fix InvitationApiView.put()

scheduler/main/views.py

@@ -153,6 +153,9 @@ class InvitationApiView(View):
         })
 
     def put(self, request, *args, **kwargs):
+        if 'schedule__uuid' in kwargs:
+            schedule = get_object_or_404(Schedule, uuid=kwargs.pop('schedule__uuid'))
+            kwargs['schedule_id'] = schedule.id
         invitation, _ = Invitation.objects.get_or_create(**kwargs)
         return HttpResponse(status=204)