feat(dialog): adding styles for native dialog (#2772)

Styles for the dialog element, replacing ngb-modal.

---------

Co-authored-by: Alizé Debray <[email protected]>

.changeset/kind-buses-trade.md

@@ -0,0 +1,6 @@
+---
+'@swisspost/design-system-documentation': minor
+'@swisspost/design-system-styles': minor
+---
+
+Added styling support and documentation for the `<dialog>` element. The dialog will replace the current modal and notification overlay components coming from ng-bootstrap.

.changeset/popular-games-rush.md

@@ -0,0 +1,5 @@
+---
+'@swisspost/design-system-styles': patch
+---
+
+Deprecated the ng-bootstrap components Modal and Notification overlay in favor of the new Dialog component. The styles for these ng-bootstrap components will be removed in a future major version.

packages/documentation/cypress/snapshots/components/dialog.snapshot.ts

@@ -0,0 +1,7 @@
+describe('Dialog', () => {
+  it('default', () => {
+    cy.visit('/iframe.html?id=snapshots--dialog');
+    cy.get('dialog[open]', { timeout: 30000 }).should('be.visible');
+    cy.percySnapshot('Dialog', { widths: [1440] });
+  });
+});

packages/documentation/package.json

@@ -25,7 +25,7 @@
     "e2e:watch": "cypress open",
     "doctor": "storybook doctor",
     "snapshots": "percy exec -- cypress run --config-file ./cypress.snapshot.config.js --record --key 0995e768-43ec-42bd-a127-ff944a2ad8c9",
-    "lint": "eslint **/*.{js,ts,tsx,mdx}"
+    "lint": "eslint **/*.{ts,tsx,mdx}"
   },
   "dependencies": {
     "@swisspost/design-system-components": "workspace:9.0.0-next.1",

packages/documentation/src/stories/components/dialog/dialog.docs.mdx

@@ -0,0 +1,35 @@
+import { Canvas, Controls, Meta, Source } from '@storybook/blocks';
+import * as DialogStories from './dialog.stories';
+import JSFormData from './samples/js-form-data?raw';
+import StylesPackageImport from '@/shared/styles-package-import.mdx';
+
+<Meta of={DialogStories} />
+
+# Dialog
+
+<p className="lead">Communicate crucial information and request user action.</p>
+
+<Canvas sourceState="shown" of={DialogStories.Default} />
+<div className="hide-col-default">
+  <Controls of={DialogStories.Default} />
+</div>
+
+<StylesPackageImport components={['dialog']} />
+
+## Examples
+
+### Form dialog
+<Canvas sourceState="hidden" of={DialogStories.Form} />
+
+#### Using form data
+
+Register a `submit` event listener on the form. In the event handler, you have access to all the form field values inside the dialog. The dialog box closes when the form gets submitted.
+
+<Source
+  code={JSFormData}
+  language="typescript"
+/>
+
+### Custom content dialog
+The dialog can also contain arbitrary content.
+<Canvas sourceState="hidden" of={DialogStories.Custom} />

packages/documentation/src/stories/components/dialog/dialog.snapshot.stories.ts

@@ -0,0 +1,40 @@
+import meta, { Default } from './dialog.stories';
+import { html } from 'lit';
+import { bombArgs } from '@/utils';
+import type { Args, StoryContext, StoryObj } from '@storybook/web-components';
+
+const { id, ...metaWithoutId } = meta;
+
+export default {
+  ...metaWithoutId,
+  title: 'Snapshots',
+};
+
+type Story = StoryObj;
+
+export const Dialog: Story = {
+  render: (_args: Args, context: StoryContext) => {
+    return html`
+      <style>
+        dialog {
+          position: static;
+          margin: 0;
+          transition: none !important;
+        }
+      </style>
+      <div class="d-flex flex-wrap align-items-start gap-regular p-regular">
+        ${bombArgs({
+          backgroundColor: ['bg-white', 'bg-primary'],
+          size: context.argTypes.size.options,
+          icon: ['none', '1034'],
+          closeButton: [true, false],
+          content: [
+            'Content',
+            'Contentus momentus vero siteos et accusam iretea et justo. Contentus momentus vero siteos et accusam iretea et justo.',
+          ],
+          open: [true],
+        }).map((args: Args) => Default.render?.({ ...context.args, ...args }, context))}
+      </div>
+    `;
+  },
+};

