design-angular-kit
Version:
Un toolkit Angular conforme alle linee guida di design per i servizi web della PA
112 lines • 24.2 kB
JavaScript
import { ChangeDetectionStrategy, Component, EventEmitter, Input, Output } from '@angular/core';
import { debounceTime, distinctUntilChanged, map, Observable, of, switchMap } from 'rxjs';
import { AsyncPipe, NgTemplateOutlet } from '@angular/common';
import { ReactiveFormsModule } from '@angular/forms';
import { ItIconComponent } from '../../utils/icon/icon.component';
import { ItMarkMatchingTextPipe } from '../../../pipes/mark-matching-text.pipe';
import { ItAbstractFormComponent } from '../../../abstracts/abstract-form.component';
import { inputToBoolean } from '../../../utils/coercion';
import * as i0 from "@angular/core";
import * as i1 from "@angular/forms";
export class ItAutocompleteComponent extends ItAbstractFormComponent {
constructor() {
super(...arguments);
/**
* Time span [ms] has passed without another source emission, to delay data filtering.
* Useful when the user is typing multiple letters
* @default 300 [ms]
*/
this.debounceTime = 300;
/**
* The input placeholder
*/
this.placeholder = '';
/**
* The input label even get labelWaria icon
*/
this.labelWaria = undefined;
/**
* Show the label
*/
this.forceShowLabel = true;
/**
* Fired when the Autocomplete Item has been selected
*/
this.autocompleteSelectedEvent = new EventEmitter();
this.showAutocompletion = false;
/** Observable da cui vengono emessi i risultati dell'auto completamento */
this.autocompleteResults$ = new Observable();
}
ngOnInit() {
super.ngOnInit();
this.autocompleteResults$ = this.getAutocompleteResults$();
}
/**
* Create the autocomplete list
*/
getAutocompleteResults$() {
return this.control.valueChanges.pipe(debounceTime(this.debounceTime), // Delay filter data after time span has passed without another source emission, useful when the user is typing multiple letters
distinctUntilChanged(), // Only if searchValue is distinct in comparison to the last value
switchMap(searchedValue => {
if (!this.autocompleteData) {
return of({
searchedValue,
relatedEntries: [],
});
}
const autoCompleteData$ = Array.isArray(this.autocompleteData) ? of(this.autocompleteData) : this.autocompleteData(searchedValue);
return autoCompleteData$.pipe(map(autocompleteData => {
if (!searchedValue || typeof searchedValue === 'number') {
return { searchedValue, relatedEntries: [] };
}
const lowercaseValue = searchedValue.toLowerCase();
const relatedEntries = autocompleteData.filter(item => item.value?.toLowerCase().includes(lowercaseValue));
return { searchedValue, relatedEntries };
}));
}));
}
onEntryClick(entry, event) {
// Se non è stato definito un link associato all'elemento dell'autocomplete, probabilmente il desiderata
// non è effettuare la navigazione al default '#', pertanto in tal caso meglio annullare la navigazione.
if (!entry.link) {
event.preventDefault();
}
this.autocompleteSelectedEvent.next(entry);
this.control.setValue(entry.value);
this.showAutocompletion = false;
}
autocompleteItemTrackByValueFn(index, item) {
return item.value;
}
onKeyDown() {
this.showAutocompletion = true;
}
get isActiveLabel() {
const value = this.control.value;
return this.forceShowLabel && (!!value || !!this.placeholder);
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.0.6", ngImport: i0, type: ItAutocompleteComponent, deps: null, target: i0.ɵɵFactoryTarget.Component }); }
