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feat: introduce Formly number field (quantity input with + and - butt…
…ons)
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35 changes: 35 additions & 0 deletions
35
src/app/shared/formly/types/number-field/number-field.component.html
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| <div class="counter-input"> | ||
| <button | ||
| type="button" | ||
| class="btn btn-link decrease-button" | ||
| (click)="decrease()" | ||
| [disabled]="cannotDecrease" | ||
| translate | ||
| tabindex="-1" | ||
| > | ||
| number.decrease.text | ||
| </button> | ||
| <button | ||
| type="button" | ||
| class="btn btn-link increase-button" | ||
| (click)="increase()" | ||
| [disabled]="cannotIncrease" | ||
| translate | ||
| tabindex="-1" | ||
| > | ||
| number.increase.text | ||
| </button> | ||
| <input | ||
| type="number" | ||
| [formControl]="formControl" | ||
| [formlyAttributes]="field" | ||
| class="form-control text-center" | ||
| [ngClass]="props.inputClass" | ||
| [attr.data-testing-id]="field.key" | ||
| pattern="[0-9]*" | ||
| [min]="props.min" | ||
| [max]="props.max" | ||
| [step]="props.step" | ||
| [attr.aria-label]="props.ariaLabel" | ||
| /> | ||
| </div> |
31 changes: 31 additions & 0 deletions
31
src/app/shared/formly/types/number-field/number-field.component.scss
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| .counter-input { | ||
| position: relative; | ||
|
|
||
| button { | ||
| position: absolute; | ||
| width: auto; | ||
| margin: 0; | ||
| } | ||
|
|
||
| .decrease-button { | ||
| left: 0; | ||
| } | ||
|
|
||
| .increase-button { | ||
| right: 0; | ||
| } | ||
|
|
||
| // https://www.w3schools.com/howto/howto_css_hide_arrow_number.asp | ||
|
|
||
| /* Chrome, Safari, Edge, Opera */ | ||
| input::-webkit-outer-spin-button, | ||
| input::-webkit-inner-spin-button { | ||
| margin: 0; | ||
| appearance: none; | ||
| } | ||
|
|
||
| /* Firefox */ | ||
| input[type='number'] { | ||
| appearance: textfield; | ||
| } | ||
| } |
41 changes: 41 additions & 0 deletions
41
src/app/shared/formly/types/number-field/number-field.component.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| import { ChangeDetectionStrategy, Component, OnInit } from '@angular/core'; | ||
| import { FieldType, FieldTypeConfig } from '@ngx-formly/core'; | ||
|
|
||
| /** | ||
| * Type for a number field | ||
| * | ||
| * @defaultWrappers form-field-horizontal & validation | ||
| */ | ||
| @Component({ | ||
| selector: 'ish-number-field', | ||
| templateUrl: './number-field.component.html', | ||
| styleUrls: ['./number-field.component.scss'], | ||
| changeDetection: ChangeDetectionStrategy.OnPush, | ||
| }) | ||
| export class NumberFieldComponent extends FieldType<FieldTypeConfig> implements OnInit { | ||
| cannotIncrease = false; | ||
| cannotDecrease = false; | ||
|
|
||
| ngOnInit(): void { | ||
| this.evaluateButtonDisabled(); | ||
| } | ||
|
|
||
| increase() { | ||
| this.formControl.setValue( | ||
| Number.parseInt(this.formControl.value) + (this.field.props.step ? this.field.props.step : 1) | ||
| ); | ||
| this.evaluateButtonDisabled(); | ||
| } | ||
|
|
||
| decrease() { | ||
| this.formControl.setValue( | ||
| Number.parseInt(this.formControl.value) - (this.field.props.step ? this.field.props.step : 1) | ||
| ); | ||
| this.evaluateButtonDisabled(); | ||
| } | ||
|
|
||
| private evaluateButtonDisabled() { | ||
| this.cannotDecrease = this.field.props.min && this.formControl.value <= this.field.props.min; | ||
| this.cannotIncrease = this.field.props.max && this.formControl.value >= this.field.props.max; | ||
| } | ||
| } |
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