packages/documentation/src/stories/components/dialog/dialog.stories.ts

@@ -0,0 +1,235 @@
+import { Args, Meta, StoryObj } from '@storybook/web-components';
+import { html, nothing } from 'lit-html';
+
+const meta: Meta = {
+  id: '562eac2b-6dc1-4007-ba8e-4e981cef0cbc',
+  title: 'Components/Dialog',
+  parameters: {
+    design: {
+      type: 'figma',
+      url: 'https://www.figma.com/design/xZ0IW0MJO0vnFicmrHiKaY/Components-Post?node-id=20215-22938&m=dev',
+    },
+  },
+  args: {
+    title: 'Dialog',
+    content: 'This is a dialog',
+    size: 'medium',
+    position: 'center',
+    icon: 'none',
+    backgroundColor: 'bg-white',
+    animation: 'pop-in',
+    closeButton: true,
+    open: false,
+  },
+  argTypes: {
+    title: {
+      name: 'Title',
+      description: 'Optional title',
+      control: 'text',
+      table: { category: 'Content' },
+    },
+    content: {
+      name: 'Content',
+      description: 'Dialog text',
+      control: 'text',
+      table: { category: 'Content' },
+    },
+    size: {
+      name: 'Size',
+      description: 'Max width of the dialog.',
+      control: {
+        type: 'radio',
+      },
+      options: ['small', 'medium', 'large'],
+      table: { category: 'Variant' },
+    },
+    position: {
+      name: 'Position',
+      description: 'Position of the dialog on the screen',
+      control: {
+        type: 'radio',
+      },
+      options: ['top', 'center', 'bottom'],
+      table: { category: 'Variant' },
+    },
+    animation: {
+      name: 'Animation',
+      description: 'Choose an animation effect for showing and hidding the dialog.',
+      control: 'radio',
+      options: ['pop-in', 'slide-in', 'none'],
+      table: { category: 'Variant' },
+    },
+    icon: {
+      name: 'Icon',
+      description: 'Display an icon in the dialog.',
+      control: {
+        type: 'select',
+        labels: {
+          none: 'None',
+          1034: '1034 (Info)',
+          2104: '2104 (Danger)',
+          2106: '2106 (Warning)',
+          2105: '2105 (Success)',
+        },
+      },
+      options: ['none', '1034', '2105', '2104', '2106'],
+      table: { category: 'Content' },
+    },
+    backgroundColor: {
+      name: 'Background color',
+      description: 'The background color of the dialog field',
+      control: {
+        type: 'select',
+      },
+      options: ['bg-white', 'bg-light', 'bg-primary'],
+      table: { category: 'Variant' },
+    },
+    closeButton: {
+      name: 'Close button',
+      description: 'Show a close button to dismiss the dialog',
+      control: 'boolean',
+      table: { category: 'Content' },
+    },
+    open: {
+      name: 'Default open',
+      description: 'Test property for snapshots',
+      control: 'boolean',
+      table: { disable: true },
+    },
+  },
+  decorators: [
+    story =>
+      html`<div>
+        <button
+          id="show-dialog-button"
+          class="btn btn-secondary"
+          onclick="this.nextElementSibling.showModal()"
+        >
+          Show dialog</button
+        >${story()}
+      </div>`,
+  ],
+};
+
+export default meta;
+
+const getHeader = (text: string) => {
+  return html`<h2>${text}</h2>`;
+};
+
+const getCloseButton = () => {
+  return html`<button class="btn btn-close">
+    <span class="visually-hidden">Close</span>
+  </button>`;
+};
+
+const getControls = () => {
+  return html`<button class="btn btn-primary">OK</button>
+    <button class="btn btn-secondary">Cancel</button>`;
+};
+
+const Template = {
+  render: (args: Args) => {
+    const header = getHeader(args.title);
+    const body = html`${args.content}`;
+    const controls = getControls();
+    const postDialogIcon =
+      args.icon && args.icon !== 'none'
+        ? html`<post-icon name="${args.icon}"></post-icon>`
+        : nothing;
+    const postDialogCloseButton = args.closeButton ? getCloseButton() : nothing;
+
+    // Don't declare default values or show empty containers
+    if (args.backgroundColor === 'bg-white') args.backgroundColor = nothing;
+    if (args.animation === 'pop-in') args.animation = nothing;
+    if (args.position === 'center') args.position = nothing;
+    if (args.size === 'medium') args.size = nothing;
+
+    return html`
+      <dialog
+        class="${args.backgroundColor}"
+        data-size="${args.size}"
+        data-position="${args.position}"
+        data-animation="${args.animation}"
+        open="${args.open || nothing}"
+      >
+        <form method="dialog" class="dialog-grid">
+          ${postDialogIcon}
+          <h3 class="dialog-header">${header}</h3>
+          <div class="dialog-body">${body}</div>
+          <div class="dialog-controls">${controls}</div>
+          ${postDialogCloseButton}
+        </form>
+      </dialog>
+    `;
+  },
+};
+
+const FormTemplate = {
+  ...Template,
+  render: (args: Args) => {
+    return html`
+      <dialog size="${args.size}">
+        <form
+          id="example-dialog-form"
+          method="dialog"
+          class="dialog-grid"
+          onsubmit="console.log(Object.fromEntries(new FormData(event.target)))"
+        >
+          <h3 class="dialog-header">Form example</h3>
+          <div class="dialog-body">
+            <div class="form-floating mt-3">
+              <input
+                id="example-dialog-text-field"
+                class="form-control form-control-lg"
+                type="text"
+                placeholder="Placeholder"
+                name="example-text-field"
+                required
+              />
+              <label class="form-label" for="example-dialog-text-field">Label</label>
+              <div class="form-text">
+                Hintus textus elare volare cantare hendrerit in vulputate velit esse molestie
+                consequat, vel illum dolore eu feugiat nulla facilisis.
+              </div>
+            </div>
+          </div>
+
+          <div class="dialog-controls">
+            <button class="btn btn-primary">Confirm</button>
+            <button class="btn btn-secondary" formnovalidate>Cancel</button>
+          </div>
+        </form>
+      </dialog>
+    `;
+  },
+};
+
+const CustomContentTemplate = {
+  ...Template,
+  render: () => {
+    return html`
+      <dialog>
+        <form method="dialog" onsubmit="console.log(event)" class="p-regular-r">
+          <h2>Custom content</h2>
+          <p>This is some other content, just placed inside the dialog.</p>
+          <button class="btn btn-primary">Ok</button>
+        </form>
+      </dialog>
+    `;
+  },
+};
+
+type Story = StoryObj;
+
+export const Default: Story = {
+  ...Template,
+};
+
+export const Form: Story = {
+  ...FormTemplate,
+};
+
+export const Custom: Story = {
+  ...CustomContentTemplate,
+};

