from nio import MatrixRoom, Event

from matrix_bot.config import logger
from matrix_bot.client import MatrixClient


def properly_fail(function):
    """use this decorator so that your async callback never crash, log the error and return a message to the room"""

    @wraps(function)
    def decorated(room: MatrixRoom, message: Event, matrix_client: MatrixClient):
        function_instance = function(room, message, matrix_client)

        async def inner():
            try:
                return await function_instance
            except Exception as unexpected_exception:  # noqa
                await matrix_client.send_text_message(room.room_id, "Oups, j'ai buggué 😿", "m.notice")
                logger.warning(f"command failed with exception : {unexpected_exception}")
                exit()
            finally:
                await matrix_client.room_typing(room.room_id, typing_state=False)

        return inner()

    return decorated