Add a warning when leaving the page with unsaved changes

ls1intum · Nov 28, 2024 · 2f273da · 2f273da
1 parent 4403d25
commit 2f273da
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/main/webapp/app/lecture/lecture-update.component.ts b/src/main/webapp/app/lecture/lecture-update.component.ts
@@ -168,6 +168,10 @@ export class LectureUpdateComponent implements OnInit, OnDestroy {
     }
 
     ngOnDestroy() {
+        if (this.isChangeMadeToTitleOrPeriodSection) {
+            // TODO add a proper modal and find out where the changes are
+            alert('Unsaved changes in Title and/or period section, are you sure you want to leave without saving?');
+        }
         this.subscriptions.unsubscribe();
     }