113938: Added missing comcol structure to workspace/workflow item breadcrumbs

src/app/core/submission/submission-parent-breadcrumb.service.ts

@@ -0,0 +1,59 @@
+import { BreadcrumbsProviderService } from '../breadcrumbs/breadcrumbsProviderService';
+import { Injectable } from '@angular/core';
+import { Observable, switchMap, combineLatest, of as observableOf } from 'rxjs';
+import { Breadcrumb } from '../../breadcrumbs/breadcrumb/breadcrumb.model';
+import { getFirstCompletedRemoteData, getRemoteDataPayload } from '../shared/operators';
+import { Collection } from '../shared/collection.model';
+import { DSONameService } from '../breadcrumbs/dso-name.service';
+import { SubmissionObject } from './models/submission-object.model';
+import { RemoteData } from '../data/remote-data';
+import { DSOBreadcrumbsService } from '../breadcrumbs/dso-breadcrumbs.service';
+import { getDSORoute } from '../../app-routing-paths';
+import { SubmissionService } from '../../submission/submission.service';
+import { CollectionDataService } from '../data/collection-data.service';
+import { hasValue } from '../../shared/empty.util';
+
+/**
+ * Service to calculate the parent {@link DSpaceObject} breadcrumbs for a {@link SubmissionObject}
+ */
+@Injectable()
+export class SubmissionParentBreadcrumbsService implements BreadcrumbsProviderService<SubmissionObject> {
+
+  constructor(
+    protected dsoNameService: DSONameService,
+    protected dsoBreadcrumbsService: DSOBreadcrumbsService,
+    protected submissionService: SubmissionService,
+    protected collectionService: CollectionDataService,
+  ) {
+  }
+
+  /**
+   * Creates the parent breadcrumb structure for {@link SubmissionObject}s. It also automatically recreates the
+   * parent breadcrumb structure when you change a {@link SubmissionObject}'s by dispatching a
+   * {@link ChangeSubmissionCollectionAction}.
+   *
+   * @param submissionObject The {@link SubmissionObject} for which the parent breadcrumb structure needs to be created
+   */
+  getBreadcrumbs(submissionObject: SubmissionObject): Observable<Breadcrumb[]> {
+    return combineLatest([
+      (submissionObject.collection as Observable<RemoteData<Collection>>).pipe(
+        getFirstCompletedRemoteData(),
+        getRemoteDataPayload(),
+      ),
+      this.submissionService.getSubmissionCollectionId(submissionObject.id),
+    ]).pipe(
+      switchMap(([collection, latestCollectionId]: [Collection, string]) => {
+        if (hasValue(latestCollectionId)) {
+          return this.collectionService.findById(latestCollectionId).pipe(
+            getFirstCompletedRemoteData(),
+            getRemoteDataPayload(),
+          );
+        } else {
+          return observableOf(collection);
+        }
+      }),
+      switchMap((collection: Collection) => this.dsoBreadcrumbsService.getBreadcrumbs(collection, getDSORoute(collection))),
+    );
+  }
+
+}