add filter operator for action buttons function

src/app/shell/details/workshop-details/workshop-details.component.ts

@@ -3,7 +3,7 @@ import { MatLegacyTabChangeEvent as MatTabChangeEvent, MatLegacyTabGroup as MatT
 import { ActivatedRoute, Params, Router } from '@angular/router';
 import { Store } from '@ngxs/store';
 import { Subject } from 'rxjs';
-import { debounceTime, takeUntil } from 'rxjs/operators';
+import { debounceTime, filter, switchMap, takeUntil } from 'rxjs/operators';
 
 import { Constants, PaginationConstants } from 'shared/constants/constants';
 import { CategoryIcons } from 'shared/enum/category-icons';
@@ -22,6 +22,7 @@ import { GetProviderById } from 'shared/store/shared-user.actions';
 import { InfoMenuType } from 'shared/enum/info-menu-type';
 import { MatDialog } from '@angular/material/dialog';
 import { ConfirmationModalWindowComponent } from 'shared/components/confirmation-modal-window/confirmation-modal-window.component';
+import { ModalConfirmationType } from 'shared/enum/modal-confirmation';
 
 @Component({
   selector: 'app-workshop-details',
@@ -52,6 +53,7 @@ export class WorkshopDetailsComponent implements OnInit, OnDestroy {
   public readonly FormOfLearningEnum = FormOfLearningEnum;
   public readonly Role = Role;
   public readonly InfoMenuType = InfoMenuType;
+  public readonly modalType = ModalConfirmationType;
 
   public workshopStatusOpen: boolean;
   public selectedIndex: number;
@@ -100,18 +102,24 @@ export class WorkshopDetailsComponent implements OnInit, OnDestroy {
     this.store.dispatch(new ResetAchievements());
   }
 
-  public onActionButtonClick(modalType: string): void {
+  public onActionButtonClick(modalType: ModalConfirmationType): void {
     const dialogRef = this.dialog.open(ConfirmationModalWindowComponent, {
       width: Constants.MODAL_SMALL,
       data: {
         type: modalType
       }
     });
-    dialogRef.afterClosed().subscribe((res) => {
-      if (res && modalType === 'publishWorkshop') {
-        return this.store.dispatch(new PublishWorkshop(this.workshop.providerId));
-      }
-    });
+    dialogRef
+      .afterClosed()
+      .pipe(
+        filter((res) => !!res),
+        switchMap(() => {
+          if (modalType === this.modalType.publishWorkshop) {
+            return this.store.dispatch(new PublishWorkshop(this.workshop.providerId));
+          }
+        })
+      )
+      .subscribe();
   }
 
   private getWorkshopData(): void {