From 9ada61db2874730bc94fa7da7305e7b055975b6b Mon Sep 17 00:00:00 2001
From: Matteo Perelli <matteo.perelli@4science.it>
Date: Thu, 25 Jun 2020 16:58:43 +0200
Subject: [PATCH] Multiple call to external source service fix

---
 .../import-external/submission-import-external.component.ts  | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/app/submission/import-external/submission-import-external.component.ts b/src/app/submission/import-external/submission-import-external.component.ts
index 9988f098c9..e23dce9719 100644
--- a/src/app/submission/import-external/submission-import-external.component.ts
+++ b/src/app/submission/import-external/submission-import-external.component.ts
@@ -7,7 +7,7 @@ import { RemoteData } from '../../core/data/remote-data';
 import { PaginatedList } from '../../core/data/paginated-list';
 import { ExternalSourceEntry } from '../../core/shared/external-source-entry.model';
 import { SearchConfigurationService } from '../../core/shared/search/search-configuration.service';
-import { switchMap, filter } from 'rxjs/operators';
+import { switchMap, filter, take } from 'rxjs/operators';
 import { PaginatedSearchOptions } from '../../shared/search/paginated-search-options.model';
 import { Context } from '../../core/shared/context.model';
 import { PaginationComponentOptions } from '../../shared/pagination/pagination-component-options.model';
@@ -116,7 +116,8 @@ export class SubmissionImportExternalComponent implements OnInit {
           return this.searchConfigService.paginatedSearchOptions.pipe(
             switchMap((searchOptions: PaginatedSearchOptions) => {
               return this.externalService.getExternalSourceEntries(this.routeData.sourceId, searchOptions);
-            })
+            }),
+            take(1)
           )
         }),
     ).subscribe((rdData) => {