object)); + } + return null; + }; + const isVisible = element => { + if (!isElement(element) || element.getClientRects().length === 0) { + return false; + } + const elementIsVisible = getComputedStyle(element).getPropertyValue('visibility') === 'visible'; + // Handle `details` element as its content may falsie appear visible when it is closed + const closedDetails = element.closest('details:not([open])'); + if (!closedDetails) { + return elementIsVisible; + } + if (closedDetails !== element) { + const summary = element.closest('summary'); + if (summary && summary.parentNode !== closedDetails) { + return false; + } + if (summary === null) { + return false; + } + } + return elementIsVisible; + }; + const isDisabled = element => { + if (!element || element.nodeType !== Node.ELEMENT_NODE) { + return true; + } + if (element.classList.contains('disabled')) { + return true; + } + if (typeof element.disabled !== 'undefined') { + return element.disabled; + } + return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; + }; + const findShadowRoot = element => { + if (!document.documentElement.attachShadow) { + return null; + } + + // Can find the shadow root otherwise it'll return the document + if (typeof element.getRootNode === 'function') { + const root = element.getRootNode(); + return root instanceof ShadowRoot ? root : null; + } + if (element instanceof ShadowRoot) { + return element; + } + + // when we don't find a shadow root + if (!element.parentNode) { + return null; + } + return findShadowRoot(element.parentNode); + }; + const noop = () => {}; + + /** + * Trick to restart an element's animation + * + * @param {HTMLElement} element + * @return void + * + * @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation + */ + const reflow = element => { + element.offsetHeight; // eslint-disable-line no-unused-expressions + }; + const getjQuery = () => { + if (window.jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { + return window.jQuery; + } + return null; + }; + const DOMContentLoadedCallbacks = []; + const onDOMContentLoaded = callback => { + if (document.readyState === 'loading') { + // add listener on the first call when the document is in loading state + if (!DOMContentLoadedCallbacks.length) { + document.addEventListener('DOMContentLoaded', () => { + for (const callback of DOMContentLoadedCallbacks) { + callback(); + } + }); + } + DOMContentLoadedCallbacks.push(callback); + } else { + callback(); + } + }; + const isRTL = () => document.documentElement.dir === 'rtl'; + const defineJQueryPlugin = plugin => { + onDOMContentLoaded(() => { + const $ = getjQuery(); + /* istanbul ignore if */ + if ($) { + const name = plugin.NAME; + const JQUERY_NO_CONFLICT = $.fn[name]; + $.fn[name] = plugin.jQueryInterface; + $.fn[name].Constructor = plugin; + $.fn[name].noConflict = () => { + $.fn[name] = JQUERY_NO_CONFLICT; + return plugin.jQueryInterface; + }; + } + }); + }; + const execute = function (possibleCallback) { + let args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; + let defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : possibleCallback; + return typeof possibleCallback === 'function' ? possibleCallback(...args) : defaultValue; + }; + const executeAfterTransition = function (callback, transitionElement) { + let waitForTransition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + if (!waitForTransition) { + execute(callback); + return; + } + const durationPadding = 5; + const emulatedDuration = getTransitionDurationFromElement(transitionElement) + durationPadding; + let called = false; + const handler = _ref => { + let { + target + } = _ref; + if (target !== transitionElement) { + return; + } + called = true; + transitionElement.removeEventListener(TRANSITION_END, handler); + execute(callback); + }; + transitionElement.addEventListener(TRANSITION_END, handler); + setTimeout(() => { + if (!called) { + triggerTransitionEnd(transitionElement); + } + }, emulatedDuration); + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/event-handler.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const namespaceRegex = /[^.]*(?=\..*)\.|.*/; + const stripNameRegex = /\..*/; + const stripUidRegex = /::\d+$/; + const eventRegistry = {}; // Events storage + let uidEvent = 1; + const customEvents = { + mouseenter: 'mouseover', + mouseleave: 'mouseout' + }; + const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']); + + /** + * Private methods + */ + + function makeEventUid(element, uid) { + return uid && "".concat(uid, "::").concat(uidEvent++) || element.uidEvent || uidEvent++; + } + function getElementEvents(element) { + const uid = makeEventUid(element); + element.uidEvent = uid; + eventRegistry[uid] = eventRegistry[uid] || {}; + return eventRegistry[uid]; + } + function bootstrapHandler(element, fn) { + return function handler(event) { + hydrateObj(event, { + delegateTarget: element + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, fn); + } + return fn.apply(element, [event]); + }; + } + function bootstrapDelegationHandler(element, selector, fn) { + return function handler(event) { + const domElements = element.querySelectorAll(selector); + for (let { + target + } = event; target && target !== this; target = target.parentNode) { + for (const domElement of domElements) { + if (domElement !== target) { + continue; + } + hydrateObj(event, { + delegateTarget: target + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, selector, fn); + } + return fn.apply(target, [event]); + } + } + }; + } + function findHandler(events, callable) { + let delegationSelector = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + return Object.values(events).find(event => event.callable === callable && event.delegationSelector === delegationSelector); + } + function normalizeParameters(originalTypeEvent, handler, delegationFunction) { + const isDelegated = typeof handler === 'string'; + // TODO: tooltip passes `false` instead of selector, so we need to check + const callable = isDelegated ? delegationFunction : handler || delegationFunction; + let typeEvent = getTypeEvent(originalTypeEvent); + if (!nativeEvents.has(typeEvent)) { + typeEvent = originalTypeEvent; + } + return [isDelegated, callable, typeEvent]; + } + function addHandler(element, originalTypeEvent, handler, delegationFunction, oneOff) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + let [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + + // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position + // this prevents the handler from being dispatched the same way as mouseover or mouseout does + if (originalTypeEvent in customEvents) { + const wrapFunction = fn => { + return function (event) { + if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) { + return fn.call(this, event); + } + }; + }; + callable = wrapFunction(callable); + } + const events = getElementEvents(element); + const handlers = events[typeEvent] || (events[typeEvent] = {}); + const previousFunction = findHandler(handlers, callable, isDelegated ? handler : null); + if (previousFunction) { + previousFunction.oneOff = previousFunction.oneOff && oneOff; + return; + } + const uid = makeEventUid(callable, originalTypeEvent.replace(namespaceRegex, '')); + const fn = isDelegated ? bootstrapDelegationHandler(element, handler, callable) : bootstrapHandler(element, callable); + fn.delegationSelector = isDelegated ? handler : null; + fn.callable = callable; + fn.oneOff = oneOff; + fn.uidEvent = uid; + handlers[uid] = fn; + element.addEventListener(typeEvent, fn, isDelegated); + } + function removeHandler(element, events, typeEvent, handler, delegationSelector) { + const fn = findHandler(events[typeEvent], handler, delegationSelector); + if (!fn) { + return; + } + element.removeEventListener(typeEvent, fn, Boolean(delegationSelector)); + delete events[typeEvent][fn.uidEvent]; + } + function removeNamespacedHandlers(element, events, typeEvent, namespace) { + const storeElementEvent = events[typeEvent] || {}; + for (const [handlerKey, event] of Object.entries(storeElementEvent)) { + if (handlerKey.includes(namespace)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + } + function getTypeEvent(event) { + // allow to get the native events from namespaced events ('click.bs.button' --> 'click') + event = event.replace(stripNameRegex, ''); + return customEvents[event] || event; + } + const EventHandler = { + on(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, false); + }, + one(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, true); + }, + off(element, originalTypeEvent, handler, delegationFunction) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + const [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + const inNamespace = typeEvent !== originalTypeEvent; + const events = getElementEvents(element); + const storeElementEvent = events[typeEvent] || {}; + const isNamespace = originalTypeEvent.startsWith('.'); + if (typeof callable !== 'undefined') { + // Simplest case: handler is passed, remove that listener ONLY. + if (!Object.keys(storeElementEvent).length) { + return; + } + removeHandler(element, events, typeEvent, callable, isDelegated ? handler : null); + return; + } + if (isNamespace) { + for (const elementEvent of Object.keys(events)) { + removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1)); + } + } + for (const [keyHandlers, event] of Object.entries(storeElementEvent)) { + const handlerKey = keyHandlers.replace(stripUidRegex, ''); + if (!inNamespace || originalTypeEvent.includes(handlerKey)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + }, + trigger(element, event, args) { + if (typeof event !== 'string' || !element) { + return null; + } + const $ = getjQuery(); + const typeEvent = getTypeEvent(event); + const inNamespace = event !== typeEvent; + let jQueryEvent = null; + let bubbles = true; + let nativeDispatch = true; + let defaultPrevented = false; + if (inNamespace && $) { + jQueryEvent = $.Event(event, args); + $(element).trigger(jQueryEvent); + bubbles = !jQueryEvent.isPropagationStopped(); + nativeDispatch = !jQueryEvent.isImmediatePropagationStopped(); + defaultPrevented = jQueryEvent.isDefaultPrevented(); + } + const evt = hydrateObj(new Event(event, { + bubbles, + cancelable: true + }), args); + if (defaultPrevented) { + evt.preventDefault(); + } + if (nativeDispatch) { + element.dispatchEvent(evt); + } + if (evt.defaultPrevented && jQueryEvent) { + jQueryEvent.preventDefault(); + } + return evt; + } + }; + function hydrateObj(obj) { + let meta = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + for (const [key, value] of Object.entries(meta)) { + try { + obj[key] = value; + } catch { + Object.defineProperty(obj, key, { + configurable: true, + get() { + return value; + } + }); + } + } + return obj; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/manipulator.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + function normalizeData(value) { + if (value === 'true') { + return true; + } + if (value === 'false') { + return false; + } + if (value === Number(value).toString()) { + return Number(value); + } + if (value === '' || value === 'null') { + return null; + } + if (typeof value !== 'string') { + return value; + } + try { + return JSON.parse(decodeURIComponent(value)); + } catch { + return value; + } + } + function normalizeDataKey(key) { + return key.replace(/[A-Z]/g, chr => "-".concat(chr.toLowerCase())); + } + const Manipulator = { + setDataAttribute(element, key, value) { + element.setAttribute("data-bs-".concat(normalizeDataKey(key)), value); + }, + removeDataAttribute(element, key) { + element.removeAttribute("data-bs-".concat(normalizeDataKey(key))); + }, + getDataAttributes(element) { + if (!element) { + return {}; + } + const attributes = {}; + const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig')); + for (const key of bsKeys) { + let pureKey = key.replace(/^bs/, ''); + pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); + attributes[pureKey] = normalizeData(element.dataset[key]); + } + return attributes; + }, + getDataAttribute(element, key) { + return normalizeData(element.getAttribute("data-bs-".concat(normalizeDataKey(key)))); + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/config.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Class definition + */ + + class Config { + // Getters + static get Default() { + return {}; + } + static get DefaultType() { + return {}; + } + static get NAME() { + throw new Error('You have to implement the static method "NAME", for each component!'); + } + _getConfig(config) { + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + return config; + } + _mergeConfigObj(config, element) { + const jsonConfig = isElement(element) ? Manipulator.getDataAttribute(element, 'config') : {}; // try to parse + + return { + ...this.constructor.Default, + ...(typeof jsonConfig === 'object' ? jsonConfig : {}), + ...(isElement(element) ? Manipulator.getDataAttributes(element) : {}), + ...(typeof config === 'object' ? config : {}) + }; + } + _typeCheckConfig(config) { + let configTypes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.constructor.DefaultType; + for (const [property, expectedTypes] of Object.entries(configTypes)) { + const value = config[property]; + const valueType = isElement(value) ? 'element' : toType(value); + if (!new RegExp(expectedTypes).test(valueType)) { + throw new TypeError("".concat(this.constructor.NAME.toUpperCase(), ": Option \"").concat(property, "\" provided type \"").concat(valueType, "\" but expected type \"").concat(expectedTypes, "\".")); + } + } + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap base-component.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const VERSION = '5.3.3'; + + /** + * Class definition + */ + + class BaseComponent extends Config { + constructor(element, config) { + super(); + element = getElement(element); + if (!element) { + return; + } + this._element = element; + this._config = this._getConfig(config); + Data.set(this._element, this.constructor.DATA_KEY, this); + } + + // Public + dispose() { + Data.remove(this._element, this.constructor.DATA_KEY); + EventHandler.off(this._element, this.constructor.EVENT_KEY); + for (const propertyName of Object.getOwnPropertyNames(this)) { + this[propertyName] = null; + } + } + _queueCallback(callback, element) { + let isAnimated = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + executeAfterTransition(callback, element, isAnimated); + } + _getConfig(config) { + config = this._mergeConfigObj(config, this._element); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + + // Static + static getInstance(element) { + return Data.get(getElement(element), this.DATA_KEY); + } + static getOrCreateInstance(element) { + let config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + return this.getInstance(element) || new this(element, typeof config === 'object' ? config : null); + } + static get VERSION() { + return VERSION; + } + static get DATA_KEY() { + return "bs.".concat(this.NAME); + } + static get EVENT_KEY() { + return ".".concat(this.DATA_KEY); + } + static eventName(name) { + return "".concat(name).concat(this.EVENT_KEY); + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/sanitizer.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + // js-docs-start allow-list + const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i; + const DefaultAllowlist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + dd: [], + div: [], + dl: [], + dt: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'srcset', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + }; + // js-docs-end allow-list + + const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']); + + /** + * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation + * contexts. + * + * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38 + */ + // eslint-disable-next-line unicorn/better-regex + const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i; + const allowedAttribute = (attribute, allowedAttributeList) => { + const attributeName = attribute.nodeName.toLowerCase(); + if (allowedAttributeList.includes(attributeName)) { + if (uriAttributes.has(attributeName)) { + return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue)); + } + return true; + } + + // Check if a regular expression validates the attribute. + return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName)); + }; + function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) { + if (!unsafeHtml.length) { + return unsafeHtml; + } + if (sanitizeFunction && typeof sanitizeFunction === 'function') { + return sanitizeFunction(unsafeHtml); + } + const domParser = new window.DOMParser(); + const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html'); + const elements = [].concat(...createdDocument.body.querySelectorAll('*')); + for (const element of elements) { + const elementName = element.nodeName.toLowerCase(); + if (!Object.keys(allowList).includes(elementName)) { + element.remove(); + continue; + } + const attributeList = [].concat(...element.attributes); + const allowedAttributes = [].concat(allowList['*'] || [], allowList[elementName] || []); + for (const attribute of attributeList) { + if (!allowedAttribute(attribute, allowedAttributes)) { + element.removeAttribute(attribute.nodeName); + } + } + } + return createdDocument.body.innerHTML; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/selector-engine.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const getSelector = element => { + let selector = element.getAttribute('data-bs-target'); + if (!selector || selector === '#') { + let hrefAttribute = element.getAttribute('href'); + + // The only valid content that could double as a selector are IDs or classes, + // so everything starting with `#` or `.`. If a "real" URL is used as the selector, + // `document.querySelector` will rightfully complain it is invalid. + // See https://github.com/twbs/bootstrap/issues/32273 + if (!hrefAttribute || !hrefAttribute.includes('#') && !hrefAttribute.startsWith('.')) { + return null; + } + + // Just in case some CMS puts out a full URL with the anchor appended + if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) { + hrefAttribute = "#".concat(hrefAttribute.split('#')[1]); + } + selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null; + } + return selector ? selector.split(',').map(sel => parseSelector(sel)).join(',') : null; + }; + const SelectorEngine = { + find(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return [].concat(...Element.prototype.querySelectorAll.call(element, selector)); + }, + findOne(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return Element.prototype.querySelector.call(element, selector); + }, + children(element, selector) { + return [].concat(...element.children).filter(child => child.matches(selector)); + }, + parents(element, selector) { + const parents = []; + let ancestor = element.parentNode.closest(selector); + while (ancestor) { + parents.push(ancestor); + ancestor = ancestor.parentNode.closest(selector); + } + return parents; + }, + prev(element, selector) { + let previous = element.previousElementSibling; + while (previous) { + if (previous.matches(selector)) { + return [previous]; + } + previous = previous.previousElementSibling; + } + return []; + }, + // TODO: this is now unused; remove later along with prev() + next(element, selector) { + let next = element.nextElementSibling; + while (next) { + if (next.matches(selector)) { + return [next]; + } + next = next.nextElementSibling; + } + return []; + }, + focusableChildren(element) { + const focusables = ['a', 'button', 'input', 'textarea', 'select', 'details', '[tabindex]', '[contenteditable="true"]'].map(selector => "".concat(selector, ":not([tabindex^=\"-\"])")).join(','); + return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el)); + }, + getSelectorFromElement(element) { + const selector = getSelector(element); + if (selector) { + return SelectorEngine.findOne(selector) ? selector : null; + } + return null; + }, + getElementFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.findOne(selector) : null; + }, + getMultipleElementsFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.find(selector) : []; + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/template-factory.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$2 = 'TemplateFactory'; + const Default$2 = { + allowList: DefaultAllowlist, + content: {}, + // { selector : text , selector2 : text2 , } + extraClass: '', + html: false, + sanitize: true, + sanitizeFn: null, + template: '
