refactoring

ui-ngx/src/app/shared/import-export/import-export.service.ts

@@ -34,7 +34,7 @@ import {
 } from '@shared/models/alias.models';
 import { MatDialog } from '@angular/material/dialog';
 import { ImportDialogComponent, ImportDialogData } from '@shared/import-export/import-dialog.component';
-import { forkJoin, Observable, of, Subject, throwError } from 'rxjs';
+import { forkJoin, Observable, of, Subject } from 'rxjs';
 import { catchError, map, mergeMap, switchMap, take, tap } from 'rxjs/operators';
 import { DashboardUtilsService } from '@core/services/dashboard-utils.service';
 import { EntityService } from '@core/http/entity.service';
@@ -79,7 +79,7 @@ import { ImageService } from '@core/http/image.service';
 import { ImageExportData, ImageResourceInfo, ImageResourceType } from '@shared/models/resource.models';
 import { selectUserSettingsProperty } from '@core/auth/auth.selectors';
 import { ActionPreferencesPutUserSettings } from '@core/auth/auth.actions';
-import { ExportableEntity, HasId } from '@shared/models/base-data';
+import { ExportableEntity } from '@shared/models/base-data';
 import { EntityId } from '@shared/models/id/entity-id';
 
 export type editMissingAliasesFunction = (widgets: Array<Widget>, isSingleWidget: boolean,