Leave Game Function

leave_game.txt

class LeaveGameFunctionBuilder(BaseFunctionBuilder):
    def __init__(self):
        super().__init__(command_name='leave_game')

    def register_command(self):
        """
            Determines best public server to join to.
                 - Removes USER to the ROOM.
                 - Decrements playercount
                 - Publishes a notification
            Arguments:
                user, game
            Returns:
                None
            Trigger example:
                RG.TRIGGER leave_game user1 game1
        """

        def subcall(user_id, game_id, secret=None):
            execute("HDEL", f"GAME:{game_id}", f"USER:{user_id}")
            execute("HINCRBY", f"GAME:{game_id}", "playercount", -1)

        (
            GB('CommandReader')
            .map(lambda x: subcall(*x[1:]))
            .register(trigger=self.command_name, mode='sync')
        )