' + }; + const DefaultType$2 = { + allowList: 'object', + content: 'object', + extraClass: '(string|function)', + html: 'boolean', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + template: 'string' + }; + const DefaultContentType = { + entry: '(string|element|function|null)', + selector: '(string|element)' + }; + + /** + * Class definition + */ + + class TemplateFactory extends Config { + constructor(config) { + super(); + this._config = this._getConfig(config); + } + + // Getters + static get Default() { + return Default$2; + } + static get DefaultType() { + return DefaultType$2; + } + static get NAME() { + return NAME$2; + } + + // Public + getContent() { + return Object.values(this._config.content).map(config => this._resolvePossibleFunction(config)).filter(Boolean); + } + hasContent() { + return this.getContent().length > 0; + } + changeContent(content) { + this._checkContent(content); + this._config.content = { + ...this._config.content, + ...content + }; + return this; + } + toHtml() { + const templateWrapper = document.createElement('div'); + templateWrapper.innerHTML = this._maybeSanitize(this._config.template); + for (const [selector, text] of Object.entries(this._config.content)) { + this._setContent(templateWrapper, text, selector); + } + const template = templateWrapper.children[0]; + const extraClass = this._resolvePossibleFunction(this._config.extraClass); + if (extraClass) { + template.classList.add(...extraClass.split(' ')); + } + return template; + } + + // Private + _typeCheckConfig(config) { + super._typeCheckConfig(config); + this._checkContent(config.content); + } + _checkContent(arg) { + for (const [selector, content] of Object.entries(arg)) { + super._typeCheckConfig({ + selector, + entry: content + }, DefaultContentType); + } + } + _setContent(template, content, selector) { + const templateElement = SelectorEngine.findOne(selector, template); + if (!templateElement) { + return; + } + content = this._resolvePossibleFunction(content); + if (!content) { + templateElement.remove(); + return; + } + if (isElement(content)) { + this._putElementInTemplate(getElement(content), templateElement); + return; + } + if (this._config.html) { + templateElement.innerHTML = this._maybeSanitize(content); + return; + } + templateElement.textContent = content; + } + _maybeSanitize(arg) { + return this._config.sanitize ? sanitizeHtml(arg, this._config.allowList, this._config.sanitizeFn) : arg; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this]); + } + _putElementInTemplate(element, templateElement) { + if (this._config.html) { + templateElement.innerHTML = ''; + templateElement.append(element); + return; + } + templateElement.textContent = element.textContent; + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap tooltip.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$1 = 'tooltip'; + const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']); + const CLASS_NAME_FADE = 'fade'; + const CLASS_NAME_MODAL = 'modal'; + const CLASS_NAME_SHOW$1 = 'show'; + const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'; + const SELECTOR_MODAL = ".".concat(CLASS_NAME_MODAL); + const EVENT_MODAL_HIDE = 'hide.bs.modal'; + const TRIGGER_HOVER = 'hover'; + const TRIGGER_FOCUS = 'focus'; + const TRIGGER_CLICK = 'click'; + const TRIGGER_MANUAL = 'manual'; + const EVENT_HIDE$1 = 'hide'; + const EVENT_HIDDEN$1 = 'hidden'; + const EVENT_SHOW$1 = 'show'; + const EVENT_SHOWN$1 = 'shown'; + const EVENT_INSERTED = 'inserted'; + const EVENT_CLICK = 'click'; + const EVENT_FOCUSIN = 'focusin'; + const EVENT_FOCUSOUT = 'focusout'; + const EVENT_MOUSEENTER = 'mouseenter'; + const EVENT_MOUSELEAVE = 'mouseleave'; + const AttachmentMap = { + AUTO: 'auto', + TOP: 'top', + RIGHT: isRTL() ? 'left' : 'right', + BOTTOM: 'bottom', + LEFT: isRTL() ? 'right' : 'left' + }; + const Default$1 = { + allowList: DefaultAllowlist, + animation: true, + boundary: 'clippingParents', + container: false, + customClass: '', + delay: 0, + fallbackPlacements: ['top', 'right', 'bottom', 'left'], + html: false, + offset: [0, 6], + placement: 'top', + popperConfig: null, + sanitize: true, + sanitizeFn: null, + selector: false, + template: '', + title: '', + trigger: 'hover focus' + }; + const DefaultType$1 = { + allowList: 'object', + animation: 'boolean', + boundary: '(string|element)', + container: '(string|element|boolean)', + customClass: '(string|function)', + delay: '(number|object)', + fallbackPlacements: 'array', + html: 'boolean', + offset: '(array|string|function)', + placement: '(string|function)', + popperConfig: '(null|object|function)', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + selector: '(string|boolean)', + template: 'string', + title: '(string|element|function)', + trigger: 'string' + }; + + /** + * Class definition + */ + + class Tooltip extends BaseComponent { + constructor(element, config) { + if (typeof Popper === 'undefined') { + throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)'); + } + super(element, config); + + // Private + this._isEnabled = true; + this._timeout = 0; + this._isHovered = null; + this._activeTrigger = {}; + this._popper = null; + this._templateFactory = null; + this._newContent = null; + + // Protected + this.tip = null; + this._setListeners(); + if (!this._config.selector) { + this._fixTitle(); + } + } + + // Getters + static get Default() { + return Default$1; + } + static get DefaultType() { + return DefaultType$1; + } + static get NAME() { + return NAME$1; + } + + // Public + enable() { + this._isEnabled = true; + } + disable() { + this._isEnabled = false; + } + toggleEnabled() { + this._isEnabled = !this._isEnabled; + } + toggle() { + if (!this._isEnabled) { + return; + } + this._activeTrigger.click = !this._activeTrigger.click; + if (this._isShown()) { + this._leave(); + return; + } + this._enter(); + } + dispose() { + clearTimeout(this._timeout); + EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + if (this._element.getAttribute('data-bs-original-title')) { + this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title')); + } + this._disposePopper(); + super.dispose(); + } + show() { + if (this._element.style.display === 'none') { + throw new Error('Please use show on visible elements'); + } + if (!(this._isWithContent() && this._isEnabled)) { + return; + } + const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW$1)); + const shadowRoot = findShadowRoot(this._element); + const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element); + if (showEvent.defaultPrevented || !isInTheDom) { + return; + } + + // TODO: v6 remove this or make it optional + this._disposePopper(); + const tip = this._getTipElement(); + this._element.setAttribute('aria-describedby', tip.getAttribute('id')); + const { + container + } = this._config; + if (!this._element.ownerDocument.documentElement.contains(this.tip)) { + container.append(tip); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED)); + } + this._popper = this._createPopper(tip); + tip.classList.add(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we add extra + // empty mouseover listeners to the body's immediate children; + // only needed because of broken event delegation on iOS + // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.on(element, 'mouseover', noop); + } + } + const complete = () => { + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN$1)); + if (this._isHovered === false) { + this._leave(); + } + this._isHovered = false; + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + hide() { + if (!this._isShown()) { + return; + } + const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE$1)); + if (hideEvent.defaultPrevented) { + return; + } + const tip = this._getTipElement(); + tip.classList.remove(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we remove the extra + // empty mouseover listeners we added for iOS support + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.off(element, 'mouseover', noop); + } + } + this._activeTrigger[TRIGGER_CLICK] = false; + this._activeTrigger[TRIGGER_FOCUS] = false; + this._activeTrigger[TRIGGER_HOVER] = false; + this._isHovered = null; // it is a trick to support manual triggering + + const complete = () => { + if (this._isWithActiveTrigger()) { + return; + } + if (!this._isHovered) { + this._disposePopper(); + } + this._element.removeAttribute('aria-describedby'); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN$1)); + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + update() { + if (this._popper) { + this._popper.update(); + } + } + + // Protected + _isWithContent() { + return Boolean(this._getTitle()); + } + _getTipElement() { + if (!this.tip) { + this.tip = this._createTipElement(this._newContent || this._getContentForTemplate()); + } + return this.tip; + } + _createTipElement(content) { + const tip = this._getTemplateFactory(content).toHtml(); + + // TODO: remove this check in v6 + if (!tip) { + return null; + } + tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW$1); + // TODO: v6 the following can be achieved with CSS only + tip.classList.add("bs-".concat(this.constructor.NAME, "-auto")); + const tipId = getUID(this.constructor.NAME).toString(); + tip.setAttribute('id', tipId); + if (this._isAnimated()) { + tip.classList.add(CLASS_NAME_FADE); + } + return tip; + } + setContent(content) { + this._newContent = content; + if (this._isShown()) { + this._disposePopper(); + this.show(); + } + } + _getTemplateFactory(content) { + if (this._templateFactory) { + this._templateFactory.changeContent(content); + } else { + this._templateFactory = new TemplateFactory({ + ...this._config, + // the `content` var has to be after `this._config` + // to override config.content in case of popover + content, + extraClass: this._resolvePossibleFunction(this._config.customClass) + }); + } + return this._templateFactory; + } + _getContentForTemplate() { + return { + [SELECTOR_TOOLTIP_INNER]: this._getTitle() + }; + } + _getTitle() { + return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title'); + } + + // Private + _initializeOnDelegatedTarget(event) { + return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig()); + } + _isAnimated() { + return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE); + } + _isShown() { + return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW$1); + } + _createPopper(tip) { + const placement = execute(this._config.placement, [this, tip, this._element]); + const attachment = AttachmentMap[placement.toUpperCase()]; + return createPopper(this._element, tip, this._getPopperConfig(attachment)); + } + _getOffset() { + const { + offset + } = this._config; + if (typeof offset === 'string') { + return offset.split(',').map(value => Number.parseInt(value, 10)); + } + if (typeof offset === 'function') { + return popperData => offset(popperData, this._element); + } + return offset; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this._element]); + } + _getPopperConfig(attachment) { + const defaultBsPopperConfig = { + placement: attachment, + modifiers: [{ + name: 'flip', + options: { + fallbackPlacements: this._config.fallbackPlacements + } + }, { + name: 'offset', + options: { + offset: this._getOffset() + } + }, { + name: 'preventOverflow', + options: { + boundary: this._config.boundary + } + }, { + name: 'arrow', + options: { + element: ".".concat(this.constructor.NAME, "-arrow") + } + }, { + name: 'preSetPlacement', + enabled: true, + phase: 'beforeMain', + fn: data => { + // Pre-set Popper's placement attribute in order to read the arrow sizes properly. + // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement + this._getTipElement().setAttribute('data-popper-placement', data.state.placement); + } + }] + }; + return { + ...defaultBsPopperConfig, + ...execute(this._config.popperConfig, [defaultBsPopperConfig]) + }; + } + _setListeners() { + const triggers = this._config.trigger.split(' '); + for (const trigger of triggers) { + if (trigger === 'click') { + EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context.toggle(); + }); + } else if (trigger !== TRIGGER_MANUAL) { + const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN); + const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT); + EventHandler.on(this._element, eventIn, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true; + context._enter(); + }); + EventHandler.on(this._element, eventOut, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget); + context._leave(); + }); + } + } + this._hideModalHandler = () => { + if (this._element) { + this.hide(); + } + }; + EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + } + _fixTitle() { + const title = this._element.getAttribute('title'); + if (!title) { + return; + } + if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) { + this._element.setAttribute('aria-label', title); + } + this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility + this._element.removeAttribute('title'); + } + _enter() { + if (this._isShown() || this._isHovered) { + this._isHovered = true; + return; + } + this._isHovered = true; + this._setTimeout(() => { + if (this._isHovered) { + this.show(); + } + }, this._config.delay.show); + } + _leave() { + if (this._isWithActiveTrigger()) { + return; + } + this._isHovered = false; + this._setTimeout(() => { + if (!this._isHovered) { + this.hide(); + } + }, this._config.delay.hide); + } + _setTimeout(handler, timeout) { + clearTimeout(this._timeout); + this._timeout = setTimeout(handler, timeout); + } + _isWithActiveTrigger() { + return Object.values(this._activeTrigger).includes(true); + } + _getConfig(config) { + const dataAttributes = Manipulator.getDataAttributes(this._element); + for (const dataAttribute of Object.keys(dataAttributes)) { + if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) { + delete dataAttributes[dataAttribute]; + } + } + config = { + ...dataAttributes, + ...(typeof config === 'object' && config ? config : {}) + }; + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + config.container = config.container === false ? document.body : getElement(config.container); + if (typeof config.delay === 'number') { + config.delay = { + show: config.delay, + hide: config.delay + }; + } + if (typeof config.title === 'number') { + config.title = config.title.toString(); + } + if (typeof config.content === 'number') { + config.content = config.content.toString(); + } + return config; + } + _getDelegateConfig() { + const config = {}; + for (const [key, value] of Object.entries(this._config)) { + if (this.constructor.Default[key] !== value) { + config[key] = value; + } + } + config.selector = false; + config.trigger = 'manual'; + + // In the future can be replaced with: + // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]]) + // `Object.fromEntries(keysWithDifferentValues)` + return config; + } + _disposePopper() { + if (this._popper) { + this._popper.destroy(); + this._popper = null; + } + if (this.tip) { + this.tip.remove(); + this.tip = null; + } + } + + // Static + static jQueryInterface(config) { + return this.each(function () { + const data = Tooltip.getOrCreateInstance(this, config); + if (typeof config !== 'string') { + return; + } + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + }); + } + } + + /** + * jQuery + */ + + defineJQueryPlugin(Tooltip); + + function loadTooptip() { + const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]'); + [...tooltipTriggerList].map(tooltipTriggerEl => new Tooltip(tooltipTriggerEl)); + } + + function basic() { + back2top(); + loadTooptip(); + } + + /** + * Add listener for theme mode toggle + */ + const toggle = document.getElementById('mode-toggle'); + function modeWatcher() { + if (!toggle) { + return; + } + toggle.addEventListener('click', () => { + modeToggle.flipMode(); + }); + } + + function _defineProperty(e, r, t) { + return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { + value: t, + enumerable: !0, + configurable: !0, + writable: !0 + }) : e[r] = t, e; + } + function _toPrimitive(t, r) { + if ("object" != typeof t || !t) return t; + var e = t[Symbol.toPrimitive]; + if (void 0 !== e) { + var i = e.call(t, r || "default"); + if ("object" != typeof i) return i; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return ("string" === r ? String : Number)(t); + } + function _toPropertyKey(t) { + var i = _toPrimitive(t, "string"); + return "symbol" == typeof i ? i : i + ""; + } + + /** + * Expand or close the sidebar in mobile screens. + */ + + const ATTR_DISPLAY = 'sidebar-display'; + class SidebarUtil { + static toggle() { + if (SidebarUtil.isExpanded === false) { + document.body.setAttribute(ATTR_DISPLAY, ''); + } else { + document.body.removeAttribute(ATTR_DISPLAY); + } + SidebarUtil.isExpanded = !SidebarUtil.isExpanded; + } + } + _defineProperty(SidebarUtil, "isExpanded", false); + function sidebarExpand() { + document.getElementById('sidebar-trigger').addEventListener('click', SidebarUtil.toggle); + document.getElementById('mask').addEventListener('click', SidebarUtil.toggle); + } + + function initSidebar() { + modeWatcher(); + sidebarExpand(); + } + + /** + * This script make #search-result-wrapper switch to unloaded or shown automatically. + */ + + const btnSbTrigger = document.getElementById('sidebar-trigger'); + const btnSearchTrigger = document.getElementById('search-trigger'); + const btnCancel = document.getElementById('search-cancel'); + const content = document.querySelectorAll('#main-wrapper>.container>.row'); + const topbarTitle = document.getElementById('topbar-title'); + const search = document.getElementById('search'); + const resultWrapper = document.getElementById('search-result-wrapper'); + const results = document.getElementById('search-results'); + const input = document.getElementById('search-input'); + const hints = document.getElementById('search-hints'); + + // CSS class names + const LOADED = 'd-block'; + const UNLOADED = 'd-none'; + const FOCUS = 'input-focus'; + const FLEX = 'd-flex'; + + /* Actions in mobile screens (Sidebar hidden) */ + class MobileSearchBar { + static on() { + btnSbTrigger.classList.add(UNLOADED); + topbarTitle.classList.add(UNLOADED); + btnSearchTrigger.classList.add(UNLOADED); + search.classList.add(FLEX); + btnCancel.classList.add(LOADED); + } + static off() { + btnCancel.classList.remove(LOADED); + search.classList.remove(FLEX); + btnSbTrigger.classList.remove(UNLOADED); + topbarTitle.classList.remove(UNLOADED); + btnSearchTrigger.classList.remove(UNLOADED); + } + } + class ResultSwitch { + static on() { + if (!this.resultVisible) { + resultWrapper.classList.remove(UNLOADED); + content.forEach(el => { + el.classList.add(UNLOADED); + }); + this.resultVisible = true; + } + } + static off() { + if (this.resultVisible) { + results.innerHTML = ''; + if (hints.classList.contains(UNLOADED)) { + hints.classList.remove(UNLOADED); + } + resultWrapper.classList.add(UNLOADED); + content.forEach(el => { + el.classList.remove(UNLOADED); + }); + input.textContent = ''; + this.resultVisible = false; + } + } + } + _defineProperty(ResultSwitch, "resultVisible", false); + function isMobileView() { + return btnCancel.classList.contains(LOADED); + } + function displaySearch() { + btnSearchTrigger.addEventListener('click', () => { + MobileSearchBar.on(); + ResultSwitch.on(); + input.focus(); + }); + btnCancel.addEventListener('click', () => { + MobileSearchBar.off(); + ResultSwitch.off(); + }); + input.addEventListener('focus', () => { + search.classList.add(FOCUS); + }); + input.addEventListener('focusout', () => { + search.classList.remove(FOCUS); + }); + input.addEventListener('input', () => { + if (input.value === '') { + if (isMobileView()) { + hints.classList.remove(UNLOADED); + } else { + ResultSwitch.off(); + } + } else { + ResultSwitch.on(); + if (isMobileView()) { + hints.classList.add(UNLOADED); + } + } + }); + } + + function initTopbar() { + displaySearch(); + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap collapse.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME = 'collapse'; + const DATA_KEY = 'bs.collapse'; + const EVENT_KEY = ".".concat(DATA_KEY); + const DATA_API_KEY = '.data-api'; + const EVENT_SHOW = "show".concat(EVENT_KEY); + const EVENT_SHOWN = "shown".concat(EVENT_KEY); + const EVENT_HIDE = "hide".concat(EVENT_KEY); + const EVENT_HIDDEN = "hidden".concat(EVENT_KEY); + const EVENT_CLICK_DATA_API = "click".concat(EVENT_KEY).concat(DATA_API_KEY); + const CLASS_NAME_SHOW = 'show'; + const CLASS_NAME_COLLAPSE = 'collapse'; + const CLASS_NAME_COLLAPSING = 'collapsing'; + const CLASS_NAME_COLLAPSED = 'collapsed'; + const CLASS_NAME_DEEPER_CHILDREN = ":scope .".concat(CLASS_NAME_COLLAPSE, " .").concat(CLASS_NAME_COLLAPSE); + const CLASS_NAME_HORIZONTAL = 'collapse-horizontal'; + const WIDTH = 'width'; + const HEIGHT = 'height'; + const SELECTOR_ACTIVES = '.collapse.show, .collapse.collapsing'; + const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]'; + const Default = { + parent: null, + toggle: true + }; + const DefaultType = { + parent: '(null|element)', + toggle: 'boolean' + }; + + /** + * Class definition + */ + + class Collapse extends BaseComponent { + constructor(element, config) { + super(element, config); + this._isTransitioning = false; + this._triggerArray = []; + const toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE); + for (const elem of toggleList) { + const selector = SelectorEngine.getSelectorFromElement(elem); + const filterElement = SelectorEngine.find(selector).filter(foundElement => foundElement === this._element); + if (selector !== null && filterElement.length) { + this._triggerArray.push(elem); + } + } + this._initializeChildren(); + if (!this._config.parent) { + this._addAriaAndCollapsedClass(this._triggerArray, this._isShown()); + } + if (this._config.toggle) { + this.toggle(); + } + } + + // Getters + static get Default() { + return Default; + } + static get DefaultType() { + return DefaultType; + } + static get NAME() { + return NAME; + } + + // Public + toggle() { + if (this._isShown()) { + this.hide(); + } else { + this.show(); + } + } + show() { + if (this._isTransitioning || this._isShown()) { + return; + } + let activeChildren = []; + + // find active children + if (this._config.parent) { + activeChildren = this._getFirstLevelChildren(SELECTOR_ACTIVES).filter(element => element !