lavalink 改变了一切，我真的不推荐使用 lavalink，我使用了 wavelink，它完全可以正常工作。
如果您想要完整的指南，here。
在您观看该视频后，我有一个升级的代码，它添加了队列、歌曲列表和其他内容，如果您愿意，可以在您的音乐 cog 中使用它：
import discord
import wavelink
import typing
import sqlite3
from discord.ext import commands
class Music(commands.Cog):
def __init__(self, bot):
self.bot = bot
bot.loop.create_task(self.create_nodes())
async def create_nodes(self):
await self.bot.wait_until_ready()
await wavelink.NodePool.create_node(bot=self.bot, host="YOUR_ADRESS(Your adress shouldent be 0.0.0.0, do something like 127.0.0.1)", port="YOUR_PORT", password="youshallnotpass", region="asia")
@commands.Cog.listener()
async def on_ready(self):
print("music cog ready! (beta)")
@commands.Cog.listener()
async def on_wavelink_node_ready(self, node: wavelink.Node):
print(f"Node <{node.identifier}> ready!")
@commands.Cog.listener()
async def on_command_error(self, ctx, error):
if isinstance(error, commands.CommandNotFound):
await ctx.send(f"Unknown command")
@commands.Cog.listener()
async def on_wavelink_track_end(self, player: wavelink.Player, track: wavelink.Track, reason):
ctx = player.ctx
vc: player = ctx.voice_client
if vc.loop:
return await vc.play(track)
if vc.queue.is_empty:
return await ctx.send("The queue is empty")
next_song = vc.queue.get()
song = await wavelink.YouTubeTrack.search(query=str(next_song), return_first=True)
if not song.uri == None:
ur = song.uri
else:
ur = "None"
if not song.author == None:
au = song.author
else:
au = "None"
if song.is_stream():
stream = "True"
else:
stream = "False"
await vc.play(song)
embed = discord.Embed(title=f"Now Playing `{song.title}`", description=f"Info:\nSong length(second), {song.duration}\nAuthor, {au}\nLink, {ur}\nStream, {stream}", color=discord.Color.from_rgb(255, 255, 255))
await ctx.send(embed=embed)
@commands.command(name="join", aliases=["connect", "summon"], description="Join the voice channel you provided or the music channel you are in")
async def join_commad(self, ctx, channel: typing.Optional[discord.VoiceChannel]):
try:
if channel is None:
channel = ctx.author.voice.channel
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
if player is not None:
if player.is_connected():
return await ctx.send("bot is already connected to a voice channel")
await channel.connect(cls=wavelink.Player)
embed = discord.Embed(title=f"Connected to {channel.name}", color=discord.Color.from_rgb(255, 255, 255))
await ctx.send(embed=embed)
except AttributeError:
await ctx.send("You are not in a voice channel!")
@commands.command(name="leave", aliases=["disconnect", "quit"], description="Leave the Voice channel")
async def leave_command(self, ctx):
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
if player is None:
return await ctx.send("bot is not connected to any voice channel")
await player.disconnect()
embed=discord.Embed(title="Disconnected", color=discord.Color.from_rgb(255, 255, 255))
await ctx.send(embed=embed)
@commands.command(name="play", description="search the music name you provided and play it")
async def play_command(self, ctx, *, search: str):
if not ctx.author.voice:
return await ctx.send("Join a voice channel first!")
song = await wavelink.YouTubeTrack.search(query=search, return_first=True)
if not ctx.voice_client:
vc: wavelink.Player = await ctx.author.voice.channel.connect(cls=wavelink.Player)
else:
vc: wavelink.Player = ctx.voice_client
if vc.queue.is_empty and not vc.is_playing():
await vc.play(song)
if not song.uri == None:
ur = song.uri
else:
ur = "None"
if not song.author == None:
au = song.author
else:
au = "None"
if song.is_stream():
stream = "True"
else:
stream = "False"
embed = discord.Embed(title=f"Now Playing `{song.title}`", description=f"Info:\nSong length(second), {song.duration}\nAuthor, {au}\nLink, {ur}\nStream, {stream}", color=discord.Color.from_rgb(255, 255, 255))
else:
await vc.queue.put_wait(song)
embed = discord.Embed(title=f"Added `{song}` to the queue")
await ctx.send(embed=embed)
vc.ctx = ctx
setattr(vc, "loop", False)
@commands.command(name="overrideplay", description="Play the music without adding it to the query and override all songs")
async def overrideplay_command(self, ctx, *, search: str):
if not ctx.author.voice:
return await ctx.send("Join a voice channel first!")
