Change sync POST service to handle multiple operations

sync/views.py

@@ -88,13 +88,17 @@ class SynchronizationApi(HierarchyApiView):
 
     def post(self, request, *args, **kwargs):
 
-        # unfold content
-        model_operation = request.data.get('operation')
-        model_name = request.data.get('model_name')
-        data = request.data.get('data')
         device_id = request.data.get('device_id')
+        print(f"DataApi post > device: {device_id}")
 
-        print(f"DataApi post > {model_operation} {model_name}, device: {device_id}")
+        operations = request.data['operations']
+        results = []
+
+        for op in operations:
+            try:
+                model_operation = op.get('operation')
+                model_name = op.get('model_name')
+                data = op.get('data')
 
                 serializer_class = build_serializer_class(model_name)
                 data['last_updated_by'] = request.user.id # always refresh the user performing the operation
@@ -107,10 +111,12 @@ class SynchronizationApi(HierarchyApiView):
                     if serializer.is_valid():
                         instance = serializer.save()
                         instance._device_id = device_id
-                return Response(serializer.data, status=status.HTTP_201_CREATED)
+                        result = serializer.data
+                        response_status = status.HTTP_201_CREATED
                     else:
                         print(f'Data invalid ! {serializer.errors}')
-                return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+                        result = serializer.errors
+                        response_status = status.HTTP_400_BAD_REQUEST
                 elif model_operation == 'PUT':
                     data_id = data.get('id')
                     instance = get_data(model_name, data_id)
@@ -118,28 +124,42 @@ class SynchronizationApi(HierarchyApiView):
                     serializer = serializer_class(instance, data=data, context={'request': request})
                     if serializer.is_valid():
                         if instance.last_update <= serializer.validated_data.get('last_update'):
-                    # print('>>> update')
                             serializer.save()
-                    return Response(serializer.data, status=status.HTTP_200_OK)
+                            result = serializer.data
+                            response_status = status.HTTP_200_OK
                         else:
-                    print('>>> return 203')
-                    return Response(serializer.data, status=status.HTTP_203_NON_AUTHORITATIVE_INFORMATION)
+                            result = serializer.data
+                            response_status = status.HTTP_203_NON_AUTHORITATIVE_INFORMATION
                     else:
                         print(f'Data invalid ! {serializer.errors}')
-                return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+                        response_status = status.HTTP_400_BAD_REQUEST
                 elif model_operation == 'DELETE':
                     data_id = data.get('id')
                     try:
                         instance = get_data(model_name, data_id)
                         instance._device_id = device_id
                         instance.delete()
-                return Response(status=status.HTTP_204_NO_CONTENT)
+                        response_status = status.HTTP_204_NO_CONTENT
                     except model.DoesNotExist: # POST
                         delete = ModelLog.objects.filter(model_id=data_id, operation=model_operation).first()
                         if delete:
-                    return Response(status=status.HTTP_208_ALREADY_REPORTED)
+                            response_status = status.HTTP_208_ALREADY_REPORTED
                         else:
-                    return Response(status=status.HTTP_404_NOT_FOUND)
+                            response_status = status.HTTP_404_NOT_FOUND
+
+            except Exception as e:
+                response_status = 'error'
+                result = str(e)
+
+            results.append({
+                'api_call_id': op.get('api_call_id'),
+                'status': response_status,
+                'data': result
+            })
+
+        return Response({
+            'results': results
+        }, status=207)  # Multi-Status
 
     def get(self, request, *args, **kwargs):
         last_update_str = request.query_params.get('last_update')
@@ -170,7 +190,7 @@ class SynchronizationApi(HierarchyApiView):
 
         last_log_date = None
         for log in logs:
-            print(f'log date = {log.date}')
+            # print(f'log date = {log.date}')
             last_log_date = log.date
             try:
                 if log.operation in ['POST', 'PUT']: