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import logging
from typing import Optional
import discord
from botcore import BotBase
from botcore.utils import scheduling
from discord import DiscordException, Embed
from discord.ext import commands
from bot import constants, exts
log = logging.getLogger(__name__)
__all__ = ("Bot", )
class Bot(BotBase):
"""
Base bot instance.
While in debug mode, the asset upload methods (avatar, banner, ...) will not
perform the upload, and will instead only log the passed download urls and pretend
that the upload was successful. See the `mock_in_debug` decorator for further details.
"""
name = constants.Client.name
@property
def member(self) -> Optional[discord.Member]:
"""Retrieves the guild member object for the bot."""
guild = self.get_guild(constants.Client.guild)
if not guild:
return None
return guild.me
async def on_command_error(self, context: commands.Context, exception: DiscordException) -> None:
"""Check command errors for UserInputError and reset the cooldown if thrown."""
if isinstance(exception, commands.UserInputError):
context.command.reset_cooldown(context)
else:
await super().on_command_error(context, exception)
async def log_to_dev_log(self, title: str, details: str = None, *, icon: str = None) -> None:
"""Send an embed message to the dev-log channel."""
devlog = self.get_channel(constants.Channels.devlog)
if not icon:
icon = self.user.display_avatar.url
embed = Embed(description=details)
embed.set_author(name=title, icon_url=icon)
await devlog.send(embed=embed)
async def setup_hook(self) -> None:
"""Default async initialisation method for discord.py."""
await super().setup_hook()
# This is not awaited to avoid a deadlock with any cogs that have
# wait_until_guild_available in their cog_load method.
scheduling.create_task(self.load_extensions(exts))
async def invoke_help_command(self, ctx: commands.Context) -> None:
"""Invoke the help command or default help command if help extensions is not loaded."""
if "bot.exts.core.help" in ctx.bot.extensions:
help_command = ctx.bot.get_command("help")
await ctx.invoke(help_command, ctx.command.qualified_name)
return
await ctx.send_help(ctx.command)
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