== this._element).map(element => Collapse.getOrCreateInstance(element, { + toggle: false + })); + } + if (activeChildren.length && activeChildren[0]._isTransitioning) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_SHOW); + if (startEvent.defaultPrevented) { + return; + } + for (const activeInstance of activeChildren) { + activeInstance.hide(); + } + const dimension = this._getDimension(); + this._element.classList.remove(CLASS_NAME_COLLAPSE); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.style[dimension] = 0; + this._addAriaAndCollapsedClass(this._triggerArray, true); + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + this._element.style[dimension] = ''; + EventHandler.trigger(this._element, EVENT_SHOWN); + }; + const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1); + const scrollSize = "scroll".concat(capitalizedDimension); + this._queueCallback(complete, this._element, true); + this._element.style[dimension] = "".concat(this._element[scrollSize], "px"); + } + hide() { + if (this._isTransitioning || !this._isShown()) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_HIDE); + if (startEvent.defaultPrevented) { + return; + } + const dimension = this._getDimension(); + this._element.style[dimension] = "".concat(this._element.getBoundingClientRect()[dimension], "px"); + reflow(this._element); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + for (const trigger of this._triggerArray) { + const element = SelectorEngine.getElementFromSelector(trigger); + if (element && !this._isShown(element)) { + this._addAriaAndCollapsedClass([trigger], false); + } + } + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE); + EventHandler.trigger(this._element, EVENT_HIDDEN); + }; + this._element.style[dimension] = ''; + this._queueCallback(complete, this._element, true); + } + _isShown() { + let element = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._element; + return element.classList.contains(CLASS_NAME_SHOW); + } + + // Private + _configAfterMerge(config) { + config.toggle = Boolean(config.toggle); // Coerce string values + config.parent = getElement(config.parent); + return config; + } + _getDimension() { + return this._element.classList.contains(CLASS_NAME_HORIZONTAL) ? WIDTH : HEIGHT; + } + _initializeChildren() { + if (!this._config.parent) { + return; + } + const children = this._getFirstLevelChildren(SELECTOR_DATA_TOGGLE); + for (const element of children) { + const selected = SelectorEngine.getElementFromSelector(element); + if (selected) { + this._addAriaAndCollapsedClass([element], this._isShown(selected)); + } + } + } + _getFirstLevelChildren(selector) { + const children = SelectorEngine.find(CLASS_NAME_DEEPER_CHILDREN, this._config.parent); + // remove children if greater depth + return SelectorEngine.find(selector, this._config.parent).filter(element => !children.includes(element)); + } + _addAriaAndCollapsedClass(triggerArray, isOpen) { + if (!triggerArray.length) { + return; + } + for (const element of triggerArray) { + element.classList.toggle(CLASS_NAME_COLLAPSED, !isOpen); + element.setAttribute('aria-expanded', isOpen); + } + } + + // Static + static jQueryInterface(config) { + const _config = {}; + if (typeof config === 'string' && /show|hide/.test(config)) { + _config.toggle = false; + } + return this.each(function () { + const data = Collapse.getOrCreateInstance(this, _config); + if (typeof config === 'string') { + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + } + }); + } + } + + /** + * Data API implementation + */ + + EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { + // preventDefault only for elements (which change the URL) not inside the collapsible element + if (event.target.tagName === 'A' || event.delegateTarget && event.delegateTarget.tagName === 'A') { + event.preventDefault(); + } + for (const element of SelectorEngine.getMultipleElementsFromSelector(this)) { + Collapse.getOrCreateInstance(element, { + toggle: false + }).toggle(); + } + }); + + /** + * jQuery + */ + + defineJQueryPlugin(Collapse); + + /** + * Tab 'Categories' expand/close effect. + */ + + document.getElementsByClassName('collapse'); + + /** + * Clipboard functions + * + * Dependencies: + * clipboard.js (https://github.com/zenorocha/clipboard.js) + */ + + const clipboardSelector = '.code-header>button'; + const ICON_DEFAULT = 'far fa-clipboard'; + const ICON_SUCCESS = 'fas fa-check'; + const ATTR_TIMEOUT = 'timeout'; + const ATTR_TITLE_SUCCEED = 'data-title-succeed'; + const ATTR_TITLE_ORIGIN = 'data-bs-original-title'; + const TIMEOUT = 2000; // in milliseconds + + function isLocked(node) { + if (node.hasAttribute(ATTR_TIMEOUT)) { + let timeout = node.getAttribute(ATTR_TIMEOUT); + if (Number(timeout) > Date.now()) { + return true; + } + } + return false; + } + function lock(node) { + node.setAttribute(ATTR_TIMEOUT, Date.now() + TIMEOUT); + } + function unlock(node) { + node.removeAttribute(ATTR_TIMEOUT); + } + function showTooltip(btn) { + const succeedTitle = btn.getAttribute(ATTR_TITLE_SUCCEED); + btn.setAttribute(ATTR_TITLE_ORIGIN, succeedTitle); + Tooltip.getInstance(btn).show(); + } + function hideTooltip(btn) { + Tooltip.getInstance(btn).hide(); + btn.removeAttribute(ATTR_TITLE_ORIGIN); + } + function setSuccessIcon(btn) { + const icon = btn.children[0]; + icon.setAttribute('class', ICON_SUCCESS); + } + function resumeIcon(btn) { + const icon = btn.children[0]; + icon.setAttribute('class', ICON_DEFAULT); + } + function setCodeClipboard() { + const clipboardList = document.querySelectorAll(clipboardSelector); + if (clipboardList.length === 0) { + return; + } + + // Initial the clipboard.js object + const clipboard = new ClipboardJS(clipboardSelector, { + target: trigger => { + const codeBlock = trigger.parentNode.nextElementSibling; + return codeBlock.querySelector('code .rouge-code'); + } + }); + [...clipboardList].map(elem => new Tooltip(elem, { + placement: 'left' + })); + clipboard.on('success', e => { + const trigger = e.trigger; + e.clearSelection(); + if (isLocked(trigger)) { + return; + } + setSuccessIcon(trigger); + showTooltip(trigger); + lock(trigger); + setTimeout(() => { + hideTooltip(trigger); + resumeIcon(trigger); + unlock(trigger); + }, TIMEOUT); + }); + } + function setLinkClipboard() { + const btnCopyLink = document.getElementById('copy-link'); + if (btnCopyLink === null) { + return; + } + btnCopyLink.addEventListener('click', e => { + const target = e.target; + if (isLocked(target)) { + return; + } + + // Copy URL to clipboard + navigator.clipboard.writeText(window.location.href).then(() => { + const defaultTitle = target.getAttribute(ATTR_TITLE_ORIGIN); + const succeedTitle = target.getAttribute(ATTR_TITLE_SUCCEED); + + // Switch tooltip title + target.setAttribute(ATTR_TITLE_ORIGIN, succeedTitle); + Tooltip.getInstance(target).show(); + lock(target); + setTimeout(() => { + target.setAttribute(ATTR_TITLE_ORIGIN, defaultTitle); + unlock(target); + }, TIMEOUT); + }); + }); + btnCopyLink.addEventListener('mouseleave', e => { + Tooltip.getInstance(e.target).hide(); + }); + } + function initClipboard() { + setCodeClipboard(); + setLinkClipboard(); + } + + /** + * Setting up image lazy loading and LQIP switching + */ + + const ATTR_DATA_SRC = 'data-src'; + const ATTR_DATA_LQIP = 'data-lqip'; + const cover = { + SHIMMER: 'shimmer', + BLUR: 'blur' + }; + function removeCover(clzss) { + this.parentElement.classList.remove(clzss); + } + function handleImage() { + if (!this.complete) { + return; + } + if (this.hasAttribute(ATTR_DATA_LQIP)) { + removeCover.call(this, cover.BLUR); + } else { + removeCover.call(this, cover.SHIMMER); + } + } + + /** + * Switches the LQIP with the real image URL. + */ + function switchLQIP() { + const src = this.getAttribute(ATTR_DATA_SRC); + this.setAttribute('src', encodeURI(src)); + this.removeAttribute(ATTR_DATA_SRC); + } + function loadImg() { + const images = document.querySelectorAll('article img'); + if (images.length === 0) { + return; + } + images.forEach(img => { + img.addEventListener('load', handleImage); + }); + + // Images loaded from the browser cache do not trigger the 'load' event + document.querySelectorAll('article img[loading="lazy"]').forEach(img => { + if (img.complete) { + removeCover.call(img, cover.SHIMMER); + } + }); + + // LQIPs set by the data URI or WebP will not trigger the 'load' event, + // so manually convert the URI to the URL of a high-resolution image. + const lqips = document.querySelectorAll("article img[".concat(ATTR_DATA_LQIP, "=\"true\"]")); + if (lqips.length) { + lqips.forEach(lqip => { + switchLQIP.call(lqip); + }); + } + } + + /** + * Set up image popup + * + * Dependencies: https://github.com/biati-digital/glightbox + */ + + const IMG_CLASS = 'popup'; + function imgPopup() { + if (document.getElementsByClassName(IMG_CLASS).length === 0) { + return; + } + GLightbox({ + selector: ".".concat(IMG_CLASS) + }); + } + + loadImg(); + imgPopup(); + initSidebar(); + initTopbar(); + initClipboard(); + basic(); + +})(); +//# sourceMappingURL=page.min.js.map diff --git 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if("manual"!==e){const t=e===je?this.constructor.eventName("mouseenter"):this.constructor.eventName("focusin"),n=e===je?this.constructor.eventName("mouseleave"):this.constructor.eventName("focusout");ce.on(this._element,t,this._config.selector,(t=>{const e=this._initializeOnDelegatedTarget(t);e._activeTrigger["focusin"===t.type?De:je]=!0,e._enter()})),ce.on(this._element,n,this._config.selector,(t=>{const e=this._initializeOnDelegatedTarget(t);e._activeTrigger["focusout"===t.type?De:je]=e._element.contains(t.relatedTarget),e._leave()}))}this._hideModalHandler=()=>{this._element&&this.hide()},ce.on(this._element.closest(Le),Se,this._hideModalHandler)}_fixTitle(){const t=this._element.getAttribute("title");t&&(this._element.getAttribute("aria-label")||this._element.textContent.trim()||this._element.setAttribute("aria-label",t),this._element.setAttribute("data-bs-original-title",t),this._element.removeAttribute("title"))}_enter(){this._isShown()||this._isHovered?this._isHovered=!0:(this._isHovered=!0,this._setTimeout((()=>{this._isHovered&&this.show()}),this._config.delay.show))}_leave(){this._isWithActiveTrigger()||(this._isHovered=!1,this._setTimeout((()=>{this._isHovered||this.hide()}),this._config.delay.hide))}_setTimeout(t,e){clearTimeout(this._timeout),this._timeout=setTimeout(t,e)}_isWithActiveTrigger(){return Object.values(this._activeTrigger).includes(!0)}_getConfig(t){const e=de.getDataAttributes(this._element);for(const t of Object.keys(e))Oe.has(t)&&delete e[t];return t={...e,..."object"==typeof t&&t?t:{}},t=this._mergeConfigObj(t),t=this._configAfterMerge(t),this._typeCheckConfig(t),t}_configAfterMerge(t){return t.container=!1===t.container?document.body:It(t.container),"number"==typeof t.delay&&(t.delay={show:t.delay,hide:t.delay}),"number"==typeof t.title&&(t.title=t.title.toString()),"number"==typeof t.content&&(t.content=t.content.toString()),t}_getDelegateConfig(){const t={};for(const[e,n]of Object.entries(this._config))this.constructor.Default[e]!==n&&(t[e]=n);return t.selector=!1,t.trigger="manual",t}_disposePopper(){this._popper&&(this._popper.destroy(),this._popper=null),this.tip&&(this.tip.remove(),this.tip=null)}static jQueryInterface(t){return this.each((function(){const e=Pe.getOrCreateInstance(this,t);if("string"==typeof t){if(void 0===e[t])throw new TypeError('No method named "'.concat(t,'"'));e[t]()}}))}}Vt(Pe);const Fe=document.getElementById("mode-toggle");function Be(t,e,n){return(e=function(t){var e=function(t,e){if("object"!=typeof t||!t)return t;var n=t[Symbol.toPrimitive];if(void 0!==n){var i=n.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(t,"string");return"symbol"==typeof e?e:e+""}(e))in t?Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}):t[e]=n,t}const Ie="sidebar-display";class He{static toggle(){!1===He.isExpanded?document.body.setAttribute(Ie,""):document.body.removeAttribute(Ie),He.isExpanded=!He.isExpanded}}Be(He,"isExpanded",!1);const qe=document.getElementById("sidebar-trigger"),Re=document.getElementById("search-trigger"),ze=document.getElementById("search-cancel"),We=document.querySelectorAll("#main-wrapper>.container>.row"),Ve=document.getElementById("topbar-title"),Ue=document.getElementById("search"),Ye=document.getElementById("search-result-wrapper"),Ke=document.getElementById("search-results"),Qe=document.getElementById("search-input"),Ge=document.getElementById("search-hints"),$e="d-block",Je="d-none",Xe="input-focus",Ze="d-flex";class tn{static on(){qe.classList.add(Je),Ve.classList.add(Je),Re.classList.add(Je),Ue.classList.add(Ze),ze.classList.add($e)}static off(){ze.classList.remove($e),Ue.classList.remove(Ze),qe.classList.remove(Je),Ve.classList.remove(Je),Re.classList.remove(Je)}}class en{static on(){this.resultVisible||(Ye.classList.remove(Je),We.forEach((t=>{t.classList.add(Je)})),this.resultVisible=!0)}static off(){this.resultVisible&&(Ke.innerHTML="",Ge.classList.contains(Je)&&Ge.classList.remove(Je),Ye.classList.add(Je),We.forEach((t=>{t.classList.remove(Je)})),Qe.textContent="",this.resultVisible=!1)}}function nn(){return ze.classList.contains($e)}Be(en,"resultVisible",!1);const on=".".concat("bs.collapse"),rn="show".concat(on),sn="shown".concat(on),an="hide".concat(on),cn="hidden".concat(on),ln="click".concat(on).concat(".data-api"),un="show",fn="collapse",dn="collapsing",pn=":scope .".concat(fn," .").concat(fn),hn='[data-bs-toggle="collapse"]',mn={parent:null,toggle:!0},gn={parent:"(null|element)",toggle:"boolean"};class bn extends he{constructor(t,e){super(t,e),this._isTransitioning=!1,this._triggerArray=[];const n=_e.find(hn);for(const t of n){const e=_e.getSelectorFromElement(t),n=_e.find(e).filter((t=>t===this._element));null!==e&&n.length&&this._triggerArray.push(t)}this._initializeChildren(),this._config.parent||this._addAriaAndCollapsedClass(this._triggerArray,this._isShown()),this._config.toggle&&this.toggle()}static get Default(){return mn}static get DefaultType(){return gn}static get NAME(){return"collapse"}toggle(){this._isShown()?this.hide():this.show()}show(){if(this._isTransitioning||this._isShown())return;let t=[];if(this._config.parent&&(t=this._getFirstLevelChildren(".collapse.show, .collapse.collapsing").filter((t=>t!==this._element)).map((t=>bn.getOrCreateInstance(t,{toggle:!1})))),t.length&&t[0]._isTransitioning)return;if(ce.trigger(this._element,rn).defaultPrevented)return;for(const e of t)e.hide();const e=this._getDimension();this._element.classList.remove(fn),this._element.classList.add(dn),this._element.style[e]=0,this._addAriaAndCollapsedClass(this._triggerArray,!0),this._isTransitioning=!0;const n=e[0].toUpperCase()+e.slice(1),i="scroll".concat(n);this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(fn,un),this._element.style[e]="",ce.trigger(this._element,sn)}),this._element,!0),this._element.style[e]="".concat(this._element[i],"px")}hide(){if(this._isTransitioning||!this._isShown())return;if(ce.trigger(this._element,an).defaultPrevented)return;const t=this._getDimension();this._element.style[t]="".concat(this._element.getBoundingClientRect()[t],"px"),this._element.offsetHeight,this._element.classList.add(dn),this._element.classList.remove(fn,un);for(const t of this._triggerArray){const e=_e.getElementFromSelector(t);e&&!this._isShown(e)&&this._addAriaAndCollapsedClass([t],!1)}this._isTransitioning=!0;this._element.style[t]="",this._queueCallback((()=>{this._isTransitioning=!1,this._element.classList.remove(dn),this._element.classList.add(fn),ce.trigger(this._element,cn)}),this._element,!0)}_isShown(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:this._element).classList.contains(un)}_configAfterMerge(t){return t.toggle=Boolean(t.toggle),t.parent=It(t.parent),t}_getDimension(){return this._element.classList.contains("collapse-horizontal")?"width":"height"}_initializeChildren(){if(!this._config.parent)return;const t=this._getFirstLevelChildren(hn);for(const e of t){const t=_e.getElementFromSelector(e);t&&this._addAriaAndCollapsedClass([e],this._isShown(t))}}_getFirstLevelChildren(t){const e=_e.find(pn,this._config.parent);return _e.find(t,this._config.parent).filter((t=>!e.includes(t)))}_addAriaAndCollapsedClass(t,e){if(t.length)for(const n of t)n.classList.toggle("collapsed",!e),n.setAttribute("aria-expanded",e)}static jQueryInterface(t){const e={};return"string"==typeof t&&/show|hide/.test(t)&&(e.toggle=!1),this.each((function(){const n=bn.getOrCreateInstance(this,e);if("string"==typeof t){if(void 0===n[t])throw new TypeError('No method named "'.concat(t,'"'));n[t]()}}))}}ce.on(document,ln,hn,(function(t){("A"===t.target.tagName||t.delegateTarget&&"A"===t.delegateTarget.tagName)&&t.preventDefault();for(const t of _e.getMultipleElementsFromSelector(this))bn.getOrCreateInstance(t,{toggle:!1}).toggle()})),Vt(bn),document.getElementsByClassName("collapse");const vn=".code-header>button",yn="far fa-clipboard",_n="fas fa-check",wn="timeout",En="data-title-succeed",An="data-bs-original-title",xn=2e3;function On(t){if(t.hasAttribute(wn)){let e=t.getAttribute(wn);if(Number(e)>Date.now())return!0}return!1}function Cn(t){t.setAttribute(wn,Date.now()+xn)}function Tn(t){t.removeAttribute(wn)}function Ln(){const t=document.querySelectorAll(vn);if(0===t.length)return;const e=new ClipboardJS(vn,{target:t=>t.parentNode.nextElementSibling.querySelector("code .rouge-code")});[...t].map((t=>new Pe(t,{placement:"left"}))),e.on("success",(t=>{const e=t.trigger;(t.clearSelection(),On(e))||(e.children[0].setAttribute("class",_n),function(t){const e=t.getAttribute(En);t.setAttribute(An,e),Pe.getInstance(t).show()}(e),Cn(e),setTimeout((()=>{!function(t){Pe.getInstance(t).hide(),t.removeAttribute(An)}(e),function(t){t.children[0].setAttribute("class",yn)}(e),Tn(e)}),xn))}))}const Sn="data-src",jn="data-lqip",Dn={SHIMMER:"shimmer",BLUR:"blur"};function kn(t){this.parentElement.classList.remove(t)}function Mn(){this.complete&&(this.hasAttribute(jn)?kn.call(this,Dn.BLUR):kn.call(this,Dn.SHIMMER))}function Nn(){const t=this.getAttribute(Sn);this.setAttribute("src",encodeURI(t)),this.removeAttribute(Sn)}const Pn="popup";class Fn{static get attrTimestamp(){return"data-ts"}static get attrDateFormat(){return"data-df"}static get locale(){return document.documentElement.getAttribute("lang").substring(0,2)}static getTimestamp(t){return Number(t.getAttribute(this.attrTimestamp))}static getDateFormat(t){return t.getAttribute(this.attrDateFormat)}}!function(){const t=document.querySelectorAll("article img");if(0===t.length)return;t.forEach((t=>{t.addEventListener("load",Mn)})),document.querySelectorAll('article img[loading="lazy"]').forEach((t=>{t.complete&&kn.call(t,Dn.SHIMMER)}));const e=document.querySelectorAll("article img[".concat(jn,'="true"]'));e.length&&e.forEach((t=>{Nn.call(t)}))}(),document.querySelector("main h2, main h3")&&(tocbot.init({tocSelector:"#toc",contentSelector:".content",ignoreSelector:"[data-toc-skip]",headingSelector:"h2, h3, h4",orderedList:!1,scrollSmooth:!1}),document.getElementById("toc-wrapper").classList.remove("d-none")),0!==document.getElementsByClassName(Pn).length&&GLightbox({selector:".".concat(Pn)}),Fe&&Fe.addEventListener("click",(()=>{modeToggle.flipMode()})),document.getElementById("sidebar-trigger").addEventListener("click",He.toggle),document.getElementById("mask").addEventListener("click",He.toggle),dayjs.locale(Fn.locale),dayjs.extend(window.dayjs_plugin_localizedFormat),document.querySelectorAll("[".concat(Fn.attrTimestamp,"]")).forEach((t=>{const e=dayjs.unix(Fn.getTimestamp(t)),n=e.format(Fn.getDateFormat(t));if(t.textContent=n,t.removeAttribute(Fn.attrTimestamp),t.removeAttribute(Fn.attrDateFormat),t.hasAttribute("data-bs-toggle")&&"tooltip"===t.getAttribute("data-bs-toggle")){const n=e.format("llll");t.setAttribute("data-bs-title",n)}})),Ln(),function(){const t=document.getElementById("copy-link");null!==t&&(t.addEventListener("click",(t=>{const e=t.target;On(e)||navigator.clipboard.writeText(window.location.href).then((()=>{const t=e.getAttribute(An),n=e.getAttribute(En);e.setAttribute(An,n),Pe.getInstance(e).show(),Cn(e),setTimeout((()=>{e.setAttribute(An,t),Tn(e)}),xn)}))})),t.addEventListener("mouseleave",(t=>{Pe.getInstance(t.target).hide()})))}(),Re.addEventListener("click",(()=>{tn.on(),en.on(),Qe.focus()})),ze.addEventListener("click",(()=>{tn.off(),en.off()})),Qe.addEventListener("focus",(()=>{Ue.classList.add(Xe)})),Qe.addEventListener("focusout",(()=>{Ue.classList.remove(Xe)})),Qe.addEventListener("input",(()=>{""===Qe.value?nn()?Ge.classList.remove(Je):en.off():(en.on(),nn()&&Ge.classList.add(Je))})),function(){const t=document.getElementById("back-to-top");window.addEventListener("scroll",(()=>{window.scrollY>50?t.classList.add("show"):t.classList.remove("show")})),t.addEventListener("click",(()=>{window.scrollTo({top:0})}))}(),[...document.querySelectorAll('[data-bs-toggle="tooltip"]')].map((t=>new Pe(t)))}(); + +(function () { + 'use strict'; + + /** + * Reference: https://bootsnipp.com/snippets/featured/link-to-top-page + */ + + function back2top() { + const btn = document.getElementById('back-to-top'); + window.addEventListener('scroll', () => { + if (window.scrollY > 50) { + btn.classList.add('show'); + } else { + btn.classList.remove('show'); + } + }); + btn.addEventListener('click', () => { + window.scrollTo({ + top: 0 + }); + }); + } + + var top = 'top'; + var bottom = 'bottom'; + var right = 'right'; + var left = 'left'; + var auto = 'auto'; + var basePlacements = [top, bottom, right, left]; + var start = 'start'; + var end = 'end'; + var clippingParents = 'clippingParents'; + var viewport = 'viewport'; + var popper = 'popper'; + var reference = 'reference'; + var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) { + return acc.concat([placement + "-" + start, placement + "-" + end]); + }, []); + var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) { + return acc.concat([placement, placement + "-" + start, placement + "-" + end]); + }, []); // modifiers that need to read the DOM + + var beforeRead = 'beforeRead'; + var read = 'read'; + var afterRead = 'afterRead'; // pure-logic modifiers + + var beforeMain = 'beforeMain'; + var main = 'main'; + var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state) + + var beforeWrite = 'beforeWrite'; + var write = 'write'; + var afterWrite = 'afterWrite'; + var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite]; + + function getNodeName(element) { + return element ? (element.nodeName || '').toLowerCase() : null; + } + + function getWindow(node) { + if (node == null) { + return window; + } + if (node.toString() !