64387: Upload bitstream component + Edit bitstream placeholder

src/app/core/data/bitstream-data.service.ts

@@ -0,0 +1,49 @@
+import { Injectable } from '@angular/core';
+import { DataService } from './data.service';
+import { Bitstream } from '../shared/bitstream.model';
+import { RequestService } from './request.service';
+import { RemoteDataBuildService } from '../cache/builders/remote-data-build.service';
+import { NormalizedObjectBuildService } from '../cache/builders/normalized-object-build.service';
+import { Store } from '@ngrx/store';
+import { CoreState } from '../core.reducers';
+import { BrowseService } from '../browse/browse.service';
+import { ObjectCacheService } from '../cache/object-cache.service';
+import { HALEndpointService } from '../shared/hal-endpoint.service';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+import { HttpClient } from '@angular/common/http';
+import { DSOChangeAnalyzer } from './dso-change-analyzer.service';
+import { FindAllOptions } from './request.models';
+import { Observable } from 'rxjs/internal/Observable';
+
+/**
+ * A service responsible for fetching/sending data from/to the REST API on the bitstreams endpoint
+ */
+@Injectable()
+export class BitstreamDataService extends DataService<Bitstream> {
+  protected linkPath = 'bitstreams';
+  protected forceBypassCache = false;
+
+  constructor(
+    protected requestService: RequestService,
+    protected rdbService: RemoteDataBuildService,
+    protected dataBuildService: NormalizedObjectBuildService,
+    protected store: Store<CoreState>,
+    protected bs: BrowseService,
+    protected objectCache: ObjectCacheService,
+    protected halService: HALEndpointService,
+    protected notificationsService: NotificationsService,
+    protected http: HttpClient,
+    protected comparator: DSOChangeAnalyzer<Bitstream>) {
+    super();
+  }
+
+  /**
+   * Get the endpoint for browsing bitstreams
+   * @param {FindAllOptions} options
+   * @param linkPath
+   * @returns {Observable<string>}
+   */
+  getBrowseEndpoint(options: FindAllOptions = {}, linkPath: string = this.linkPath): Observable<string> {
+    return this.halService.getEndpoint(linkPath);
+  }
+}