Merge pull request #644 from hpi-studyu/fix/study-duplicate

fix: duplicate study missing intervention & measurement data

designer_v2/lib/repositories/api_client.dart

@@ -89,6 +89,7 @@ class StudyUApiClient extends SupabaseClientDependant
     'study_ended_count',
     'active_subject_count',
     'contact',
+    'created_at',
   ];
 
   static final studyWithParticipantActivityColumns = [

designer_v2/lib/repositories/study_repository.dart

@@ -103,6 +103,17 @@ class StudyRepository extends ModelRepository<Study>
     return publishOperation.execute();
   }
 
+  /// This method fetches the full study object, duplicates it and saves it as a draft.
+  /// Since the Study object in the dashboard is fetched with limited columns (no intervention or measurement data),
+  /// we need to fetch the full columns in order to duplicate it correctly.
+  @override
+  Future<void> duplicateAndSave(Study model) async {
+    final Study completeModel = await apiClient.fetchStudy(model.id);
+    final duplicate =
+        completeModel.duplicateAsDraft(authRepository.currentUser!.id);
+    await save(duplicate);
+  }
+
   @override
   List<ModelAction> availableActions(Study model) {
     Future<void> onDeleteCallback() {