== '[object Window]') { + var ownerDocument = node.ownerDocument; + return ownerDocument ? ownerDocument.defaultView || window : window; + } + return node; + } + + function isElement$1(node) { + var OwnElement = getWindow(node).Element; + return node instanceof OwnElement || node instanceof Element; + } + function isHTMLElement(node) { + var OwnElement = getWindow(node).HTMLElement; + return node instanceof OwnElement || node instanceof HTMLElement; + } + function isShadowRoot(node) { + // IE 11 has no ShadowRoot + if (typeof ShadowRoot === 'undefined') { + return false; + } + var OwnElement = getWindow(node).ShadowRoot; + return node instanceof OwnElement || node instanceof ShadowRoot; + } + + // and applies them to the HTMLElements such as popper and arrow + + function applyStyles(_ref) { + var state = _ref.state; + Object.keys(state.elements).forEach(function (name) { + var style = state.styles[name] || {}; + var attributes = state.attributes[name] || {}; + var element = state.elements[name]; // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } // Flow doesn't support to extend this property, but it's the most + // effective way to apply styles to an HTMLElement + // $FlowFixMe[cannot-write] + + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (name) { + var value = attributes[name]; + if (value === false) { + element.removeAttribute(name); + } else { + element.setAttribute(name, value === true ? '' : value); + } + }); + }); + } + function effect$2(_ref2) { + var state = _ref2.state; + var initialStyles = { + popper: { + position: state.options.strategy, + left: '0', + top: '0', + margin: '0' + }, + arrow: { + position: 'absolute' + }, + reference: {} + }; + Object.assign(state.elements.popper.style, initialStyles.popper); + state.styles = initialStyles; + if (state.elements.arrow) { + Object.assign(state.elements.arrow.style, initialStyles.arrow); + } + return function () { + Object.keys(state.elements).forEach(function (name) { + var element = state.elements[name]; + var attributes = state.attributes[name] || {}; + var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them + + var style = styleProperties.reduce(function (style, property) { + style[property] = ''; + return style; + }, {}); // arrow is optional + virtual elements + + if (!isHTMLElement(element) || !getNodeName(element)) { + return; + } + Object.assign(element.style, style); + Object.keys(attributes).forEach(function (attribute) { + element.removeAttribute(attribute); + }); + }); + }; + } // eslint-disable-next-line import/no-unused-modules + + var applyStyles$1 = { + name: 'applyStyles', + enabled: true, + phase: 'write', + fn: applyStyles, + effect: effect$2, + requires: ['computeStyles'] + }; + + function getBasePlacement(placement) { + return placement.split('-')[0]; + } + + var max = Math.max; + var min = Math.min; + var round = Math.round; + + function getUAString() { + var uaData = navigator.userAgentData; + if (uaData != null && uaData.brands && Array.isArray(uaData.brands)) { + return uaData.brands.map(function (item) { + return item.brand + "/" + item.version; + }).join(' '); + } + return navigator.userAgent; + } + + function isLayoutViewport() { + return !/^((?!chrome|android).)*safari/i.test(getUAString()); + } + + function getBoundingClientRect(element, includeScale, isFixedStrategy) { + if (includeScale === void 0) { + includeScale = false; + } + if (isFixedStrategy === void 0) { + isFixedStrategy = false; + } + var clientRect = element.getBoundingClientRect(); + var scaleX = 1; + var scaleY = 1; + if (includeScale && isHTMLElement(element)) { + scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1; + scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1; + } + var _ref = isElement$1(element) ? getWindow(element) : window, + visualViewport = _ref.visualViewport; + var addVisualOffsets = !isLayoutViewport() && isFixedStrategy; + var x = (clientRect.left + (addVisualOffsets && visualViewport ? visualViewport.offsetLeft : 0)) / scaleX; + var y = (clientRect.top + (addVisualOffsets && visualViewport ? visualViewport.offsetTop : 0)) / scaleY; + var width = clientRect.width / scaleX; + var height = clientRect.height / scaleY; + return { + width: width, + height: height, + top: y, + right: x + width, + bottom: y + height, + left: x, + x: x, + y: y + }; + } + + // means it doesn't take into account transforms. + + function getLayoutRect(element) { + var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed. + // Fixes https://github.com/popperjs/popper-core/issues/1223 + + var width = element.offsetWidth; + var height = element.offsetHeight; + if (Math.abs(clientRect.width - width) <= 1) { + width = clientRect.width; + } + if (Math.abs(clientRect.height - height) <= 1) { + height = clientRect.height; + } + return { + x: element.offsetLeft, + y: element.offsetTop, + width: width, + height: height + }; + } + + function contains(parent, child) { + var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method + + if (parent.contains(child)) { + return true; + } // then fallback to custom implementation with Shadow DOM support + else if (rootNode && isShadowRoot(rootNode)) { + var next = child; + do { + if (next && parent.isSameNode(next)) { + return true; + } // $FlowFixMe[prop-missing]: need a better way to handle this... + + next = next.parentNode || next.host; + } while (next); + } // Give up, the result is false + + return false; + } + + function getComputedStyle$1(element) { + return getWindow(element).getComputedStyle(element); + } + + function isTableElement(element) { + return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0; + } + + function getDocumentElement(element) { + // $FlowFixMe[incompatible-return]: assume body is always available + return ((isElement$1(element) ? element.ownerDocument : + // $FlowFixMe[prop-missing] + element.document) || window.document).documentElement; + } + + function getParentNode(element) { + if (getNodeName(element) === 'html') { + return element; + } + return ( + // this is a quicker (but less type safe) way to save quite some bytes from the bundle + // $FlowFixMe[incompatible-return] + // $FlowFixMe[prop-missing] + element.assignedSlot || + // step into the shadow DOM of the parent of a slotted node + element.parentNode || ( + // DOM Element detected + isShadowRoot(element) ? element.host : null) || + // ShadowRoot detected + // $FlowFixMe[incompatible-call]: HTMLElement is a Node + getDocumentElement(element) // fallback + ); + } + + function getTrueOffsetParent(element) { + if (!isHTMLElement(element) || + // https://github.com/popperjs/popper-core/issues/837 + getComputedStyle$1(element).position === 'fixed') { + return null; + } + return element.offsetParent; + } // `.offsetParent` reports `null` for fixed elements, while absolute elements + // return the containing block + + function getContainingBlock(element) { + var isFirefox = /firefox/i.test(getUAString()); + var isIE = /Trident/i.test(getUAString()); + if (isIE && isHTMLElement(element)) { + // In IE 9, 10 and 11 fixed elements containing block is always established by the viewport + var elementCss = getComputedStyle$1(element); + if (elementCss.position === 'fixed') { + return null; + } + } + var currentNode = getParentNode(element); + if (isShadowRoot(currentNode)) { + currentNode = currentNode.host; + } + while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) { + var css = getComputedStyle$1(currentNode); // This is non-exhaustive but covers the most common CSS properties that + // create a containing block. + // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block + + if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') { + return currentNode; + } else { + currentNode = currentNode.parentNode; + } + } + return null; + } // Gets the closest ancestor positioned element. Handles some edge cases, + // such as table ancestors and cross browser bugs. + + function getOffsetParent(element) { + var window = getWindow(element); + var offsetParent = getTrueOffsetParent(element); + while (offsetParent && isTableElement(offsetParent) && getComputedStyle$1(offsetParent).position === 'static') { + offsetParent = getTrueOffsetParent(offsetParent); + } + if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle$1(offsetParent).position === 'static')) { + return window; + } + return offsetParent || getContainingBlock(element) || window; + } + + function getMainAxisFromPlacement(placement) { + return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y'; + } + + function within(min$1, value, max$1) { + return max(min$1, min(value, max$1)); + } + function withinMaxClamp(min, value, max) { + var v = within(min, value, max); + return v > max ? max : v; + } + + function getFreshSideObject() { + return { + top: 0, + right: 0, + bottom: 0, + left: 0 + }; + } + + function mergePaddingObject(paddingObject) { + return Object.assign({}, getFreshSideObject(), paddingObject); + } + + function expandToHashMap(value, keys) { + return keys.reduce(function (hashMap, key) { + hashMap[key] = value; + return hashMap; + }, {}); + } + + var toPaddingObject = function toPaddingObject(padding, state) { + padding = typeof padding === 'function' ? padding(Object.assign({}, state.rects, { + placement: state.placement + })) : padding; + return mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + }; + function arrow(_ref) { + var _state$modifiersData$; + var state = _ref.state, + name = _ref.name, + options = _ref.options; + var arrowElement = state.elements.arrow; + var popperOffsets = state.modifiersData.popperOffsets; + var basePlacement = getBasePlacement(state.placement); + var axis = getMainAxisFromPlacement(basePlacement); + var isVertical = [left, right].indexOf(basePlacement) >= 0; + var len = isVertical ? 'height' : 'width'; + if (!arrowElement || !popperOffsets) { + return; + } + var paddingObject = toPaddingObject(options.padding, state); + var arrowRect = getLayoutRect(arrowElement); + var minProp = axis === 'y' ? top : left; + var maxProp = axis === 'y' ? bottom : right; + var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len]; + var startDiff = popperOffsets[axis] - state.rects.reference[axis]; + var arrowOffsetParent = getOffsetParent(arrowElement); + var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0; + var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is + // outside of the popper bounds + + var min = paddingObject[minProp]; + var max = clientSize - arrowRect[len] - paddingObject[maxProp]; + var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference; + var offset = within(min, center, max); // Prevents breaking syntax highlighting... + + var axisProp = axis; + state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$); + } + function effect$1(_ref2) { + var state = _ref2.state, + options = _ref2.options; + var _options$element = options.element, + arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element; + if (arrowElement == null) { + return; + } // CSS selector + + if (typeof arrowElement === 'string') { + arrowElement = state.elements.popper.querySelector(arrowElement); + if (!arrowElement) { + return; + } + } + if (!contains(state.elements.popper, arrowElement)) { + return; + } + state.elements.arrow = arrowElement; + } // eslint-disable-next-line import/no-unused-modules + + var arrow$1 = { + name: 'arrow', + enabled: true, + phase: 'main', + fn: arrow, + effect: effect$1, + requires: ['popperOffsets'], + requiresIfExists: ['preventOverflow'] + }; + + function getVariation(placement) { + return placement.split('-')[1]; + } + + var unsetSides = { + top: 'auto', + right: 'auto', + bottom: 'auto', + left: 'auto' + }; // Round the offsets to the nearest suitable subpixel based on the DPR. + // Zooming can change the DPR, but it seems to report a value that will + // cleanly divide the values into the appropriate subpixels. + + function roundOffsetsByDPR(_ref, win) { + var x = _ref.x, + y = _ref.y; + var dpr = win.devicePixelRatio || 1; + return { + x: round(x * dpr) / dpr || 0, + y: round(y * dpr) / dpr || 0 + }; + } + function mapToStyles(_ref2) { + var _Object$assign2; + var popper = _ref2.popper, + popperRect = _ref2.popperRect, + placement = _ref2.placement, + variation = _ref2.variation, + offsets = _ref2.offsets, + position = _ref2.position, + gpuAcceleration = _ref2.gpuAcceleration, + adaptive = _ref2.adaptive, + roundOffsets = _ref2.roundOffsets, + isFixed = _ref2.isFixed; + var _offsets$x = offsets.x, + x = _offsets$x === void 0 ? 0 : _offsets$x, + _offsets$y = offsets.y, + y = _offsets$y === void 0 ? 0 : _offsets$y; + var _ref3 = typeof roundOffsets === 'function' ? roundOffsets({ + x: x, + y: y + }) : { + x: x, + y: y + }; + x = _ref3.x; + y = _ref3.y; + var hasX = offsets.hasOwnProperty('x'); + var hasY = offsets.hasOwnProperty('y'); + var sideX = left; + var sideY = top; + var win = window; + if (adaptive) { + var offsetParent = getOffsetParent(popper); + var heightProp = 'clientHeight'; + var widthProp = 'clientWidth'; + if (offsetParent === getWindow(popper)) { + offsetParent = getDocumentElement(popper); + if (getComputedStyle$1(offsetParent).position !== 'static' && position === 'absolute') { + heightProp = 'scrollHeight'; + widthProp = 'scrollWidth'; + } + } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it + + offsetParent = offsetParent; + if (placement === top || (placement === left || placement === right) && variation === end) { + sideY = bottom; + var offsetY = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.height : + // $FlowFixMe[prop-missing] + offsetParent[heightProp]; + y -= offsetY - popperRect.height; + y *= gpuAcceleration ? 1 : -1; + } + if (placement === left || (placement === top || placement === bottom) && variation === end) { + sideX = right; + var offsetX = isFixed && offsetParent === win && win.visualViewport ? win.visualViewport.width : + // $FlowFixMe[prop-missing] + offsetParent[widthProp]; + x -= offsetX - popperRect.width; + x *= gpuAcceleration ? 1 : -1; + } + } + var commonStyles = Object.assign({ + position: position + }, adaptive && unsetSides); + var _ref4 = roundOffsets === true ? roundOffsetsByDPR({ + x: x, + y: y + }, getWindow(popper)) : { + x: x, + y: y + }; + x = _ref4.x; + y = _ref4.y; + if (gpuAcceleration) { + var _Object$assign; + return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) <= 1 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign)); + } + return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2)); + } + function computeStyles(_ref5) { + var state = _ref5.state, + options = _ref5.options; + var _options$gpuAccelerat = options.gpuAcceleration, + gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat, + _options$adaptive = options.adaptive, + adaptive = _options$adaptive === void 0 ? true : _options$adaptive, + _options$roundOffsets = options.roundOffsets, + roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets; + var commonStyles = { + placement: getBasePlacement(state.placement), + variation: getVariation(state.placement), + popper: state.elements.popper, + popperRect: state.rects.popper, + gpuAcceleration: gpuAcceleration, + isFixed: state.options.strategy === 'fixed' + }; + if (state.modifiersData.popperOffsets != null) { + state.styles.popper = Object.assign({}, state.styles.popper, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.popperOffsets, + position: state.options.strategy, + adaptive: adaptive, + roundOffsets: roundOffsets + }))); + } + if (state.modifiersData.arrow != null) { + state.styles.arrow = Object.assign({}, state.styles.arrow, mapToStyles(Object.assign({}, commonStyles, { + offsets: state.modifiersData.arrow, + position: 'absolute', + adaptive: false, + roundOffsets: roundOffsets + }))); + } + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-placement': state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var computeStyles$1 = { + name: 'computeStyles', + enabled: true, + phase: 'beforeWrite', + fn: computeStyles, + data: {} + }; + + var passive = { + passive: true + }; + function effect(_ref) { + var state = _ref.state, + instance = _ref.instance, + options = _ref.options; + var _options$scroll = options.scroll, + scroll = _options$scroll === void 0 ? true : _options$scroll, + _options$resize = options.resize, + resize = _options$resize === void 0 ? true : _options$resize; + var window = getWindow(state.elements.popper); + var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper); + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.addEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.addEventListener('resize', instance.update, passive); + } + return function () { + if (scroll) { + scrollParents.forEach(function (scrollParent) { + scrollParent.removeEventListener('scroll', instance.update, passive); + }); + } + if (resize) { + window.removeEventListener('resize', instance.update, passive); + } + }; + } // eslint-disable-next-line import/no-unused-modules + + var eventListeners = { + name: 'eventListeners', + enabled: true, + phase: 'write', + fn: function fn() {}, + effect: effect, + data: {} + }; + + var hash$1 = { + left: 'right', + right: 'left', + bottom: 'top', + top: 'bottom' + }; + function getOppositePlacement(placement) { + return placement.replace(/left|right|bottom|top/g, function (matched) { + return hash$1[matched]; + }); + } + + var hash = { + start: 'end', + end: 'start' + }; + function getOppositeVariationPlacement(placement) { + return placement.replace(/start|end/g, function (matched) { + return hash[matched]; + }); + } + + function getWindowScroll(node) { + var win = getWindow(node); + var scrollLeft = win.pageXOffset; + var scrollTop = win.pageYOffset; + return { + scrollLeft: scrollLeft, + scrollTop: scrollTop + }; + } + + function getWindowScrollBarX(element) { + // If has a CSS width greater than the viewport, then this will be + // incorrect for RTL. + // Popper 1 is broken in this case and never had a bug report so let's assume + // it's not an issue. I don't think anyone ever specifies width on + // anyway. + // Browsers where the left scrollbar doesn't cause an issue report `0` for + // this (e.g. Edge 2019, IE11, Safari) + return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft; + } + + function getViewportRect(element, strategy) { + var win = getWindow(element); + var html = getDocumentElement(element); + var visualViewport = win.visualViewport; + var width = html.clientWidth; + var height = html.clientHeight; + var x = 0; + var y = 0; + if (visualViewport) { + width = visualViewport.width; + height = visualViewport.height; + var layoutViewport = isLayoutViewport(); + if (layoutViewport || !layoutViewport && strategy === 'fixed') { + x = visualViewport.offsetLeft; + y = visualViewport.offsetTop; + } + } + return { + width: width, + height: height, + x: x + getWindowScrollBarX(element), + y: y + }; + } + + // of the `` and `` rect bounds if horizontally scrollable + + function getDocumentRect(element) { + var _element$ownerDocumen; + var html = getDocumentElement(element); + var winScroll = getWindowScroll(element); + var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body; + var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0); + var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0); + var x = -winScroll.scrollLeft + getWindowScrollBarX(element); + var y = -winScroll.scrollTop; + if (getComputedStyle$1(body || html).direction === 'rtl') { + x += max(html.clientWidth, body ? body.clientWidth : 0) - width; + } + return { + width: width, + height: height, + x: x, + y: y + }; + } + + function isScrollParent(element) { + // Firefox wants us to check `-x` and `-y` variations as well + var _getComputedStyle = getComputedStyle$1(element), + overflow = _getComputedStyle.overflow, + overflowX = _getComputedStyle.overflowX, + overflowY = _getComputedStyle.overflowY; + return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX); + } + + function getScrollParent(node) { + if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) { + // $FlowFixMe[incompatible-return]: assume body is always available + return node.ownerDocument.body; + } + if (isHTMLElement(node) && isScrollParent(node)) { + return node; + } + return getScrollParent(getParentNode(node)); + } + + /* + given a DOM element, return the list of all scroll parents, up the list of ancesors + until we get to the top window object. This list is what we attach scroll listeners + to, because if any of these parent elements scroll, we'll need to re-calculate the + reference element's position. + */ + + function listScrollParents(element, list) { + var _element$ownerDocumen; + if (list === void 0) { + list = []; + } + var scrollParent = getScrollParent(element); + var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body); + var win = getWindow(scrollParent); + var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent; + var updatedList = list.concat(target); + return isBody ? updatedList : + // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here + updatedList.concat(listScrollParents(getParentNode(target))); + } + + function rectToClientRect(rect) { + return Object.assign({}, rect, { + left: rect.x, + top: rect.y, + right: rect.x + rect.width, + bottom: rect.y + rect.height + }); + } + + function getInnerBoundingClientRect(element, strategy) { + var rect = getBoundingClientRect(element, false, strategy === 'fixed'); + rect.top = rect.top + element.clientTop; + rect.left = rect.left + element.clientLeft; + rect.bottom = rect.top + element.clientHeight; + rect.right = rect.left + element.clientWidth; + rect.width = element.clientWidth; + rect.height = element.clientHeight; + rect.x = rect.left; + rect.y = rect.top; + return rect; + } + function getClientRectFromMixedType(element, clippingParent, strategy) { + return clippingParent === viewport ? rectToClientRect(getViewportRect(element, strategy)) : isElement$1(clippingParent) ? getInnerBoundingClientRect(clippingParent, strategy) : rectToClientRect(getDocumentRect(getDocumentElement(element))); + } // A "clipping parent" is an overflowable container with the characteristic of + // clipping (or hiding) overflowing elements with a position different from + // `initial` + + function getClippingParents(element) { + var clippingParents = listScrollParents(getParentNode(element)); + var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle$1(element).position) >= 0; + var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element; + if (!isElement$1(clipperElement)) { + return []; + } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414 + + return clippingParents.filter(function (clippingParent) { + return isElement$1(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body'; + }); + } // Gets the maximum area that the element is visible in due to any number of + // clipping parents + + function getClippingRect(element, boundary, rootBoundary, strategy) { + var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary); + var clippingParents = [].concat(mainClippingParents, [rootBoundary]); + var firstClippingParent = clippingParents[0]; + var clippingRect = clippingParents.reduce(function (accRect, clippingParent) { + var rect = getClientRectFromMixedType(element, clippingParent, strategy); + accRect.top = max(rect.top, accRect.top); + accRect.right = min(rect.right, accRect.right); + accRect.bottom = min(rect.bottom, accRect.bottom); + accRect.left = max(rect.left, accRect.left); + return accRect; + }, getClientRectFromMixedType(element, firstClippingParent, strategy)); + clippingRect.width = clippingRect.right - clippingRect.left; + clippingRect.height = clippingRect.bottom - clippingRect.top; + clippingRect.x = clippingRect.left; + clippingRect.y = clippingRect.top; + return clippingRect; + } + + function computeOffsets(_ref) { + var reference = _ref.reference, + element = _ref.element, + placement = _ref.placement; + var basePlacement = placement ? getBasePlacement(placement) : null; + var variation = placement ? getVariation(placement) : null; + var commonX = reference.x + reference.width / 2 - element.width / 2; + var commonY = reference.y + reference.height / 2 - element.height / 2; + var offsets; + switch (basePlacement) { + case top: + offsets = { + x: commonX, + y: reference.y - element.height + }; + break; + case bottom: + offsets = { + x: commonX, + y: reference.y + reference.height + }; + break; + case right: + offsets = { + x: reference.x + reference.width, + y: commonY + }; + break; + case left: + offsets = { + x: reference.x - element.width, + y: commonY + }; + break; + default: + offsets = { + x: reference.x, + y: reference.y + }; + } + var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null; + if (mainAxis != null) { + var len = mainAxis === 'y' ? 'height' : 'width'; + switch (variation) { + case start: + offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2); + break; + case end: + offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2); + break; + } + } + return offsets; + } + + function detectOverflow(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + _options$placement = _options.placement, + placement = _options$placement === void 0 ? state.placement : _options$placement, + _options$strategy = _options.strategy, + strategy = _options$strategy === void 0 ? state.strategy : _options$strategy, + _options$boundary = _options.boundary, + boundary = _options$boundary === void 0 ? clippingParents : _options$boundary, + _options$rootBoundary = _options.rootBoundary, + rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary, + _options$elementConte = _options.elementContext, + elementContext = _options$elementConte === void 0 ? popper : _options$elementConte, + _options$altBoundary = _options.altBoundary, + altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary, + _options$padding = _options.padding, + padding = _options$padding === void 0 ? 0 : _options$padding; + var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements)); + var altContext = elementContext === popper ? reference : popper; + var popperRect = state.rects.popper; + var element = state.elements[altBoundary ? altContext : elementContext]; + var clippingClientRect = getClippingRect(isElement$1(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary, strategy); + var referenceClientRect = getBoundingClientRect(state.elements.reference); + var popperOffsets = computeOffsets({ + reference: referenceClientRect, + element: popperRect, + strategy: 'absolute', + placement: placement + }); + var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets)); + var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect + // 0 or negative = within the clipping rect + + var overflowOffsets = { + top: clippingClientRect.top - elementClientRect.top + paddingObject.top, + bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom, + left: clippingClientRect.left - elementClientRect.left + paddingObject.left, + right: elementClientRect.right - clippingClientRect.right + paddingObject.right + }; + var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element + + if (elementContext === popper && offsetData) { + var offset = offsetData[placement]; + Object.keys(overflowOffsets).forEach(function (key) { + var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1; + var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x'; + overflowOffsets[key] += offset[axis] * multiply; + }); + } + return overflowOffsets; + } + + function computeAutoPlacement(state, options) { + if (options === void 0) { + options = {}; + } + var _options = options, + placement = _options.placement, + boundary = _options.boundary, + rootBoundary = _options.rootBoundary, + padding = _options.padding, + flipVariations = _options.flipVariations, + _options$allowedAutoP = _options.allowedAutoPlacements, + allowedAutoPlacements = _options$allowedAutoP === void 0 ? placements : _options$allowedAutoP; + var variation = getVariation(placement); + var placements$1 = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) { + return getVariation(placement) === variation; + }) : basePlacements; + var allowedPlacements = placements$1.filter(function (placement) { + return allowedAutoPlacements.indexOf(placement) >= 0; + }); + if (allowedPlacements.length === 0) { + allowedPlacements = placements$1; + } // $FlowFixMe[incompatible-type]: Flow seems to have problems with two array unions... + + var overflows = allowedPlacements.reduce(function (acc, placement) { + acc[placement] = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding + })[getBasePlacement(placement)]; + return acc; + }, {}); + return Object.keys(overflows).sort(function (a, b) { + return overflows[a] - overflows[b]; + }); + } + + function getExpandedFallbackPlacements(placement) { + if (getBasePlacement(placement) === auto) { + return []; + } + var oppositePlacement = getOppositePlacement(placement); + return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)]; + } + function flip(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + if (state.modifiersData[name]._skip) { + return; + } + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis, + specifiedFallbackPlacements = options.fallbackPlacements, + padding = options.padding, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + _options$flipVariatio = options.flipVariations, + flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio, + allowedAutoPlacements = options.allowedAutoPlacements; + var preferredPlacement = state.options.placement; + var basePlacement = getBasePlacement(preferredPlacement); + var isBasePlacement = basePlacement === preferredPlacement; + var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement)); + var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) { + return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + flipVariations: flipVariations, + allowedAutoPlacements: allowedAutoPlacements + }) : placement); + }, []); + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var checksMap = new Map(); + var makeFallbackChecks = true; + var firstFittingPlacement = placements[0]; + for (var i = 0; i < placements.length; i++) { + var placement = placements[i]; + var _basePlacement = getBasePlacement(placement); + var isStartVariation = getVariation(placement) === start; + var isVertical = [top, bottom].indexOf(_basePlacement) >= 0; + var len = isVertical ? 'width' : 'height'; + var overflow = detectOverflow(state, { + placement: placement, + boundary: boundary, + rootBoundary: rootBoundary, + altBoundary: altBoundary, + padding: padding + }); + var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top; + if (referenceRect[len] > popperRect[len]) { + mainVariationSide = getOppositePlacement(mainVariationSide); + } + var altVariationSide = getOppositePlacement(mainVariationSide); + var checks = []; + if (checkMainAxis) { + checks.push(overflow[_basePlacement] <= 0); + } + if (checkAltAxis) { + checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0); + } + if (checks.every(function (check) { + return check; + })) { + firstFittingPlacement = placement; + makeFallbackChecks = false; + break; + } + checksMap.set(placement, checks); + } + if (makeFallbackChecks) { + // `2` may be desired in some cases – research later + var numberOfChecks = flipVariations ? 3 : 1; + var _loop = function _loop(_i) { + var fittingPlacement = placements.find(function (placement) { + var checks = checksMap.get(placement); + if (checks) { + return checks.slice(0, _i).every(function (check) { + return check; + }); + } + }); + if (fittingPlacement) { + firstFittingPlacement = fittingPlacement; + return "break"; + } + }; + for (var _i = numberOfChecks; _i > 0; _i--) { + var _ret = _loop(_i); + if (_ret === "break") break; + } + } + if (state.placement !== firstFittingPlacement) { + state.modifiersData[name]._skip = true; + state.placement = firstFittingPlacement; + state.reset = true; + } + } // eslint-disable-next-line import/no-unused-modules + + var flip$1 = { + name: 'flip', + enabled: true, + phase: 'main', + fn: flip, + requiresIfExists: ['offset'], + data: { + _skip: false + } + }; + + function getSideOffsets(overflow, rect, preventedOffsets) { + if (preventedOffsets === void 0) { + preventedOffsets = { + x: 0, + y: 0 + }; + } + return { + top: overflow.top - rect.height - preventedOffsets.y, + right: overflow.right - rect.width + preventedOffsets.x, + bottom: overflow.bottom - rect.height + preventedOffsets.y, + left: overflow.left - rect.width - preventedOffsets.x + }; + } + function isAnySideFullyClipped(overflow) { + return [top, right, bottom, left].some(function (side) { + return overflow[side] >= 0; + }); + } + function hide(_ref) { + var state = _ref.state, + name = _ref.name; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var preventedOffsets = state.modifiersData.preventOverflow; + var referenceOverflow = detectOverflow(state, { + elementContext: 'reference' + }); + var popperAltOverflow = detectOverflow(state, { + altBoundary: true + }); + var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect); + var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets); + var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets); + var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets); + state.modifiersData[name] = { + referenceClippingOffsets: referenceClippingOffsets, + popperEscapeOffsets: popperEscapeOffsets, + isReferenceHidden: isReferenceHidden, + hasPopperEscaped: hasPopperEscaped + }; + state.attributes.popper = Object.assign({}, state.attributes.popper, { + 'data-popper-reference-hidden': isReferenceHidden, + 'data-popper-escaped': hasPopperEscaped + }); + } // eslint-disable-next-line import/no-unused-modules + + var hide$1 = { + name: 'hide', + enabled: true, + phase: 'main', + requiresIfExists: ['preventOverflow'], + fn: hide + }; + + function distanceAndSkiddingToXY(placement, rects, offset) { + var basePlacement = getBasePlacement(placement); + var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1; + var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, { + placement: placement + })) : offset, + skidding = _ref[0], + distance = _ref[1]; + skidding = skidding || 0; + distance = (distance || 0) * invertDistance; + return [left, right].indexOf(basePlacement) >= 0 ? { + x: distance, + y: skidding + } : { + x: skidding, + y: distance + }; + } + function offset(_ref2) { + var state = _ref2.state, + options = _ref2.options, + name = _ref2.name; + var _options$offset = options.offset, + offset = _options$offset === void 0 ? [0, 0] : _options$offset; + var data = placements.reduce(function (acc, placement) { + acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset); + return acc; + }, {}); + var _data$state$placement = data[state.placement], + x = _data$state$placement.x, + y = _data$state$placement.y; + if (state.modifiersData.popperOffsets != null) { + state.modifiersData.popperOffsets.x += x; + state.modifiersData.popperOffsets.y += y; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var offset$1 = { + name: 'offset', + enabled: true, + phase: 'main', + requires: ['popperOffsets'], + fn: offset + }; + + function popperOffsets(_ref) { + var state = _ref.state, + name = _ref.name; + // Offsets are the actual position the popper needs to have to be + // properly positioned near its reference element + // This is the most basic placement, and will be adjusted by + // the modifiers in the next step + state.modifiersData[name] = computeOffsets({ + reference: state.rects.reference, + element: state.rects.popper, + strategy: 'absolute', + placement: state.placement + }); + } // eslint-disable-next-line import/no-unused-modules + + var popperOffsets$1 = { + name: 'popperOffsets', + enabled: true, + phase: 'read', + fn: popperOffsets, + data: {} + }; + + function getAltAxis(axis) { + return axis === 'x' ? 'y' : 'x'; + } + + function preventOverflow(_ref) { + var state = _ref.state, + options = _ref.options, + name = _ref.name; + var _options$mainAxis = options.mainAxis, + checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis, + _options$altAxis = options.altAxis, + checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis, + boundary = options.boundary, + rootBoundary = options.rootBoundary, + altBoundary = options.altBoundary, + padding = options.padding, + _options$tether = options.tether, + tether = _options$tether === void 0 ? true : _options$tether, + _options$tetherOffset = options.tetherOffset, + tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset; + var overflow = detectOverflow(state, { + boundary: boundary, + rootBoundary: rootBoundary, + padding: padding, + altBoundary: altBoundary + }); + var basePlacement = getBasePlacement(state.placement); + var variation = getVariation(state.placement); + var isBasePlacement = !variation; + var mainAxis = getMainAxisFromPlacement(basePlacement); + var altAxis = getAltAxis(mainAxis); + var popperOffsets = state.modifiersData.popperOffsets; + var referenceRect = state.rects.reference; + var popperRect = state.rects.popper; + var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, { + placement: state.placement + })) : tetherOffset; + var normalizedTetherOffsetValue = typeof tetherOffsetValue === 'number' ? { + mainAxis: tetherOffsetValue, + altAxis: tetherOffsetValue + } : Object.assign({ + mainAxis: 0, + altAxis: 0 + }, tetherOffsetValue); + var offsetModifierState = state.modifiersData.offset ? state.modifiersData.offset[state.placement] : null; + var data = { + x: 0, + y: 0 + }; + if (!popperOffsets) { + return; + } + if (checkMainAxis) { + var _offsetModifierState$; + var mainSide = mainAxis === 'y' ? top : left; + var altSide = mainAxis === 'y' ? bottom : right; + var len = mainAxis === 'y' ? 'height' : 'width'; + var offset = popperOffsets[mainAxis]; + var min$1 = offset + overflow[mainSide]; + var max$1 = offset - overflow[altSide]; + var additive = tether ? -popperRect[len] / 2 : 0; + var minLen = variation === start ? referenceRect[len] : popperRect[len]; + var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go + // outside the reference bounds + + var arrowElement = state.elements.arrow; + var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : { + width: 0, + height: 0 + }; + var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject(); + var arrowPaddingMin = arrowPaddingObject[mainSide]; + var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want + // to include its full size in the calculation. If the reference is small + // and near the edge of a boundary, the popper can overflow even if the + // reference is not overflowing as well (e.g. virtual elements with no + // width or height) + + var arrowLen = within(0, referenceRect[len], arrowRect[len]); + var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis : minLen - arrowLen - arrowPaddingMin - normalizedTetherOffsetValue.mainAxis; + var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis : maxLen + arrowLen + arrowPaddingMax + normalizedTetherOffsetValue.mainAxis; + var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow); + var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0; + var offsetModifierValue = (_offsetModifierState$ = offsetModifierState == null ? void 0 : offsetModifierState[mainAxis]) != null ? _offsetModifierState$ : 0; + var tetherMin = offset + minOffset - offsetModifierValue - clientOffset; + var tetherMax = offset + maxOffset - offsetModifierValue; + var preventedOffset = within(tether ? min(min$1, tetherMin) : min$1, offset, tether ? max(max$1, tetherMax) : max$1); + popperOffsets[mainAxis] = preventedOffset; + data[mainAxis] = preventedOffset - offset; + } + if (checkAltAxis) { + var _offsetModifierState$2; + var _mainSide = mainAxis === 'x' ? top : left; + var _altSide = mainAxis === 'x' ? bottom : right; + var _offset = popperOffsets[altAxis]; + var _len = altAxis === 'y' ? 'height' : 'width'; + var _min = _offset + overflow[_mainSide]; + var _max = _offset - overflow[_altSide]; + var isOriginSide = [top, left].indexOf(basePlacement) !== -1; + var _offsetModifierValue = (_offsetModifierState$2 = offsetModifierState == null ? void 0 : offsetModifierState[altAxis]) != null ? _offsetModifierState$2 : 0; + var _tetherMin = isOriginSide ? _min : _offset - referenceRect[_len] - popperRect[_len] - _offsetModifierValue + normalizedTetherOffsetValue.altAxis; + var _tetherMax = isOriginSide ? _offset + referenceRect[_len] + popperRect[_len] - _offsetModifierValue - normalizedTetherOffsetValue.altAxis : _max; + var _preventedOffset = tether && isOriginSide ? withinMaxClamp(_tetherMin, _offset, _tetherMax) : within(tether ? _tetherMin : _min, _offset, tether ? _tetherMax : _max); + popperOffsets[altAxis] = _preventedOffset; + data[altAxis] = _preventedOffset - _offset; + } + state.modifiersData[name] = data; + } // eslint-disable-next-line import/no-unused-modules + + var preventOverflow$1 = { + name: 'preventOverflow', + enabled: true, + phase: 'main', + fn: preventOverflow, + requiresIfExists: ['offset'] + }; + + function getHTMLElementScroll(element) { + return { + scrollLeft: element.scrollLeft, + scrollTop: element.scrollTop + }; + } + + function getNodeScroll(node) { + if (node === getWindow(node) || !isHTMLElement(node)) { + return getWindowScroll(node); + } else { + return getHTMLElementScroll(node); + } + } + + function isElementScaled(element) { + var rect = element.getBoundingClientRect(); + var scaleX = round(rect.width) / element.offsetWidth || 1; + var scaleY = round(rect.height) / element.offsetHeight || 1; + return scaleX !== 1 || scaleY !== 1; + } // Returns the composite rect of an element relative to its offsetParent. + // Composite means it takes into account transforms as well as layout. + + function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) { + if (isFixed === void 0) { + isFixed = false; + } + var isOffsetParentAnElement = isHTMLElement(offsetParent); + var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent); + var documentElement = getDocumentElement(offsetParent); + var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed); + var scroll = { + scrollLeft: 0, + scrollTop: 0 + }; + var offsets = { + x: 0, + y: 0 + }; + if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { + if (getNodeName(offsetParent) !== 'body' || + // https://github.com/popperjs/popper-core/issues/1078 + isScrollParent(documentElement)) { + scroll = getNodeScroll(offsetParent); + } + if (isHTMLElement(offsetParent)) { + offsets = getBoundingClientRect(offsetParent, true); + offsets.x += offsetParent.clientLeft; + offsets.y += offsetParent.clientTop; + } else if (documentElement) { + offsets.x = getWindowScrollBarX(documentElement); + } + } + return { + x: rect.left + scroll.scrollLeft - offsets.x, + y: rect.top + scroll.scrollTop - offsets.y, + width: rect.width, + height: rect.height + }; + } + + function order(modifiers) { + var map = new Map(); + var visited = new Set(); + var result = []; + modifiers.forEach(function (modifier) { + map.set(modifier.name, modifier); + }); // On visiting object, check for its dependencies and visit them recursively + + function sort(modifier) { + visited.add(modifier.name); + var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []); + requires.forEach(function (dep) { + if (!visited.has(dep)) { + var depModifier = map.get(dep); + if (depModifier) { + sort(depModifier); + } + } + }); + result.push(modifier); + } + modifiers.forEach(function (modifier) { + if (!visited.has(modifier.name)) { + // check for visited object + sort(modifier); + } + }); + return result; + } + function orderModifiers(modifiers) { + // order based on dependencies + var orderedModifiers = order(modifiers); // order based on phase + + return modifierPhases.reduce(function (acc, phase) { + return acc.concat(orderedModifiers.filter(function (modifier) { + return modifier.phase === phase; + })); + }, []); + } + + function debounce(fn) { + var pending; + return function () { + if (!pending) { + pending = new Promise(function (resolve) { + Promise.resolve().then(function () { + pending = undefined; + resolve(fn()); + }); + }); + } + return pending; + }; + } + + function mergeByName(modifiers) { + var merged = modifiers.reduce(function (merged, current) { + var existing = merged[current.name]; + merged[current.name] = existing ? Object.assign({}, existing, current, { + options: Object.assign({}, existing.options, current.options), + data: Object.assign({}, existing.data, current.data) + }) : current; + return merged; + }, {}); // IE11 does not support Object.values + + return Object.keys(merged).map(function (key) { + return merged[key]; + }); + } + + var DEFAULT_OPTIONS = { + placement: 'bottom', + modifiers: [], + strategy: 'absolute' + }; + function areValidElements() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + return !args.some(function (element) { + return !(element && typeof element.getBoundingClientRect === 'function'); + }); + } + function popperGenerator(generatorOptions) { + if (generatorOptions === void 0) { + generatorOptions = {}; + } + var _generatorOptions = generatorOptions, + _generatorOptions$def = _generatorOptions.defaultModifiers, + defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def, + _generatorOptions$def2 = _generatorOptions.defaultOptions, + defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2; + return function createPopper(reference, popper, options) { + if (options === void 0) { + options = defaultOptions; + } + var state = { + placement: 'bottom', + orderedModifiers: [], + options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions), + modifiersData: {}, + elements: { + reference: reference, + popper: popper + }, + attributes: {}, + styles: {} + }; + var effectCleanupFns = []; + var isDestroyed = false; + var instance = { + state: state, + setOptions: function setOptions(setOptionsAction) { + var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction; + cleanupModifierEffects(); + state.options = Object.assign({}, defaultOptions, state.options, options); + state.scrollParents = { + reference: isElement$1(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [], + popper: listScrollParents(popper) + }; // Orders the modifiers based on their dependencies and `phase` + // properties + + var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers + + state.orderedModifiers = orderedModifiers.filter(function (m) { + return m.enabled; + }); + runModifierEffects(); + return instance.update(); + }, + // Sync update – it will always be executed, even if not necessary. This + // is useful for low frequency updates where sync behavior simplifies the + // logic. + // For high frequency updates (e.g. `resize` and `scroll` events), always + // prefer the async Popper#update method + forceUpdate: function forceUpdate() { + if (isDestroyed) { + return; + } + var _state$elements = state.elements, + reference = _state$elements.reference, + popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements + // anymore + + if (!areValidElements(reference, popper)) { + return; + } // Store the reference and popper rects to be read by modifiers + + state.rects = { + reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'), + popper: getLayoutRect(popper) + }; // Modifiers have the ability to reset the current update cycle. The + // most common use case for this is the `flip` modifier changing the + // placement, which then needs to re-run all the modifiers, because the + // logic was previously ran for the previous placement and is therefore + // stale/incorrect + + state.reset = false; + state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier + // is filled with the initial data specified by the modifier. This means + // it doesn't persist and is fresh on each update. + // To ensure persistent data, use `${name}#persistent` + + state.orderedModifiers.forEach(function (modifier) { + return state.modifiersData[modifier.name] = Object.assign({}, modifier.data); + }); + for (var index = 0; index < state.orderedModifiers.length; index++) { + if (state.reset === true) { + state.reset = false; + index = -1; + continue; + } + var _state$orderedModifie = state.orderedModifiers[index], + fn = _state$orderedModifie.fn, + _state$orderedModifie2 = _state$orderedModifie.options, + _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2, + name = _state$orderedModifie.name; + if (typeof fn === 'function') { + state = fn({ + state: state, + options: _options, + name: name, + instance: instance + }) || state; + } + } + }, + // Async and optimistically optimized update – it will not be executed if + // not necessary (debounced to run at most once-per-tick) + update: debounce(function () { + return new Promise(function (resolve) { + instance.forceUpdate(); + resolve(state); + }); + }), + destroy: function destroy() { + cleanupModifierEffects(); + isDestroyed = true; + } + }; + if (!areValidElements(reference, popper)) { + return instance; + } + instance.setOptions(options).then(function (state) { + if (!isDestroyed && options.onFirstUpdate) { + options.onFirstUpdate(state); + } + }); // Modifiers have the ability to execute arbitrary code before the first + // update cycle runs. They will be executed in the same order as the update + // cycle. This is useful when a modifier adds some persistent data that + // other modifiers need to use, but the modifier is run after the dependent + // one. + + function runModifierEffects() { + state.orderedModifiers.forEach(function (_ref) { + var name = _ref.name, + _ref$options = _ref.options, + options = _ref$options === void 0 ? {} : _ref$options, + effect = _ref.effect; + if (typeof effect === 'function') { + var cleanupFn = effect({ + state: state, + name: name, + instance: instance, + options: options + }); + var noopFn = function noopFn() {}; + effectCleanupFns.push(cleanupFn || noopFn); + } + }); + } + function cleanupModifierEffects() { + effectCleanupFns.forEach(function (fn) { + return fn(); + }); + effectCleanupFns = []; + } + return instance; + }; + } + var createPopper$2 = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers$1 = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1]; + var createPopper$1 = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers$1 + }); // eslint-disable-next-line import/no-unused-modules + + var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1]; + var createPopper = /*#__PURE__*/popperGenerator({ + defaultModifiers: defaultModifiers + }); // eslint-disable-next-line import/no-unused-modules + + var Popper = /*#__PURE__*/Object.freeze({ + __proto__: null, + afterMain: afterMain, + afterRead: afterRead, + afterWrite: afterWrite, + applyStyles: applyStyles$1, + arrow: arrow$1, + auto: auto, + basePlacements: basePlacements, + beforeMain: beforeMain, + beforeRead: beforeRead, + beforeWrite: beforeWrite, + bottom: bottom, + clippingParents: clippingParents, + computeStyles: computeStyles$1, + createPopper: createPopper, + createPopperBase: createPopper$2, + createPopperLite: createPopper$1, + detectOverflow: detectOverflow, + end: end, + eventListeners: eventListeners, + flip: flip$1, + hide: hide$1, + left: left, + main: main, + modifierPhases: modifierPhases, + offset: offset$1, + placements: placements, + popper: popper, + popperGenerator: popperGenerator, + popperOffsets: popperOffsets$1, + preventOverflow: preventOverflow$1, + read: read, + reference: reference, + right: right, + start: start, + top: top, + variationPlacements: variationPlacements, + viewport: viewport, + write: write + }); + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/data.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + /** + * Constants + */ + + const elementMap = new Map(); + var Data = { + set(element, key, instance) { + if (!elementMap.has(element)) { + elementMap.set(element, new Map()); + } + const instanceMap = elementMap.get(element); + + // make it clear we only want one instance per element + // can be removed later when multiple key/instances are fine to be used + if (!instanceMap.has(key) && instanceMap.size !== 0) { + // eslint-disable-next-line no-console + console.error("Bootstrap doesn't allow more than one instance per element. Bound instance: ".concat(Array.from(instanceMap.keys())[0], ".")); + return; + } + instanceMap.set(key, instance); + }, + get(element, key) { + if (elementMap.has(element)) { + return elementMap.get(element).get(key) || null; + } + return null; + }, + remove(element, key) { + if (!elementMap.has(element)) { + return; + } + const instanceMap = elementMap.get(element); + instanceMap.delete(key); + + // free up element references if there are no instances left for an element + if (instanceMap.size === 0) { + elementMap.delete(element); + } + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/index.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const MAX_UID = 1000000; + const MILLISECONDS_MULTIPLIER = 1000; + const TRANSITION_END = 'transitionend'; + + /** + * Properly escape IDs selectors to handle weird IDs + * @param {string} selector + * @returns {string} + */ + const parseSelector = selector => { + if (selector && window.CSS && window.CSS.escape) { + // document.querySelector needs escaping to handle IDs (html5+) containing for instance / + selector = selector.replace(/#([^\s"#']+)/g, (match, id) => "#".concat(CSS.escape(id))); + } + return selector; + }; + + // Shout-out Angus Croll (https://goo.gl/pxwQGp) + const toType = object => { + if (object === null || object === undefined) { + return "".concat(object); + } + return Object.prototype.toString.call(object).match(/\s([a-z]+)/i)[1].toLowerCase(); + }; + + /** + * Public Util API + */ + + const getUID = prefix => { + do { + prefix += Math.floor(Math.random() * MAX_UID); + } while (document.getElementById(prefix)); + return prefix; + }; + const getTransitionDurationFromElement = element => { + if (!element) { + return 0; + } + + // Get transition-duration of the element + let { + transitionDuration, + transitionDelay + } = window.getComputedStyle(element); + const floatTransitionDuration = Number.parseFloat(transitionDuration); + const floatTransitionDelay = Number.parseFloat(transitionDelay); + + // Return 0 if element or transition duration is not found + if (!floatTransitionDuration && !floatTransitionDelay) { + return 0; + } + + // If multiple durations are defined, take the first + transitionDuration = transitionDuration.split(',')[0]; + transitionDelay = transitionDelay.split(',')[0]; + return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; + }; + const triggerTransitionEnd = element => { + element.dispatchEvent(new Event(TRANSITION_END)); + }; + const isElement = object => { + if (!object || typeof object !== 'object') { + return false; + } + if (typeof object.jquery !== 'undefined') { + object = object[0]; + } + return typeof object.nodeType !== 'undefined'; + }; + const getElement = object => { + // it's a jQuery object or a node element + if (isElement(object)) { + return object.jquery ? object[0] : object; + } + if (typeof object === 'string' && object.length > 0) { + return document.querySelector(parseSelector(object)); + } + return null; + }; + const isVisible = element => { + if (!isElement(element) || element.getClientRects().length === 0) { + return false; + } + const elementIsVisible = getComputedStyle(element).getPropertyValue('visibility') === 'visible'; + // Handle `details` element as its content may falsie appear visible when it is closed + const closedDetails = element.closest('details:not([open])'); + if (!closedDetails) { + return elementIsVisible; + } + if (closedDetails !== element) { + const summary = element.closest('summary'); + if (summary && summary.parentNode !== closedDetails) { + return false; + } + if (summary === null) { + return false; + } + } + return elementIsVisible; + }; + const isDisabled = element => { + if (!element || element.nodeType !== Node.ELEMENT_NODE) { + return true; + } + if (element.classList.contains('disabled')) { + return true; + } + if (typeof element.disabled !== 'undefined') { + return element.disabled; + } + return element.hasAttribute('disabled') && element.getAttribute('disabled') !== 'false'; + }; + const findShadowRoot = element => { + if (!document.documentElement.attachShadow) { + return null; + } + + // Can find the shadow root otherwise it'll return the document + if (typeof element.getRootNode === 'function') { + const root = element.getRootNode(); + return root instanceof ShadowRoot ? root : null; + } + if (element instanceof ShadowRoot) { + return element; + } + + // when we don't find a shadow root + if (!element.parentNode) { + return null; + } + return findShadowRoot(element.parentNode); + }; + const noop = () => {}; + + /** + * Trick to restart an element's animation + * + * @param {HTMLElement} element + * @return void + * + * @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation + */ + const reflow = element => { + element.offsetHeight; // eslint-disable-line no-unused-expressions + }; + const getjQuery = () => { + if (window.jQuery && !document.body.hasAttribute('data-bs-no-jquery')) { + return window.jQuery; + } + return null; + }; + const DOMContentLoadedCallbacks = []; + const onDOMContentLoaded = callback => { + if (document.readyState === 'loading') { + // add listener on the first call when the document is in loading state + if (!DOMContentLoadedCallbacks.length) { + document.addEventListener('DOMContentLoaded', () => { + for (const callback of DOMContentLoadedCallbacks) { + callback(); + } + }); + } + DOMContentLoadedCallbacks.push(callback); + } else { + callback(); + } + }; + const isRTL = () => document.documentElement.dir === 'rtl'; + const defineJQueryPlugin = plugin => { + onDOMContentLoaded(() => { + const $ = getjQuery(); + /* istanbul ignore if */ + if ($) { + const name = plugin.NAME; + const JQUERY_NO_CONFLICT = $.fn[name]; + $.fn[name] = plugin.jQueryInterface; + $.fn[name].Constructor = plugin; + $.fn[name].noConflict = () => { + $.fn[name] = JQUERY_NO_CONFLICT; + return plugin.jQueryInterface; + }; + } + }); + }; + const execute = function (possibleCallback) { + let args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; + let defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : possibleCallback; + return typeof possibleCallback === 'function' ? possibleCallback(...args) : defaultValue; + }; + const executeAfterTransition = function (callback, transitionElement) { + let waitForTransition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + if (!waitForTransition) { + execute(callback); + return; + } + const durationPadding = 5; + const emulatedDuration = getTransitionDurationFromElement(transitionElement) + durationPadding; + let called = false; + const handler = _ref => { + let { + target + } = _ref; + if (target !== transitionElement) { + return; + } + called = true; + transitionElement.removeEventListener(TRANSITION_END, handler); + execute(callback); + }; + transitionElement.addEventListener(TRANSITION_END, handler); + setTimeout(() => { + if (!called) { + triggerTransitionEnd(transitionElement); + } + }, emulatedDuration); + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/event-handler.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const namespaceRegex = /[^.]*(?=\..*)\.|.*/; + const stripNameRegex = /\..*/; + const stripUidRegex = /::\d+$/; + const eventRegistry = {}; // Events storage + let uidEvent = 1; + const customEvents = { + mouseenter: 'mouseover', + mouseleave: 'mouseout' + }; + const nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']); + + /** + * Private methods + */ + + function makeEventUid(element, uid) { + return uid && "".concat(uid, "::").concat(uidEvent++) || element.uidEvent || uidEvent++; + } + function getElementEvents(element) { + const uid = makeEventUid(element); + element.uidEvent = uid; + eventRegistry[uid] = eventRegistry[uid] || {}; + return eventRegistry[uid]; + } + function bootstrapHandler(element, fn) { + return function handler(event) { + hydrateObj(event, { + delegateTarget: element + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, fn); + } + return fn.apply(element, [event]); + }; + } + function bootstrapDelegationHandler(element, selector, fn) { + return function handler(event) { + const domElements = element.querySelectorAll(selector); + for (let { + target + } = event; target && target !== this; target = target.parentNode) { + for (const domElement of domElements) { + if (domElement !== target) { + continue; + } + hydrateObj(event, { + delegateTarget: target + }); + if (handler.oneOff) { + EventHandler.off(element, event.type, selector, fn); + } + return fn.apply(target, [event]); + } + } + }; + } + function findHandler(events, callable) { + let delegationSelector = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + return Object.values(events).find(event => event.callable === callable && event.delegationSelector === delegationSelector); + } + function normalizeParameters(originalTypeEvent, handler, delegationFunction) { + const isDelegated = typeof handler === 'string'; + // TODO: tooltip passes `false` instead of selector, so we need to check + const callable = isDelegated ? delegationFunction : handler || delegationFunction; + let typeEvent = getTypeEvent(originalTypeEvent); + if (!nativeEvents.has(typeEvent)) { + typeEvent = originalTypeEvent; + } + return [isDelegated, callable, typeEvent]; + } + function addHandler(element, originalTypeEvent, handler, delegationFunction, oneOff) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + let [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + + // in case of mouseenter or mouseleave wrap the handler within a function that checks for its DOM position + // this prevents the handler from being dispatched the same way as mouseover or mouseout does + if (originalTypeEvent in customEvents) { + const wrapFunction = fn => { + return function (event) { + if (!event.relatedTarget || event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget)) { + return fn.call(this, event); + } + }; + }; + callable = wrapFunction(callable); + } + const events = getElementEvents(element); + const handlers = events[typeEvent] || (events[typeEvent] = {}); + const previousFunction = findHandler(handlers, callable, isDelegated ? handler : null); + if (previousFunction) { + previousFunction.oneOff = previousFunction.oneOff && oneOff; + return; + } + const uid = makeEventUid(callable, originalTypeEvent.replace(namespaceRegex, '')); + const fn = isDelegated ? bootstrapDelegationHandler(element, handler, callable) : bootstrapHandler(element, callable); + fn.delegationSelector = isDelegated ? handler : null; + fn.callable = callable; + fn.oneOff = oneOff; + fn.uidEvent = uid; + handlers[uid] = fn; + element.addEventListener(typeEvent, fn, isDelegated); + } + function removeHandler(element, events, typeEvent, handler, delegationSelector) { + const fn = findHandler(events[typeEvent], handler, delegationSelector); + if (!fn) { + return; + } + element.removeEventListener(typeEvent, fn, Boolean(delegationSelector)); + delete events[typeEvent][fn.uidEvent]; + } + function removeNamespacedHandlers(element, events, typeEvent, namespace) { + const storeElementEvent = events[typeEvent] || {}; + for (const [handlerKey, event] of Object.entries(storeElementEvent)) { + if (handlerKey.includes(namespace)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + } + function getTypeEvent(event) { + // allow to get the native events from namespaced events ('click.bs.button' --> 'click') + event = event.replace(stripNameRegex, ''); + return customEvents[event] || event; + } + const EventHandler = { + on(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, false); + }, + one(element, event, handler, delegationFunction) { + addHandler(element, event, handler, delegationFunction, true); + }, + off(element, originalTypeEvent, handler, delegationFunction) { + if (typeof originalTypeEvent !== 'string' || !element) { + return; + } + const [isDelegated, callable, typeEvent] = normalizeParameters(originalTypeEvent, handler, delegationFunction); + const inNamespace = typeEvent !== originalTypeEvent; + const events = getElementEvents(element); + const storeElementEvent = events[typeEvent] || {}; + const isNamespace = originalTypeEvent.startsWith('.'); + if (typeof callable !== 'undefined') { + // Simplest case: handler is passed, remove that listener ONLY. + if (!Object.keys(storeElementEvent).length) { + return; + } + removeHandler(element, events, typeEvent, callable, isDelegated ? handler : null); + return; + } + if (isNamespace) { + for (const elementEvent of Object.keys(events)) { + removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1)); + } + } + for (const [keyHandlers, event] of Object.entries(storeElementEvent)) { + const handlerKey = keyHandlers.replace(stripUidRegex, ''); + if (!inNamespace || originalTypeEvent.includes(handlerKey)) { + removeHandler(element, events, typeEvent, event.callable, event.delegationSelector); + } + } + }, + trigger(element, event, args) { + if (typeof event !== 'string' || !element) { + return null; + } + const $ = getjQuery(); + const typeEvent = getTypeEvent(event); + const inNamespace = event !== typeEvent; + let jQueryEvent = null; + let bubbles = true; + let nativeDispatch = true; + let defaultPrevented = false; + if (inNamespace && $) { + jQueryEvent = $.Event(event, args); + $(element).trigger(jQueryEvent); + bubbles = !jQueryEvent.isPropagationStopped(); + nativeDispatch = !jQueryEvent.isImmediatePropagationStopped(); + defaultPrevented = jQueryEvent.isDefaultPrevented(); + } + const evt = hydrateObj(new Event(event, { + bubbles, + cancelable: true + }), args); + if (defaultPrevented) { + evt.preventDefault(); + } + if (nativeDispatch) { + element.dispatchEvent(evt); + } + if (evt.defaultPrevented && jQueryEvent) { + jQueryEvent.preventDefault(); + } + return evt; + } + }; + function hydrateObj(obj) { + let meta = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + for (const [key, value] of Object.entries(meta)) { + try { + obj[key] = value; + } catch { + Object.defineProperty(obj, key, { + configurable: true, + get() { + return value; + } + }); + } + } + return obj; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/manipulator.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + function normalizeData(value) { + if (value === 'true') { + return true; + } + if (value === 'false') { + return false; + } + if (value === Number(value).toString()) { + return Number(value); + } + if (value === '' || value === 'null') { + return null; + } + if (typeof value !== 'string') { + return value; + } + try { + return JSON.parse(decodeURIComponent(value)); + } catch { + return value; + } + } + function normalizeDataKey(key) { + return key.replace(/[A-Z]/g, chr => "-".concat(chr.toLowerCase())); + } + const Manipulator = { + setDataAttribute(element, key, value) { + element.setAttribute("data-bs-".concat(normalizeDataKey(key)), value); + }, + removeDataAttribute(element, key) { + element.removeAttribute("data-bs-".concat(normalizeDataKey(key))); + }, + getDataAttributes(element) { + if (!element) { + return {}; + } + const attributes = {}; + const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig')); + for (const key of bsKeys) { + let pureKey = key.replace(/^bs/, ''); + pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); + attributes[pureKey] = normalizeData(element.dataset[key]); + } + return attributes; + }, + getDataAttribute(element, key) { + return normalizeData(element.getAttribute("data-bs-".concat(normalizeDataKey(key)))); + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/config.