[AAE-11496] Move 'content-plugin' to projects folder as 'aca-content' (#2817)

* [AAE-11496] Move content-plugin to projects

* Fix unit test

projects/aca-content/src/lib/components/sidenav/directives/active-link.directive.ts

@@ -0,0 +1,87 @@
+/*!
+ * @license
+ * Alfresco Example Content Application
+ *
+ * Copyright (C) 2005 - 2020 Alfresco Software Limited
+ *
+ * This file is part of the Alfresco Example Content Application.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * The Alfresco Example Content Application is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * The Alfresco Example Content Application is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import { Directive, OnInit, Input, ElementRef, Renderer2, ContentChildren, QueryList, AfterContentInit, Optional } from '@angular/core';
+import { Router, NavigationEnd } from '@angular/router';
+import { filter, takeUntil } from 'rxjs/operators';
+import { Subject } from 'rxjs';
+import { ActionDirective } from './action.directive';
+
+@Directive({
+  selector: '[acaActiveLink]',
+  exportAs: 'acaActiveLink'
+})
+export class ActiveLinkDirective implements OnInit, AfterContentInit {
+  @Input() acaActiveLink;
+  @ContentChildren(ActionDirective, { descendants: true })
+  links: QueryList<ActionDirective>;
+  isLinkActive = false;
+
+  private onDestroy$: Subject<boolean> = new Subject<boolean>();
+
+  constructor(private router: Router, private element: ElementRef, private renderer: Renderer2, @Optional() private action?: ActionDirective) {}
+
+  ngOnInit() {
+    this.router.events
+      .pipe(
+        filter((event) => event instanceof NavigationEnd),
+        takeUntil(this.onDestroy$)
+      )
+      .subscribe((event: NavigationEnd) => {
+        this.update(event.urlAfterRedirects);
+      });
+  }
+
+  private update(url: string) {
+    if (this.action) {
+      const itemUrl = this.resolveUrl(this.action);
+      this.render(url, itemUrl);
+    }
+
+    this.links.map((item) => {
+      const itemUrl = this.resolveUrl(item);
+      this.render(url, itemUrl);
+    });
+  }
+
+  private render(routerUrl: string, actionUrl: string) {
+    if (routerUrl && routerUrl.substring(1).startsWith(actionUrl)) {
+      this.isLinkActive = true;
+      this.renderer.addClass(this.element.nativeElement, this.acaActiveLink);
+    } else {
+      this.isLinkActive = false;
+      this.renderer.removeClass(this.element.nativeElement, this.acaActiveLink);
+    }
+  }
+
+  ngAfterContentInit() {
+    this.links.changes.subscribe(() => this.update(this.router.url));
+    this.update(this.router.url);
+  }
+
+  private resolveUrl(item): string {
+    return (item.action && item.action.click && item.action.click.payload) || item.action.route;
+  }
+}