qrm2/main.py

#!/usr/bin/env python3
"""
qrm, a bot for Discord
---
Copyright (C) 2019  Abigail Gold, 0x5c

This file is part of discord-qrmbot.

discord-qrmbot is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""

from types import SimpleNamespace

import discord
from discord.ext import commands, tasks

import info

import options as opt
import keys


# --- Global settings ---

debug_mode = opt.debug  # Separate assignement in-case we define an override (ternary operator goes here)


class GlobalSettings(commands.Cog):
    def __init__(self, bot):
        self.bot = bot

        self.opt = opt
        self.keys = keys
        self.info = info

        self.colours = SimpleNamespace(good=0x2dc614, neutral=0x2044f7, bad=0xc91628)
        self.debug = debug_mode


# --- Bot setup ---

bot = commands.Bot(command_prefix=opt.prefix, description=info.description, help_command=commands.MinimalHelpCommand())


# --- Commands ---


# --- Events ---

@bot.event
async def on_ready():
    print(f"Logged in as: {bot.user} - {bot.user.id}")
    print("------")


# --- Tasks ---

@tasks.loop(minutes=5)
async def _ensure_activity():
    await bot.change_presence(activity=discord.Game(name="with lids on 7.200"))


@_ensure_activity.before_loop
async def _before_ensure_activity():
    await bot.wait_until_ready()


# --- Run ---

bot.add_cog(GlobalSettings(bot))
bot.load_extension("cogs.basecog")

_ensure_activity.start()


try:
    bot.run(keys.discord_token)

except discord.LoginFailure as ex:  # Miscellaneous authentications errors: borked token and co
    if debug_mode:
        raise
    raise SystemExit("Error: Failed to authenticate: {}".format(ex))

except discord.ConnectionClosed as ex:  # When the connection the the gateway (websocket) is closed
    if debug_mode:
        raise
    raise SystemExit("Error: Discord gateway connection closed: [Code {}] {}".format(ex.code, ex.reason))

except ConnectionResetError as ex:  # More generic connection reset error
    if debug_mode:
        raise
    raise SystemExit("ConnectionResetError: {}".format(ex))