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Class definition + */ + + class Config { + // Getters + static get Default() { + return {}; + } + static get DefaultType() { + return {}; + } + static get NAME() { + throw new Error('You have to implement the static method "NAME", for each component!'); + } + _getConfig(config) { + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + return config; + } + _mergeConfigObj(config, element) { + const jsonConfig = isElement(element) ? Manipulator.getDataAttribute(element, 'config') : {}; // try to parse + + return { + ...this.constructor.Default, + ...(typeof jsonConfig === 'object' ? jsonConfig : {}), + ...(isElement(element) ? Manipulator.getDataAttributes(element) : {}), + ...(typeof config === 'object' ? config : {}) + }; + } + _typeCheckConfig(config) { + let configTypes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.constructor.DefaultType; + for (const [property, expectedTypes] of Object.entries(configTypes)) { + const value = config[property]; + const valueType = isElement(value) ? 'element' : toType(value); + if (!new RegExp(expectedTypes).test(valueType)) { + throw new TypeError("".concat(this.constructor.NAME.toUpperCase(), ": Option \"").concat(property, "\" provided type \"").concat(valueType, "\" but expected type \"").concat(expectedTypes, "\".")); + } + } + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap base-component.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const VERSION = '5.3.3'; + + /** + * Class definition + */ + + class BaseComponent extends Config { + constructor(element, config) { + super(); + element = getElement(element); + if (!element) { + return; + } + this._element = element; + this._config = this._getConfig(config); + Data.set(this._element, this.constructor.DATA_KEY, this); + } + + // Public + dispose() { + Data.remove(this._element, this.constructor.DATA_KEY); + EventHandler.off(this._element, this.constructor.EVENT_KEY); + for (const propertyName of Object.getOwnPropertyNames(this)) { + this[propertyName] = null; + } + } + _queueCallback(callback, element) { + let isAnimated = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true; + executeAfterTransition(callback, element, isAnimated); + } + _getConfig(config) { + config = this._mergeConfigObj(config, this._element); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + + // Static + static getInstance(element) { + return Data.get(getElement(element), this.DATA_KEY); + } + static getOrCreateInstance(element) { + let config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + return this.getInstance(element) || new this(element, typeof config === 'object' ? config : null); + } + static get VERSION() { + return VERSION; + } + static get DATA_KEY() { + return "bs.".concat(this.NAME); + } + static get EVENT_KEY() { + return ".".concat(this.DATA_KEY); + } + static eventName(name) { + return "".concat(name).concat(this.EVENT_KEY); + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/sanitizer.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + // js-docs-start allow-list + const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i; + const DefaultAllowlist = { + // Global attributes allowed on any supplied element below. + '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN], + a: ['target', 'href', 'title', 'rel'], + area: [], + b: [], + br: [], + col: [], + code: [], + dd: [], + div: [], + dl: [], + dt: [], + em: [], + hr: [], + h1: [], + h2: [], + h3: [], + h4: [], + h5: [], + h6: [], + i: [], + img: ['src', 'srcset', 'alt', 'title', 'width', 'height'], + li: [], + ol: [], + p: [], + pre: [], + s: [], + small: [], + span: [], + sub: [], + sup: [], + strong: [], + u: [], + ul: [] + }; + // js-docs-end allow-list + + const uriAttributes = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']); + + /** + * A pattern that recognizes URLs that are safe wrt. XSS in URL navigation + * contexts. + * + * Shout-out to Angular https://github.com/angular/angular/blob/15.2.8/packages/core/src/sanitization/url_sanitizer.ts#L38 + */ + // eslint-disable-next-line unicorn/better-regex + const SAFE_URL_PATTERN = /^(?!javascript:)(?:[a-z0-9+.-]+:|[^&:/?#]*(?:[/?#]|$))/i; + const allowedAttribute = (attribute, allowedAttributeList) => { + const attributeName = attribute.nodeName.toLowerCase(); + if (allowedAttributeList.includes(attributeName)) { + if (uriAttributes.has(attributeName)) { + return Boolean(SAFE_URL_PATTERN.test(attribute.nodeValue)); + } + return true; + } + + // Check if a regular expression validates the attribute. + return allowedAttributeList.filter(attributeRegex => attributeRegex instanceof RegExp).some(regex => regex.test(attributeName)); + }; + function sanitizeHtml(unsafeHtml, allowList, sanitizeFunction) { + if (!unsafeHtml.length) { + return unsafeHtml; + } + if (sanitizeFunction && typeof sanitizeFunction === 'function') { + return sanitizeFunction(unsafeHtml); + } + const domParser = new window.DOMParser(); + const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html'); + const elements = [].concat(...createdDocument.body.querySelectorAll('*')); + for (const element of elements) { + const elementName = element.nodeName.toLowerCase(); + if (!Object.keys(allowList).includes(elementName)) { + element.remove(); + continue; + } + const attributeList = [].concat(...element.attributes); + const allowedAttributes = [].concat(allowList['*'] || [], allowList[elementName] || []); + for (const attribute of attributeList) { + if (!allowedAttribute(attribute, allowedAttributes)) { + element.removeAttribute(attribute.nodeName); + } + } + } + return createdDocument.body.innerHTML; + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap dom/selector-engine.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + const getSelector = element => { + let selector = element.getAttribute('data-bs-target'); + if (!selector || selector === '#') { + let hrefAttribute = element.getAttribute('href'); + + // The only valid content that could double as a selector are IDs or classes, + // so everything starting with `#` or `.`. If a "real" URL is used as the selector, + // `document.querySelector` will rightfully complain it is invalid. + // See https://github.com/twbs/bootstrap/issues/32273 + if (!hrefAttribute || !hrefAttribute.includes('#') && !hrefAttribute.startsWith('.')) { + return null; + } + + // Just in case some CMS puts out a full URL with the anchor appended + if (hrefAttribute.includes('#') && !hrefAttribute.startsWith('#')) { + hrefAttribute = "#".concat(hrefAttribute.split('#')[1]); + } + selector = hrefAttribute && hrefAttribute !== '#' ? hrefAttribute.trim() : null; + } + return selector ? selector.split(',').map(sel => parseSelector(sel)).join(',') : null; + }; + const SelectorEngine = { + find(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return [].concat(...Element.prototype.querySelectorAll.call(element, selector)); + }, + findOne(selector) { + let element = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document.documentElement; + return Element.prototype.querySelector.call(element, selector); + }, + children(element, selector) { + return [].concat(...element.children).filter(child => child.matches(selector)); + }, + parents(element, selector) { + const parents = []; + let ancestor = element.parentNode.closest(selector); + while (ancestor) { + parents.push(ancestor); + ancestor = ancestor.parentNode.closest(selector); + } + return parents; + }, + prev(element, selector) { + let previous = element.previousElementSibling; + while (previous) { + if (previous.matches(selector)) { + return [previous]; + } + previous = previous.previousElementSibling; + } + return []; + }, + // TODO: this is now unused; remove later along with prev() + next(element, selector) { + let next = element.nextElementSibling; + while (next) { + if (next.matches(selector)) { + return [next]; + } + next = next.nextElementSibling; + } + return []; + }, + focusableChildren(element) { + const focusables = ['a', 'button', 'input', 'textarea', 'select', 'details', '[tabindex]', '[contenteditable="true"]'].map(selector => "".concat(selector, ":not([tabindex^=\"-\"])")).join(','); + return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el)); + }, + getSelectorFromElement(element) { + const selector = getSelector(element); + if (selector) { + return SelectorEngine.findOne(selector) ? selector : null; + } + return null; + }, + getElementFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.findOne(selector) : null; + }, + getMultipleElementsFromSelector(element) { + const selector = getSelector(element); + return selector ? SelectorEngine.find(selector) : []; + } + }; + + /** + * -------------------------------------------------------------------------- + * Bootstrap util/template-factory.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$2 = 'TemplateFactory'; + const Default$2 = { + allowList: DefaultAllowlist, + content: {}, + // { selector : text , selector2 : text2 , } + extraClass: '', + html: false, + sanitize: true, + sanitizeFn: null, + template: '
' + }; + const DefaultType$2 = { + allowList: 'object', + content: 'object', + extraClass: '(string|function)', + html: 'boolean', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + template: 'string' + }; + const DefaultContentType = { + entry: '(string|element|function|null)', + selector: '(string|element)' + }; + + /** + * Class definition + */ + + class TemplateFactory extends Config { + constructor(config) { + super(); + this._config = this._getConfig(config); + } + + // Getters + static get Default() { + return Default$2; + } + static get DefaultType() { + return DefaultType$2; + } + static get NAME() { + return NAME$2; + } + + // Public + getContent() { + return Object.values(this._config.content).map(config => this._resolvePossibleFunction(config)).filter(Boolean); + } + hasContent() { + return this.getContent().length > 0; + } + changeContent(content) { + this._checkContent(content); + this._config.content = { + ...this._config.content, + ...content + }; + return this; + } + toHtml() { + const templateWrapper = document.createElement('div'); + templateWrapper.innerHTML = this._maybeSanitize(this._config.template); + for (const [selector, text] of Object.entries(this._config.content)) { + this._setContent(templateWrapper, text, selector); + } + const template = templateWrapper.children[0]; + const extraClass = this._resolvePossibleFunction(this._config.extraClass); + if (extraClass) { + template.classList.add(...extraClass.split(' ')); + } + return template; + } + + // Private + _typeCheckConfig(config) { + super._typeCheckConfig(config); + this._checkContent(config.content); + } + _checkContent(arg) { + for (const [selector, content] of Object.entries(arg)) { + super._typeCheckConfig({ + selector, + entry: content + }, DefaultContentType); + } + } + _setContent(template, content, selector) { + const templateElement = SelectorEngine.findOne(selector, template); + if (!templateElement) { + return; + } + content = this._resolvePossibleFunction(content); + if (!content) { + templateElement.remove(); + return; + } + if (isElement(content)) { + this._putElementInTemplate(getElement(content), templateElement); + return; + } + if (this._config.html) { + templateElement.innerHTML = this._maybeSanitize(content); + return; + } + templateElement.textContent = content; + } + _maybeSanitize(arg) { + return this._config.sanitize ? sanitizeHtml(arg, this._config.allowList, this._config.sanitizeFn) : arg; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this]); + } + _putElementInTemplate(element, templateElement) { + if (this._config.html) { + templateElement.innerHTML = ''; + templateElement.append(element); + return; + } + templateElement.textContent = element.textContent; + } + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap tooltip.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME$1 = 'tooltip'; + const DISALLOWED_ATTRIBUTES = new Set(['sanitize', 'allowList', 'sanitizeFn']); + const CLASS_NAME_FADE = 'fade'; + const CLASS_NAME_MODAL = 'modal'; + const CLASS_NAME_SHOW$1 = 'show'; + const SELECTOR_TOOLTIP_INNER = '.tooltip-inner'; + const SELECTOR_MODAL = ".".concat(CLASS_NAME_MODAL); + const EVENT_MODAL_HIDE = 'hide.bs.modal'; + const TRIGGER_HOVER = 'hover'; + const TRIGGER_FOCUS = 'focus'; + const TRIGGER_CLICK = 'click'; + const TRIGGER_MANUAL = 'manual'; + const EVENT_HIDE$1 = 'hide'; + const EVENT_HIDDEN$1 = 'hidden'; + const EVENT_SHOW$1 = 'show'; + const EVENT_SHOWN$1 = 'shown'; + const EVENT_INSERTED = 'inserted'; + const EVENT_CLICK = 'click'; + const EVENT_FOCUSIN = 'focusin'; + const EVENT_FOCUSOUT = 'focusout'; + const EVENT_MOUSEENTER = 'mouseenter'; + const EVENT_MOUSELEAVE = 'mouseleave'; + const AttachmentMap = { + AUTO: 'auto', + TOP: 'top', + RIGHT: isRTL() ? 'left' : 'right', + BOTTOM: 'bottom', + LEFT: isRTL() ? 'right' : 'left' + }; + const Default$1 = { + allowList: DefaultAllowlist, + animation: true, + boundary: 'clippingParents', + container: false, + customClass: '', + delay: 0, + fallbackPlacements: ['top', 'right', 'bottom', 'left'], + html: false, + offset: [0, 6], + placement: 'top', + popperConfig: null, + sanitize: true, + sanitizeFn: null, + selector: false, + template: '', + title: '', + trigger: 'hover focus' + }; + const DefaultType$1 = { + allowList: 'object', + animation: 'boolean', + boundary: '(string|element)', + container: '(string|element|boolean)', + customClass: '(string|function)', + delay: '(number|object)', + fallbackPlacements: 'array', + html: 'boolean', + offset: '(array|string|function)', + placement: '(string|function)', + popperConfig: '(null|object|function)', + sanitize: 'boolean', + sanitizeFn: '(null|function)', + selector: '(string|boolean)', + template: 'string', + title: '(string|element|function)', + trigger: 'string' + }; + + /** + * Class definition + */ + + class Tooltip extends BaseComponent { + constructor(element, config) { + if (typeof Popper === 'undefined') { + throw new TypeError('Bootstrap\'s tooltips require Popper (https://popper.js.org)'); + } + super(element, config); + + // Private + this._isEnabled = true; + this._timeout = 0; + this._isHovered = null; + this._activeTrigger = {}; + this._popper = null; + this._templateFactory = null; + this._newContent = null; + + // Protected + this.tip = null; + this._setListeners(); + if (!this._config.selector) { + this._fixTitle(); + } + } + + // Getters + static get Default() { + return Default$1; + } + static get DefaultType() { + return DefaultType$1; + } + static get NAME() { + return NAME$1; + } + + // Public + enable() { + this._isEnabled = true; + } + disable() { + this._isEnabled = false; + } + toggleEnabled() { + this._isEnabled = !this._isEnabled; + } + toggle() { + if (!this._isEnabled) { + return; + } + this._activeTrigger.click = !this._activeTrigger.click; + if (this._isShown()) { + this._leave(); + return; + } + this._enter(); + } + dispose() { + clearTimeout(this._timeout); + EventHandler.off(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + if (this._element.getAttribute('data-bs-original-title')) { + this._element.setAttribute('title', this._element.getAttribute('data-bs-original-title')); + } + this._disposePopper(); + super.dispose(); + } + show() { + if (this._element.style.display === 'none') { + throw new Error('Please use show on visible elements'); + } + if (!(this._isWithContent() && this._isEnabled)) { + return; + } + const showEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOW$1)); + const shadowRoot = findShadowRoot(this._element); + const isInTheDom = (shadowRoot || this._element.ownerDocument.documentElement).contains(this._element); + if (showEvent.defaultPrevented || !isInTheDom) { + return; + } + + // TODO: v6 remove this or make it optional + this._disposePopper(); + const tip = this._getTipElement(); + this._element.setAttribute('aria-describedby', tip.getAttribute('id')); + const { + container + } = this._config; + if (!this._element.ownerDocument.documentElement.contains(this.tip)) { + container.append(tip); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_INSERTED)); + } + this._popper = this._createPopper(tip); + tip.classList.add(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we add extra + // empty mouseover listeners to the body's immediate children; + // only needed because of broken event delegation on iOS + // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.on(element, 'mouseover', noop); + } + } + const complete = () => { + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_SHOWN$1)); + if (this._isHovered === false) { + this._leave(); + } + this._isHovered = false; + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + hide() { + if (!this._isShown()) { + return; + } + const hideEvent = EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDE$1)); + if (hideEvent.defaultPrevented) { + return; + } + const tip = this._getTipElement(); + tip.classList.remove(CLASS_NAME_SHOW$1); + + // If this is a touch-enabled device we remove the extra + // empty mouseover listeners we added for iOS support + if ('ontouchstart' in document.documentElement) { + for (const element of [].concat(...document.body.children)) { + EventHandler.off(element, 'mouseover', noop); + } + } + this._activeTrigger[TRIGGER_CLICK] = false; + this._activeTrigger[TRIGGER_FOCUS] = false; + this._activeTrigger[TRIGGER_HOVER] = false; + this._isHovered = null; // it is a trick to support manual triggering + + const complete = () => { + if (this._isWithActiveTrigger()) { + return; + } + if (!this._isHovered) { + this._disposePopper(); + } + this._element.removeAttribute('aria-describedby'); + EventHandler.trigger(this._element, this.constructor.eventName(EVENT_HIDDEN$1)); + }; + this._queueCallback(complete, this.tip, this._isAnimated()); + } + update() { + if (this._popper) { + this._popper.update(); + } + } + + // Protected + _isWithContent() { + return Boolean(this._getTitle()); + } + _getTipElement() { + if (!this.tip) { + this.tip = this._createTipElement(this._newContent || this._getContentForTemplate()); + } + return this.tip; + } + _createTipElement(content) { + const tip = this._getTemplateFactory(content).toHtml(); + + // TODO: remove this check in v6 + if (!tip) { + return null; + } + tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW$1); + // TODO: v6 the following can be achieved with CSS only + tip.classList.add("bs-".concat(this.constructor.NAME, "-auto")); + const tipId = getUID(this.constructor.NAME).toString(); + tip.setAttribute('id', tipId); + if (this._isAnimated()) { + tip.classList.add(CLASS_NAME_FADE); + } + return tip; + } + setContent(content) { + this._newContent = content; + if (this._isShown()) { + this._disposePopper(); + this.show(); + } + } + _getTemplateFactory(content) { + if (this._templateFactory) { + this._templateFactory.changeContent(content); + } else { + this._templateFactory = new TemplateFactory({ + ...this._config, + // the `content` var has to be after `this._config` + // to override config.content in case of popover + content, + extraClass: this._resolvePossibleFunction(this._config.customClass) + }); + } + return this._templateFactory; + } + _getContentForTemplate() { + return { + [SELECTOR_TOOLTIP_INNER]: this._getTitle() + }; + } + _getTitle() { + return this._resolvePossibleFunction(this._config.title) || this._element.getAttribute('data-bs-original-title'); + } + + // Private + _initializeOnDelegatedTarget(event) { + return this.constructor.getOrCreateInstance(event.delegateTarget, this._getDelegateConfig()); + } + _isAnimated() { + return this._config.animation || this.tip && this.tip.classList.contains(CLASS_NAME_FADE); + } + _isShown() { + return this.tip && this.tip.classList.contains(CLASS_NAME_SHOW$1); + } + _createPopper(tip) { + const placement = execute(this._config.placement, [this, tip, this._element]); + const attachment = AttachmentMap[placement.toUpperCase()]; + return createPopper(this._element, tip, this._getPopperConfig(attachment)); + } + _getOffset() { + const { + offset + } = this._config; + if (typeof offset === 'string') { + return offset.split(',').map(value => Number.parseInt(value, 10)); + } + if (typeof offset === 'function') { + return popperData => offset(popperData, this._element); + } + return offset; + } + _resolvePossibleFunction(arg) { + return execute(arg, [this._element]); + } + _getPopperConfig(attachment) { + const defaultBsPopperConfig = { + placement: attachment, + modifiers: [{ + name: 'flip', + options: { + fallbackPlacements: this._config.fallbackPlacements + } + }, { + name: 'offset', + options: { + offset: this._getOffset() + } + }, { + name: 'preventOverflow', + options: { + boundary: this._config.boundary + } + }, { + name: 'arrow', + options: { + element: ".".concat(this.constructor.NAME, "-arrow") + } + }, { + name: 'preSetPlacement', + enabled: true, + phase: 'beforeMain', + fn: data => { + // Pre-set Popper's placement attribute in order to read the arrow sizes properly. + // Otherwise, Popper mixes up the width and height dimensions since the initial arrow style is for top placement + this._getTipElement().setAttribute('data-popper-placement', data.state.placement); + } + }] + }; + return { + ...defaultBsPopperConfig, + ...execute(this._config.popperConfig, [defaultBsPopperConfig]) + }; + } + _setListeners() { + const triggers = this._config.trigger.split(' '); + for (const trigger of triggers) { + if (trigger === 'click') { + EventHandler.on(this._element, this.constructor.eventName(EVENT_CLICK), this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context.toggle(); + }); + } else if (trigger !