Files
croccybot/src/core/cog.py

130 lines
5.0 KiB
Python

from typing import Optional
from collections import defaultdict
from weakref import WeakValueDictionary
import discord
import discord.app_commands as appcmd
from meta import LionBot, LionCog, LionContext
from meta.app import shardname, appname
from meta.logger import log_wrap
from utils.lib import utc_now
from settings.groups import SettingGroup
from .data import CoreData
from .lion import Lions
from .lion_guild import GuildConfig
from .lion_member import MemberConfig
from .lion_user import UserConfig
from .hooks import HookedChannel
class keydefaultdict(defaultdict):
def __missing__(self, key):
if self.default_factory is None:
raise KeyError(key)
else:
ret = self[key] = self.default_factory(key)
return ret
class CoreCog(LionCog):
def __init__(self, bot: LionBot):
self.bot = bot
self.data = CoreData()
bot.db.load_registry(self.data)
self.lions = Lions(bot, self.data)
self.app_config: Optional[CoreData.AppConfig] = None
self.bot_config: Optional[CoreData.BotConfig] = None
self.shard_data: Optional[CoreData.Shard] = None
# Some global setting registries
# Do not use these for direct setting access
# Instead, import the setting directly or use the cog API
self.bot_setting_groups: list[SettingGroup] = []
self.guild_setting_groups: list[SettingGroup] = []
self.user_setting_groups: list[SettingGroup] = []
# Some ModelSetting registries
# These are for more convenient direct access
self.guild_config = GuildConfig
self.user_config = UserConfig
self.member_config = MemberConfig
self.app_cmd_cache: list[discord.app_commands.AppCommand] = []
self.cmd_name_cache: dict[str, discord.app_commands.AppCommand] = {}
self.mention_cache: dict[str, str] = keydefaultdict(self.mention_cmd)
self.hook_cache: WeakValueDictionary[int, HookedChannel] = WeakValueDictionary()
async def cog_load(self):
# Fetch (and possibly create) core data rows.
self.app_config = await self.data.AppConfig.fetch_or_create(appname)
self.bot_config = await self.data.BotConfig.fetch_or_create(appname)
self.shard_data = await self.data.Shard.fetch_or_create(
shardname,
appname=appname,
shard_id=self.bot.shard_id,
shard_count=self.bot.shard_count
)
self.bot.add_listener(self.shard_update_guilds, name='on_guild_join')
self.bot.add_listener(self.shard_update_guilds, name='on_guild_remove')
self.bot.core = self
await self.bot.add_cog(self.lions)
# Load the app command cache
await self.reload_appcmd_cache()
async def reload_appcmd_cache(self):
for guildid in self.bot.testing_guilds:
self.app_cmd_cache += await self.bot.tree.fetch_commands(guild=discord.Object(guildid))
self.app_cmd_cache += await self.bot.tree.fetch_commands()
self.cmd_name_cache = {cmd.name: cmd for cmd in self.app_cmd_cache}
self.mention_cache = self._mention_cache_from(self.app_cmd_cache)
def _mention_cache_from(self, cmds: list[appcmd.AppCommand | appcmd.AppCommandGroup]):
cache = keydefaultdict(self.mention_cmd)
for cmd in cmds:
cache[cmd.qualified_name if isinstance(cmd, appcmd.AppCommandGroup) else cmd.name] = cmd.mention
subcommands = [option for option in cmd.options if isinstance(option, appcmd.AppCommandGroup)]
if subcommands:
subcache = self._mention_cache_from(subcommands)
cache |= subcache
return cache
def mention_cmd(self, name: str):
"""
Create an application command mention for the given names.
If not found in cache, creates a 'fake' mention with an invalid id.
"""
if name in self.mention_cache:
mention = self.mention_cache[name]
else:
mention = f"</{name}:1110834049204891730>"
return mention
def hooked_channel(self, channelid: int):
if (hooked := self.hook_cache.get(channelid, None)) is None:
hooked = HookedChannel(self.bot, channelid)
self.hook_cache[channelid] = hooked
return hooked
async def cog_unload(self):
await self.bot.remove_cog(self.lions.qualified_name)
self.bot.remove_listener(self.shard_update_guilds, name='on_guild_join')
self.bot.remove_listener(self.shard_update_guilds, name='on_guild_leave')
self.bot.core = None
@LionCog.listener('on_ready')
@log_wrap(action='Touch shard data')
async def touch_shard_data(self):
# Update the last login and guild count for this shard
await self.shard_data.update(last_login=utc_now(), guild_count=len(self.bot.guilds))
@log_wrap(action='Update shard guilds')
async def shard_update_guilds(self, guild):
await self.shard_data.update(guild_count=len(self.bot.guilds))