Feature/multi node support and tos privacy command (#52)

* add support for multiple nodes

* add a tos and privacy command

.docker/lavalink.yml

@@ -0,0 +1,61 @@
+server: # REST and WS server
+  port: 2333
+  address: 0.0.0.0
+lavalink:
+  server:
+    password: "youshallnotpass"
+    sources:
+      youtube: true
+      bandcamp: true
+      soundcloud: true
+      twitch: true
+      vimeo: true
+      http: true
+      local: false
+    bufferDurationMs: 400 # The duration of the NAS buffer. Higher values fare better against longer GC pauses. Minimum of 40ms, lower values may introduce pauses.
+    frameBufferDurationMs: 5000 # How many milliseconds of audio to keep buffered
+    opusEncodingQuality: 10 # Opus encoder quality. Valid values range from 0 to 10, where 10 is best quality but is the most expensive on the CPU.
+    resamplingQuality: LOW # Quality of resampling operations. Valid values are LOW, MEDIUM and HIGH, where HIGH uses the most CPU.
+    trackStuckThresholdMs: 10000 # The threshold for how long a track can be stuck. A track is stuck if does not return any audio data.
+    useSeekGhosting: true # Seek ghosting is the effect where whilst a seek is in progress, the audio buffer is read from until empty, or until seek is ready.
+    youtubePlaylistLoadLimit: 6 # Number of pages at 100 each
+    playerUpdateInterval: 5 # How frequently to send player updates to clients, in seconds
+    youtubeSearchEnabled: true
+    soundcloudSearchEnabled: true
+    gc-warnings: true
+    #ratelimit:
+    #ipBlocks: ["1.0.0.0/8", "..."] # list of ip blocks
+    #excludedIps: ["...", "..."] # ips which should be explicit excluded from usage by lavalink
+    #strategy: "RotateOnBan" # RotateOnBan | LoadBalance | NanoSwitch | RotatingNanoSwitch
+    #searchTriggersFail: true # Whether a search 429 should trigger marking the ip as failing
+    #retryLimit: -1 # -1 = use default lavaplayer value | 0 = infinity | >0 = retry will happen this numbers times
+    #youtubeConfig: # Required for avoiding all age restrictions by YouTube, some restricted videos still can be played without.
+    #email: "" # Email of Google account
+    #password: "" # Password of Google account
+    #httpConfig: # Useful for blocking bad-actors from ip-grabbing your music node and attacking it, this way only the http proxy will be attacked
+    #proxyHost: "localhost" # Hostname of the proxy, (ip or domain)
+    #proxyPort: 3128 # Proxy port, 3128 is the default for squidProxy
+    #proxyUser: "" # Optional user for basic authentication fields, leave blank if you don't use basic auth
+    #proxyPassword: "" # Password for basic authentication
+
+metrics:
+  prometheus:
+    enabled: false
+    endpoint: /metrics
+
+sentry:
+  dsn: ""
+  environment: ""
+
+logging:
+  file:
+    path: ./logs/
+
+  level:
+    root: INFO
+    lavalink: INFO
+
+  logback:
+    rollingpolicy:
+      max-file-size: 1GB
+      max-history: 30

.pre-commit-config.yaml

@@ -1,5 +1,5 @@
 default_language_version:
-    python: python3.9
+    python: python3.10
 repos:
     - repo: https://github.com/pre-commit/pre-commit-hooks
       rev: v4.0.1

bot.py

@@ -4,6 +4,8 @@ from typing import Any
 from typing import Dict
 from typing import List
 from typing import Sequence
+from typing import TYPE_CHECKING
+import itertools
 
 import aioredis
 import discord
@@ -21,94 +23,22 @@ from discord.ext.commands.errors import ExtensionNotFound
 from discord.ext.commands.errors import NoEntryPointError
 
 from context import CustomContext
+from tunebot.redis import GlobalRedisAutoJoin
+from tunebot.redis import GlobalRedisPlaylist
+from tunebot.redis import GlobalRedisPlaylistSource
+from tunebot.redis import RedisAutoJoin
+from tunebot.redis import RedisPlaylistSource
+from utils.assets import process_colours
+from lavalink_player import CustomPlayer
+from utils.log import logger
 
-
-class TuneBot(commands.Bot):
-    lavalink: lavalink.Client
-    invite_link: str
-
-    def __init__(self, config: Dict[Any, Any]):
-        intents = discord.Intents(
-            voice_states=True, guild_messages=True, guilds=True, messages=True
-        )
-
-        self.rpc_is_help_message = True
-        self.update_status.start()
-
-        self.config = config
-        self.initial_cog_names: List[str] = self.config.get("cogs", [])
-        self.colors: Dict[str, Color] = self.process_colours(config.get("colors", []))
-
-        self._redis_client: Redis = aioredis.from_url(
-            self.config["redis_url"], encoding="utf-8", decode_responses=True
-        )
-        self.invite_link: str = ""
-
-        slash_guilds = None
-        if len(self.config["slash_command_guilds"]) > 0:
-            slash_guilds = self.config["slash_command_guilds"]
-
-        super().__init__(
-            command_prefix=self.prefix_callable,
-            owner_ids=self.config["owner_ids"],
-            description=self.config["info"]["description"],
-            case_insensitive=False,
-            fetch_offline_members=False,
-            intents=intents,
-            slash_commands=True,
-            slash_command_guilds=slash_guilds,
-        )
-
-        self.loop.create_task(self.async_init())
-
-    async def async_init(self):
-        await self.load_cogs(self.initial_cog_names)
-
-    async def prefix_callable(self, _, msg: Message) -> List[str]:
-        return commands.when_mentioned_or(*self.config["prefixes"])(self, msg)
-
-    async def load_cogs(self, cog_names: Sequence[str]):
-        for cog in cog_names:
-            try:
-                self.load_extension(cog)
-                print(f"Succesfully loaded extension {cog}.")
-            except (
-                ExtensionNotFound,
-                ExtensionAlreadyLoaded,
-                NoEntryPointError,
-                ExtensionFailed,
-            ) as e:
-                print(f"Failed to load extension {cog}.\n\t{e}", file=sys.stderr)
-
-    async def on_ready(self):
-        self.invite_link = f"https://discord.com/oauth2/authorize?client_id={self.user.id}&permissions=3230720&scope=bot%20applications.commands"
-
-        print(f"Logged in as: {self.user}")
-        print(f"Version: {discord.__version__}")
-        print(f"Invite: {self.invite_link}")
-
-    def process_colours(self, colors: Dict[str, str]) -> Dict[str, Color]:
-        colour_dict: Dict[str, Color] = {}
-        for name, color in colors.items():
-            colour_dict[name] = Color(int(color, 16))
-        return colour_dict
-
-    async def get_context(self, message: Message, *, cls=CustomContext):
-        return await super().get_context(message, cls=cls)
-
-    @tasks.loop(seconds=30)
-    async def update_status(self):
-        await self.wait_until_ready()
-
-        bot_prefix = self.config["prefixes"][0]
-        if self.rpc_is_help_message:
-            title = f"for {bot_prefix}connect | {bot_prefix}help"
-            activity = discord.Activity(name=title, type=ActivityType.watching)
-        else:
-            activity = discord.Activity(name="Some song", type=ActivityType.playing)
-
-        self.rpc_is_help_message = not self.rpc_is_help_message
-        await self.change_presence(activity=activity)
+if TYPE_CHECKING:
+    from tunebot import AutoJoin
+    from tunebot import PlaylistSource
+    from tunebot import GlobalPlaylist
+    from tunebot import GlobalPlaylistSource
+    from tunebot import GlobalAutoJoin
+    from tunebot.context import ContextLike
 
 
 config_path = "config.json"
@@ -117,15 +47,123 @@ if len(sys.argv) > 1:
 
 config = json.load(open(config_path, "r", encoding="utf-8"))
 redis_prefix = config["redis_prefix"]
+colors: Dict[str, Color] = process_colours(config["colors"])
+status_messages: Sequence[str] = config["info"]["status"]["messages"]
+status_interval: int = config["info"]["status"]["interval"]
+
+
+class TuneBot(commands.Bot):
+    lavalink: "lavalink.Client"
+    invite_link: str
+    status_cycle = itertools.cycle(status_messages)
+
+    def __init__(self, config: Dict[Any, Any]):
+        intents = discord.Intents(
+            voice_states=True, guild_messages=True, guilds=True, messages=True
+        )
+
+        self.config = config
+        self.initial_cog_names: List[str] = self.config.get("cogs", [])
+
+        self.redis_prefix = self.config["redis_prefix"]
+        self._redis_client: Redis = aioredis.from_url(
+            self.config["redis_url"], encoding="utf-8", decode_responses=True
+        )
+
+        self.global_autojoin: GlobalAutoJoin = GlobalRedisAutoJoin(
+            self._redis_client,
+            self.redis_prefix,
+        )
+        self.global_playlist: GlobalPlaylist = GlobalRedisPlaylist(
+            self._redis_client,
+            self.redis_prefix,
+        )
+        self.global_playlist_source: GlobalPlaylistSource = GlobalRedisPlaylistSource(
+            self._redis_client,
+            self.redis_prefix,
+        )
+
+        self.invite_link: str = ""
+
+        self.colors = colors
+
+        super().__init__(
+            command_prefix=self.prefix_callable,
+            owner_ids=self.config["owner_ids"],
+            description=self.config["info"]["description"],
+            case_insensitive=False,
+            fetch_offline_members=False,
+            intents=intents,
+        )
+
+    async def setup_hook(self) -> None:
+        await self.load_cogs(self.initial_cog_names)
+        self.update_status.start()
+
+    async def prefix_callable(self, _, msg: Message):
+        logger.info(f"{self.config['prefix']=}")
+        return commands.when_mentioned_or(self.config["prefix"])(self, msg)
+
+    async def load_cogs(self, cog_names: Sequence[str]):
+        for cog in cog_names:
+            try:
+                await self.load_extension(cog)
+                logger.info(f"Succesfully loaded extension {cog}.")
+            except (
+                ExtensionNotFound,
+                ExtensionAlreadyLoaded,
+                NoEntryPointError,
+                ExtensionFailed,
+            ) as e:
+                logger.info(f"Failed to load extension {cog}.\n\t{e}")
+
+        await self.tree.sync()
+
+    async def on_ready(self):
+        self.invite_link = f"https://discord.com/oauth2/authorize?client_id={self.user.id}&permissions=3230720&scope=bot%20applications.commands"
+
+        logger.info(f"Logged in as: {self.user}")
+        logger.info(f"Version: {discord.__version__}")
+        logger.info(f"Invite: {self.invite_link}")
+
+        self.lavalink = self.create_lavalink(self.user.id)
+
+    def create_lavalink(self, user_id: int) -> "lavalink.Client":
+        nodes = self.config["nodes"]
+
+        client: lavalink.Client = lavalink.Client(user_id, player=CustomPlayer)
+        # get the lavalink nodes from the config
+        for node in nodes:
+            client.add_node(nodes[node]["host"], nodes[node]["port"], nodes[node]["password"], nodes[node]["region"], nodes[node]["name"])
+        return client
+
+    async def get_context(self, message: Message, *, cls=CustomContext):
+        return await super().get_context(message, cls=cls)
+
+    def autojoin_context(self, ctx: "ContextLike") -> "AutoJoin":
+        return RedisAutoJoin(ctx)
+
+    def playlist_source_context(self, ctx: "ContextLike") -> "PlaylistSource":
+        return RedisPlaylistSource(ctx)
+
+    @tasks.loop(seconds=status_interval)
+    async def update_status(self):
+        await self.wait_until_ready()
+        name = next(self.status_cycle)
+        activity = discord.Activity(name=name, type=ActivityType.listening)
+        await self.change_presence(activity=activity)
+
+
+client = TuneBot(config)
 
 if __name__ == "__main__":
     try:
         import uvloop
 
         uvloop.install()
-        print("Succesfully initialized uvloop")
+        logger.info("Succesfully initialized uvloop")
     except ModuleNotFoundError:
         pass
 
     token = config.pop("token")
-    TuneBot(config).run(token, reconnect=True)
+    client.run(token, reconnect=True)

cogs/information.py

@@ -1,128 +0,0 @@
-import datetime
-import time
-from typing import Optional
-
-import discord
-import humanize
-import lavalink
-from discord.ext import commands
-from discord.ext import tasks
-from discord.ext.commands import Context
-
-from bot import TuneBot
-from context import CustomContext
-from utils.classes import BaseCog
-from utils.database import AutoJoin
-from utils.EmbedGenerator import EmbedGenerator
-from utils.paginator import HelpPaginator
-
-
-class InformationCog(BaseCog, name="Information"):
-    @commands.command(name="ping", aliases=["pong"])
-    @commands.cooldown(rate=1, per=5, type=commands.BucketType.user)
-    async def ping(self, ctx: Context):
-        """Test the latency"""
-        avatar = ctx.author.avatar.with_static_format("jpeg")
-        emoji = discord.utils.get(ctx.bot.emojis, name="loading")
-        start = time.monotonic()
-        msg = await ctx.send(
-            embed=discord.Embed(description=f"{emoji} Calculating ping")
-        )
-        millis = (time.monotonic() - start) * 1000
-        heartbeat = ctx.bot.latency * 1000
-        embed = discord.Embed(color=discord.Color.blue())
-        embed.add_field(
-            name=":heartbeat: Heartbeat", value=f"`{heartbeat:,.2f}ms`", inline=True
-        )
-        embed.add_field(
-            name=":file_cabinet: ACK", value=f"`{millis:,.2f}ms`", inline=True
-        )
-        embed.set_footer(text=f"Requested by: {ctx.author}", icon_url=f"{avatar}")
-        await msg.edit(embed=embed)
-
-    @commands.command(name="invite")
-    @commands.cooldown(rate=1, per=5, type=commands.BucketType.user)
-    async def invite(self, ctx: Context):
-        """Gets the invite link"""
-        await EmbedGenerator.Message(
-            ctx, "Add our bot to your server:", self.bot.invite_link
-        )
-
-    @commands.command(name="wlinfo")
-    @commands.cooldown(rate=1, per=5, type=commands.BucketType.user)
-    async def wlinfo(self, ctx: CustomContext):
-        """Retrieve various node/server/player information"""
-        player = self.bot.lavalink.player_manager.get(ctx.guild.id)
-        nodes = self.bot.lavalink.node_manager.available_nodes
-
-        used = humanize.naturalsize(sum([n.stats.memory_used for n in nodes]))
-        total = humanize.naturalsize(sum([n.stats.memory_allocated for n in nodes]))
-        free = humanize.naturalsize(sum([n.stats.memory_free for n in nodes]))
-        cpu = sum([n.stats.cpu_cores for n in nodes])
-
-        fmt = (
-            f"**Lavalink:** `{lavalink.__version__}`\n\n"
-            f"Connected to `{len(self.bot.lavalink.node_manager.available_nodes)}` nodes.\n"
-            #f"Best available Node `{self.bot.lavalink.node_manager.find_ideal_node().name.__repr__()}`\n"
-            f"`{len(self.bot.lavalink.player_manager.players)}` players are distributed on nodes.\n"
-            f"`{sum([n.stats.players for n in nodes])}` players are distributed on server.\n"
-            f"`{sum([n.stats.playing_players for n in nodes])}` players are playing on server.\n\n"
-            f"Server Memory: `{used}/{total}` | `({free} free)`\n"
-            f"Server CPU: `{cpu}`\n\n"
-            #f"Server Uptime: `{datetime.timedelta(milliseconds=node.stats.uptime)}`"
-        )
-        await ctx.send(fmt)
-        AutoJoin.get_channels()
-
-    @commands.command(name="help", aliases=["about", "info"])
-    @commands.cooldown(1, 1, commands.BucketType.user)
-    async def about(
-        self,
-        ctx: Context,
-        command: Optional[str] = commands.Option(
-            description="Show help for a command or category"
-        ),
-    ):
-        """Retrieve a list of possible commands"""
-        if command:
-            entity = self.bot.get_cog(command) or self.bot.get_command(command)
-
-            if entity is None:
-                clean = command.replace("@", "@\u200b")
-                return await ctx.send(f'Command or category "{clean}" not found.')
-            elif isinstance(entity, discord.ext.commands.Command):
-                p = await HelpPaginator.from_command(ctx, entity)
-            else:
-                p = await HelpPaginator.from_cog(ctx, entity)
-            return await p.paginate()
-
-        info = self.bot.config["info"]
-        title = info["name"] + " Help"
-        descr = info["description"]
-        color = self.bot.colors["embed"]
-
-        embed = discord.Embed(color=color, title=title, description=descr)
-
-        display_cogs = {
-            "Information": ":information_source:",
-            "Music": ":musical_note:",
-            "Settings": ":gear:",
-        }
-
-        for cog_name, cog_icon in display_cogs.items():
-            cog = self.bot.cogs.get(cog_name)
-            if not cog:
-                continue
-            cogname_str = f"{cog_icon} {cog_name}"
-            commands = [f"`{cmd.name}`" for cmd in cog.get_commands() if not cmd.hidden]
-            commands_str = ", ".join(commands)
-            embed.add_field(name=cogname_str, value=commands_str, inline=False)
-
-        avatar = ctx.author.avatar.with_static_format("jpeg")
-        embed.set_footer(text=f"Requested by: {ctx.author}", icon_url=avatar)
-        await ctx.send(embed=embed)
-
-
-def setup(bot: TuneBot):
-    bot.remove_command("help")
-    bot.add_cog(InformationCog(bot))

