Revert "remove linked dataset filter functionality (to be added in a separate PR)"

This reverts commit 1e18539.

Author: omkar-ethz

scilog/src/app/logbook/widgets/scicat-viewer/scicat-viewer.component.html

@@ -12,11 +12,13 @@
       (selectionChange)="onDatasetSelect($event)"
       [value]="selectedDataset?.pid"
     >
-      @for (dataset of datasetSummary(); track dataset.pid) {
+      @for (dataset of filteredDatasetSummary(); track dataset.pid) {
         <mat-option [value]="dataset.pid">{{ dataset.datasetName }}</mat-option>
       }
     </mat-select></mat-form-field
   >
+  <mat-checkbox [(ngModel)]="showProposalLinked">Proposal-linked</mat-checkbox>
+  <mat-checkbox [(ngModel)]="showUserLinked">User-linked</mat-checkbox>
 </div>
 
 <div *ngIf="selectedDataset">

scilog/src/app/logbook/widgets/scicat-viewer/scicat-viewer.component.ts

@@ -54,6 +54,26 @@ export class ScicatViewerComponent implements OnInit {
   private proposalLinkedPids = new Set<string>();
   private userLinkedPids = signal<Set<string>>(new Set());
 
+  showProposalLinked = signal(false);
+  showUserLinked = signal(false);
+
+  filteredDatasetSummary = computed(() => {
+    const showProposalLinked = this.showProposalLinked();
+    const showUserLinked = this.showUserLinked();
+    if (!showProposalLinked && !showUserLinked) {
+      return this.datasetSummary();
+    }
+    return this.datasetSummary().filter((ds) => {
+      if (showProposalLinked && this.proposalLinkedPids.has(ds.pid)) {
+        return true;
+      }
+      if (showUserLinked && this.userLinkedPids().has(ds.pid)) {
+        return true;
+      }
+      return false;
+    });
+  });
+
   ngOnInit(): void {
     this.scicatService.getMyself().subscribe({
       next: (data: ScicatUser) => {
@@ -101,11 +121,8 @@ export class ScicatViewerComponent implements OnInit {
           }
         },
         error: (err) => {
-          console.error('Error fetching datasets or linked datasets', err);
-          this.snackbarService.showSnackbarMessage(
-            'Error fetching datasets or linked datasets',
-            'warning',
-          );
+          console.error('Error in getDatasets or getUserLinkedDatasets', err);
+          this.snackbarService.showSnackbarMessage('Error fetching linked datasets', 'warning');
         },
       });
   }