"""
main file for highscores bot
"""

import logging
import os
import sys

import nextcord
from nextcord.ext import commands
from sqlalchemy import create_engine
from sqlalchemy.ext.automap import automap_base
from sqlalchemy.orm import Session

import config
from classes.submission import SubmissionMap

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)

# connect with sql alchemy and autoload schema
url = f"mysql://{config.SQL_USER}:{config.SQL_PASS}@{config.SQL_HOST}/{config.SQL_DB}"
engine = create_engine(url)
connection = engine.connect()
Base = automap_base()
Base.prepare(autoload_with=engine)
session = Session(engine)

# define the classes
Guild = Base.classes.Guilds
CategoryGroup = Base.classes.CategoryGroups
Category = Base.classes.Categories
Score = Base.classes.Scores

submission_objects: SubmissionMap = SubmissionMap()


def main():
    """Main function for bot."""
    min_python_version = (3, 8)
    if sys.version_info < min_python_version:
        print("ERROR: Python version must be >= 3.8")
        sys.exit()

    # Allows privledged 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

    # To enable the guilds priveleged intent:
    # intents.guilds = True

    # To enable the members priveleged intent:
    # intents.members = True

    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():
        """When Discord is connected"""
        assert bot.user is not None
        print(f"{bot.user.name} has connected to Discord!")

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


if __name__ == "__main__":
    main()