static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "17.0.0", version: "18.0.6", type: ItAutocompleteComponent, isStandalone: true, selector: "it-autocomplete", inputs: { autocompleteData: "autocompleteData", big: ["big", "big", inputToBoolean], debounceTime: "debounceTime", placeholder: "placeholder", labelWaria: "labelWaria", forceShowLabel: ["forceShowLabel", "forceShowLabel", inputToBoolean] }, outputs: { autocompleteSelectedEvent: "autocompleteSelectedEvent" }, usesInheritance: true, ngImport: i0, template: "<div class=\"form-group\" [class.autocomplete-wrapper-big]=\"big\">\n @if (label) {\n <label [for]=\"id\" [class.visually-hidden]=\"!isActiveLabel\" [class.active]=\"isActiveLabel\">\n {{ label }}\n </label>\n }\n\n <input\n [id]=\"id\"\n type=\"search\"\n class=\"autocomplete form-control\"\n [placeholder]=\"placeholder\"\n [formControl]=\"control\"\n [class.is-invalid]=\"isInvalid\"\n [class.is-valid]=\"isValid\"\n (blur)=\"markAsTouched()\"\n (keydown)=\"onKeyDown()\" />\n\n <span class=\"autocomplete-icon\" aria-hidden=\"true\">\n <it-icon [labelWaria]=\"labelWaria\" name=\"search\" size=\"sm\"></it-icon>\n </span>\n\n @if (autocompleteResults$ | async; as autocomplete) {\n <ul class=\"autocomplete-list\" [class.autocomplete-list-show]=\"autocomplete.relatedEntries?.length && showAutocompletion\">\n @for (entry of autocomplete.relatedEntries; track autocompleteItemTrackByValueFn($index, entry)) {\n <li>\n <a [href]=\"entry.link\" (click)=\"onEntryClick(entry, $event)\">\n @if (entry.avatarSrcPath) {\n <div class=\"avatar size-sm\">\n <img [src]=\"entry.avatarSrcPath\" [alt]=\"entry.avatarAltText\" />\n </div>\n }\n @if (entry.icon) {\n <it-icon [name]=\"entry.icon\" size=\"sm\"></it-icon>\n }\n <span class=\"autocomplete-list-text\">\n <span [innerHTML]=\"entry.value | itMarkMatchingText: autocomplete.searchedValue\"></span>\n @if (entry.label) {\n <em>{{ entry.label }}</em>\n }\n </span>\n </a>\n </li>\n }\n </ul>\n }\n\n @if (isInvalid) {\n <div class=\"form-feedback just-validate-error-label\" [id]=\"id + '-error'\">\n <div #customError>\n <ng-content select=\"[error]\"></ng-content>\n </div>\n @if (!customError.hasChildNodes()) {\n {{ invalidMessage | async }}\n }\n </div>\n }\n</div>\n", dependencies: [{ kind: "pipe", type: AsyncPipe, name: "async" }, { kind: "component", type: ItIconComponent, selector: "it-icon", inputs: ["name", "size", "color", "padded", "svgClass", "title", "labelWaria"] }, { kind: "pipe", type: ItMarkMatchingTextPipe, name: "itMarkMatchingText" }, { kind: "ngmodule", type: ReactiveFormsModule }, { kind: "directive", type: i1.DefaultValueAccessor, selector: "input:not([type=checkbox])[formControlName],textarea[formControlName],input:not([type=checkbox])[formControl],textarea[formControl],input:not([type=checkbox])[ngModel],textarea[ngModel],[ngDefaultControl]" }, { kind: "directive", type: i1.NgControlStatus, selector: "[formControlName],[ngModel],[formControl]" }, { kind: "directive", type: i1.FormControlDirective, selector: "[formControl]", inputs: ["formControl", "disabled", "ngModel"], outputs: ["ngModelChange"], exportAs: ["ngForm"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.0.6", ngImport: i0, type: ItAutocompleteComponent, decorators: [{
type: Component,
args: [{ standalone: true, selector: 'it-autocomplete', imports: [AsyncPipe, ItIconComponent, ItMarkMatchingTextPipe, NgTemplateOutlet, ReactiveFormsModule], changeDetection: ChangeDetectionStrategy.OnPush, template: "<div class=\"form-group\" [class.autocomplete-wrapper-big]=\"big\">\n @if (label) {\n <label [for]=\"id\" [class.visually-hidden]=\"!isActiveLabel\" [class.active]=\"isActiveLabel\">\n {{ label }}\n </label>\n }\n\n <input\n [id]=\"id\"\n type=\"search\"\n class=\"autocomplete form-control\"\n [placeholder]=\"placeholder\"\n [formControl]=\"control\"\n [class.is-invalid]=\"isInvalid\"\n [class.is-valid]=\"isValid\"\n (blur)=\"markAsTouched()\"\n (keydown)=\"onKeyDown()\" />\n\n <span class=\"autocomplete-icon\" aria-hidden=\"true\">\n <it-icon [labelWaria]=\"labelWaria\" name=\"search\" size=\"sm\"></it-icon>\n </span>\n\n @if (autocompleteResults$ | async; as autocomplete) {\n <ul class=\"autocomplete-list\" [class.autocomplete-list-show]=\"autocomplete.relatedEntries?.length && showAutocompletion\">\n @for (entry of autocomplete.relatedEntries; track autocompleteItemTrackByValueFn($index, entry)) {\n <li>\n <a [href]=\"entry.link\" (click)=\"onEntryClick(entry, $event)\">\n @if (entry.avatarSrcPath) {\n <div class=\"avatar size-sm\">\n <img [src]=\"entry.avatarSrcPath\" [alt]=\"entry.avatarAltText\" />\n </div>\n }\n @if (entry.icon) {\n <it-icon [name]=\"entry.icon\" size=\"sm\"></it-icon>\n }\n <span class=\"autocomplete-list-text\">\n <span [innerHTML]=\"entry.value | itMarkMatchingText: autocomplete.searchedValue\"></span>\n @if (entry.label) {\n <em>{{ entry.label }}</em>\n }\n </span>\n </a>\n </li>\n }\n </ul>\n }\n\n @if (isInvalid) {\n <div class=\"form-feedback just-validate-error-label\" [id]=\"id + '-error'\">\n <div #customError>\n <ng-content select=\"[error]\"></ng-content>\n </div>\n @if (!customError.hasChildNodes()) {\n {{ invalidMessage | async }}\n }\n </div>\n }\n</div>\n" }]
}], propDecorators: { autocompleteData: [{
type: Input,
args: [{ required: true }]
}], big: [{
type: Input,
args: [{ transform: inputToBoolean }]
}], debounceTime: [{
type: Input
}], placeholder: [{
type: Input
}], labelWaria: [{
type: Input
}], forceShowLabel: [{
type: Input,
args: [{ transform: inputToBoolean }]
}], autocompleteSelectedEvent: [{
type: Output
}] } });
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{ ChangeDetectionStrategy, Component, EventEmitter, Input, OnInit, Output } from '@angular/core';\nimport { debounceTime, distinctUntilChanged, map, Observable, of, switchMap } from 'rxjs';\nimport { AsyncPipe, NgTemplateOutlet } from '@angular/common';\nimport { ReactiveFormsModule } from '@angular/forms';\nimport { ItIconComponent } from '../../utils/icon/icon.component';\nimport { ItMarkMatchingTextPipe } from '../../../pipes/mark-matching-text.pipe';\nimport { ItAbstractFormComponent } from '../../../abstracts/abstract-form.component';\nimport { AutocompleteItem } from '../../../interfaces/form';\nimport { inputToBoolean } from '../../../utils/coercion';\n\n@Component({\n  standalone: true,\n  selector: 'it-autocomplete',\n  templateUrl: './autocomplete.component.html',\n  imports: [AsyncPipe, ItIconComponent, ItMarkMatchingTextPipe, NgTemplateOutlet, ReactiveFormsModule],\n  changeDetection: ChangeDetectionStrategy.OnPush,\n})\nexport class ItAutocompleteComponent extends ItAbstractFormComponent<string | null | undefined> implements OnInit {\n  /**\n   * Indicates the list of searchable elements on which to base the input autocomplete system\n   * If you need to retrieve items via API, can pass a function of Observable\n   * @default undefined\n   */\n  @Input({ required: true }) autocompleteData!: Array<AutocompleteItem> | ((search?: string | null) => Observable<Array<AutocompleteItem>>);\n\n  /**\n   * To get a large version of Autocomplete\n   */\n  @Input({ transform: inputToBoolean }) big?: boolean;\n\n  /**\n   * Time span [ms] has passed without another source emission, to delay data filtering.\n   * Useful when the user is typing multiple letters\n   * @default 300 [ms]\n   */\n  @Input() debounceTime = 300;\n\n  /**\n   * The input placeholder\n   */\n  @Input() placeholder = '';\n\n  /**\n   * The input label even get labelWaria icon\n   */\n  @Input() labelWaria: string | undefined = undefined;\n\n  /**\n   * Show the label\n   */\n  @Input({ transform: inputToBoolean }) forceShowLabel: boolean = true;\n\n  /**\n   * Fired when the Autocomplete Item has been selected\n   */\n  @Output() autocompleteSelectedEvent: EventEmitter<AutocompleteItem> = new EventEmitter();\n\n  protected showAutocompletion = false;\n\n  /** Observable da cui vengono emessi i risultati dell'auto completamento */\n  protected autocompleteResults$: Observable<{\n    searchedValue: string | undefined | null;\n    relatedEntries: Array<AutocompleteItem>;\n  }> = new Observable();\n\n  override ngOnInit() {\n    super.ngOnInit();\n    this.autocompleteResults$ = this.getAutocompleteResults$();\n  }\n\n  /**\n   * Create the autocomplete list\n   */\n  private getAutocompleteResults$(): Observable<{\n    searchedValue: string | null | undefined;\n    relatedEntries: Array<AutocompleteItem>;\n  }> {\n    return this.control.valueChanges.pipe(\n      