cogs/information/__init__.py

@@ -0,0 +1,17 @@
+import typing
+
+from cogs.information.interactions import InfoCommands
+from utils.classes import BaseCog
+
+if typing.TYPE_CHECKING:
+    from bot import TuneBot
+
+
+class InformationCog(BaseCog, name="Information"):
+    pass
+
+
+async def setup(bot: "TuneBot"):
+    bot.remove_command("help")
+    await bot.add_cog(InformationCog(bot))
+    bot.tree.add_command(InfoCommands(bot), override=True)

cogs/information/interactions.py

@@ -0,0 +1,64 @@
+import typing
+
+import humanize
+import lavalink
+from discord import app_commands
+from discord import Interaction
+
+from utils.embed import create_embed
+
+if typing.TYPE_CHECKING:
+    from bot import TuneBot
+
+
+class InfoCommands(app_commands.Group):
+    def __init__(self, bot: "TuneBot"):
+        super().__init__(name="bot", description="Some extra info")
+        self.bot: "TuneBot" = bot
+
+    @app_commands.command(name="invite", description="I'd happily join your server")
+    async def invite(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        embed.title = "My invite link"
+        embed.description = f"[{self.bot.invite_link}]({self.bot.invite_link})"
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(
+        name="stats", description="Some node/server/player information"
+    )
+    async def wlinfo(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        nodes = self.bot.lavalink.node_manager.available_nodes
+
+        used = humanize.naturalsize(sum([n.stats.memory_used for n in nodes]))
+        total = humanize.naturalsize(sum([n.stats.memory_allocated for n in nodes]))
+        free = humanize.naturalsize(sum([n.stats.memory_free for n in nodes]))
+        cpu = sum([n.stats.cpu_cores for n in nodes])
+
+        info = self.bot.config["info"]
+        embed.title = info["name"] + " stats"
+
+        embed.description = (
+            f"**Lavalink:** `{lavalink.__version__}`\n\n"
+            f"Connected to `{len(self.bot.lavalink.node_manager.available_nodes)}` nodes.\n"
+            f"`{len(self.bot.lavalink.player_manager.players)}` players are distributed on nodes.\n"
+            f"`{sum([n.stats.players for n in nodes])}` players are distributed on server.\n"
+            f"`{sum([n.stats.playing_players for n in nodes])}` players are playing on server.\n\n"
+            f"Server Memory: `{used}/{total}` | `({free} free)`\n"
+            f"Server CPU: `{cpu}`\n\n"
+        )
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(name="tos", description="Terms of Service")
+    async def tos(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        embed.title = "Terms of Service (ToS)"
+        embed.description = "[https://exobot.site/static/tos.html](https://exobot.site/static/tos.html)"
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(name="privacy", description="Privacy Policy")
+    async def privacy(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        embed.title = "Privacy Policy"
+        embed.description = "[https://exobot.site/static/privacy.html](https://exobot.site/static/privacy.html)"
+        await ctx.response.send_message(embed=embed)

cogs/music.py

@@ -1,307 +0,0 @@
-import asyncio
-import datetime
-import re
-from typing import Optional
-
-import discord
-import lavalink
-from discord import Embed
-from discord.channel import TextChannel
-from discord.ext import commands
-from discord.ext.commands.context import Context
-from discord.ext.commands.errors import CommandError
-from lavalink.models import AudioTrack
-from lavalink.models import DefaultPlayer
-
-from bot import TuneBot
-from context import CustomContext
-from utils.classes import BaseCog
-from utils.database import AutoJoin
-from utils.database import Playlist
-from utils.EmbedGenerator import EmbedGenerator
-from utils.exceptions import EmbeddedCommandException
-
-url_rx = re.compile(r"https?://(?:www\.)?.+")
-
-
-class LavalinkVoiceClient(discord.VoiceClient):
-    def __init__(self, client: discord.Client, channel: discord.abc.Connectable):
-        self.client = client
-        self.channel = channel
-        self.lavalink = self.client.lavalink
-
-    async def on_voice_server_update(self, data):
-        # the data needs to be transformed before being handed down to
-        # voice_update_handler
-        lavalink_data = {"t": "VOICE_SERVER_UPDATE", "d": data}
-        await self.lavalink.voice_update_handler(lavalink_data)
-
-    async def on_voice_state_update(self, data):
-        # the data needs to be transformed before being handed down to
-        # voice_update_handler
-        lavalink_data = {"t": "VOICE_STATE_UPDATE", "d": data}
-        await self.lavalink.voice_update_handler(lavalink_data)
-
-    async def connect(self, *, timeout: float, reconnect: bool) -> None:
-        """
-        Connect the bot to the voice channel and create a player_manager
-        if it doesn't exist yet.
-        """
-        # ensure there is a player_manager when creating a new voice_client
-        self.lavalink.player_manager.create(guild_id=self.channel.guild.id)
-        await self.channel.guild.change_voice_state(channel=self.channel)
-
-    async def disconnect(self, *, force: bool) -> None:
-        """
-        Handles the disconnect.
-        Cleans up running player and leaves the voice client.
-        """
-        player = self.lavalink.player_manager.get(self.channel.guild.id)
-
-        # no need to disconnect if we are not connected
-        if not force and not player.is_connected:
-            return
-
-        # None means disconnect
-        await self.channel.guild.change_voice_state(channel=None)
-
-        # update the channel_id of the player to None
-        # this must be done because the on_voice_state_update that
-        # would set channel_id to None doesn't get dispatched after the
-        # disconnect
-        player.channel_id = None
-        self.cleanup()
-
-
-class Music(BaseCog):
-    @commands.Cog.listener()
-    async def on_ready(self):
-        if not hasattr(
-            self.bot, "lavalink"
-        ):  # This ensures the client isn't overwritten during cog reloads.
-            self.bot.lavalink = lavalink.Client(self.bot.user.id)
-
-            ll = self.bot.config["lavalink"]
-            self.bot.lavalink.add_node(
-                ll["host"], ll["port"], ll["password"], ll["region"], ll["name"]
-            )
-
-        self.bot.lavalink.add_event_hook(self.track_hook)
-        await self.async_init()
-
-    async def async_init(self):
-        redis_result = await AutoJoin.get_channels(self.bot._redis_client)
-
-        while len(self.bot.lavalink.node_manager.available_nodes) == 0:
-            await asyncio.sleep(1)
-
-        for guild_id, (voicechannel_id, textchannel_id) in redis_result.items():
-            player = self.bot.lavalink.player_manager.create(guild_id)
-            player.store("channel", textchannel_id)
-            voice_channel = await self.bot.fetch_channel(voicechannel_id)
-            await voice_channel.connect(cls=LavalinkVoiceClient)
-            if not player.is_playing:
-                await self.fill_player_queue(
-                    player, self.bot.config["queue_buffer_size"]
-                )
-                await player.play()
-
-                textchannel = await self.bot.fetch_channel(textchannel_id)
-                await textchannel.send("Automatically joined the voice channel")
-
-    async def fill_player_queue(self, player: DefaultPlayer, buffer: Optional[int] = 1):
-        queries = await Playlist.random(self.bot._redis_client, buffer)
-        # Get the results for the query from Lavalink.
-        for query in queries:
-            result = await player.node.get_tracks(query)
-            if not result or not result["tracks"]:
-                continue
-
-            track = lavalink.models.AudioTrack(
-                result["tracks"][0], self.bot.user.id, recommended=False
-            )
-            player.add(requester=self.bot.user.id, track=track)
-
-    async def create_track_embed(self, track: AudioTrack) -> Embed:
-        embed_color = self.bot.colors["embed"]
-        embed = discord.Embed(
-            title=f"Now playing...",
-            colour=embed_color,
-        )
-        embed.description = f"[{track.title}]({track.uri})"
-        embed.set_thumbnail(
-            url=f"https://i3.ytimg.com/vi/{track.identifier}/mqdefault.jpg"
-        )
-
-        try:
-            duration = str(datetime.timedelta(milliseconds=int(track.duration)))
-        except OverflowError:
-            duration = "🔴 LIVE"
-
-        embed.add_field(name="Duration", value=duration)
-        embed.add_field(name="Author", value=track.author)
-        return embed
-
-    def cog_unload(self):
-        """Cog unload handler. This removes any event hooks that were registered."""
-        self.bot.lavalink._event_hooks.clear()
-
-    async def cog_before_invoke(self, ctx):
-        """Command before-invoke handler."""
-        guild_check = ctx.guild is not None
-
-        #  This is essentially the same as `@commands.guild_only()`
-        #  except it saves us repeating ourselves (and also a few lines).
-
-        if not hasattr(self.bot, "lavalink"):
-            await ctx.send("Still starting please wait a moment.")
-
-        if guild_check:
-            await self.ensure_voice(ctx)
-            #  Ensure that the bot and command author share a mutual voicechannel.
-
-        return guild_check
-
-    async def cog_command_error(self, ctx: CustomContext, error: CommandError):
-        if isinstance(error, commands.CommandInvokeError):
-            await ctx.send(error.original)
-            # The above handles errors thrown in this cog and shows them to the user.
-            # This shouldn't be a problem as the only errors thrown in this cog are from `ensure_voice`
-            # which contain a reason string, such as "Join a voicechannel" etc. You can modify the above
-            # if you want to do things differently.
-        elif isinstance(error, EmbeddedCommandException):
-            await error.send(ctx)
-
-    async def ensure_voice(self, ctx):
-        """This check ensures that the bot and command author are in the same voicechannel."""
-        player = self.bot.lavalink.player_manager.create(
-            ctx.guild.id, endpoint=str(ctx.guild.region)
-        )
-        # Create returns a player if one exists, otherwise creates.
-        # This line is important because it ensures that a player always exists for a guild.
-
-        # Most people might consider this a waste of resources for guilds that aren't playing, but this is
-        # the easiest and simplest way of ensuring players are created.
-
-        # These are commands that require the bot to join a voicechannel (i.e. initiating playback).
-        # Commands such as volume/skip etc don't require the bot to be in a voicechannel so don't need listing here.
-        should_connect = ctx.command.name in ("connect",)
-
-        if not ctx.author.voice or not ctx.author.voice.channel:
-            # Our cog_command_error handler catches this and sends it to the voicechannel.
-            # Exceptions allow us to "short-circuit" command invocation via checks so the
-            # execution state of the command goes no further.
-            raise commands.CommandInvokeError("Join a voicechannel first.")
-
-        if not player.is_connected:
-            if not should_connect:
-                bot_name = self.bot.config["info"]["name"]
-                embed = await EmbedGenerator.Message(
-                    ctx,
-                    f"{bot_name} is not connected",
-                    "However you can start playing music using `/connect`",
-                    no_send=True,
-                )
-                raise EmbeddedCommandException(embed)
-
-            permissions = ctx.author.voice.channel.permissions_for(ctx.me)
-
-            if (
-                not permissions.connect or not permissions.speak
-            ):  # Check user limit too?
-                raise commands.CommandInvokeError(
-                    "I need the `CONNECT` and `SPEAK` permissions."
-                )
-
-            player.store("channel", ctx.channel.id)
-            await ctx.author.voice.channel.connect(cls=LavalinkVoiceClient)
-        else:
-            if int(player.channel_id) != ctx.author.voice.channel.id:
-                raise commands.CommandInvokeError("You need to be in my voicechannel.")
-
-    async def track_hook(self, event):
-        if isinstance(event, lavalink.events.QueueEndEvent):
-            # When this track_hook receives a "QueueEndEvent" from lavalink.py
-            # it indicates that there are no tracks left in the player's queue.
-            # To save on resources, we can tell the bot to disconnect from the voicechannel.
-            guild_id = int(event.player.guild_id)
-            guild = self.bot.get_guild(guild_id)
-            await guild.voice_client.disconnect(force=True)
-        elif isinstance(event, lavalink.events.TrackStartEvent):
-            channel_id = int(event.player.fetch("channel"))
-            channel: TextChannel = self.bot.get_channel(channel_id)
-            embed = await self.create_track_embed(event.player.current)
-            await channel.send(embed=embed)
-        elif isinstance(event, lavalink.events.TrackEndEvent):
-            await self.fill_player_queue(event.player, 1)
-
-    @commands.command(name="connect", aliases=["p", "play", "join"])
-    async def play(self, ctx: CustomContext):
-        """Start the radio"""
-        # Get the player for this guild from cache.
-        if ctx.player.is_connected:
-            await ctx.send("Already connected")
-            return
-
-        await self.fill_player_queue(
-            ctx.player, self.bot.config["queue_buffer_size"] + 1
-        )
-
-        if not ctx.player.is_playing:
-            await ctx.player.play()
-
-        await EmbedGenerator.Title(ctx, "*⃣ | Connected.")
-        return
-
-    @commands.command(name="skip", aliases=["next"])
-    async def skip(self, ctx: CustomContext):
-        """Skip the current song"""
-        await ctx.player.skip()
-        await ctx.send("Skipped current song")
-
-    @commands.command(name="queue")
-    async def queue(self, ctx: CustomContext):
-        """Display the current radio queue"""
-        embed_color = self.bot.colors["embed"]
-        embed = Embed(title="Coming Up...", colour=embed_color)
-
-        if len(ctx.player.queue) > 0:
-            embed.description = "\n".join(
-                f"{index}. [{track.title}]({track.uri})"
-                for index, track in enumerate(ctx.player.queue, 1)
-            )
-        else:
-            embed.description = "We are still determining a playlist"
-
-        await ctx.send(embed=embed)
-
-    @commands.command(name="disconnect", aliases=["dc", "stop"])
-    async def disconnect(self, ctx: CustomContext):
-        """Disconnects the radio from the channel"""
-        if not ctx.author.voice or (
-            ctx.player.is_connected
-            and ctx.author.voice.channel.id != int(ctx.player.channel_id)
-        ):
-            # Abuse prevention. Users not in voice channels, or not in the same voice channel as the bot
-            # may not disconnect the bot.
-            await EmbedGenerator.Title(ctx, "You're not in my voicechannel!")
-            return
-
-        # Clear the queue to ensure old tracks don't start playing
-        # when someone else queues something.
-        ctx.player.queue.clear()
-        # Stop the current track so Lavalink consumes less resources.
-        await ctx.player.stop()
-        # Disconnect from the voice channel.
-        await ctx.voice_client.disconnect(force=True)
-        await EmbedGenerator.Title(ctx, "*⃣ | Disconnected.")
-
-    @commands.command(name="now")
-    async def now_playing(self, ctx: CustomContext):
-        """Displays information about the currently played track"""
-        embed = await self.create_track_embed(ctx.player.current)
-        await ctx.send(embed=embed)
-
-
-def setup(bot: TuneBot):
-    bot.add_cog(Music(bot))

