def __call__()

in src/lambdas/modular_api_handler/handler.py [0:0]

• 20 lines of code
• 7 McCabe index (conditional complexity)

    def __call__(self, event: ProcessedEvent) -> ProcessedEvent:
        if event['is_system']:
            return event
        username = event['cognito_username']
        if not username:
            return event
        if not event['resource']:
            _LOG.warning('A request for not known resource')
            return event
        permission = self._mapping.get((event['resource'], event['method']))
        if not permission:
            _LOG.info('No permission exist for endpoint, allowing')
            return event
        # if cognito_username exists, cognito_customer & cognito_user_role
        # exist as well
        if not self._rs.is_allowed(event['cognito_customer'], event['cognito_user_role'], permission):
            _LOG.info('Not allowed to access')
            raise ResponseFactory(HTTPStatus.FORBIDDEN).message(
                f'You don\'t have the necessary permission: {permission}'
            ).exc()  # todo maybe return missing permission in a separate key
        event['permission'] = permission
        return event