mirror of
https://github.com/Alfresco/alfresco-content-app.git
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88 lines
3.1 KiB
TypeScript
88 lines
3.1 KiB
TypeScript
/*!
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* @license
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* Alfresco Example Content Application
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*
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* Copyright (C) 2005 - 2020 Alfresco Software Limited
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*
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* This file is part of the Alfresco Example Content Application.
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* If the software was purchased under a paid Alfresco license, the terms of
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* the paid license agreement will prevail. Otherwise, the software is
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* provided under the following open source license terms:
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*
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* The Alfresco Example Content Application is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* The Alfresco Example Content Application is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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import { Directive, OnInit, Input, ElementRef, Renderer2, ContentChildren, QueryList, AfterContentInit, Optional } from '@angular/core';
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import { Router, NavigationEnd } from '@angular/router';
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import { filter, takeUntil } from 'rxjs/operators';
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import { Subject } from 'rxjs';
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import { ActionDirective } from './action.directive';
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@Directive({
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selector: '[acaActiveLink]',
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exportAs: 'acaActiveLink'
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})
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export class ActiveLinkDirective implements OnInit, AfterContentInit {
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@Input() acaActiveLink;
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@ContentChildren(ActionDirective, { descendants: true })
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links: QueryList<ActionDirective>;
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isLinkActive = false;
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private onDestroy$: Subject<boolean> = new Subject<boolean>();
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constructor(private router: Router, private element: ElementRef, private renderer: Renderer2, @Optional() private action?: ActionDirective) {}
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ngOnInit() {
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this.router.events
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.pipe(
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filter((event) => event instanceof NavigationEnd),
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takeUntil(this.onDestroy$)
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)
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.subscribe((event: NavigationEnd) => {
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this.update(event.urlAfterRedirects);
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});
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}
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private update(url: string) {
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if (this.action) {
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const itemUrl = this.resolveUrl(this.action);
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this.render(url, itemUrl);
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}
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this.links.map((item) => {
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const itemUrl = this.resolveUrl(item);
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this.render(url, itemUrl);
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});
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}
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private render(routerUrl: string, actionUrl: string) {
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if (routerUrl && routerUrl.substring(1).startsWith(actionUrl)) {
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this.isLinkActive = true;
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this.renderer.addClass(this.element.nativeElement, this.acaActiveLink);
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} else {
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this.isLinkActive = false;
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this.renderer.removeClass(this.element.nativeElement, this.acaActiveLink);
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}
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}
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ngAfterContentInit() {
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this.links.changes.subscribe(() => this.update(this.router.url));
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this.update(this.router.url);
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}
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private resolveUrl(item): string {
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return (item.action && item.action.click && item.action.click.payload) || item.action.route;
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}
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}
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