cogs/music/__init__.py

@@ -0,0 +1,71 @@
+import asyncio
+import typing
+
+import lavalink
+from discord.channel import TextChannel
+from discord.ext import commands
+
+from bot import TuneBot
+from cogs.music import helper
+from cogs.music import track_embed
+from cogs.music.interactions import MusicCommands
+from cogs.music.interactions import QUEUE_SIZE
+from cogs.music.voice_client import LavalinkVoiceClient
+from utils.classes import BaseCog
+from utils.log import logger
+
+if typing.TYPE_CHECKING:
+    from bot import TuneBot
+
+
+class MusicCog(BaseCog, name="Music"):
+    def __init__(self, bot: TuneBot):
+        super().__init__(bot)
+        if not hasattr(bot, "lavalink"):
+            self.bot.lavalink = self.bot.create_lavalink(bot.user.id)
+
+        self.bot.lavalink.add_event_hook(self.track_hook)
+
+    @commands.Cog.listener()
+    async def on_ready(self):
+        while not self.is_lavalink_ready():
+            await asyncio.sleep(1)
+
+        redis_result = await self.bot.global_autojoin.fetch_channels()
+        for guild_id, (voicechannel_id, textchannel_id) in redis_result.items():
+            try:
+                player = self.bot.lavalink.player_manager.create(guild_id)
+                player.store("channel", textchannel_id)
+                voice_channel = await self.bot.fetch_channel(voicechannel_id)
+                await voice_channel.connect(cls=LavalinkVoiceClient)
+                if not player.is_playing:
+                    await helper.fill_player_queue(self.bot, player, QUEUE_SIZE)
+                    await player.play()
+            except:
+                logger.error(f"Failed to autojoin guild {guild_id}.")
+
+    async def track_hook(self, event: lavalink.Event):
+        if isinstance(event, lavalink.events.QueueEndEvent):
+            guild_id = event.player.guild_id
+            guild = self.bot.get_guild(guild_id)
+            await guild.voice_client.disconnect(force=True)
+        elif isinstance(event, lavalink.events.TrackEndEvent):
+            channel_id = int(event.player.fetch("channel"))
+            channel: TextChannel = self.bot.get_channel(channel_id)
+            await helper.fill_player_queue(self.bot, event.player, 1)
+            event.player.append_history(event.track)
+
+            if event.reason == "FINISHED":
+                queue = event.player.queue[1:]
+                current = event.player.queue[0]
+            else:
+                queue = event.player.queue
+                current = event.player.current
+
+            embed = track_embed.create_track_embed(current, queue, event.player.history)
+            await channel.send(embed=embed)
+
+
+async def setup(bot: "TuneBot"):
+    await bot.add_cog(MusicCog(bot))
+    bot.tree.add_command(MusicCommands(bot), override=True)

cogs/music/helper.py

@@ -0,0 +1,63 @@
+import datetime
+import typing
+
+import discord
+import lavalink
+
+from bot import colors
+from cogs.music.voice_client import LavalinkVoiceClient
+from utils.log import logger
+
+if typing.TYPE_CHECKING:
+    from lavalink import DefaultPlayer
+    from lavalink_player import CustomPlayer
+    from bot import TuneBot
+
+
+def get_player(bot: "TuneBot", guild_id: int) -> "CustomPlayer":
+    if player := bot.lavalink.player_manager.get(guild_id=guild_id):
+        return player
+
+    return bot.lavalink.player_manager.create(guild_id)
+
+
+async def fill_player_queue(
+    bot: "TuneBot", player: "DefaultPlayer", amount: typing.Optional[int] = 1
+):
+    queries = await bot.global_playlist.pick_random(amount)
+    logger.info(f"Got queries for {player.guild_id} {queries=} {amount=}")
+
+    for query in queries:
+        result = await player.node.get_tracks(query)
+        if not result or not result["tracks"]:
+            continue
+
+        track = lavalink.models.AudioTrack(
+            result["tracks"][0], bot.user.id, recommended=False
+        )
+        player.add(requester=bot.user.id, track=track)
+
+
+async def ensure_voice(
+    permissions: discord.Permissions,
+    player: "DefaultPlayer",
+    author: discord.Member,
+    voice_client: typing.Any,
+    channel_id: int,
+):
+    """This ensures that the bot and command author are in the same voicechannel."""
+    if not author.voice or not author.voice.channel:
+        raise Exception("Join a voicechannel first.")
+
+    if not voice_client:
+        if not permissions.connect or not permissions.speak:  # Check user limit too?
+            raise Exception("I need to be able to join your channel and speak")
+
+        player.store("channel", channel_id)
+        await author.voice.channel.connect(cls=LavalinkVoiceClient)
+    else:
+        if voice_client.channel.id != author.voice.channel.id:
+            raise Exception("You need to be in my voicechannel")
+
+
+__all__ = ("fill_player_queue", "get_player", "ensure_voice")

cogs/music/interactions.py

@@ -0,0 +1,115 @@
+import typing
+
+from discord import app_commands
+from discord import Interaction
+
+from bot import config
+from cogs.music import helper
+from utils.embed import create_embed
+from cogs.music import track_embed
+
+if typing.TYPE_CHECKING:
+    from bot import TuneBot
+
+QUEUE_SIZE = config["queue_buffer_size"]
+
+
+class MusicCommands(app_commands.Group):
+    def __init__(self, bot: "TuneBot"):
+        super().__init__(name="radio", description="Never-ending stream of good vibes")
+        self.bot: "TuneBot" = bot
+
+    @app_commands.command(name="connect", description="Start the radio")
+    async def connect(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        player = helper.get_player(ctx.client, ctx.guild_id)
+
+        try:
+            await helper.ensure_voice(
+                permissions=ctx.app_permissions,
+                player=player,
+                author=ctx.user,
+                voice_client=ctx.guild.voice_client,
+                channel_id=ctx.channel.id,
+            )
+        except Exception as exc:
+            embed.title = str(exc)
+            await ctx.response.send_message(embed=embed)
+            return
+
+        if player.is_connected:
+            embed.title = "Already connected."
+            await ctx.response.send_message(embed=embed)
+            return
+
+        await helper.fill_player_queue(ctx.client, player, QUEUE_SIZE)
+
+        if not player.is_playing:
+            await player.play()
+
+        embed = track_embed.create_track_embed(player.current, player.queue, [])
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(
+        name="disconnect", description="I've had enough music for a while"
+    )
+    async def disconnect(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        player = helper.get_player(ctx.client, ctx.guild_id)
+
+        if not ctx.user.voice or (
+            player.is_connected and ctx.user.voice.channel.id != int(player.channel_id)
+        ):
+            embed.title = "You're not in my voicechannel!"
+            await ctx.response.send_message(embed=embed)
+            return
+
+        # Clear the queue to ensure old tracks don't start playing
+        # when someone else queues something.
+        player.queue.clear()
+        # Stop the current track so Lavalink consumes less resources.
+        await player.stop()
+        # Disconnect from the voice channel.
+        await ctx.guild.voice_client.disconnect(force=True)
+        embed.title = "*⃣ | Disconnected."
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(
+        name="current", description="Gives more details about what's currently playing."
+    )
+    async def current(self, ctx: Interaction):
+        player = helper.get_player(ctx.client, ctx.guild_id)
+        if not player.current:
+            embed = create_embed(ctx.user)
+            embed.title = "You're not listening to anything right now."
+            await ctx.response.send_message(embed=embed)
+            return
+
+        embed = track_embed.create_track_embed(
+            player.current, player.queue, player.history
+        )
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(name="queue", description="See what's ahead")
+    async def queue(self, ctx: Interaction):
+        player = helper.get_player(ctx.client, ctx.guild_id)
+        embed = create_embed(ctx.user)
+        embed.title = "Coming up..."
+        if len(player.queue) > 0:
+            embed.description = "\n".join(
+                f"{index}. [{track.title}]({track.uri})"
+                for index, track in enumerate(player.queue, 1)
+            )
+        else:
+            embed.description = "We are still determining a playlist"
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(
+        name="skip", description="You might like the next track better"
+    )
+    async def skip(self, ctx: Interaction):
+        player = helper.get_player(ctx.client, ctx.guild_id)
+        embed = create_embed(ctx.user)
+        embed.title = "Skipped current song"
+        await player.skip()
+        await ctx.response.send_message(embed=embed)

cogs/music/track_embed.py

@@ -0,0 +1,60 @@
+import datetime
+import typing
+import discord
+from bot import colors
+from cogs.music import helper
+
+if typing.TYPE_CHECKING:
+    from lavalink.models import AudioTrack
+
+
+def format_track(track: "AudioTrack", max_length: int = 0):
+    try:
+        duration = str(datetime.timedelta(milliseconds=int(track.duration)))
+    except OverflowError:
+        duration = "0:00:00"
+
+    if max_length == 0:
+        return f"`{duration}` [{track.title}]({track.uri})"
+
+    max_length -= len(duration) + 1
+    if len(track.title) > max_length:
+        track_title = track.title[: max_length - 3] + "..."
+    else:
+        track_title = track.title
+
+    return f"`{duration}` [{track_title}]({track.uri})"
+
+
+def create_track_embed(
+    current: "AudioTrack",
+    queue: typing.Sequence["AudioTrack"],
+    history: typing.Sequence["AudioTrack"],
+) -> discord.Embed:
+    embed_width = 52
+    embed = discord.Embed(
+        title="Now playing...",
+        colour=colors["embed"],
+    )
+
+    embed.description = format_track(current, max_length=embed_width)
+
+    if len(queue) > 0:
+        upcoming_fmt = "\n".join(
+            format_track(track, max_length=embed_width) for track in queue
+        )
+    else:
+        upcoming_fmt = "No tracks have been queued yet..."
+    embed.add_field(name="Coming up", value=upcoming_fmt, inline=False)
+
+    if len(history) > 0:
+        history_fmt = "\n".join(
+            format_track(track, max_length=embed_width) for track in history
+        )
+    else:
+        history_fmt = "No history yet..."
+    embed.add_field(name="Previously played", value=history_fmt, inline=False)
+
+    embed.set_image(url=f"https://i3.ytimg.com/vi/{current.identifier}/mqdefault.jpg")
+    embed.set_footer(text=f"Uploaded by: {current.author}")
+    return embed

cogs/music/voice_client.py

@@ -0,0 +1,64 @@
+import typing
+
+import discord
+
+if typing.TYPE_CHECKING:
+    from bot import TuneBot
+
+
+class LavalinkVoiceClient(discord.VoiceClient):
+    def __init__(self, client: "TuneBot", channel: discord.abc.Connectable):
+        self.client = client
+        self.channel = channel
+        self.lavalink = self.client.lavalink
+
+    async def on_voice_server_update(self, data):
+        # the data needs to be transformed before being handed down to
+        # voice_update_handler
+        lavalink_data = {"t": "VOICE_SERVER_UPDATE", "d": data}
+        await self.lavalink.voice_update_handler(lavalink_data)
+
+    async def on_voice_state_update(self, data):
+        # the data needs to be transformed before being handed down to
+        # voice_update_handler
+        lavalink_data = {"t": "VOICE_STATE_UPDATE", "d": data}
+        await self.lavalink.voice_update_handler(lavalink_data)
+
+    async def connect(
+        self,
+        *,
+        timeout: float,
+        reconnect: bool,
+        self_deaf: bool = False,
+        self_mute: bool = False,
+    ) -> None:
+        """
+        Connect the bot to the voice channel and create a player_manager
+        if it doesn't exist yet.
+        """
+        # ensure there is a player_manager when creating a new voice_client
+        self.lavalink.player_manager.create(guild_id=self.channel.guild.id)
+        await self.channel.guild.change_voice_state(
+            channel=self.channel, self_mute=self_mute, self_deaf=self_deaf
+        )
+
+    async def disconnect(self, *, force: bool) -> None:
+        """
+        Handles the disconnect.
+        Cleans up running player and leaves the voice client.
+        """
+        player = self.lavalink.player_manager.get(self.channel.guild.id)
+
+        # no need to disconnect if we are not connected
+        if not force and not player.is_connected:
+            return
+
+        # None means disconnect
+        await self.channel.guild.change_voice_state(channel=None)
+
+        # update the channel_id of the player to None
+        # this must be done because the on_voice_state_update that
+        # would set channel_id to None doesn't get dispatched after the
+        # disconnect
+        player.channel_id = None
+        self.cleanup()

