import pomice
import discord

from discord.ext import commands

class MyBot(commands.Bot):
    
    def __init__(self) -> None:
        super().__init__(command_prefix='!', activity=discord.Activity(type=discord.ActivityType.listening, name='to music!'))
        
        self.add_cog(Music(self))
        
    async def on_ready(self) -> None:
        print("I'm online!")
        await self.cogs["Music"].start_nodes()
     
        
class Music(commands.Cog):
    
    def __init__(self, bot) -> None:
        self.bot = bot
        
        # In order to initialize a node, or really do anything in this library, you need to make a node pool
        self.pomice = pomice.NodePool()
    
    async def start_nodes(self):
        # You can pass in Spotify credentials to enable Spotify querying.
        # If you do not pass in valid Spotify credentials, Spotify querying will not work

        await self.pomice.create_node(bot=self.bot, host='127.0.0.1', port='3030', password='youshallnotpass', identifier='MAIN')
        print(f"Node is ready!")


        
    @commands.command(aliases=['connect'])
    async def join(self, ctx: commands.Context, *, channel: discord.TextChannel = None) -> None:
        
        if not channel:
            channel = getattr(ctx.author.voice, 'channel', None)
            if not channel:
                raise commands.CheckFailure('You must be in a voice channel to use this command'
                                            'without specifying the channel argument.')


        # With the release of discord.py 1.7, you can now add a compatible VoiceProtocol class as a argument
        # in channel.connect(). This library takes advantage of that and is how you initialize a player.

        await ctx.author.voice.channel.connect(cls=pomice.Player)
        await ctx.send(f'Joined the voice channel `{channel}`')

    @commands.command(aliases=['dc', 'disconnect'])
    async def leave(self, ctx: commands.Context):

        if not ctx.voice_client:
            raise commands.CommandError('No player detected')

        player: pomice.Player = ctx.voice_client

        await player.destroy()

        await ctx.send("Player has left the channel.")
        
    @commands.command(aliases=['p'])
    async def play(self, ctx, *, search: str) -> None:
        
        # Checks if the players in the channel before we play anything
        if not ctx.voice_client:
            await ctx.invoke(self.join) 


        player: pomice.Player = ctx.voice_client   

        # If you search a keyword, Pomice will automagically search the result using Youtube
        # You can pass in "search_type=" as an argument to change the search type
        # i.e: player.get_tracks("query", search_type=SearchType.ytmsearch)
        # will search up any keyword results on Youtube Music

        results = player.get_tracks(f"{search}")     
        
        if not results:
            raise commands.CommandError('No results were found for that search term.')
        
        if isinstance(results, pomice.Playlist):
            await player.play(track=results.tracks[0])
        else:
            await player.play(track=results[0])

    @commands.command()
    async def pause(self, ctx):

        if not ctx.voice_client:
            raise commands.CommandError('No player detected')

        player: pomice.Player = ctx.voice_client

        if player.is_paused:
            await ctx.send("Player is already paused!")

        await player.set_pause(pause=True)

        await ctx.send("Player has been paused")

    @commands.command()
    async def resume(self, ctx):

        if not ctx.voice_client:
            raise commands.CommandError('No player detected')

        player: pomice.Player = ctx.voice_client

        if not player.is_paused:
            await ctx.send("Player is already playing!")

        await player.set_pause(pause=False)

        await ctx.send("Player has been resumed")

    @commands.command()
    async def stop(self, ctx):

        if not ctx.voice_client:
            raise commands.CommandError('No player detected')

        player: pomice.Player = ctx.voice_client

        if not player.is_playing:
            await ctx.send("Player is already stopped!")

        await player.stop()

        await ctx.send("Player has been stopped")

            
bot = MyBot()
bot.run("token here")