Restrict a requestor to submit a CR without atleast 1 approver

app/applicationlayer/cms/form/header/views.py

@@ -1206,7 +1206,7 @@ class ChangeRequestFormPost(APIView):
                 'template_no': form_header['template_no']
             }
 
-            # sp1 = transaction.savepoint()  # nothing will save to db
+            sp1 = transaction.savepoint()  # nothing will save to db
 
             serializer = ChangeRequestFormHeaderSerializer(
                 data=form_header_data)
@@ -1234,6 +1234,16 @@ class ChangeRequestFormPost(APIView):
                 counter = counter + 1
                 data_list_approver.append(frm_approver)
             
+            if counter == 2 and serializer.data['status'].lower() == 'pending':
+                
+                transaction.savepoint_rollback(sp1)
+                message = {
+                    'code': 400,
+                    'status': 'failed',
+                    'message': 'Please select at least 1 approver before submitting this request.',
+                }
+                return Response(message, status=status.HTTP_400_BAD_REQUEST)
+
             serializerApprover = ChangeRequestFormApproversSerializer(
                 data=data_list_approver, many=True)
 
@@ -1364,7 +1374,7 @@ class ChangeRequestFormPost(APIView):
             return Response(message, status=status.HTTP_201_CREATED)
 
         except ValidationError as e:
-            # transaction.savepoint_rollback(sp1)
+            transaction.savepoint_rollback(sp1)
             message = {
                 'code': 400,
                 'status': 'failed',
@@ -1373,7 +1383,7 @@ class ChangeRequestFormPost(APIView):
             return Response(message, status=status.HTTP_400_BAD_REQUEST)
 
         except Exception as e:
-            # transaction.savepoint_rollback(sp1)
+            transaction.savepoint_rollback(sp1)
             message = {
                 'code': 500,
                 'status': 'failed',