import argparse
import logging
import os

from smsbot.telegram import TelegramSmsBot
from smsbot.utils import get_smsbot_version
from smsbot.webhook_handler import TwilioWebhookHandler


def main():
    parser = argparse.ArgumentParser("smsbot")
    parser.add_argument(
        "--listen-host", default=os.environ.get("SMSBOT_LISTEN_HOST") or "0.0.0.0"
    )
    parser.add_argument(
        "--listen-port", default=os.environ.get("SMSBOT_LISTEN_PORT") or "80"
    )
    parser.add_argument(
        "--telegram-bot-token", default=os.environ.get("SMSBOT_TELEGRAM_BOT_TOKEN")
    )
    parser.add_argument("--owner-id", default=os.environ.get("SMSBOT_OWNER_ID"))
    parser.add_argument(
        "--default-subscribers", default=os.environ.get("SMSBOT_DEFAULT_SUBSCRIBERS")
    )
    parser.add_argument("--log-level", default="INFO")
    args = parser.parse_args()

    # TODO: Replace for Py >=3.11
    logging.basicConfig(level=logging.getLevelName(args.log_level))
    logging.info("smsbot v%s", get_smsbot_version())
    logging.debug("Arguments: %s", args)

    # Start bot
    telegram_bot = TelegramSmsBot(args.telegram_bot_token)

    # Set the owner ID if configured
    if args.owner_id:
        telegram_bot.set_owner(args.owner_id)
    else:
        logging.warning("No Owner ID is set, which is not a good idea...")

    # Add default subscribers
    if args.default_subscribers:
        for chat_id in args.default_subscribers.split(","):
            telegram_bot.add_subscriber(chat_id)

    telegram_bot.start()

    # Start webhooks
    webhooks = TwilioWebhookHandler()
    webhooks.set_bot(telegram_bot)
    webhooks.serve(host=args.listen_host, port=args.listen_port)