import subprocess

from modules.common.module import BotModule


class MatrixModule(BotModule):
    async def matrix_message(self, bot, room, event):
        args = event.body.split()
        args.pop(0)
        encoding = "utf-8"

        allowed_args = ['list', 'add', 'del', 'done', 'undo', 'calc']

        # wrap task
        if not args:
            args = ['list']

        if args[0] not in allowed_args:
            await bot.send_text(room, "command not allowed")
            return ()

        result = subprocess.check_output(
            ["task",
             "rc.confirmation:no",
             "rc.verbose:list",
             "rc.bulk:0",
             "rc.recurrence.confirmation:yes"]
            + args, stderr=subprocess.DEVNULL)
        await bot.send_text(room, result.decode(encoding))

    def help(self):
        return ('taskwarrior')