Create returns the whole object, the merging in retrieve extracted to a function

recircle/instance/views.py

@@ -56,6 +56,18 @@ class InstanceViewSet(AuthorizationMixin, ViewSet):
         except Instance.DoesNotExist:
             raise Http404
 
+    def get_merged_object(self, pk):
+        instance = self.get_object(pk)
+        instanceDict = InstanceSerializer(instance).data
+        remoteInstance = instance.get_remote_instance()
+        remoteInstanceDict = {
+            "remote_id": remoteInstance.id,
+            "status": remoteInstance.status,
+            "disks": remoteInstance.disks,
+            "addresses": remoteInstance.addresses,
+        }
+        return({**instanceDict, **remoteInstanceDict})
+
     def list(self, request):
         instances = self.get_objects_with_perms(request.user, "list", Instance)
         return Response(InstanceSerializer(instances, many=True).data)
@@ -87,7 +99,8 @@ class InstanceViewSet(AuthorizationMixin, ViewSet):
             owner=request.user,
             disks=None
         )
-        return Response(newInstance.pk)
+
+        return Response(InstanceSerializer(newInstance).data)
 
     def retrieve(self, request, pk):
         instance = self.get_object(pk)
@@ -95,13 +108,9 @@ class InstanceViewSet(AuthorizationMixin, ViewSet):
             return Response({"error": "No permission to access the Virtual Machine."},
                             status=status.HTTP_401_UNAUTHORIZED)
 
-        instanceDict = InstanceSerializer(instance).data
-        remoteInstance = instance.get_remote_instance()
-        remoteInstanceDict = remoteInstance.__dict__
-
-        merged_dict = {**instanceDict, **remoteInstanceDict}
+        mergedInstance = self.get_merged_object(pk)
 
-        return Response(merged_dict)
+        return Response(mergedInstance)
 
     def update(self, request, pk, format=None):
         if request.data["action"] in update_actions: