#!/usr/bin/env python3
import argparse
import logging
import sys
from pathlib import Path

import discord
import discord.utils

logger = logging.getLogger("VocalMaisBot")


class VocalMaisBot(discord.Client):

	def __init__(self, token: str):
		super().__init__()
		self.run(token)

	async def on_ready(self):
		logger.info("Connected and ready!")
		logger.debug(f"Logged as {self.user}")

		oauth_url = discord.utils.oauth_url(
			self.user.id,
			discord.Permissions(manage_channels = True, read_messages = True, send_messages = True, move_members = True)
		)
		logger.info(f"You can invite the bot to your server using the following link: {oauth_url}")


if __name__ == '__main__':
	argparser = argparse.ArgumentParser(description = "Discord bot to automatically create temporary voice channels for users when they connect to a special channel", formatter_class = argparse.ArgumentDefaultsHelpFormatter)
	argparser.add_argument("-t", "--token-file", default = ".token", help = "File where the discord bot token is stored")
	# argparser.add_argument("-c", "--config-file", default = "config.json", help = "Bot config file")
	argparser.add_argument("-v", "--verbose", action = "store_true", help = "Print debug messages")

	ARGS = argparser.parse_args()

	logging.basicConfig(
		level = logging.DEBUG if ARGS.verbose else logging.INFO,
		format = "%(asctime)s %(name)s [%(levelname)s] %(message)s'"
	)

	token_file_path = Path(ARGS.token_file).absolute()
	if not token_file_path.is_file():
		logger.error(f"Token file {token_file_path} does not exist")
		sys.exit(1)
	with token_file_path.open("r") as token_file:
		token = token_file.readline().strip()

	VocalMaisBot(token)