added handling of delete entity case on entity list component

ui-ngx/src/app/modules/home/pages/notification/recipient/recipient-notification-dialog.component.html

@@ -92,6 +92,7 @@
           <ng-container *ngSwitchCase="notificationTargetConfigType.USER_LIST">
             <tb-entity-list
               required
+              syncIdsWithDB
               formControlName="usersIds"
               [entityType]="entityType.USER"
               labelText="{{ 'user.user-list' | translate }}"

ui-ngx/src/app/shared/components/entity/entity-list.component.ts

@@ -209,16 +209,18 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, OnChan
     this.searchText = '';
     if (value != null && value.length > 0) {
       this.modelValue = [...value];
-      this.entityService.getEntities(this.entityType, value).subscribe(
-        (entities) => {
-          this.entities = entities;
+      this.entityService.getEntities(this.entityType, value)
+        .subscribe(resolvedEntities => {
+          this.entities = resolvedEntities;
           this.entityListFormGroup.get('entities').setValue(this.entities);
-          if (this.syncIdsWithDB && this.modelValue.length !== entities.length) {
-            this.modelValue = entities.map(entity => entity.id.id);
+          if (this.syncIdsWithDB && this.modelValue.length !== this.entities.length) {
+            this.modelValue = this.entities.map(entity => entity.id.id);
+            if (!this.modelValue.length) {
+              this.modelValue = null;
+            }
             this.propagateChange(this.modelValue);
           }
-        }
-      );
+        });
     } else {
       this.entities = [];
       this.entityListFormGroup.get('entities').setValue(this.entities);