cogs/owner.py

@@ -1,213 +0,0 @@
-import asyncio
-import io
-import textwrap
-import time
-import traceback
-from asyncio.subprocess import PIPE
-from contextlib import redirect_stdout
-from io import BytesIO
-from platform import python_version
-
-import discord
-from discord.ext import commands
-from discord.ext.commands.context import Context
-
-from bot import TuneBot
-from utils.classes import BaseCog
-
-
-class OwnerCog(BaseCog):
-    def __init__(self, bot: TuneBot):
-        super().__init__(bot)
-        self._last_result = None
-
-    @staticmethod
-    def cleanup_code(content):
-        if content.startswith("```") and content.endswith("```"):
-            return "\n".join(content.split("\n")[1:-1])
-        return content.strip("` \n")
-
-    # Hidden means it won't show up on the default help.
-    @commands.command(name="load", hidden=True, slash_command=False)
-    @commands.is_owner()
-    async def _cog_load(self, ctx: Context, *, cog: str):
-        """Command which Loads a Module."""
-
-        try:
-            self.bot.load_extension(cog)
-        except Exception as e:
-            await ctx.send(f"**`ERROR:`** {type(e).__name__} - {e}")
-        else:
-            await ctx.send("**`SUCCESS`**")
-
-    @commands.command(name="unload", hidden=True, slash_command=False)
-    @commands.is_owner()
-    async def _cog_unload(self, ctx, *, cog: str):
-        """Command which Unloads a Module."""
-
-        try:
-            self.bot.unload_extension(cog)
-        except Exception as e:
-            await ctx.send(f"**`ERROR:`** {type(e).__name__} - {e}")
-        else:
-            await ctx.send("**`SUCCESS`**")
-
-    @commands.command(name="reload", hidden=True, slash_command=False)
-    @commands.is_owner()
-    async def _cog_reload(self, ctx, *, cog: str):
-        """Command which Reloads a Module."""
-
-        try:
-            self.bot.unload_extension(cog)
-            self.bot.load_extension(cog)
-        except Exception as e:
-            await ctx.send(f"**`ERROR:`** {type(e).__name__} - {e}")
-        else:
-            await ctx.send("**`SUCCESS`**")
-
-    @commands.command(name="shutdown", hidden=True, slash_command=False)
-    @commands.is_owner()
-    async def shutdown(self, ctx):
-        """Command which shutdowns the bot."""
-        await ctx.bot.logout()
-
-    @commands.is_owner()
-    @commands.command(
-        pass_context=True,
-        hidden=True,
-        name="eval",
-        aliases=["evaluate"],
-        slash_command=False,
-    )
-    async def _eval(self, ctx, *, body: str):
-        env = {
-            "bot": self.bot,
-            "ctx": ctx,
-            "channel": ctx.channel,
-            "author": ctx.author,
-            "guild": ctx.guild,
-            "message": ctx.message,
-            "_": self._last_result,
-        }
-
-        env.update(globals())
-
-        body = self.cleanup_code(body)
-        stdout = io.StringIO()
-
-        to_compile = f'async def func():\n{textwrap.indent(body, "  ")}'
-        # await ctx.message.add_reaction('a:loading:452489773396000778')
-
-        try:
-            exec(to_compile, env)
-        except Exception as e:
-            # await ctx.message.add_reaction('naokoerror:447495055603662849')
-            fooem = discord.Embed(color=0xFF0000)
-            fooem.add_field(
-                name="Code evaluation was not successful.",
-                value=f"```\n{e.__class__.__name__}: {e}\n```",
-            )
-            fooem.set_footer(
-                text=f"Evaluated using Python {python_version()}",
-                icon_url="http://i.imgur.com/9EftiVK.png",
-            )
-            await ctx.send(embed=fooem)
-            # await ctx.message.remove_reaction('a:loading:452489773396000778', member=ctx.me)
-
-        func = env["func"]
-        try:
-            with redirect_stdout(stdout):
-                ret = await func()
-        except Exception as e:
-            value = stdout.getvalue()
-            # await ctx.message.add_reaction('naokoerror:447495055603662849')
-            fooem = discord.Embed(color=0xFF0000)
-            fooem.add_field(
-                name="Code evaluation was not successful.",
-                value=f"```\n{value}{traceback.format_exc()}\n```",
-            )
-            fooem.set_footer(
-                text=f"Evaluated using Python {python_version()}",
-                icon_url="http://i.imgur.com/9EftiVK.png",
-            )
-            await ctx.send(embed=fooem)
-            try:
-                # await ctx.message.remove_reaction('a:loading:452489773396000778', member=ctx.me)
-                # await ctx.message.add_reaction('naokotick:447494238872141827')
-                pass
-            except Exception:
-                pass
-        else:
-            value = stdout.getvalue()
-            try:
-                await ctx.message.remove_reaction(
-                    "a:loading:452489773396000778", member=ctx.me
-                )
-                # await ctx.message.add_reaction('naokotick:447494238872141827')
-            except Exception:
-                pass
-
-            if ret is None:
-                if value:
-                    sfooem = discord.Embed(color=0x170041)
-                    sfooem.add_field(
-                        name="Code evaluation was successful!",
-                        value=f"```\n{value}\n```",
-                    )
-                    sfooem.set_footer(
-                        text=f"Evaluated using Python {python_version()}",
-                        icon_url="http://i.imgur.com/9EftiVK.png",
-                    )
-                    await ctx.send(embed=sfooem)
-            else:
-                self._last_result = ret
-                ssfooem = discord.Embed(color=0x170041)
-                ssfooem.add_field(
-                    name="Code evaluation was successful!",
-                    value=f"```\n{value}{ret}\n```",
-                )
-                ssfooem.set_footer(
-                    text=f"Evaluated using Python {python_version()}",
-                    icon_url="http://i.imgur.com/9EftiVK.png",
-                )
-                await ctx.send(embed=ssfooem)
-
-    @commands.is_owner()
-    @commands.command(hidden=True, aliases=["exec"], slash_command=False)
-    async def execute(self, ctx, *, text: str):
-        """Do a shell command."""
-        message = await ctx.send(f"Loading...")
-        proc = await asyncio.create_subprocess_shell(
-            text, stdin=None, stderr=PIPE, stdout=PIPE
-        )
-        out = (await proc.stdout.read()).decode("utf-8").strip()
-        err = (await proc.stderr.read()).decode("utf-8").strip()
-
-        if not out and not err:
-            await message.delete()
-            return await ctx.message.add_reaction("👌")
-
-        content = ""
-
-        if err:
-            content += f"Error:\r\n{err}\r\n{'-' * 30}\r\n"
-        if out:
-            content += out
-
-        if len(content) > 1500:
-            try:
-                data = BytesIO(content.encode("utf-8"))
-                await message.delete()
-                await ctx.send(
-                    content=f"The result was a bit too long..",
-                    file=discord.File(data, filename=f"result_{int(time.time())}.txt"),
-                )
-            except asyncio.TimeoutError as e:
-                await message.delete()
-                return await ctx.send(e)
-        else:
-            await message.edit(content=f"```fix\n{content}\n```")
-
-
-def setup(bot: TuneBot):
-    bot.add_cog(OwnerCog(bot))

cogs/settings.py

@@ -1,159 +0,0 @@
-from typing import Any
-
-from discord.ext import commands
-from discord.message import Message
-
-from bot import TuneBot
-from context import CustomContext
-from utils.classes import BaseCog
-from utils.database import AutoJoin
-from utils.database import Playlist
-from utils.database import PlaylistSource
-from utils.EmbedGenerator import EmbedGenerator
-
-
-class SettingsCog(BaseCog, name="Settings"):
-    @commands.group(aliases=["aj"], invoke_without_command=True)
-    @commands.cooldown(rate=1, per=5, type=commands.BucketType.user)
-    async def autojoin(self, ctx: CustomContext):
-        """Enable/Disable the bot automatically joining"""
-        await EmbedGenerator.Message(
-            ctx,
-            "Autojoin",
-            f"Usage:\n\n`{ctx.prefix}autojoin set`\n`{ctx.prefix}autojoin unset`",
-        )
-
-    @autojoin.command(name="enable")
-    @commands.has_permissions(manage_channels=True)
-    @commands.cooldown(rate=1, per=5, type=commands.BucketType.user)
-    async def autojoin_set(self, ctx: CustomContext):
-        """Enable the bot automatically joining"""
-        voicechannel_id = ctx.author.voice.channel.id
-        textchannel_id = ctx.message.channel.id
-        await AutoJoin.update_channel(
-            ctx.redis, ctx.guild.id, voicechannel_id, textchannel_id
-        )
-        await EmbedGenerator.Message(ctx, "Autojoin", "`enabled`")
-
-    @autojoin.command(name="disable")
-    @commands.has_permissions(manage_channels=True)
-    @commands.cooldown(rate=1, per=5, type=commands.BucketType.user)
-    async def autojoin_del(self, ctx: CustomContext):
-        """Disable the bot automatically joining"""
-        await AutoJoin.del_channel(ctx.redis, ctx.guild.id)
-        await EmbedGenerator.Message(ctx, "Autojoin", "`disabled`")
-
-    @commands.is_owner()
-    @commands.group(
-        name="source",
-        aliases=["src"],
-        invoke_without_command=True,
-        slash_command=False,
-        hidden=True,
-    )
-    async def source(self, ctx: CustomContext):
-        """Displays all possible options for the `source` command"""
-        prefix = self.bot.config["prefixes"][0]
-        embed = ctx.create_embed()
-        embed.title = "All options:"
-        embed.description = f"```{prefix}source list\n{prefix}source add <url>\n{prefix}source remove <url>\n{prefix}source sync```"
-        await ctx.send(embed=embed)
-
-    @commands.is_owner()
-    @source.command(name="remove")
-    async def source_remove(self, ctx: CustomContext, source_url: str):
-        """Removes a source from the bot"""
-        if await PlaylistSource.remove(ctx.redis, source_url):
-            prefix = self.bot.config["prefixes"][0]
-            embed = ctx.create_embed()
-            embed.title = "Removed source succesfully"
-            embed.description = (
-                f"Please use `{prefix}source sync` to persist these changes."
-            )
-            await ctx.send(embed=embed)
-            return
-
-        embed = ctx.create_embed()
-        embed.title = "Could not remove source, the specified source might not exist"
-        await ctx.send(embed=embed)
-
-    @commands.is_owner()
-    @source.command(name="add")
-    async def source_add(self, ctx: CustomContext, source_url: str):
-        """
-        Add's a source to the bot
-
-        Supported sources: YouTube, SoundCloud, Bandcamp, Vimeo, Twitch and HTTP(S) URL's
-        """
-        embed = ctx.create_embed()
-        embed.title = "Started processing source"
-        message = await ctx.send(embed=embed)
-
-        query_result: Any = await self.bot.lavalink.get_tracks(source_url)
-
-        if query_result["loadType"] == "LOAD_FAILED":
-            embed = ctx.create_embed()
-            embed.title = "The specified URL is not a valid source"
-            embed.description = f"Supported sources: YouTube, SoundCloud, Bandcamp, Vimeo, Twitch and HTTP(S) URL's"
-            if isinstance(message, Message):
-                await message.edit(embed=embed)
-            else:
-                await ctx.send(embed=embed)
-            return
-
-        await PlaylistSource.add(ctx.redis, source_url)
-        track_urls = [str(track["info"]["uri"]) for track in query_result["tracks"]]
-        await Playlist.add_bulk(ctx.redis, track_urls)
-
-        embed = ctx.create_embed()
-        embed.title = "Finished processing source"
-        embed.description = f"Added {len(track_urls)} tracks"
-        if isinstance(message, Message):
-            await message.edit(embed=embed)
-        else:
-            await ctx.send(embed=embed)
-
-    @commands.is_owner()
-    @source.command(name="list", aliases=["ls"])
-    async def source_list(self, ctx: CustomContext):
-        """Display a list of sources"""
-        # TODO: Implement pagination for sources
-        sources = await PlaylistSource.get_all(ctx.redis)
-        if len(sources) > 0:
-            description = "\n".join([f"[{source}]({source})" for source in sources])
-        else:
-            description = "This bot has no sources yet"
-
-        embed = ctx.create_embed()
-        embed.title = "All sources:"
-        embed.description = description
-        await ctx.send(embed=embed)
-
-    @commands.is_owner()
-    @source.command(name="sync")
-    async def source_sync(self, ctx: CustomContext):
-        """Forcefully resyncs all sources"""
-        failed_sources: list[str] = []
-        await Playlist.clear(ctx.redis)
-        sources = await PlaylistSource.get_all(ctx.redis)
-        for source_url in sources:
-            query_result: Any = await self.bot.lavalink.get_tracks(source_url)
-            if query_result["loadType"] == "LOAD_FAILED":
-                failed_sources.append(source_url)
-                continue
-
-            track_urls = [str(track["info"]["uri"]) for track in query_result["tracks"]]
-            await Playlist.add_bulk(ctx.redis, track_urls)
-
-        embed = ctx.create_embed()
-        embed.title = f"Finished sync ({len(failed_sources)} issues)"
-        if len(failed_sources) > 0:
-            embed.description = "\n".join(
-                [f"[{source_url}]({source_url})" for source_url in failed_sources]
-            )
-
-        await ctx.send(embed=embed)
-
-
-def setup(bot: TuneBot):
-    bot.add_cog(SettingsCog(bot))

cogs/settings/__init__.py

@@ -0,0 +1,17 @@
+from discord.ext import commands
+
+from bot import TuneBot
+from cogs.settings.interactions import SettingCommands
+from cogs.settings.interactions import SourceCommands
+from context import CustomContext
+from utils.classes import BaseCog
+
+
+class SettingsCog(BaseCog, name="Settings"):
+    pass
+
+
+async def setup(bot: TuneBot):
+    await bot.add_cog(SettingsCog(bot))
+    bot.tree.add_command(SettingCommands(bot), override=True)
+    bot.tree.add_command(SourceCommands(bot), override=True)

