OZG-6477 7306 listResource bug, missing debounce

alfa-client/libs/tech-shared/src/lib/resource/list-resource.service.spec.ts

@@ -85,23 +85,23 @@ describe('ListResourceService', () => {
       isInvalidResourceCombinationSpy = jest.spyOn(ResourceUtil, 'isInvalidResourceCombination').mockReturnValue(true);
     });
 
-    it('should handle config resource changed', fakeAsync(() => {
+    it('should handle config resource changed after debounce time', fakeAsync(() => {
       service.getList().subscribe();
-      tick();
+      tick(300);
 
       expect(service.handleChanges).toHaveBeenCalledWith(listStateResource, baseResource);
     }));
 
-    it('should handle null configresource', fakeAsync(() => {
+    it('should handle null configresource after debounce time', fakeAsync(() => {
       service.getList().subscribe();
-      tick();
+      tick(300);
 
       expect(service.handleNullConfigResource).toHaveBeenCalledWith(baseResource);
     }));
 
-    it('should call isInvalidResourceCombinationSpy', fakeAsync(() => {
+    it('should call isInvalidResourceCombinationSpy after debounce time', fakeAsync(() => {
       service.getList().subscribe();
-      tick();
+      tick(300);
 
       expect(isInvalidResourceCombinationSpy).toHaveBeenCalled();
     }));

alfa-client/libs/tech-shared/src/lib/resource/list-resource.service.ts

@@ -23,7 +23,7 @@
  */
 import { Resource, ResourceUri, getUrl, hasLink } from '@ngxp/rest';
 import { isEqual, isNil, isNull } from 'lodash-es';
-import { BehaviorSubject, Observable, combineLatest, filter, first, map, startWith, tap } from 'rxjs';
+import { BehaviorSubject, Observable, combineLatest, debounce, filter, first, interval, map, startWith, tap } from 'rxjs';
 import { isNotNull, isNotUndefined } from '../tech.util';
 import { CreateResourceData, ListItemResource, ListResourceServiceConfig } from './resource.model';
 import { ResourceRepository } from './resource.repository';
@@ -64,6 +64,7 @@ export class ResourceListService<B extends Resource, T extends ListResource, I e
 
   public getList(): Observable<StateResource<T>> {
     return combineLatest([this.listResource.asObservable(), this.getConfigResource()]).pipe(
+      debounce(() => interval(300)),
       tap(([stateResource, configResource]) => {
         this.handleChanges(stateResource, configResource);
       }),