== TRIGGER_MANUAL) { + const eventIn = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSEENTER) : this.constructor.eventName(EVENT_FOCUSIN); + const eventOut = trigger === TRIGGER_HOVER ? this.constructor.eventName(EVENT_MOUSELEAVE) : this.constructor.eventName(EVENT_FOCUSOUT); + EventHandler.on(this._element, eventIn, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true; + context._enter(); + }); + EventHandler.on(this._element, eventOut, this._config.selector, event => { + const context = this._initializeOnDelegatedTarget(event); + context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = context._element.contains(event.relatedTarget); + context._leave(); + }); + } + } + this._hideModalHandler = () => { + if (this._element) { + this.hide(); + } + }; + EventHandler.on(this._element.closest(SELECTOR_MODAL), EVENT_MODAL_HIDE, this._hideModalHandler); + } + _fixTitle() { + const title = this._element.getAttribute('title'); + if (!title) { + return; + } + if (!this._element.getAttribute('aria-label') && !this._element.textContent.trim()) { + this._element.setAttribute('aria-label', title); + } + this._element.setAttribute('data-bs-original-title', title); // DO NOT USE IT. Is only for backwards compatibility + this._element.removeAttribute('title'); + } + _enter() { + if (this._isShown() || this._isHovered) { + this._isHovered = true; + return; + } + this._isHovered = true; + this._setTimeout(() => { + if (this._isHovered) { + this.show(); + } + }, this._config.delay.show); + } + _leave() { + if (this._isWithActiveTrigger()) { + return; + } + this._isHovered = false; + this._setTimeout(() => { + if (!this._isHovered) { + this.hide(); + } + }, this._config.delay.hide); + } + _setTimeout(handler, timeout) { + clearTimeout(this._timeout); + this._timeout = setTimeout(handler, timeout); + } + _isWithActiveTrigger() { + return Object.values(this._activeTrigger).includes(true); + } + _getConfig(config) { + const dataAttributes = Manipulator.getDataAttributes(this._element); + for (const dataAttribute of Object.keys(dataAttributes)) { + if (DISALLOWED_ATTRIBUTES.has(dataAttribute)) { + delete dataAttributes[dataAttribute]; + } + } + config = { + ...dataAttributes, + ...(typeof config === 'object' && config ? config : {}) + }; + config = this._mergeConfigObj(config); + config = this._configAfterMerge(config); + this._typeCheckConfig(config); + return config; + } + _configAfterMerge(config) { + config.container = config.container === false ? document.body : getElement(config.container); + if (typeof config.delay === 'number') { + config.delay = { + show: config.delay, + hide: config.delay + }; + } + if (typeof config.title === 'number') { + config.title = config.title.toString(); + } + if (typeof config.content === 'number') { + config.content = config.content.toString(); + } + return config; + } + _getDelegateConfig() { + const config = {}; + for (const [key, value] of Object.entries(this._config)) { + if (this.constructor.Default[key] !== value) { + config[key] = value; + } + } + config.selector = false; + config.trigger = 'manual'; + + // In the future can be replaced with: + // const keysWithDifferentValues = Object.entries(this._config).filter(entry => this.constructor.Default[entry[0]] !== this._config[entry[0]]) + // `Object.fromEntries(keysWithDifferentValues)` + return config; + } + _disposePopper() { + if (this._popper) { + this._popper.destroy(); + this._popper = null; + } + if (this.tip) { + this.tip.remove(); + this.tip = null; + } + } + + // Static + static jQueryInterface(config) { + return this.each(function () { + const data = Tooltip.getOrCreateInstance(this, config); + if (typeof config !== 'string') { + return; + } + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + }); + } + } + + /** + * jQuery + */ + + defineJQueryPlugin(Tooltip); + + function loadTooptip() { + const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]'); + [...tooltipTriggerList].map(tooltipTriggerEl => new Tooltip(tooltipTriggerEl)); + } + + function basic() { + back2top(); + loadTooptip(); + } + + /** + * Add listener for theme mode toggle + */ + const toggle = document.getElementById('mode-toggle'); + function modeWatcher() { + if (!toggle) { + return; + } + toggle.addEventListener('click', () => { + modeToggle.flipMode(); + }); + } + + function _defineProperty(e, r, t) { + return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { + value: t, + enumerable: !0, + configurable: !0, + writable: !0 + }) : e[r] = t, e; + } + function _toPrimitive(t, r) { + if ("object" != typeof t || !t) return t; + var e = t[Symbol.toPrimitive]; + if (void 0 !== e) { + var i = e.call(t, r || "default"); + if ("object" != typeof i) return i; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return ("string" === r ? String : Number)(t); + } + function _toPropertyKey(t) { + var i = _toPrimitive(t, "string"); + return "symbol" == typeof i ? i : i + ""; + } + + /** + * Expand or close the sidebar in mobile screens. + */ + + const ATTR_DISPLAY = 'sidebar-display'; + class SidebarUtil { + static toggle() { + if (SidebarUtil.isExpanded === false) { + document.body.setAttribute(ATTR_DISPLAY, ''); + } else { + document.body.removeAttribute(ATTR_DISPLAY); + } + SidebarUtil.isExpanded = !SidebarUtil.isExpanded; + } + } + _defineProperty(SidebarUtil, "isExpanded", false); + function sidebarExpand() { + document.getElementById('sidebar-trigger').addEventListener('click', SidebarUtil.toggle); + document.getElementById('mask').addEventListener('click', SidebarUtil.toggle); + } + + function initSidebar() { + modeWatcher(); + sidebarExpand(); + } + + /** + * This script make #search-result-wrapper switch to unloaded or shown automatically. + */ + + const btnSbTrigger = document.getElementById('sidebar-trigger'); + const btnSearchTrigger = document.getElementById('search-trigger'); + const btnCancel = document.getElementById('search-cancel'); + const content = document.querySelectorAll('#main-wrapper>.container>.row'); + const topbarTitle = document.getElementById('topbar-title'); + const search = document.getElementById('search'); + const resultWrapper = document.getElementById('search-result-wrapper'); + const results = document.getElementById('search-results'); + const input = document.getElementById('search-input'); + const hints = document.getElementById('search-hints'); + + // CSS class names + const LOADED = 'd-block'; + const UNLOADED = 'd-none'; + const FOCUS = 'input-focus'; + const FLEX = 'd-flex'; + + /* Actions in mobile screens (Sidebar hidden) */ + class MobileSearchBar { + static on() { + btnSbTrigger.classList.add(UNLOADED); + topbarTitle.classList.add(UNLOADED); + btnSearchTrigger.classList.add(UNLOADED); + search.classList.add(FLEX); + btnCancel.classList.add(LOADED); + } + static off() { + btnCancel.classList.remove(LOADED); + search.classList.remove(FLEX); + btnSbTrigger.classList.remove(UNLOADED); + topbarTitle.classList.remove(UNLOADED); + btnSearchTrigger.classList.remove(UNLOADED); + } + } + class ResultSwitch { + static on() { + if (!this.resultVisible) { + resultWrapper.classList.remove(UNLOADED); + content.forEach(el => { + el.classList.add(UNLOADED); + }); + this.resultVisible = true; + } + } + static off() { + if (this.resultVisible) { + results.innerHTML = ''; + if (hints.classList.contains(UNLOADED)) { + hints.classList.remove(UNLOADED); + } + resultWrapper.classList.add(UNLOADED); + content.forEach(el => { + el.classList.remove(UNLOADED); + }); + input.textContent = ''; + this.resultVisible = false; + } + } + } + _defineProperty(ResultSwitch, "resultVisible", false); + function isMobileView() { + return btnCancel.classList.contains(LOADED); + } + function displaySearch() { + btnSearchTrigger.addEventListener('click', () => { + MobileSearchBar.on(); + ResultSwitch.on(); + input.focus(); + }); + btnCancel.addEventListener('click', () => { + MobileSearchBar.off(); + ResultSwitch.off(); + }); + input.addEventListener('focus', () => { + search.classList.add(FOCUS); + }); + input.addEventListener('focusout', () => { + search.classList.remove(FOCUS); + }); + input.addEventListener('input', () => { + if (input.value === '') { + if (isMobileView()) { + hints.classList.remove(UNLOADED); + } else { + ResultSwitch.off(); + } + } else { + ResultSwitch.on(); + if (isMobileView()) { + hints.classList.add(UNLOADED); + } + } + }); + } + + function initTopbar() { + displaySearch(); + } + + /** + * -------------------------------------------------------------------------- + * Bootstrap collapse.js + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) + * -------------------------------------------------------------------------- + */ + + + /** + * Constants + */ + + const NAME = 'collapse'; + const DATA_KEY = 'bs.collapse'; + const EVENT_KEY = ".".concat(DATA_KEY); + const DATA_API_KEY = '.data-api'; + const EVENT_SHOW = "show".concat(EVENT_KEY); + const EVENT_SHOWN = "shown".concat(EVENT_KEY); + const EVENT_HIDE = "hide".concat(EVENT_KEY); + const EVENT_HIDDEN = "hidden".concat(EVENT_KEY); + const EVENT_CLICK_DATA_API = "click".concat(EVENT_KEY).concat(DATA_API_KEY); + const CLASS_NAME_SHOW = 'show'; + const CLASS_NAME_COLLAPSE = 'collapse'; + const CLASS_NAME_COLLAPSING = 'collapsing'; + const CLASS_NAME_COLLAPSED = 'collapsed'; + const CLASS_NAME_DEEPER_CHILDREN = ":scope .".concat(CLASS_NAME_COLLAPSE, " .").concat(CLASS_NAME_COLLAPSE); + const CLASS_NAME_HORIZONTAL = 'collapse-horizontal'; + const WIDTH = 'width'; + const HEIGHT = 'height'; + const SELECTOR_ACTIVES = '.collapse.show, .collapse.collapsing'; + const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]'; + const Default = { + parent: null, + toggle: true + }; + const DefaultType = { + parent: '(null|element)', + toggle: 'boolean' + }; + + /** + * Class definition + */ + + class Collapse extends BaseComponent { + constructor(element, config) { + super(element, config); + this._isTransitioning = false; + this._triggerArray = []; + const toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE); + for (const elem of toggleList) { + const selector = SelectorEngine.getSelectorFromElement(elem); + const filterElement = SelectorEngine.find(selector).filter(foundElement => foundElement === this._element); + if (selector !== null && filterElement.length) { + this._triggerArray.push(elem); + } + } + this._initializeChildren(); + if (!this._config.parent) { + this._addAriaAndCollapsedClass(this._triggerArray, this._isShown()); + } + if (this._config.toggle) { + this.toggle(); + } + } + + // Getters + static get Default() { + return Default; + } + static get DefaultType() { + return DefaultType; + } + static get NAME() { + return NAME; + } + + // Public + toggle() { + if (this._isShown()) { + this.hide(); + } else { + this.show(); + } + } + show() { + if (this._isTransitioning || this._isShown()) { + return; + } + let activeChildren = []; + + // find active children + if (this._config.parent) { + activeChildren = this._getFirstLevelChildren(SELECTOR_ACTIVES).filter(element => element !== this._element).map(element => Collapse.getOrCreateInstance(element, { + toggle: false + })); + } + if (activeChildren.length && activeChildren[0]._isTransitioning) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_SHOW); + if (startEvent.defaultPrevented) { + return; + } + for (const activeInstance of activeChildren) { + activeInstance.hide(); + } + const dimension = this._getDimension(); + this._element.classList.remove(CLASS_NAME_COLLAPSE); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.style[dimension] = 0; + this._addAriaAndCollapsedClass(this._triggerArray, true); + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + this._element.style[dimension] = ''; + EventHandler.trigger(this._element, EVENT_SHOWN); + }; + const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1); + const scrollSize = "scroll".concat(capitalizedDimension); + this._queueCallback(complete, this._element, true); + this._element.style[dimension] = "".concat(this._element[scrollSize], "px"); + } + hide() { + if (this._isTransitioning || !this._isShown()) { + return; + } + const startEvent = EventHandler.trigger(this._element, EVENT_HIDE); + if (startEvent.defaultPrevented) { + return; + } + const dimension = this._getDimension(); + this._element.style[dimension] = "".concat(this._element.getBoundingClientRect()[dimension], "px"); + reflow(this._element); + this._element.classList.add(CLASS_NAME_COLLAPSING); + this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW); + for (const trigger of this._triggerArray) { + const element = SelectorEngine.getElementFromSelector(trigger); + if (element && !this._isShown(element)) { + this._addAriaAndCollapsedClass([trigger], false); + } + } + this._isTransitioning = true; + const complete = () => { + this._isTransitioning = false; + this._element.classList.remove(CLASS_NAME_COLLAPSING); + this._element.classList.add(CLASS_NAME_COLLAPSE); + EventHandler.trigger(this._element, EVENT_HIDDEN); + }; + this._element.style[dimension] = ''; + this._queueCallback(complete, this._element, true); + } + _isShown() { + let element = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._element; + return element.classList.contains(CLASS_NAME_SHOW); + } + + // Private + _configAfterMerge(config) { + config.toggle = Boolean(config.toggle); // Coerce string values + config.parent = getElement(config.parent); + return config; + } + _getDimension() { + return this._element.classList.contains(CLASS_NAME_HORIZONTAL) ? WIDTH : HEIGHT; + } + _initializeChildren() { + if (!this._config.parent) { + return; + } + const children = this._getFirstLevelChildren(SELECTOR_DATA_TOGGLE); + for (const element of children) { + const selected = SelectorEngine.getElementFromSelector(element); + if (selected) { + this._addAriaAndCollapsedClass([element], this._isShown(selected)); + } + } + } + _getFirstLevelChildren(selector) { + const children = SelectorEngine.find(CLASS_NAME_DEEPER_CHILDREN, this._config.parent); + // remove children if greater depth + return SelectorEngine.find(selector, this._config.parent).filter(element => !children.includes(element)); + } + _addAriaAndCollapsedClass(triggerArray, isOpen) { + if (!triggerArray.length) { + return; + } + for (const element of triggerArray) { + element.classList.toggle(CLASS_NAME_COLLAPSED, !isOpen); + element.setAttribute('aria-expanded', isOpen); + } + } + + // Static + static jQueryInterface(config) { + const _config = {}; + if (typeof config === 'string' && /show|hide/.test(config)) { + _config.toggle = false; + } + return this.each(function () { + const data = Collapse.getOrCreateInstance(this, _config); + if (typeof config === 'string') { + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"".concat(config, "\"")); + } + data[config](); + } + }); + } + } + + /** + * Data API implementation + */ + + EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) { + // preventDefault only for elements (which change the URL) not inside the collapsible element + if (event.target.tagName === 'A' || event.delegateTarget && event.delegateTarget.tagName === 'A') { + event.preventDefault(); + } + for (const element of SelectorEngine.getMultipleElementsFromSelector(this)) { + Collapse.getOrCreateInstance(element, { + toggle: false + }).toggle(); + } + }); + + /** + * jQuery + */ + + defineJQueryPlugin(Collapse); + + /** + * Tab 'Categories' expand/close effect. + */ + + document.getElementsByClassName('collapse'); + + /** + * Clipboard functions + * + * Dependencies: + * clipboard.js (https://github.com/zenorocha/clipboard.js) + */ + + const clipboardSelector = '.code-header>button'; + const ICON_DEFAULT = 'far fa-clipboard'; + const ICON_SUCCESS = 'fas fa-check'; + const ATTR_TIMEOUT = 'timeout'; + const ATTR_TITLE_SUCCEED = 'data-title-succeed'; + const ATTR_TITLE_ORIGIN = 'data-bs-original-title'; + const TIMEOUT = 2000; // in milliseconds + + function isLocked(node) { + if (node.hasAttribute(ATTR_TIMEOUT)) { + let timeout = node.getAttribute(ATTR_TIMEOUT); + if (Number(timeout) > Date.now()) { + return true; + } + } + return false; + } + function lock(node) { + node.setAttribute(ATTR_TIMEOUT, Date.now() + TIMEOUT); + } + function unlock(node) { + node.removeAttribute(ATTR_TIMEOUT); + } + function showTooltip(btn) { + const succeedTitle = btn.getAttribute(ATTR_TITLE_SUCCEED); + btn.setAttribute(ATTR_TITLE_ORIGIN, succeedTitle); + Tooltip.getInstance(btn).show(); + } + function hideTooltip(btn) { + Tooltip.getInstance(btn).hide(); + btn.removeAttribute(ATTR_TITLE_ORIGIN); + } + function setSuccessIcon(btn) { + const icon = btn.children[0]; + icon.setAttribute('class', ICON_SUCCESS); + } + function resumeIcon(btn) { + const icon = btn.children[0]; + icon.setAttribute('class', ICON_DEFAULT); + } + function setCodeClipboard() { + const clipboardList = document.querySelectorAll(clipboardSelector); + if (clipboardList.length === 0) { + return; + } + + // Initial the clipboard.js object + const clipboard = new ClipboardJS(clipboardSelector, { + target: trigger => { + const codeBlock = trigger.parentNode.nextElementSibling; + return codeBlock.querySelector('code .rouge-code'); + } + }); + [...clipboardList].map(elem => new Tooltip(elem, { + placement: 'left' + })); + clipboard.on('success', e => { + const trigger = e.trigger; + e.clearSelection(); + if (isLocked(trigger)) { + return; + } + setSuccessIcon(trigger); + showTooltip(trigger); + lock(trigger); + setTimeout(() => { + hideTooltip(trigger); + resumeIcon(trigger); + unlock(trigger); + }, TIMEOUT); + }); + } + function setLinkClipboard() { + const btnCopyLink = document.getElementById('copy-link'); + if (btnCopyLink === null) { + return; + } + btnCopyLink.addEventListener('click', e => { + const target = e.target; + if (isLocked(target)) { + return; + } + + // Copy URL to clipboard + navigator.clipboard.writeText(window.location.href).then(() => { + const defaultTitle = target.getAttribute(ATTR_TITLE_ORIGIN); + const succeedTitle = target.getAttribute(ATTR_TITLE_SUCCEED); + + // Switch tooltip title + target.setAttribute(ATTR_TITLE_ORIGIN, succeedTitle); + Tooltip.getInstance(target).show(); + lock(target); + setTimeout(() => { + target.setAttribute(ATTR_TITLE_ORIGIN, defaultTitle); + unlock(target); + }, TIMEOUT); + }); + }); + btnCopyLink.addEventListener('mouseleave', e => { + Tooltip.getInstance(e.target).hide(); + }); + } + function initClipboard() { + setCodeClipboard(); + setLinkClipboard(); + } + + /** + * Setting up image lazy loading and LQIP switching + */ + + const ATTR_DATA_SRC = 'data-src'; + const ATTR_DATA_LQIP = 'data-lqip'; + const cover = { + SHIMMER: 'shimmer', + BLUR: 'blur' + }; + function removeCover(clzss) { + this.parentElement.classList.remove(clzss); + } + function handleImage() { + if (!this.complete) { + return; + } + if (this.hasAttribute(ATTR_DATA_LQIP)) { + removeCover.call(this, cover.BLUR); + } else { + removeCover.call(this, cover.SHIMMER); + } + } + + /** + * Switches the LQIP with the real image URL. + */ + function switchLQIP() { + const src = this.getAttribute(ATTR_DATA_SRC); + this.setAttribute('src', encodeURI(src)); + this.removeAttribute(ATTR_DATA_SRC); + } + function loadImg() { + const images = document.querySelectorAll('article img'); + if (images.length === 0) { + return; + } + images.forEach(img => { + img.addEventListener('load', handleImage); + }); + + // Images loaded from the browser cache do not trigger the 'load' event + document.querySelectorAll('article img[loading="lazy"]').forEach(img => { + if (img.complete) { + removeCover.call(img, cover.SHIMMER); + } + }); + + // LQIPs set by the data URI or WebP will not trigger the 'load' event, + // so manually convert the URI to the URL of a high-resolution image. + const lqips = document.querySelectorAll("article img[".concat(ATTR_DATA_LQIP, "=\"true\"]")); + if (lqips.length) { + lqips.forEach(lqip => { + switchLQIP.call(lqip); + }); + } + } + + /** + * Set up image popup + * + * Dependencies: https://github.com/biati-digital/glightbox + */ + + const IMG_CLASS = 'popup'; + function imgPopup() { + if (document.getElementsByClassName(IMG_CLASS).length === 0) { + return; + } + GLightbox({ + selector: ".".concat(IMG_CLASS) + }); + } + + /** + * Update month/day to locale datetime + * + * Requirement: + */ + + /* A tool for locale datetime */ + class LocaleHelper { + static get attrTimestamp() { + return 'data-ts'; + } + static get attrDateFormat() { + return 'data-df'; + } + static get locale() { + return document.documentElement.getAttribute('lang').substring(0, 2); + } + static getTimestamp(elem) { + return Number(elem.getAttribute(this.attrTimestamp)); // unix timestamp + } + static getDateFormat(elem) { + return elem.getAttribute(this.attrDateFormat); + } + } + function initLocaleDatetime() { + dayjs.locale(LocaleHelper.locale); + dayjs.extend(window.dayjs_plugin_localizedFormat); + document.querySelectorAll("[".concat(LocaleHelper.attrTimestamp, "]")).forEach(elem => { + const date = dayjs.unix(LocaleHelper.getTimestamp(elem)); + const text = date.format(LocaleHelper.getDateFormat(elem)); + elem.textContent = text; + elem.removeAttribute(LocaleHelper.attrTimestamp); + elem.removeAttribute(LocaleHelper.attrDateFormat); + + // setup tooltips + if (elem.hasAttribute('data-bs-toggle') && elem.getAttribute('data-bs-toggle') === 'tooltip') { + // see: https://day.js.org/docs/en/display/format#list-of-localized-formats + const tooltipText = date.format('llll'); + elem.setAttribute('data-bs-title', tooltipText); + } + }); + } + + function toc() { + if (document.querySelector('main h2, main h3')) { + // see: https://github.com/tscanlin/tocbot#usage + tocbot.init({ + tocSelector: '#toc', + contentSelector: '.content', + ignoreSelector: '[data-toc-skip]', + headingSelector: 'h2, h3, h4', + orderedList: false, + scrollSmooth: false + }); + document.getElementById('toc-wrapper').classList.remove('d-none'); + } + } + + loadImg(); + toc(); + imgPopup(); + initSidebar(); + initLocaleDatetime(); + initClipboard(); + initTopbar(); + basic(); + +})(); +//# sourceMappingURL=post.min.js.map