song = await wavelink.YouTubeTrack.search(query=search, return_first=True)
if not ctx.voice_client:
vc: wavelink.Player = await ctx.author.voice.channel.connect(cls=wavelink.Player)
else:
vc: wavelink.Player = ctx.voice_client
if vc.queue.is_empty:
await vc.play(song)
if not song.uri == None:
ur = song.uri
else:
ur = "None"
if not song.author == None:
au = song.author
else:
au = "None"
if song.is_stream():
stream = "True"
else:
stream = "False"
embed = discord.Embed(title=f"Now Playing `{song.title}`", description=f"Info:\nSong length(second), {song.duration}\nAuthor, {au}\nLink, {ur}\nStream, {stream}", color=discord.Color.from_rgb(255, 255, 255))
else:
await ctx.send("The queue is not empty, use the stop command to clear the queue!")
await ctx.send(embed=embed)
vc.ctx = ctx
setattr(vc, "loop", False)
@commands.command(name="stop", description="Finish the music(It will finish the music it is not resume if you want to play it again do rr?play <song name>)")
async def stop_command(self, ctx):
try:
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
if player is None:
return await ctx.send("Bot is not connected to any voice channel")
else:
vc: wavelink.Player = ctx.voice_client
if player.is_playing:
if not vc.queue.is_empty:
vc.queue.clear()
await player.stop()
else:
await player.stop()
embed=discord.Embed(title="Playback Stoped", color=discord.Color.from_rgb(255, 255, 255))
return await ctx.send(embed=embed)
else:
return await ctx.send("Nothing is playing")
except Exception as e:
print(e)
@commands.command(name="skip", description="Skip this song and move on to the next song if there is one")
async def skip_command(self, ctx):
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
if player is None:
return await ctx.send("Bot is not connected to any voice channel")
else:
vc: wavelink.Player = ctx.voice_client
if player.is_playing:
await player.stop()
embed=discord.Embed(title="Playback Skipped", color=discord.Color.from_rgb(255, 255, 255))
return await ctx.send(embed=embed)
else:
return await ctx.send("Nothing is playing")
@commands.command(name="pause", description="pause the music if it is playing one")
async def pause_command(self, ctx):
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
if player is None:
return await ctx.send("Bot is not connected to any voice channel")
if not player.is_paused():
if player.is_playing():
await player.pause()
embed = discord.Embed(title="Playback Paused", color=discord.Color.from_rgb(255, 255, 255))
return await ctx.send(embed=embed)
else:
return await ctx.send("Nothing is playing")
else:
return await ctx.send("Playback is Already paused")
@commands.command(name="resume", aliases=["continue"], description="resume the music if it is playing one")
async def resume_command(self, ctx):
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
if player is None:
return await ctx.send("bot is not connected to any voice channel")
if player.is_paused():
await player.resume()
embed = discord.Embed(title="Playback resumed", color=discord.Color.from_rgb(255, 255, 255))
return await ctx.send(embed=embed)
else:
return await ctx.send("playback is not paused")
@commands.command(name="volume", description="Change the music volume between 1 and 100")
async def volume_command(self, ctx, to:int):
if not ctx.voice_client:
return await ctx.send("I am not even in a voice channel!")
if to > 100:
return await ctx.send("Volume should be between 1 and 100")
elif to < 1:
return await ctx.send("Volume should be between 1 and 100")
node = wavelink.NodePool.get_node()
player = node.get_player(ctx.guild)
await player.set_volume(to)
embed = discord.Embed(title=f"Changed volume to {to}", color=discord.Color.from_rgb(255, 255, 255))
await ctx.send(embed=embed)
@commands.command(name="loop", description="Loop the music")
async def loop_command(self, ctx):
if not ctx.voice_client:
return await ctx.send("I am not in a voice channel!")