cogs/settings/interactions.py

@@ -0,0 +1,145 @@
+import typing
+
+from discord import app_commands
+from discord import Interaction
+
+from tunebot.context import ContextLike
+from utils.embed import create_embed
+
+if typing.TYPE_CHECKING:
+    from discord import VoiceState
+    from bot import TuneBot
+
+
+async def is_source_owner(ctx: Interaction) -> bool:
+    is_manager = ctx.user.id in ctx.client.config["manager_ids"]
+    is_owner: bool = await ctx.client.is_owner(ctx.user)
+    return is_manager or is_owner
+
+
+class SourceCommands(app_commands.Group):
+    def __init__(self, bot: "TuneBot"):
+        super().__init__(name="source", description="Manage the radio sources")
+        self.bot: "TuneBot" = bot
+
+    @app_commands.command(name="list", description="List all radio sources")
+    @app_commands.check(is_source_owner)
+    async def list(self, ctx: Interaction):
+        sources = await self.bot.global_playlist_source.fetch_sources()
+        if len(sources) > 0:
+            description = "\n".join([f"[{source}]({source})" for source in sources])
+        else:
+            description = "This bot has no sources yet"
+
+        embed = create_embed(ctx.user)
+        embed.title = "All sources:"
+        embed.description = description
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(name="add", description="Add a new radio source")
+    @app_commands.describe(url="The URL of the to be added source")
+    @app_commands.check(is_source_owner)
+    async def add(self, ctx: Interaction, url: str):
+        embed = create_embed(ctx.user)
+        clike = ContextLike.from_discord_interaction(ctx)
+        playlist_source = self.bot.playlist_source_context(clike)
+
+        query_result: typing.Any = await self.bot.lavalink.get_tracks(url)
+
+        if query_result["loadType"] == "LOAD_FAILED":
+            embed = create_embed(ctx.user)
+            embed.title = "The specified URL is not a valid source"
+            embed.description = "Supported sources: YouTube, SoundCloud, Bandcamp, Vimeo, Twitch and HTTP(S) URL's"
+            await ctx.response.send_message(embed=embed)
+            return
+
+        await playlist_source.add(url)
+
+        track_urls = [str(track["info"]["uri"]) for track in query_result["tracks"]]
+        await self.bot.global_playlist.add_tracks(track_urls)
+
+        embed.title = "Finished processing source"
+        embed.description = f"Added {len(track_urls)} tracks"
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(name="remove", description="Remove a radio source")
+    @app_commands.describe(url="The URL of the to be removed source")
+    @app_commands.check(is_source_owner)
+    async def remove(self, ctx: Interaction, url: str):
+        embed = create_embed(ctx.user)
+        clike = ContextLike.from_discord_interaction(ctx)
+        playlist_source = self.bot.playlist_source_context(clike)
+        if await playlist_source.remove(url):
+            prefix = self.bot.config["prefixes"][0]
+            embed.title = "Removed source succesfully"
+            embed.description = (
+                f"Please use `{prefix}source sync` to persist these changes."
+            )
+            await ctx.response.send_message(embed=embed)
+            return
+
+        embed.title = "Could not remove source, the specified source might not exist"
+        await ctx.response.send_message(embed=embed)
+
+    @app_commands.command(name="sync", description="Synchronize all sources")
+    @app_commands.check(is_source_owner)
+    async def sync(self, ctx: Interaction):
+        embed = create_embed(ctx.user)
+        failed_sources: list[str] = []
+        await self.bot.global_playlist.clear()
+        sources = await self.bot.global_playlist_source.fetch_sources()
+        for source_url in sources:
+            query_result: typing.Any = await self.bot.lavalink.get_tracks(source_url)
+            if query_result["loadType"] == "LOAD_FAILED":
+                failed_sources.append(source_url)
+                continue
+
+            track_urls = [str(track["info"]["uri"]) for track in query_result["tracks"]]
+            await self.bot.global_playlist.add_tracks(track_urls)
+
+        embed.title = f"Finished sync ({len(failed_sources)} issues)"
+        if len(failed_sources) > 0:
+            embed.description = "\n".join(
+                [f"[{source_url}]({source_url})" for source_url in failed_sources]
+            )
+
+        await ctx.response.send_message(embed=embed)
+
+class SettingCommands(app_commands.Group):
+    def __init__(self, bot: "TuneBot"):
+        super().__init__(name="settings", description="Tweak and customize")
+        self.bot: "TuneBot" = bot
+
+    @app_commands.command(
+        name="autojoin",
+        description="Let the bot automatically join a channel after occassional maintenance",
+    )
+    @app_commands.describe(state="enabled or disabled")
+    @app_commands.choices(
+        state=[
+            app_commands.Choice(name="enable", value=0),
+            app_commands.Choice(name="disable", value=1),
+        ]
+    )
+    @app_commands.check(is_source_owner)
+    async def autojoin(self, ctx: Interaction, state: app_commands.Choice[int]):
+        voice_state: "VoiceState" = ctx.user.voice
+        embed = create_embed(ctx.user)
+        if not voice_state:
+            embed.title = "Please join a voice channel before running this command."
+            await ctx.response.send_message(embed=embed)
+            return
+
+        clike = ContextLike.from_discord_interaction(ctx)
+        autojoin = self.bot.autojoin_context(clike)
+
+        enabled = state.value
+        if not enabled:
+            await autojoin.update(voice_state.channel.id, ctx.channel_id)
+            embed.title = f"AutoJoin enabled for #{voice_state.channel.name}"
+            await ctx.response.send_message(embed=embed)
+            return
+
+        await autojoin.disable()
+        embed.title = "AutoJoin disabled"
+        await ctx.response.send_message(embed=embed)

config.json.sample

@@ -1,25 +1,43 @@
 {
     "token": "",
-    "owner_ids": [194545408960102400, 190875175460405249],
-    "prefixes": ["ck!"],
+    "owner_ids": [
+        194545408960102400,
+        190875175460405250
+    ],
+    "manager_ids": [],
+    "prefix": "ck!",
     "redis_url": "",
     "redis_prefix": "",
-    "lavalink": {
-        "host": "",
-        "port": 2333,
-        "password": "",
-        "region": "",
-        "name": ""
+    "nodes": {
+        "example": {
+            "host": "",
+            "port": 2333,
+            "password": "",
+            "region": "",
+            "name": ""
+        }
     },
     "colors": {
         "embed": "7289da"
     },
     "info": {
         "name": "CloudKid Radio",
-        "description": "A sample bot description"
+        "description": "A sample bot description",
+        "status": {
+            "messages": [
+                "bangers",
+                "noises 🤖"
+            ],
+            "interval": 12
+        }
     },
-    "cogs": ["cogs.owner", "cogs.settings", "cogs.information", "cogs.music"],
-    "slash_command_guilds": [],
+    "cogs": [
+        "jishaku",
+        "cogs.settings",
+        "cogs.information",
+        "cogs.music"
+    ],
     "queue_buffer_size": 5,
+    "history_size": 2,
     "slash_descriptions": {}
 }

context.py

@@ -6,21 +6,28 @@ from discord.ext import commands
 from discord.ext.commands.errors import CommandInvokeError
 from lavalink.models import DefaultPlayer
 
+from tunebot.context import ContextLike
+from tunebot.redis import RedisAutoJoin
+from tunebot.redis import RedisPlaylistSource
+
 if TYPE_CHECKING:
     from bot import TuneBot
+    from tunebot import PlaylistSource
+    from tunebot import AutoJoin
+    from utils.classes import BaseCog
 
 
 class CustomContext(commands.Context):
+    bot: "TuneBot"
+    cog: "BaseCog"
+
     @property
     def redis(self) -> Redis:
         return self.bot._redis_client
 
     @property
     def player(self) -> DefaultPlayer:
-        if hasattr(self.bot, "lavalink"):
-            return self.bot.lavalink.player_manager.get(self.guild.id)
-
-        raise CommandInvokeError("Lavalink is still starting up.")
+        return self.bot.lavalink.player_manager.get(self.guild.id)
 
     def create_embed(self) -> Embed:
         bot: TuneBot = self.bot
@@ -33,3 +40,17 @@ class CustomContext(commands.Context):
         embed = Embed(color=color)
         embed.set_footer(text=f"Requested by: {self.author}", icon_url=avatar)
         return embed
+
+    @property
+    def playlist_source(self) -> "PlaylistSource":
+        if not hasattr(self, "_playlist_source"):
+            ctx = ContextLike.from_discord_context(self)
+            self._playlist_source = self.bot.playlist_source_context(ctx)
+        return self._playlist_source
+
+    @property
+    def autojoin(self) -> "AutoJoin":
+        if not hasattr(self, "_autojoin"):
+            ctx = ContextLike.from_discord_context(self)
+            self._autojoin = self.bot.autojoin_context(ctx)
+        return self._autojoin

docker-compose.yml

@@ -0,0 +1,13 @@
+version: '3.8'
+
+services:
+  redis:
+    image: redis:7
+    ports:
+      - "6379:6379"
+  lavalink:
+    image: fredboat/lavalink:v3.6
+    volumes:
+      - ./.docker/lavalink.yml:/opt/Lavalink/application.yml
+    ports:
+      - "2333:2333"

lavalink_player.py

@@ -0,0 +1,21 @@
+import typing
+from lavalink import DefaultPlayer
+
+if typing.TYPE_CHECKING:
+    from lavalink import Node
+    from lavalink.models import AudioTrack
+
+
+class CustomPlayer(DefaultPlayer):
+    def __init__(self, guild_id: int, node: "Node"):
+        from bot import config
+
+        self.history: typing.List["AudioTrack"] = []
+        self.max_size = config["history_size"]
+
+        super().__init__(guild_id, node)
+
+    def append_history(self, track: "AudioTrack"):
+        self.history.insert(0, track)
+        if len(self.history) > self.max_size:
+            self.history.pop(-1)

poetry.lock

@@ -1,17 +1,18 @@
 [[package]]
 name = "aiohttp"
-version = "3.6.3"
+version = "3.7.4.post0"
 description = "Async http client/server framework (asyncio)"
 category = "main"
 optional = false
-python-versions = ">=3.5.3"
+python-versions = ">=3.6"
 
 [package.dependencies]
 async-timeout = ">=3.0,<4.0"
 attrs = ">=17.3.0"
-chardet = ">=2.0,<4.0"
-multidict = ">=4.5,<5.0"
-yarl = ">=1.0,<1.6.0"
+chardet = ">=2.0,<5.0"
+multidict = ">=4.5,<7.0"
+typing-extensions = ">=3.6.5"
+yarl = ">=1.0,<2.0"
 
 [package.extras]
 speedups = ["aiodns", "brotlipy", "cchardet"]
@@ -43,6 +44,17 @@ python-versions = ">=3.6"
 pytube = "*"
 urllib3 = "*"
 
+[[package]]
+name = "astunparse"
+version = "1.6.3"
+description = "An AST unparser for Python"
+category = "main"
+optional = false
+python-versions = "*"
+
+[package.dependencies]
+six = ">=1.6.1,<2.0"
+
 [[package]]
 name = "async-timeout"
 version = "3.0.1"
@@ -104,6 +116,14 @@ jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
 python2 = ["typed-ast (>=1.4.3)"]
 uvloop = ["uvloop (>=0.15.2)"]
 
+[[package]]
+name = "braceexpand"
+version = "0.1.7"
+description = "Bash-style brace expansion for Python"
+category = "main"
+optional = false
+python-versions = "*"
+
 [[package]]
 name = "certifi"
 version = "2021.10.8"
@@ -114,7 +134,7 @@ python-versions = "*"
 
 [[package]]
 name = "cffi"
-version = "1.15.0"
+version = "1.15.1"
 description = "Foreign Function Interface for Python calling C code."
 category = "main"
 optional = false
@@ -154,7 +174,7 @@ unicode_backport = ["unicodedata2"]
 name = "click"
 version = "8.0.3"
 description = "Composable command line interface toolkit"
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=3.6"
 
@@ -165,34 +185,27 @@ colorama = {version = "*", markers = "platform_system == \"Windows\""}
 name = "colorama"
 version = "0.4.4"
 description = "Cross-platform colored terminal text."
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "discord.py"
-version = "2.0.0a3662+gd2adc6c0"
+version = "2.0.1"
 description = "A Python wrapper for the Discord API"
 category = "main"
 optional = false
 python-versions = ">=3.8.0"
-develop = false
 
 [package.dependencies]
-aiohttp = ">=3.6.0,<3.8.0"
-orjson = {version = ">=3.5.4", optional = true, markers = "extra == \"speed\""}
-PyNaCl = {version = ">=1.3.0,<1.5", optional = true, markers = "extra == \"voice\""}
+aiohttp = ">=3.7.4,<4"
+PyNaCl = {version = ">=1.3.0,<1.6", optional = true, markers = "extra == \"voice\""}
 
 [package.extras]
-docs = ["sphinx (==4.0.2)", "sphinxcontrib-trio (==1.1.2)", "sphinxcontrib-websupport"]
-speed = ["orjson (>=3.5.4)"]
-voice = ["PyNaCl (>=1.3.0,<1.5)"]
-
-[package.source]
-type = "git"
-url = "https://github.com/iDevision/enhanced-discord.py"
-reference = "2.0"
-resolved_reference = "d2adc6c05fafa761f7b8005ba8469ef4b78c188a"
+docs = ["sphinx (==4.4.0)", "sphinxcontrib-trio (==1.1.2)", "sphinxcontrib-websupport", "typing-extensions (>=4.3,<5)"]
+speed = ["orjson (>=3.5.4)", "aiodns (>=1.1)", "brotli", "cchardet (==2.1.7)"]
+test = ["coverage", "pytest", "pytest-asyncio", "pytest-cov", "pytest-mock", "typing-extensions (>=4.3,<5)"]
+voice = ["PyNaCl (>=1.3.0,<1.6)"]
 
 [[package]]
 name = "distlib"
@@ -245,19 +258,87 @@ optional = false
 python-versions = ">=3.5"
 
 [[package]]
-name = "lavalink"
-version = "3.1.4"
-description = "A lavalink interface built for discord.py"
+name = "import-expression"
+version = "1.1.4"
+description = "Parses a superset of Python allowing for inline module import expressions"
 category = "main"
 optional = false
 python-versions = "*"
 
 [package.dependencies]
-aiohttp = ">=3.6.0,<3.7.0"
+astunparse = ">=1.6.3,<2.0.0"
+
+[package.extras]
+test = ["pytest", "pytest-cov"]
+
+[[package]]
+name = "importlib-metadata"
+version = "5.0.0"
+description = "Read metadata from Python packages"
+category = "main"
+optional = false
+python-versions = ">=3.7"
+
+[package.dependencies]
+zipp = ">=0.5"
+
+[package.extras]
+docs = ["sphinx (>=3.5)", "jaraco.packaging (>=9)", "rst.linker (>=1.9)", "furo", "jaraco.tidelift (>=1.4)"]
+perf = ["ipython"]
+testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "flake8 (<5)", "pytest-cov", "pytest-enabler (>=1.3)", "packaging", "pyfakefs", "flufl.flake8", "pytest-perf (>=0.9.2)", "pytest-black (>=0.3.7)", "pytest-mypy (>=0.9.1)", "importlib-resources (>=1.3)"]
+
+[[package]]
+name = "jishaku"
+version = "2.5.1"
+description = "A discord.py extension including useful tools for bot development and debugging."
+category = "main"
+optional = false
+python-versions = ">=3.8.0"
+
+[package.dependencies]
+braceexpand = ">=0.1.7"
+click = ">=8.0.1"
+import-expression = ">=1.0.0,<2.0.0"
+importlib-metadata = {version = ">=3.7.0", markers = "python_version < \"3.10\""}
+line-profiler = ">=3.5.1"
+typing-extensions = {version = ">=3.10.0", markers = "python_version < \"3.10\""}
+
+[package.extras]
+discordpy = ["discord.py (>=1.7.3)"]
+docs = ["Sphinx (>=4.4.0)", "sphinxcontrib-asyncio (>=0.3.0)"]
+procinfo = ["psutil (>=5.8.0)"]
+publish = ["Jinja2 (>=3.0.3)"]
+test = ["coverage (>=6.3.2)", "flake8 (>=4.0.1)", "isort (>=5.10.1)", "pylint (>=2.11.1)", "pytest (>=7.0.1)", "pytest-asyncio (>=0.18.1)", "pytest-cov (>=3.0.0)", "pytest-mock (>=3.7.0)"]
+voice = ["yt-dlp (>=2022.3.8)"]
+
+[[package]]
+name = "lavalink"
+version = "4.0.4"
+description = "A Lavalink WebSocket & API wrapper built around coverage, reliability and performance."
+category = "main"
+optional = false
+python-versions = "*"
+
+[package.dependencies]
+aiohttp = ">=3.7.4,<3.9.0"
 
 [package.extras]
 development = ["pylint", "flake8"]
-docs = ["sphinx", "pygments", "guzzle-sphinx-theme"]
+docs = ["sphinx", "pygments", "guzzle-sphinx-theme", "enum-tools", "sphinx-toolbox"]
+
+[[package]]
+name = "line-profiler"
+version = "3.5.1"
+description = "Line-by-line profiler."
+category = "main"
+optional = false
+python-versions = "*"
+
+[package.extras]
+all = ["cython", "scikit-build", "cmake", "ninja", "pytest (>=4.6.11)", "pytest-cov (>=2.10.1)", "coverage[toml] (>=5.3)", "ubelt (>=1.0.1)", "IPython (>=0.13,<7.17.0)", "IPython (>=0.13)"]
+build = ["cython", "scikit-build", "cmake", "ninja"]
+ipython = ["IPython (>=0.13,<7.17.0)", "IPython (>=0.13)"]
+tests = ["pytest (>=4.6.11)", "pytest-cov (>=2.10.1)", "coverage[toml] (>=5.3)", "ubelt (>=1.0.1)", "IPython (>=0.13,<7.17.0)", "IPython (>=0.13)"]
 
 [[package]]
 name = "multidict"
@@ -291,14 +372,6 @@ category = "dev"
 optional = false
 python-versions = "*"
 
-[[package]]
-name = "orjson"
-version = "3.6.4"
-description = "Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy"
-category = "main"
-optional = false
-python-versions = ">=3.7"
-
 [[package]]
 name = "pathspec"
 version = "0.9.0"
@@ -353,15 +426,14 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "pynacl"
-version = "1.4.0"
+version = "1.5.0"
 description = "Python binding to the Networking and Cryptography (NaCl) library"
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=3.6"
 
 [package.dependencies]
 cffi = ">=1.4.1"
-six = "*"
 
 [package.extras]
 docs = ["sphinx (>=1.6.5)", "sphinx-rtd-theme"]
@@ -478,14 +550,6 @@ dev = ["Cython (>=0.29.24,<0.30.0)", "pytest (>=3.6.0)", "Sphinx (>=4.1.2,<4.2.0
 docs = ["Sphinx (>=4.1.2,<4.2.0)", "sphinxcontrib-asyncio (>=0.3.0,<0.4.0)", "sphinx-rtd-theme (>=0.5.2,<0.6.0)"]
 test = ["aiohttp", "flake8 (>=3.9.2,<3.10.0)", "psutil", "pycodestyle (>=2.7.0,<2.8.0)", "pyOpenSSL (>=19.0.0,<19.1.0)", "mypy (>=0.800)"]
 
-[[package]]
-name = "websockets"
-version = "10.0"
-description = "An implementation of the WebSocket Protocol (RFC 6455 & 7692)"
-category = "dev"
-optional = false
-python-versions = ">=3.7"
-
 [[package]]
 name = "virtualenv"
 version = "20.10.0"
@@ -505,6 +569,14 @@ six = ">=1.9.0,<2"
 docs = ["proselint (>=0.10.2)", "sphinx (>=3)", "sphinx-argparse (>=0.2.5)", "sphinx-rtd-theme (>=0.4.3)", "towncrier (>=21.3)"]
 testing = ["coverage (>=4)", "coverage-enable-subprocess (>=1)", "flaky (>=3)", "pytest (>=4)", "pytest-env (>=0.6.2)", "pytest-freezegun (>=0.4.1)", "pytest-mock (>=2)", "pytest-randomly (>=1)", "pytest-timeout (>=1)", "packaging (>=20.0)"]
 
+[[package]]
+name = "websockets"
+version = "10.0"
+description = "An implementation of the WebSocket Protocol (RFC 6455 & 7692)"
+category = "dev"
+optional = false
+python-versions = ">=3.7"
+
 [[package]]
 name = "yarl"
 version = "1.5.1"
@@ -530,119 +602,41 @@ mutagen = "*"
 pycryptodomex = "*"
 websockets = "*"
 
+[[package]]
+name = "zipp"
+version = "3.10.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "main"
+optional = false
+python-versions = ">=3.7"
+
+[package.extras]
+docs = ["sphinx (>=3.5)", "jaraco.packaging (>=9)", "rst.linker (>=1.9)", "furo", "jaraco.tidelift (>=1.4)"]
+testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "flake8 (<5)", "pytest-cov", "pytest-enabler (>=1.3)", "jaraco.itertools", "func-timeout", "jaraco.functools", "more-itertools", "pytest-black (>=0.3.7)", "pytest-mypy (>=0.9.1)"]
+
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.8"
-content-hash = "87b61ad577bb9413177b2749b0c4b30026aa512bf3a6eb62e74c0ef7e2470ed4"
+content-hash = "7518d3e2ccfffad1b05bd93f5178cb700c0bbe71e177707b56f60bb2dc46c70d"
 
 [metadata.files]
-aiohttp = [
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+"backports.entry-points-selectable" = []
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-]
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-]
+toml = []
+tomli = []
+typing-extensions = []
+urllib3 = []
 uvloop = [
     {file = "uvloop-0.16.0-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:6224f1401025b748ffecb7a6e2652b17768f30b1a6a3f7b44660e5b5b690b12d"},
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@@ -936,57 +743,8 @@ uvloop = [
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-]
+virtualenv = []
+websockets = []
+yarl = []
+yt-dlp = []
+zipp = []

pyproject.toml

@@ -7,11 +7,12 @@ license = "GPL-v3.0"
 
 [tool.poetry.dependencies]
 python = "^3.8"
-lavalink = "^3.1.4"
+lavalink = "4.0.4"
 humanize = "^3.12.0"
-"discord.py" = { git = "https://github.com/iDevision/enhanced-discord.py", branch = "2.0", extras = ["voice", "speed"] }
 uvloop = {version = "^0.16.0", optional = true}
 aioredis = "^2.0.0"
+"discord.py" = {version = "^2.0.1", extras = ["voice"]}
+jishaku = "^2.5.1"
 
 [tool.poetry.dev-dependencies]
 black = {version = "^21.9b0", allow-prereleases = true}

tunebot/__init__.py

@@ -0,0 +1 @@
+from tunebot.abc import *

tunebot/abc.py

@@ -0,0 +1,58 @@
+from abc import ABC
+from abc import abstractmethod
+from typing import Optional
+
+
+class GlobalPlaylistSource(ABC):
+    @abstractmethod
+    async def fetch_sources(self) -> set[str]:
+        pass
+
+
+class PlaylistSource(ABC):
+    @abstractmethod
+    async def add(self, source_url: str):
+        pass
+
+    @abstractmethod
+    async def remove(self, source_url: str) -> bool:
+        pass
+
+
+class GlobalPlaylist(ABC):
+    @abstractmethod
+    async def pick_random(self, amount: Optional[int] = 1) -> set[str]:
+        pass
+
+    @abstractmethod
+    async def add_tracks(self, urls: list[str]):
+        pass
+
+    @abstractmethod
+    async def clear(self):
+        pass
+
+
+class GlobalAutoJoin(ABC):
+    @abstractmethod
+    async def fetch_channels(self) -> dict[str, list[str]]:
+        pass
+
+
+class AutoJoin(ABC):
+    @abstractmethod
+    async def update(self, voice_channel_id: int, text_channel_id: int):
+        pass
+
+    @abstractmethod
+    async def disable(self):
+        pass
+
+
+__all__ = (
+    "GlobalPlaylistSource",
+    "PlaylistSource",
+    "GlobalPlaylist",
+    "GlobalAutoJoin",
+    "AutoJoin",
+)

tunebot/context.py

@@ -0,0 +1,28 @@
+import typing
+from dataclasses import dataclass
+
+if typing.TYPE_CHECKING:
+    from aioredis import Redis
+    from bot import TuneBot
+    from discord import Interaction
+    from context import CustomContext
+
+
+@dataclass
+class ContextLike:
+    redis: "Redis"
+    bot: "TuneBot"
+    guild_id: int
+
+    @staticmethod
+    def from_discord_context(ctx: "CustomContext") -> "ContextLike":
+        return ContextLike(redis=ctx.redis, bot=ctx.bot, guild_id=ctx.guild.id)
+
+    @staticmethod
+    def from_discord_interaction(ctx: "Interaction") -> "ContextLike":
+        return ContextLike(
+            redis=ctx.client._redis_client, bot=ctx.client, guild_id=ctx.guild_id
+        )
+
+
+__all__ = ("ContextLike",)

tunebot/redis/__init__.py

@@ -0,0 +1,4 @@
+from tunebot.redis.entity import *  # noreorder
+from tunebot.redis.autojoin import *
+from tunebot.redis.playlist import *
+from tunebot.redis.playlist_source import *

tunebot/redis/autojoin.py

@@ -0,0 +1,41 @@
+from tunebot import AutoJoin
+from tunebot import GlobalAutoJoin
+from tunebot.redis import RedisBotEntity
+from tunebot.redis import RedisContextEntity
+
+
+class GlobalRedisAutoJoin(RedisBotEntity, GlobalAutoJoin):
+    async def fetch_channels(self) -> dict[str, list[str]]:
+        """
+        Retrieves all guilds (with their configurations) where AutoJoin is enabled
+        """
+        channels: dict[str, str] = await self.redis.hgetall(self.key("autojoin"))
+        return {key: value.split(":") for key, value in channels.items()}
+
+
+class RedisAutoJoin(RedisContextEntity, AutoJoin):
+    async def update(self, voice_channel_id: int, text_channel_id: int):
+        """
+        Upserts the configuration of an AutoJoin guild.
+
+        Args:
+            voice_channel_id (int): [description]
+            text_channel_id (int): [description]
+        """
+        if not self.ctx.guild_id:
+            raise Exception("This method can only be invoked inside of a guild.")
+
+        value = f"{voice_channel_id}:{text_channel_id}"
+        await self.redis.hset(self.key("autojoin"), self.ctx.guild_id, value)
+
+    async def disable(self):
+        """
+        Removes the AutoJoin configuration of a guild.
+        """
+        if not self.ctx.guild_id:
+            raise Exception("This method can only be invoked inside of a guild.")
+
+        await self.redis.hdel(self.key("autojoin"), self.ctx.guild_id)
+
+
+__all__ = ("GlobalRedisAutoJoin", "RedisAutoJoin")

tunebot/redis/entity.py

@@ -0,0 +1,49 @@
+from abc import ABC
+from abc import abstractmethod
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+    from tunebot.context import ContextLike
+
+from aioredis.client import Redis
+
+
+class RedisEntity(ABC):
+    @property
+    @abstractmethod
+    def redis() -> Redis:
+        pass
+
+    @abstractmethod
+    def key(self, name: str) -> str:
+        pass
+
+
+class RedisBotEntity(RedisEntity):
+    def __init__(self, redis: Redis, prefix: str) -> None:
+        self._redis = redis
+        self.prefix = prefix
+        super().__init__()
+
+    @property
+    def redis(self) -> Redis:
+        return self._redis
+
+    def key(self, name: str) -> str:
+        return ":".join([self.prefix, name])
+
+
+class RedisContextEntity(RedisEntity):
+    def __init__(self, ctx: "ContextLike") -> None:
+        self.ctx = ctx
+        super().__init__()
+
+    @property
+    def redis(self) -> Redis:
+        return self.ctx.redis
+
+    def key(self, name: str) -> str:
+        return ":".join([self.ctx.bot.redis_prefix, name])
+
+
+__all__ = ("RedisEntity", "RedisBotEntity", "RedisContextEntity")

tunebot/redis/playlist.py

@@ -0,0 +1,33 @@
+from typing import Optional
+
+from tunebot.abc import GlobalPlaylist
+from tunebot.redis import RedisBotEntity
+
+
+class GlobalRedisPlaylist(RedisBotEntity, GlobalPlaylist):
+    async def pick_random(self, amount: Optional[int] = 1) -> set[str]:
+        """
+        Picks an amount of random tracks from the playlist in Redis
+
+        Args:
+            amount (Optional[int], optional): [description]. Defaults to 1.
+        """
+        return await self.redis.srandmember(self.key("playlist"), amount)
+
+    async def add_tracks(self, urls: list[str]):
+        """
+        Adds one or more urls to the playlist in Redis
+
+        Args:
+            urls (list[str]): [description]
+        """
+        await self.redis.sadd(self.key("playlist"), *urls)
+
+    async def clear(self):
+        """
+        Clears the entire playlist in Redis
+        """
+        await self.redis.delete(self.key("playlist"))
+
+
+__all__ = ("GlobalRedisPlaylist",)

tunebot/redis/playlist_source.py

@@ -0,0 +1,35 @@
+from tunebot import GlobalPlaylistSource
+from tunebot import PlaylistSource
+from tunebot.redis import RedisBotEntity
+from tunebot.redis import RedisContextEntity
+
+
+class GlobalRedisPlaylistSource(RedisBotEntity, GlobalPlaylistSource):
+    async def fetch_sources(self) -> set[str]:
+        """
+        Fetches all sources
+        """
+        return await self.redis.smembers(self.key("sources"))
+
+
+class RedisPlaylistSource(RedisContextEntity, PlaylistSource):
+    async def add(self, source_url: str):
+        """
+        Adds a playlist source to Redis
+
+        Args:
+            source_url (str): [description]
+        """
+        await self.redis.sadd(self.key("sources"), source_url)
+
+    async def remove(self, source_url: str) -> bool:
+        """
+        Removes a playlist source from Redis
+
+        Args:
+            source_url (str): [description]
+        """
+        return await self.redis.srem(self.key("sources"), source_url)
+
+
+__all__ = ("GlobalRedisPlaylistSource", "RedisPlaylistSource")

utils/EmbedGenerator.py

@@ -1,47 +0,0 @@
-from typing import Optional
-from typing import Union
-
-import discord
-from discord import Embed
-from discord.ext.commands import Context
-
-
-class EmbedGenerator:
-    @staticmethod
-    async def Error(ctx: Context, message: str, **kwargs) -> Embed:
-        color = ctx.bot.colors["embed"]
-        em = Embed(title="Error:", description=message, color=color)
-        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)
-
-    @staticmethod
-    async def Message(
-        ctx: Context, title: str, message: Optional[str] = "", **kwargs
-    ) -> Embed:
-        color = ctx.bot.colors["embed"]
-        em = Embed(title=title, description=message, color=color)
-        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)
-
-    @staticmethod
-    async def Image(
-        ctx: Context, title: str, url: str, message: Optional[str] = "", **kwargs
-    ) -> Embed:
-        color = ctx.bot.colors["embed"]
-        em = Embed(title=title, description=message, url=url, color=color)
-        em.set_image(url=url)
-        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)
-
-    @staticmethod
-    async def Title(ctx: Context, title: str, **kwargs) -> Embed:
-        color = ctx.bot.colors["embed"]
-        em = Embed(title=title, color=color)
-        return await EmbedGenerator.SendWithFooter(ctx, em, **kwargs)
-
-    @staticmethod
-    async def SendWithFooter(
-        ctx: Context, em: Embed, **kwargs
-    ) -> Union[discord.Message, Embed]:
-        avatar = ctx.author.avatar.with_static_format("jpeg")
-        em.set_footer(text=f"Requested by: {ctx.author}", icon_url=avatar)
-        if kwargs.get("no_send", False):
-            return em
-        return await ctx.send(embed=em, **kwargs)

utils/assets.py

@@ -0,0 +1,10 @@
+import typing
+
+import discord
+
+
+def process_colours(colors: typing.Dict[str, str]) -> typing.Dict[str, discord.Color]:
+    colour_dict: typing.Dict[str, discord.Color] = {}
+    for name, color in colors.items():
+        colour_dict[name] = discord.Color(int(color, 16))
+    return colour_dict

utils/classes.py

@@ -1,3 +1,4 @@
+import asyncio
 from typing import Dict
 
 from discord.ext.commands import Cog
@@ -13,3 +14,9 @@ class BaseCog(Cog):
         for command in self.walk_commands():
             if brief := slash_descriptions.get(command.qualified_name):
                 command.brief = brief
+
+    def is_lavalink_ready(self) -> bool:
+        return (
+            hasattr(self.bot, "lavalink")
+            and len(self.bot.lavalink.node_manager.available_nodes) > 0
+        )

utils/database.py

@@ -1,57 +0,0 @@
-from typing import Dict
-from typing import List
-from typing import Optional
-
-from aioredis import Redis
-
-from bot import redis_prefix
-
-
-class AutoJoin:
-    @staticmethod
-    async def get_channels(redis: Redis) -> Dict[str, str]:
-        # return all channels
-        channels = await redis.hgetall(f"{redis_prefix}:autojoin")
-        return {key: value.split("-") for key, value in channels.items()}
-
-    @staticmethod
-    async def update_channel(
-        redis: Redis, guild_id: int, voice_channel_id: int, text_channel_id: int
-    ):
-        await redis.hset(
-            f"{redis_prefix}:autojoin",
-            guild_id,
-            f"{voice_channel_id}-{text_channel_id}",
-        )
-
-    @staticmethod
-    async def del_channel(redis: Redis, guild_id: int):
-        await redis.hdel(f"{redis_prefix}:autojoin", guild_id)
-
-
-class Playlist:
-    @staticmethod
-    async def random(redis: Redis, amount: Optional[int] = 1) -> List[str]:
-        return await redis.srandmember(f"{redis_prefix}:playlist", amount)
-
-    @staticmethod
-    async def add_bulk(redis: Redis, urls: list[str]):
-        await redis.sadd(f"{redis_prefix}:playlist", *urls)
-
-    @staticmethod
-    async def clear(redis: Redis):
-        await redis.delete(f"{redis_prefix}:playlist")
-
-
-class PlaylistSource:
-    @staticmethod
-    async def get_all(redis: Redis) -> list[str]:
-        return await redis.smembers(f"{redis_prefix}:sources")
-
-    @staticmethod
-    async def add(redis: Redis, source_url: str):
-        await redis.sadd(f"{redis_prefix}:sources", source_url)
-
-    @staticmethod
-    async def remove(redis: Redis, source_url: str) -> bool:
-        return await redis.srem(f"{redis_prefix}:sources", source_url)

utils/embed.py

@@ -0,0 +1,13 @@
+import discord
+
+from bot import colors
+
+
+def create_embed(user: discord.Member | discord.User) -> discord.Embed:
+    avatar = None
+    if avatar_asset := user.avatar:
+        avatar = avatar_asset.with_static_format("jpeg")
+
+    embed = discord.Embed(color=colors["embed"])
+    embed.set_footer(text=f"Requested by: {user}", icon_url=avatar)
+    return embed

utils/exceptions.py

@@ -1,12 +0,0 @@
-from discord.embeds import Embed
-from discord.ext.commands import CommandError
-
-from context import CustomContext
-
-
-class EmbeddedCommandException(CommandError):
-    def __init__(self, embed: Embed) -> None:
-        self.embed = embed
-
-    async def send(self, ctx: CustomContext):
-        await ctx.send(embed=self.embed)

utils/log.py

@@ -0,0 +1,5 @@
+import logging
+
+logger = logging.getLogger("discord")
+
+__all__ = ("logger",)