packages/documentation/src/stories/components/dialog/samples/js-form-data.ts

@@ -0,0 +1,5 @@
+document.querySelector('#example-dialog-form')?.addEventListener('submit', event => {
+  if (!event.target) return;
+  const formData = Object.fromEntries(new FormData(event.target as HTMLFormElement)); // Object containing your form data
+  console.log(formData);
+});

packages/documentation/src/stories/components/modal/modal.docs.mdx

@@ -24,6 +24,10 @@ import modalBlocking from './modal-blocking.sample?raw';
 
 <NgbComponentAlert component="modal" />
 
+<div className="alert alert-warning mb-4">
+  This component is deprecated in favor of the <a href="/?path=/docs/562eac2b-6dc1-4007-ba8e-4e981cef0cbc--docs">dialog component</a>.
+</div>
+
 <ul>
   <li>
     <a href="#component-import" target="_self">Component Import</a>

packages/documentation/src/stories/components/modal/modal.stories.ts

@@ -4,7 +4,7 @@ import { MetaComponent } from '@root/types';
 
 const meta: MetaComponent = {
   id: '9a512414-84c5-473c-a7c8-a434eda9578d',
-  title: 'Components/Modal',
+  title: 'Components/Modal (deprecated)',
   tags: ['package:Angular'],
   parameters: {
     badges: [],

packages/documentation/src/stories/components/notification-overlay/notification-overlay.docs.mdx

@@ -20,6 +20,10 @@ import basicExampleAngular from './notification-overlay.sample.ts?raw';
 
 <p className="lead">Present the user with important information or a decision before continuing the workflow.</p>
 
+<div className="alert alert-warning mb-4">
+  This component is deprecated and will be removed in a future major version.
+</div>
+
 <ul>
   <li>
     <a href="#component-import" target="_self">Component Import</a>

packages/documentation/src/stories/components/notification-overlay/notification-overlay.stories.ts

@@ -3,7 +3,7 @@ import { MetaComponent } from '@root/types';
 
 const meta: MetaComponent = {
   id: 'aab3f0df-08ca-4e33-90eb-77ffda6528db',
-  title: 'Components/Notification Overlay',
+  title: 'Components/Notification Overlay (deprecated)',
   tags: ['package:Angular'],
   parameters: {
     badges: [],

packages/migrations/package.json

@@ -18,7 +18,7 @@
     "copy-files": "copyfiles -f LICENSE README.md package.json CONTRIBUTING.md CHANGELOG.md src/migrations.json dist",
     "build": "tsc -p tsconfig.json && pnpm copy-files",
     "clean": "rimraf dist",
-    "lint": "eslint **/*.{js,ts}"
+    "lint": "eslint **/*.ts"
   },
   "dependencies": {
     "@angular-devkit/core": "=15.0.4",