elif not ctx.author.voice:
return await ctx.send("You are not in a voice channel!")
else:
vc: wavelink.Player = ctx.voice_client
if vc.loop == False:
vc.loop = True
else:
setattr(vc, "loop", False)
if vc.loop:
return await ctx.send("Loop is now **Enabled!**")
else:
return await ctx.send("Loop is now **Disabled!**")
@commands.command(name="queue", description="Show the queue")
async def queue_command(self, ctx):
if not ctx.voice_client:
return await ctx.send("I'm not in a voice channel!")
elif not ctx.author.voice:
return await ctx.send("You are not in a voice channel!")
else:
vc: wavelink.Player = ctx.voice_client
if vc.queue.is_empty:
return await ctx.send("Queue is empty")
embed = discord.Embed(title="Queue", color=discord.Color.from_rgb(255, 255, 255))
queue = vc.queue.copy()
song_count = 0
for song in queue:
song_count += 1
embed.add_field(name=f"Song {song_count}", value=f"`{song}`")
return await ctx.send(embed=embed)
@commands.command(name="info", description="search the music name you provided and show the info of it", aliases=["information"])
async def info_command(self, ctx, *, search: str):
song = await wavelink.YouTubeTrack.search(query=search, return_first=True)
if not song.uri == None:
ur = song.uri
else:
ur = "None"
if not song.author == None:
au = song.author
else:
au = "None"
if song.is_stream():
stream = "True"
else:
stream = "False"
embed = discord.Embed(title=f"Info about `{song.title}`", description=f"Info:\nSong length(second), {song.duration}\nAuthor, {au}\nLink, {ur}\nStream, {stream}", color=discord.Color.from_rgb(255, 255, 255))
await ctx.send(embed=embed)
@commands.command(name="addsong", description="Add a song to your song list")
async def addsong_command(self, ctx, *, song: str):
try:
so = await wavelink.YouTubeTrack.search(query=song, return_first=True)
so1 = str(so) + ", "
db = sqlite3.connect('main.sqlite')
cursor = db.cursor()
cursor.execute(f"SELECT song_list FROM main WHERE user_id = {ctx.author.id}")
result = cursor.fetchone()
if result is None:
sql = ("INSERT INTO main(user_id, song_list) VALUES(?,?)")
val = (ctx.author.id, so1)
await ctx.send(f"First song added! {so}")
elif result is not None:
sfinal = result[0] + (so1)
sql = ("UPDATE main SET song_list = ? WHERE user_id = ?")
val = (sfinal, ctx.author.id,)
await ctx.send(f"Song has been added: {so}")
cursor.execute(sql, val)
db.commit()
cursor.close()
db.close()
except Exception as e:
await ctx.send(e)
@commands.command(name="mysonglist", description="Show your song list")
async def mysonglist_command(self, ctx):
try:
db = sqlite3.connect('main.sqlite')
cursor = db.cursor()
cursor.execute(f"SELECT song_list FROM main WHERE user_id = {ctx.author.id}")
result = cursor.fetchone()
if result is None:
cursor.close()
db.close()
return await ctx.send("You don't have any song in your list")
elif result is not None:
result = " ".join(result)
embed = discord.Embed(title="Your song list", description=f"{result}", color=discord.Color.from_rgb(255, 255, 255))
await ctx.send(embed=embed)
cursor.close()
db.close()
except Exception as e:
await ctx.send(e)
@commands.command(name="deletesonglist", description="Delete your song list")
async def deletesonglist_command(self, ctx):
db = sqlite3.connect('main.sqlite')
cursor = db.cursor()
cursor.execute(f"SELECT song_list FROM main WHERE user_id = {ctx.author.id}")
result = cursor.fetchone()
if result is not None:
try:
sql = ("DELETE FROM main WHERE user_id = ?")
val = (ctx.author.id,)
cursor.execute(sql, val)
await ctx.send("Sucessfully removed your song list")
except Exception as e:
await ctx.send(e)
elif result is None:
db.commit()
cursor.close()
db.close()
return await ctx.send("You don't have a song list!")
db.commit()
cursor.close()
db.close()
def setup(bot):
bot.add_cog(Music(bot))`