def post(self, user_id):
auth_user = self.auth.get_user_by_session()
user_auth_key = ndb.Key('UserModel', auth_user['user_id'])
user_key = ndb.Key('UserModel', int(user_id))
data = json.decode(self.request.body)
form = MessageForm(**data)
if not form.validate():
return ResponseBadRequest(form.errors)
message = MessageModel()
message.sender = user_auth_key
message.receiver = user_key
message.text = form.text.data
message.put()
return Response(message)
