[CST-5253] Fix view item button for workspace items in the mydspace results list

src/app/workspaceitems-edit-page/workspace-item-page.resolver.ts

@@ -0,0 +1,34 @@
+import { Injectable } from '@angular/core';
+import { ActivatedRouteSnapshot, Resolve, RouterStateSnapshot } from '@angular/router';
+import { Observable } from 'rxjs';
+import { RemoteData } from '../core/data/remote-data';
+import { followLink } from '../shared/utils/follow-link-config.model';
+import { WorkspaceitemDataService } from '../core/submission/workspaceitem-data.service';
+import { WorkflowItem } from '../core/submission/models/workflowitem.model';
+import { getFirstCompletedRemoteData } from '../core/shared/operators';
+
+/**
+ * This class represents a resolver that requests a specific workflow item before the route is activated
+ */
+@Injectable()
+export class WorkspaceItemPageResolver implements Resolve<RemoteData<WorkflowItem>> {
+  constructor(private workspaceItemService: WorkspaceitemDataService) {
+  }
+
+  /**
+   * Method for resolving a workflow item based on the parameters in the current route
+   * @param {ActivatedRouteSnapshot} route The current ActivatedRouteSnapshot
+   * @param {RouterStateSnapshot} state The current RouterStateSnapshot
+   * @returns Observable<<RemoteData<Item>> Emits the found workflow item based on the parameters in the current route,
+   * or an error if something went wrong
+   */
+  resolve(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<RemoteData<WorkflowItem>> {
+    return this.workspaceItemService.findById(route.params.id,
+      true,
+      false,
+      followLink('item'),
+    ).pipe(
+      getFirstCompletedRemoteData(),
+    );
+  }
+}