import aiogram
import sys

class Telegram:
    def __init__(self, app):
        self.app = app
        self.bot = aiogram.Bot(token=app.config.telegram_bot_token)
        self.dispatcher = aiogram.Dispatcher(bot=self.bot)
        self.dispatcher.register_message_handler(self.on_message)

    async def run(self):
        await self.dispatcher.start_polling()

    async def on_message(self, msg):
        print(msg, file=sys.stderr)