# Controller is added as a dependency
class MyCloudFunction(CloudFunction):
    
    def __init__(self):
        super().__init__("mygroup", "MyGroup")
        self._controller: MyController = None
        self._config_path = './config.yaml'
        self._dependency_resolver.put('controller', Descriptor('mygroup', 'controller', 'default', 'controller', '*'))
        self._factories.add(MyFactory())
   
    def set_references(self, references: IReferences):
        super().set_references(references)
        self._controller = self._dependency_resolver.get_one_required('controller')

    def __action(self, req: flask.Request):
        name = 'default name'
        if req.is_json:
            name = req.json.get("name", name)
        return self._controller.greetings(name), 200

    def register(self):
        self._register_action("greetings", None, self.__action)