[Fix] Existing employee not pre-selected and can be selected twice wh… (

#8321)

* [Fix] Existing employee not pre-selected and can be selected twice when editing a task

* use async/await instead of then

packages/ui-core/shared/src/lib/employee/employee-multi-select/employee-multi-select.component.ts

@@ -98,13 +98,7 @@ export class EmployeeSelectComponent implements OnInit, OnDestroy {
 	public organization: IOrganization = this.store.selectedOrganization;
 	public selectedDateRange: IDateRangePicker;
 
-	ngOnInit(): void {
-		//delay to pre selected employee
-		this.loaded = false;
-		setTimeout(() => {
-			this.loaded = true;
-		}, 500);
-
+	async ngOnInit(): Promise<void> {
 		this.changeValue$.pipe(debounceTime(100), untilDestroyed(this)).subscribe((value) => {
 			this.checkForMultiSelectValue(value);
 			this.onChange(this.val);
@@ -122,10 +116,13 @@ export class EmployeeSelectComponent implements OnInit, OnDestroy {
 				tap(([dateRange]) => {
 					this.selectedDateRange = dateRange;
 				}),
-				tap(() => {
+				tap(async () => {
 					if (!this.allEmployees || this.allEmployees.length === 0) {
-						this.getWorkingEmployees();
+						await this.getWorkingEmployees();
 					}
+
+					this.select.setValue(this.preSelected);
+					this.loaded = true;
 				}),
 				untilDestroyed(this)
 			)