decoupled lavalink creation from cogs.music

cogs/music.py

@@ -76,25 +76,11 @@ class LavalinkVoiceClient(discord.VoiceClient):
 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:
+        while not self.is_lavalink_ready():
             await asyncio.sleep(1)
 
+        self.bot.lavalink.add_event_hook(self.track_hook)
+        redis_result = await AutoJoin.get_channels(self.bot._redis_client)
         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)
@@ -153,7 +139,7 @@ class Music(BaseCog):
         #  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"):
+        if not self.is_lavalink_ready():
             await ctx.send("Still starting please wait a moment.")
 
         if guild_check: