58522: implemented delete for coll and comms

src/app/shared/comcol-forms/delete-comcol-page/delete-comcol-page.component.ts

@@ -0,0 +1,71 @@
+import { Component, OnInit } from '@angular/core';
+import { Observable } from 'rxjs';
+import { RouteService } from '../../services/route.service';
+import { ActivatedRoute, Router } from '@angular/router';
+import { RemoteData } from '../../../core/data/remote-data';
+import { isNotUndefined } from '../../empty.util';
+import { first, map } from 'rxjs/operators';
+import { getSucceededRemoteData } from '../../../core/shared/operators';
+import { DataService } from '../../../core/data/data.service';
+import { NormalizedDSpaceObject } from '../../../core/cache/models/normalized-dspace-object.model';
+import { DSpaceObject } from '../../../core/shared/dspace-object.model';
+import { NotificationsService } from '../../notifications/notifications.service';
+import { TranslateService } from '@ngx-translate/core';
+
+/**
+ * Component representing the edit page for communities and collections
+ */
+@Component({
+  selector: 'ds-delete-comcol',
+  template: ''
+})
+export class DeleteComColPageComponent<TDomain extends DSpaceObject, TNormalized extends NormalizedDSpaceObject> implements OnInit {
+  /**
+   * Frontend endpoint where for this type of DSP
+   */
+  protected frontendURL: string;
+  /**
+   * The initial DSO object
+   */
+  public dsoRD$: Observable<RemoteData<TDomain>>;
+
+  public constructor(
+    protected dsoDataService: DataService<TNormalized, TDomain>,
+    protected router: Router,
+    protected route: ActivatedRoute,
+    protected notifications: NotificationsService,
+    protected translate: TranslateService
+  ) {
+  }
+
+  ngOnInit(): void {
+    this.dsoRD$ = this.route.data.pipe(first(), map((data) => data.dso));
+  }
+
+  /**
+   * @param {TDomain} dso The DSO to delete
+   * Deletes an existing DSO and redirects to the home page afterwards
+   */
+  onConfirm(dso: TDomain) {
+    this.dsoDataService.delete(dso)
+      .pipe(first())
+      .subscribe((success: boolean) => {
+        if (success) {
+          const successMessage = this.translate.instant(dso.type + '.delete.notification.success');
+          this.notifications.success(successMessage)
+        } else {
+          const errorMessage = this.translate.instant(dso.type + '.delete.notification.fail');
+          this.notifications.error(errorMessage)
+        }
+        this.router.navigate(['/']);
+      });
+  }
+
+  /**
+   * @param {TDomain} dso The DSO for which the delete action was canceled
+   * When a delete is canceled, the user is redirected to the DSO's edit page
+   */
+  onCancel(dso: TDomain) {
+    this.router.navigate([this.frontendURL + '/' + dso.uuid + '/edit']);
+  }
+}