debounceTime(this.debounceTime), // Delay filter data after time span has passed without another source emission, useful when the user is typing multiple letters\n      distinctUntilChanged(), // Only if searchValue is distinct in comparison to the last value\n      switchMap(searchedValue => {\n        if (!this.autocompleteData) {\n          return of({\n            searchedValue,\n            relatedEntries: <Array<AutocompleteItem>>[],\n          });\n        }\n\n        const autoCompleteData$ = Array.isArray(this.autocompleteData) ? of(this.autocompleteData) : this.autocompleteData(searchedValue);\n        return autoCompleteData$.pipe(\n          map(autocompleteData => {\n            if (!searchedValue || typeof searchedValue === 'number') {\n              return { searchedValue, relatedEntries: [] };\n            }\n\n            const lowercaseValue = searchedValue.toLowerCase();\n            const relatedEntries = autocompleteData.filter(item => item.value?.toLowerCase().includes(lowercaseValue));\n\n            return { searchedValue, relatedEntries };\n          })\n        );\n      })\n    );\n  }\n\n  protected onEntryClick(entry: AutocompleteItem, event: Event) {\n    // Se non è stato definito un link associato all'elemento dell'autocomplete, probabilmente il desiderata\n    // non è effettuare la navigazione al default '#', pertanto in tal caso meglio annullare la navigazione.\n    if (!entry.link) {\n      event.preventDefault();\n    }\n\n    this.autocompleteSelectedEvent.next(entry);\n    this.control.setValue(entry.value);\n    this.showAutocompletion = false;\n  }\n\n  protected autocompleteItemTrackByValueFn(index: number, item: AutocompleteItem) {\n    return item.value;\n  }\n\n  protected onKeyDown() {\n    this.showAutocompletion = true;\n  }\n\n  protected get isActiveLabel(): boolean {\n    const value = this.control.value;\n    return this.forceShowLabel && (!!value || !!this.placeholder);\n  }\n}\n","<div class=\"form-group\" [class.autocomplete-wrapper-big]=\"big\">\n  @if (label) {\n    <label [for]=\"id\" [class.visually-hidden]=\"!isActiveLabel\" [class.active]=\"isActiveLabel\">\n      {{ label }}\n    </label>\n  }\n\n  <input\n    [id]=\"id\"\n    type=\"search\"\n    class=\"autocomplete form-control\"\n    [placeholder]=\"placeholder\"\n    [formControl]=\"control\"\n    [class.is-invalid]=\"isInvalid\"\n    [class.is-valid]=\"isValid\"\n    (blur)=\"markAsTouched()\"\n    (keydown)=\"onKeyDown()\" />\n\n  <span class=\"autocomplete-icon\" aria-hidden=\"true\">\n    <it-icon [labelWaria]=\"labelWaria\" name=\"search\" size=\"sm\"></it-icon>\n  </span>\n\n  @if (autocompleteResults$ | async; as autocomplete) {\n    <ul class=\"autocomplete-list\" [class.autocomplete-list-show]=\"autocomplete.relatedEntries?.length && showAutocompletion\">\n      @for (entry of autocomplete.relatedEntries; track autocompleteItemTrackByValueFn($index, entry)) {\n        <li>\n          <a [href]=\"entry.link\" (click)=\"onEntryClick(entry, $event)\">\n            @if (entry.avatarSrcPath) {\n              <div class=\"avatar size-sm\">\n                <img [src]=\"entry.avatarSrcPath\" [alt]=\"entry.avatarAltText\" />\n              </div>\n            }\n            @if (entry.icon) {\n              <it-icon [name]=\"entry.icon\" size=\"sm\"></it-icon>\n            }\n            <span class=\"autocomplete-list-text\">\n              <span [innerHTML]=\"entry.value | itMarkMatchingText: autocomplete.searchedValue\"></span>\n              @if (entry.label) {\n                <em>{{ entry.label }}</em>\n              }\n            </span>\n          </a>\n        </li>\n      }\n    </ul>\n  }\n\n  @if (isInvalid) {\n    <div class=\"form-feedback just-validate-error-label\" [id]=\"id + '-error'\">\n      <div #customError>\n        <ng-content select=\"[error]\"></ng-content>\n      </div>\n      @if (!customError.hasChildNodes()) {\n        {{ invalidMessage | async }}\n      }\n    </div>\n  }\n</div>\n"]}