utils/paginator.py

@@ -1,843 +0,0 @@
-# Original work Copyright (c) 2015 Rapptz (https://github.com/Rapptz/RoboDanny)
-# Modified work Copyright (c) 2017 Perry Fraser
-#
-# Licensed under the MIT License. https://opensource.org/licenses/MIT
-# Stolen line for line from paginator.py in R. Danny's code
-# Added formatting and lots of blocking of inspections
-import asyncio
-import copy
-import inspect
-import itertools
-import re
-
-import discord
-
-
-class CannotPaginate(Exception):
-    pass
-
-
-class Pages:
-    """Implements a paginator that queries the user for the
-    pagination interface.
-    Pages are 1-index based, not 0-index based.
-    If the user does not reply within 2 minutes then the pagination
-    interface exits automatically.
-    Parameters
-    ------------
-    ctx: Context
-        The context of the command.
-    entries: List[str]
-        A list of entries to paginate.
-    per_page: int
-        How many entries show up per page.
-    show_entry_count: bool
-        Whether to show an entry count in the footer.
-    Attributes
-    -----------
-    embed: discord.Embed
-        The embed object that is being used to send pagination info.
-        Feel free to modify this externally. Only the description,
-        footer fields, and colour are internally modified.
-    permissions: discord.Permissions
-        Our permissions for the channel.
-    """
-
-    def __init__(
-        self, ctx, *, entries, per_page=12, show_entry_count=True, hide_no_results=False
-    ):
-        self.hide_no_results = hide_no_results
-        self.bot = ctx.bot
-        self.entries = entries
-        self.message = ctx.message
-        self.channel = ctx.channel
-        self.author = ctx.author
-        self.per_page = per_page
-        pages, left_over = divmod(len(self.entries), self.per_page)
-        if left_over:
-            pages += 1
-        self.maximum_pages = pages
-        self.embed = discord.Embed(color=0xDEADBF)
-        self.paginating = len(entries) > per_page
-        self.show_entry_count = show_entry_count
-        self.reaction_emojis = [
-            (
-                "\N{BLACK LEFT-POINTING DOUBLE TRIANGLE WITH VERTICAL BAR}",
-                self.first_page,
-            ),
-            ("\N{BLACK LEFT-POINTING TRIANGLE}", self.previous_page),
-            ("\N{BLACK RIGHT-POINTING TRIANGLE}", self.next_page),
-            (
-                "\N{BLACK RIGHT-POINTING DOUBLE TRIANGLE WITH VERTICAL BAR}",
-                self.last_page,
-            ),
-            ("\N{INPUT SYMBOL FOR NUMBERS}", self.numbered_page),
-            ("\N{BLACK SQUARE FOR STOP}", self.stop_pages),
-            ("\N{INFORMATION SOURCE}", self.show_help),
-        ]
-
-        if ctx.guild is not None:
-            self.permissions = self.channel.permissions_for(ctx.guild.me)
-        else:
-            self.permissions = self.channel.permissions_for(ctx.bot.user)
-
-        if not self.permissions.embed_links:
-            raise CannotPaginate("Bot does not have embed links permission.")
-
-        if not self.permissions.send_messages:
-            raise CannotPaginate("Bot cannot send messages.")
-
-        if self.paginating:
-            # verify we can actually use the pagination session
-            if not self.permissions.add_reactions:
-                raise CannotPaginate("Bot does not have add reactions permission.")
-
-            if not self.permissions.read_message_history:
-                raise CannotPaginate(
-                    "Bot does not have Read Message History permission."
-                )
-
-    def get_page(self, page):
-        base = (page - 1) * self.per_page
-        return self.entries[base : base + self.per_page]
-
-    async def show_page(self, page, *, first=False):
-        # noinspection PyAttributeOutsideInit
-        self.current_page = page
-        entries = self.get_page(page)
-        p = []
-        for index, entry in enumerate(entries, 1 + ((page - 1) * self.per_page)):
-            p.append(f"{index}. {entry}")
-
-        if self.maximum_pages > 1:
-            if self.show_entry_count:
-                text = (
-                    f"Page {page}/{self.maximum_pages}"
-                    f" ({len(self.entries)} entries)"
-                )
-            else:
-                text = f"Page {page}/{self.maximum_pages}"
-
-            self.embed.set_footer(text=text)
-
-        if not self.paginating:
-            self.embed.description = "\n".join(p)
-            return await self.channel.send(embed=self.embed)
-
-        if not first:
-            self.embed.description = "\n".join(p)
-            await self.message.edit(embed=self.embed)
-            return
-
-        p.append("")
-        p.append("Confused? React with \N{INFORMATION SOURCE} for more info.")
-        self.embed.description = "\n".join(p)
-        self.message = await self.channel.send(embed=self.embed)
-
-        await self.message.add_reaction("🔣")
-
-    async def add_rest_reactions(self):
-        await self.message.remove_reaction("🔣", self.message.guild.me)
-        for (reaction, _) in self.reaction_emojis:
-            if self.maximum_pages == 2 and reaction in ("\u23ed", "\u23ee"):
-                # no |<< or >>| buttons if we only have two pages
-                # we can't forbid it if someone ends up using it but remove
-                # it from the default set
-                continue
-
-            await self.message.add_reaction(reaction)
-
-    async def checked_show_page(self, page):
-        if page != 0 and page <= self.maximum_pages:
-            await self.show_page(page)
-
-    async def first_page(self):
-        """goes to the first page"""
-        await self.show_page(1)
-
-    async def last_page(self):
-        """goes to the last page"""
-        await self.show_page(self.maximum_pages)
-
-    async def next_page(self):
-        """goes to the next page"""
-        await self.checked_show_page(self.current_page + 1)
-
-    async def previous_page(self):
-        """goes to the previous page"""
-        await self.checked_show_page(self.current_page - 1)
-
-    async def show_current_page(self):
-        if self.paginating:
-            await self.show_page(self.current_page)
-
-    async def numbered_page(self):
-        """lets you type a page number to go to"""
-        # noinspection PyListCreation
-        to_delete = []
-        to_delete.append(await self.channel.send("What page do you want to go to?"))
-
-        def message_check(m):
-            return (
-                m.author == self.author
-                and self.channel == m.channel
-                and m.content.isdigit()
-            )
-
-        try:
-            msg = await self.bot.wait_for("message", check=message_check, timeout=30.0)
-        except asyncio.TimeoutError:
-            to_delete.append(await self.channel.send("Took too long."))
-            await asyncio.sleep(5)
-        else:
-            page = int(msg.content)
-            to_delete.append(msg)
-            if page != 0 and page <= self.maximum_pages:
-                await self.show_page(page)
-            else:
-                to_delete.append(
-                    await self.channel.send(
-                        f"Invalid page given. ({page}/{self.maximum_pages})"
-                    )
-                )
-                await asyncio.sleep(5)
-
-        # noinspection PyBroadException
-        try:
-            await self.channel.delete_messages(to_delete)
-        except Exception:
-            pass
-
-    async def show_help(self):
-        """shows this message"""
-        messages = [
-            "Welcome to the interactive paginator!\n",
-            "This interactively allows you to see pages "
-            "of text by navigating with "
-            "reactions. They are as follows:\n",
-        ]
-
-        for (emoji, func) in self.reaction_emojis:
-            messages.append(f"{emoji} {func.__doc__}")
-
-        self.embed.description = "\n".join(messages)
-        self.embed.clear_fields()
-        self.embed.set_footer(
-            text=f"We were on page {self.current_page} before this message."
-        )
-        await self.message.edit(embed=self.embed)
-
-        async def go_back_to_current_page():
-            await asyncio.sleep(60.0)
-            await self.show_current_page()
-
-        self.bot.loop.create_task(go_back_to_current_page())
-
-    async def stop_pages(self):
-        """stops the interactive pagination session"""
-        await self.message.delete()
-        self.paginating = False
-
-    def react_check(self, reaction, user):
-        if user is None or user.id != self.author.id:
-            return False
-
-        if reaction.message.id != self.message.id:
-            return False
-
-        if reaction.emoji == "🔣":
-            self.match = self.add_rest_reactions
-            return True
-
-        for (emoji, func) in self.reaction_emojis:
-            if reaction.emoji == emoji:
-                # noinspection PyAttributeOutsideInit
-                self.match = func
-                return True
-        return False
-
-    async def paginate(self):
-        """Actually paginate the entries and
-        run the interactive loop if necessary."""
-        if not self.entries and not self.hide_no_results:
-            # I just say no results found because that's my most common use
-            # case.
-            return await self.channel.send("No results found.")
-
-        first_page = self.show_page(1, first=True)
-        if not self.paginating:
-            await first_page
-        else:
-            # allow us to react to reactions right away if we're paginating
-            self.bot.loop.create_task(first_page)
-
-        while self.paginating:
-            try:
-                reaction, user = await self.bot.wait_for(
-                    "reaction_add", check=self.react_check, timeout=120.0
-                )
-            except asyncio.TimeoutError:
-                self.paginating = False
-                # noinspection PyBroadException
-                try:
-                    await self.message.clear_reactions()
-                except Exception:
-                    pass
-                finally:
-                    break
-
-            # noinspection PyBroadException
-            try:
-                await self.message.remove_reaction(reaction, user)
-            except Exception:
-                pass  # can't remove it so don't bother doing so
-
-            await self.match()
-
-
-class EmbedPages:
-    """Similar to Pages, but you use [`discord.Embed`]"""
-
-    def __init__(self, ctx, *, embeds):
-        self.bot = ctx.bot
-        self.embeds = embeds
-        self.message = ctx.message
-        self.channel = ctx.channel
-        self.author = ctx.author
-        pages = len(self.embeds)
-        self.maximum_pages = pages
-        self.paginating = len(embeds) > 1
-        self.reaction_emojis = [
-            (
-                "\N{BLACK LEFT-POINTING DOUBLE TRIANGLE WITH VERTICAL BAR}",
-                self.first_page,
-            ),
-            ("\N{BLACK LEFT-POINTING TRIANGLE}", self.previous_page),
-            ("\N{BLACK RIGHT-POINTING TRIANGLE}", self.next_page),
-            (
-                "\N{BLACK RIGHT-POINTING DOUBLE TRIANGLE WITH VERTICAL BAR}",
-                self.last_page,
-            ),
-            ("\N{INPUT SYMBOL FOR NUMBERS}", self.numbered_page),
-            ("\N{BLACK SQUARE FOR STOP}", self.stop_pages),
-            ("\N{INFORMATION SOURCE}", self.show_help),
-        ]
-
-        if ctx.guild is not None:
-            self.permissions = self.channel.permissions_for(ctx.guild.me)
-        else:
-            self.permissions = self.channel.permissions_for(ctx.bot.user)
-
-        if not self.permissions.embed_links:
-            raise CannotPaginate("Bot does not have embed links permission.")
-
-        if not self.permissions.send_messages:
-            raise CannotPaginate("Bot cannot send messages.")
-
-        if self.paginating:
-            # verify we can actually use the pagination session
-            if not self.permissions.add_reactions:
-                raise CannotPaginate("Bot does not have add reactions permission.")
-
-            if not self.permissions.read_message_history:
-                raise CannotPaginate(
-                    "Bot does not have Read Message History permission."
-                )
-
-    async def show_page(self, page, *, first=False):
-        # noinspection PyAttributeOutsideInit
-        self.current_page = page
-        embed = copy.copy(self.embeds[page - 1])
-        p = []
-
-        if self.maximum_pages > 1:
-            text = f"Page {page}/{self.maximum_pages}"
-
-            embed.set_footer(text=text)
-
-        if not self.paginating:
-            return await self.channel.send(embed=embed)
-
-        if not first:
-            return await self.message.edit(embed=embed)
-
-        p.append("")
-        p.append("Confused? React with \N{INFORMATION SOURCE} for more info.")
-        embed.description = (
-            "" if embed.description == discord.Embed.Empty else embed.description
-        )
-        embed.description += "\n".join(p)
-        self.message = await self.channel.send(embed=embed)
-
-        await self.message.add_reaction("🔣")
-
-    async def add_rest_reactions(self):
-        await self.message.remove_reaction("🔣", self.message.guild.me)
-        for (reaction, _) in self.reaction_emojis:
-            if self.maximum_pages == 2 and reaction in ("\u23ed", "\u23ee"):
-                # no |<< or >>| buttons if we only have two pages
-                # we can't forbid it if someone ends up using it but remove
-                # it from the default set
-                continue
-
-            await self.message.add_reaction(reaction)
-
-    async def checked_show_page(self, page):
-        if page != 0 and page <= self.maximum_pages:
-            await self.show_page(page)
-
-    async def first_page(self):
-        """goes to the first page"""
-        await self.show_page(1)
-
-    async def last_page(self):
-        """goes to the last page"""
-        await self.show_page(self.maximum_pages)
-
-    async def next_page(self):
-        """goes to the next page"""
-        await self.checked_show_page(self.current_page + 1)
-
-    async def previous_page(self):
-        """goes to the previous page"""
-        await self.checked_show_page(self.current_page - 1)
-
-    async def show_current_page(self):
-        if self.paginating:
-            await self.show_page(self.current_page)
-
-    async def numbered_page(self):
-        """lets you type a page number to go to"""
-        # noinspection PyListCreation
-        to_delete = []
-        to_delete.append(await self.channel.send("What page do you want to go to?"))
-
-        def message_check(m):
-            return (
-                m.author == self.author
-                and self.channel == m.channel
-                and m.content.isdigit()
-            )
-
-        try:
-            msg = await self.bot.wait_for("message", check=message_check, timeout=30.0)
-        except asyncio.TimeoutError:
-            to_delete.append(await self.channel.send("Took too long."))
-            await asyncio.sleep(5)
-        else:
-            page = int(msg.content)
-            to_delete.append(msg)
-            if page != 0 and page <= self.maximum_pages:
-                await self.show_page(page)
-            else:
-                to_delete.append(
-                    await self.channel.send(
-                        f"Invalid page given. ({page}/{self.maximum_pages})"
-                    )
-                )
-                await asyncio.sleep(5)
-
-        # noinspection PyBroadException
-        try:
-            await self.channel.delete_messages(to_delete)
-        except Exception:
-            pass
-
-    async def show_help(self):
-        """shows this message"""
-        messages = [
-            "Welcome to the interactive paginator!\n",
-            "This interactively allows you to see pages "
-            "of text by navigating with "
-            "reactions. They are as follows:\n",
-        ]
-
-        for (emoji, func) in self.reaction_emojis:
-            messages.append(f"{emoji} {func.__doc__}")
-
-        embed = discord.Embed()
-
-        embed.description = "\n".join(messages)
-        embed.clear_fields()
-        embed.set_footer(
-            text=f"We were on page {self.current_page} before this message."
-        )
-        await self.message.edit(embed=embed)
-
-        async def go_back_to_current_page():
-            await asyncio.sleep(60.0)
-            await self.show_current_page()
-
-        self.bot.loop.create_task(go_back_to_current_page())
-
-    async def stop_pages(self):
-        """stops the interactive pagination session"""
-        await self.message.delete()
-        self.paginating = False
-
-    def react_check(self, reaction, user):
-        if user is None or user.id != self.author.id:
-            return False
-
-        if reaction.message.id != self.message.id:
-            return False
-
-        if reaction.emoji == "🔣":
-            self.match = self.add_rest_reactions
-            return True
-
-        for (emoji, func) in self.reaction_emojis:
-            if reaction.emoji == emoji:
-                # noinspection PyAttributeOutsideInit
-                self.match = func
-                return True
-        return False
-
-    async def paginate(self):
-        """Actually paginate the entries and
-        run the interactive loop if necessary."""
-        first_page = self.show_page(1, first=True)
-        if not self.paginating:
-            await first_page
-        else:
-            # allow us to react to reactions right away if we're paginating
-            self.bot.loop.create_task(first_page)
-
-        while self.paginating:
-            try:
-                reaction, user = await self.bot.wait_for(
-                    "reaction_add", check=self.react_check, timeout=120.0
-                )
-            except asyncio.TimeoutError:
-                self.paginating = False
-                # noinspection PyBroadException
-                try:
-                    await self.message.clear_reactions()
-                except Exception:
-                    pass
-                finally:
-                    break
-
-            # noinspection PyBroadException
-            try:
-                await self.message.remove_reaction(reaction, user)
-            except Exception:
-                pass  # can't remove it so don't bother doing so
-
-            await self.match()
-
-
-class FieldPages(Pages):
-    """Similar to Pages except entries should be a list of
-    tuples having (key, value) to show as embed fields instead.
-    """
-
-    async def show_page(self, page, *, first=False):
-        # noinspection PyAttributeOutsideInit
-        self.current_page = page
-        entries = self.get_page(page)
-
-        self.embed.clear_fields()
-        self.embed.description = discord.Embed.Empty
-
-        for key, value in entries:
-            self.embed.add_field(name=key, value=value, inline=False)
-
-        if self.maximum_pages > 1:
-            if self.show_entry_count:
-                text = (
-                    f"Page {page}/{self.maximum_pages} "
-                    f"({len(self.entries)} entries)"
-                )
-            else:
-                text = f"Page {page}/{self.maximum_pages}"
-
-            self.embed.set_footer(text=text)
-
-        if not self.paginating:
-            return await self.channel.send(embed=self.embed)
-
-        if not first:
-            await self.message.edit(embed=self.embed)
-            return
-
-        self.message = await self.channel.send(embed=self.embed)
-        for (reaction, _) in self.reaction_emojis:
-            if self.maximum_pages == 2 and reaction in ("\u23ed", "\u23ee"):
-                # no |<< or >>| buttons if we only have two pages
-                # we can't forbid it if someone ends up using it but remove
-                # it from the default set
-                continue
-
-            await self.message.add_reaction(reaction)
-
-
-# ?help
-# ?help Cog
-# ?help command
-#   -> could be a subcommand
-
-_mention = re.compile(r"<@!?([0-9]{1,19})>")
-
-
-def cleanup_prefix(bot, prefix):
-    m = _mention.match(prefix)
-    if m:
-        user = bot.get_user(int(m.group(1)))
-        if user:
-            return f"@{user.name} "
-    return prefix
-
-
-async def _can_run(cmd, ctx):
-    # noinspection PyBroadException
-    try:
-        return await cmd.can_run(ctx)
-    except Exception:
-        return False
-
-
-def _command_signature(cmd):
-    # this is modified from discord.py source
-    # which I wrote myself
-
-    result = [cmd.qualified_name]
-    if cmd.usage:
-        result.append(cmd.usage)
-        return " ".join(result)
-
-    params = cmd.clean_params
-    if not params:
-        return " ".join(result)
-
-    for name, param in params.items():
-        if param.default is not param.empty:
-            # We don't want None or '' to trigger the [name=value] case and
-            # instead it should do [name] since [name=None] or [name=] are
-            # not exactly useful for the user.
-            should_print = (
-                param.default
-                if isinstance(param.default, str)
-                else param.default is not None
-            )
-            if should_print:
-                result.append(f"[{name}={param.default!r}]")
-            else:
-                result.append(f"[{name}]")
-        elif param.kind == param.VAR_POSITIONAL:
-            result.append(f"[{name}...]")
-        else:
-            result.append(f"<{name}>")
-
-    return " ".join(result)
-
-
-class HelpPaginator(Pages):
-    def __init__(self, ctx, entries, *, per_page=4):
-        super().__init__(ctx, entries=entries, per_page=per_page, hide_no_results=True)
-        self.reaction_emojis.append(
-            ("\N{WHITE QUESTION MARK ORNAMENT}", self.show_bot_help)
-        )
-        self.total = len(entries)
-
-    @classmethod
-    async def from_cog(cls, ctx, cog):
-        cog_name = cog.__class__.__name__
-
-        # get the commands
-        entries = sorted(cog.get_commands(), key=lambda c: c.name)
-
-        # remove the ones we can't run
-        entries = [
-            cmd for cmd in entries if (await _can_run(cmd, ctx)) and not cmd.hidden
-        ]
-
-        self = cls(ctx, entries)
-        self.title = f"{cog_name} Commands".upper()
-        self.description = inspect.getdoc(cog)
-        self.prefix = cleanup_prefix(ctx.bot, ctx.prefix)
-
-        # no longer need the database
-
-        return self
-
-    @classmethod
-    async def from_command(cls, ctx, command):
-        try:
-            entries = sorted(command.commands, key=lambda c: c.name)
-        except AttributeError:
-            entries = []
-        else:
-            entries = [
-                cmd for cmd in entries if (await _can_run(cmd, ctx)) and not cmd.hidden
-            ]
-
-        self = cls(ctx, entries)
-        self.title = command.signature
-
-        if command.description:
-            self.description = f"{command.description}\n\n{command.help}"
-        else:
-            self.description = command.help or "No help given."
-
-        self.prefix = cleanup_prefix(ctx.bot, ctx.prefix)
-        return self
-
-    @classmethod
-    async def from_bot(cls, ctx):
-        def key(c):
-            return c.cog_name or "\u200bMisc"
-
-        entries = sorted(ctx.bot.commands, key=key)
-        nested_pages = []
-        per_page = 9
-
-        # 0: (cog, desc, commands) (max len == 9)
-        # 1: (cog, desc, commands) (max len == 9)
-        # ...
-
-        for cog, commands in itertools.groupby(entries, key=key):
-            plausible = [
-                cmd for cmd in commands if (await _can_run(cmd, ctx)) and not cmd.hidden
-            ]
-            if len(plausible) == 0:
-                continue
-
-            description = ctx.bot.get_cog(cog)
-            if description is None:
-                description = discord.Embed.Empty
-            else:
-                description = inspect.getdoc(description) or discord.Embed.Empty
-
-            nested_pages.extend(
-                (cog, description, plausible[i : i + per_page])
-                for i in range(0, len(plausible), per_page)
-            )
-
-        self = cls(ctx, nested_pages, per_page=1)  # this forces the pagination session
-        self.prefix = cleanup_prefix(ctx.bot, ctx.prefix)
-
-        # swap the get_page implementation with
-        # one that supports our style of pagination
-        self.get_page = self.get_bot_page
-        self._is_bot = True
-
-        # replace the actual total
-        self.total = sum(len(o) for _, _, o in nested_pages)
-        return self
-
-    # noinspection PyAttributeOutsideInit
-    def get_bot_page(self, page):
-        cog, description, commands = self.entries[page - 1]
-        self.title = f"{cog} Commands"
-        self.description = description
-        return commands
-
-    async def show_page(self, page, *, first=False):
-        # noinspection PyAttributeOutsideInit
-        self.current_page = page
-        entries = self.get_page(page)
-
-        self.embed.clear_fields()
-        self.embed.description = self.description
-        self.embed.title = self.title
-
-        # noinspection PyUnresolvedReferences
-        self.embed.set_footer(
-            text=f'Use "{self.prefix}help command" for more info on a command.'
-        )
-
-        signature = _command_signature
-
-        for entry in entries:
-            self.embed.add_field(
-                name=signature(entry),
-                value=entry.short_doc or "No help given",
-                inline=False,
-            )
-
-        if self.maximum_pages:
-            self.embed.set_author(
-                name=f"Page {page}/{self.maximum_pages} ({self.total} commands)"
-            )
-
-        if not self.paginating:
-            return await self.channel.send(embed=self.embed)
-
-        if not first:
-            await self.message.edit(embed=self.embed)
-            return
-
-        self.message = await self.channel.send(embed=self.embed)
-        for (reaction, _) in self.reaction_emojis:
-            if self.maximum_pages == 2 and reaction in ("\u23ed", "\u23ee"):
-                # no |<< or >>| buttons if we only have two pages
-                # we can't forbid it if someone ends up using it but remove
-                # it from the default set
-                continue
-
-            await self.message.add_reaction(reaction)
-
-    async def show_help(self):
-        """shows this message"""
-
-        self.embed.title = "Paginator help"
-        self.embed.description = "Hello! Welcome to the help page."
-
-        messages = [f"{emoji} {func.__doc__}" for emoji, func in self.reaction_emojis]
-        self.embed.clear_fields()
-        self.embed.add_field(
-            name="What are these reactions for?",
-            value="\n".join(messages),
-            inline=False,
-        )
-
-        self.embed.set_footer(
-            text=f"We were on page {self.current_page} before this message."
-        )
-        await self.message.edit(embed=self.embed)
-
-        async def go_back_to_current_page():
-            await asyncio.sleep(30.0)
-            await self.show_current_page()
-
-        self.bot.loop.create_task(go_back_to_current_page())
-
-    async def show_bot_help(self):
-        """shows how to use the bot"""
-
-        self.embed.title = "Using the bot"
-        self.embed.description = "Hello! Welcome to the help page."
-        self.embed.clear_fields()
-
-        entries = (
-            ("<argument>", "This means the argument is __**required**__."),
-            ("[argument]", "This means the argument is __**optional**__."),
-            ("[A|B]", "This means the it can be __**either A or B**__."),
-            (
-                "[argument...]",
-                "This means you can have multiple arguments.\n"
-                "Now that you know the basics, it should be "
-                "noted that...\n"
-                "__**You do not type in the brackets!**__",
-            ),
-        )
-
-        self.embed.add_field(
-            name="How do I use this bot?",
-            value="Reading the bot signature is pretty simple.",
-        )
-
-        for name, value in entries:
-            self.embed.add_field(name=name, value=value, inline=False)
-
-        self.embed.set_footer(
-            text=f"We were on page {self.current_page} before this message."
-        )
-        await self.message.edit(embed=self.embed)
-
-        async def go_back_to_current_page():
-            await asyncio.sleep(30.0)
-            await self.show_current_page()
-
-        self.bot.loop.create_task(go_back_to_current_page())