"""Main file for Agon bot."""

import logging
import os
import sys

import nextcord
from nextcord.ext import commands

from utilities import config

logger = logging.getLogger("nextcord")
logger.setLevel(logging.DEBUG)
handler = logging.FileHandler(filename="nextcord.log", encoding="utf-8", mode="w")
handler.setFormatter(logging.Formatter("%(asctime)s:%(levelname)s:%(name)s: %(message)s"))
logger.addHandler(handler)


def main() -> None:
    """Main function for bot."""
    min_python_version = (3, 12)
    if sys.version_info < min_python_version:
        logger.error("ERROR: Python version must be >= 3.12")
        sys.exit()

    # Allows privileged intents for monitoring members joining, roles editing, and role assignments
    # These need to be enabled in the developer portal as well
    intents = nextcord.Intents.default()

    # Required in order to read messages (eg. prefix commands)
    intents.message_content = True  # pylint: disable=assigning-non-slot

    bot = commands.Bot(
        commands.when_mentioned_or(config.BOT_PREFIX),
        intents=intents,
    )

    # Get the modules of all cogs whose directory structure is ./cogs/<module_name>
    for folder in os.listdir("cogs"):
        bot.load_extension(f"cogs.{folder}")

    @bot.listen()
    async def on_ready() -> None:
        """When Discord is connected."""
        if bot.user is not None:
            logger.debug("%s has connected to Discord!", bot.user.name)

    # Run Discord bot
    bot.run(config.DISCORD_TOKEN)


if __name__ == "__main__":
    main()