# I M P O R T S
import discord
import os
import asyncio
import youtube_dl
from discord.ext import commands

########################################################################################################################
#
#   _____ _             _
#  / ____| |           | |
# | (___ | |_ __ _ _ __| |_ _   _ _ __
#  \___ \| __/ _` | '__| __| | | | '_ \
#  ____) | || (_| | |  | |_| |_| | |_) |
# |_____/ \__\__,_|_|   \__|\__,_| .__/
#                                | |
#                                |_|

token = os.getenv("TOKEN")
bot = commands.Bot(command_prefix=commands.when_mentioned_or("/"),
                   description="SnakieCat bot")
@bot.event
async def on_ready():
    print('Yeah, I am started and my name is {0.user}'.format(bot))

#########################################################################################################################

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# M:::::::::::M     M:::::::::::M U:::::D     D:::::U S:::::S              I::::IC:::::C
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ytdl_format_options = {
    'format': 'bestaudio/best',
    'outtmpl': '%(extractor)s-%(id)s-%(title)s.%(ext)s',
    'restrictfilenames': True,
    'noplaylist': True,
    'nocheckcertificate': True,
    'ignoreerrors': False,
    'logtostderr': False,
    'quiet': True,
    'no_warnings': True,
    'default_search': 'auto',
    'source_address': '0.0.0.0' # bind to ipv4 since ipv6 addresses cause issues sometimes
}

ffmpeg_options = {
    'options': '-vn'
}

ytdl = youtube_dl.YoutubeDL(ytdl_format_options)

class YTDLSource(discord.PCMVolumeTransformer):
    def __init__(self, source, *, data, volume=0.5):
        super().__init__(source, volume)

        self.data = data

        self.title = data.get('title')
        self.url = data.get('url')

    @classmethod
    async def from_url(cls, url, *, loop=None, stream=False):
        loop = loop or asyncio.get_event_loop()
        data = await loop.run_in_executor(None, lambda: ytdl.extract_info(url, download=not stream))

        if 'entries' in data:
            # take first item from a playlist
            data = data['entries'][0]

        filename = data['url'] if stream else ytdl.prepare_filename(data)
        return cls(discord.FFmpegPCMAudio(filename, **ffmpeg_options), data=data)


class Music(commands.Cog):
    def __init__(self, bot):
        self.bot = bot

    @commands.command()
    async def join(self, ctx, *, channel: discord.VoiceChannel):
        """Joins a voice channel"""
        if ctx.voice_client is not None:
            return await ctx.voice_client.move_to(channel)

        await channel.connect()

    @commands.command()
    async def play(self, ctx, *, url):
        """Streams from a url (same as yt, but doesn't predownload)"""

        async with ctx.typing():
            player = await YTDLSource.from_url(url, loop=self.bot.loop, stream=True)
            ctx.voice_client.play(player, after=lambda e: print('Player error: %s' % e) if e else None)

        await ctx.send('Ok, (beep boop) I am turning on {}'.format(player.title))

    @commands.command()
    async def volume(self, ctx, volume: int):
        """Changes the player's volume"""

        if ctx.voice_client is None:
            return await ctx.send("Not connected to a voice channel.")

        ctx.voice_client.source.volume = volume / 100
        await ctx.send("Now volume is {}%".format(volume))

    @commands.command()
    async def stop(self, ctx):
        """Stops and disconnects the bot from voice"""
        await ctx.voice_client.disconnect()

    @play.before_invoke
    async def ensure_voice(self, ctx):
        if ctx.voice_client is None:
            if ctx.author.voice:
                await ctx.author.voice.channel.connect()
            else:
                await ctx.send("You are not connected to a voice channel.")
                raise commands.CommandError("Author not connected to a voice channel.")
        elif ctx.voice_client.is_playing():
            ctx.voice_client.stop()

########################################################################################################################

#
#   /$$                           /$$                                                                           /$$
#  | $$                          | $$                                                                          |__/
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#|_  $$_/   /$$__  $$|  $$ /$$/|_  $$_/         |____  $$| $$__  $$ /$$_____/| $$ | $$ | $$ /$$__  $$ /$$__  $$| $$| $$__  $$ /$$__  $$
#  | $$    | $$$$$$$$ \  $$$$/   | $$            /$$$$$$$| $$  \ $$|  $$$$$$ | $$ | $$ | $$| $$$$$$$$| $$  \__/| $$| $$  \ $$| $$  \ $$
#  | $$ /$$| $$_____/  >$$  $$   | $$ /$$       /$$__  $$| $$  | $$ \____  $$| $$ | $$ | $$| $$_____/| $$      | $$| $$  | $$| $$  | $$
#  |  $$$$/|  $$$$$$$ /$$/\  $$  |  $$$$/      |  $$$$$$$| $$  | $$ /$$$$$$$/|  $$$$$/$$$$/|  $$$$$$$| $$      | $$| $$  | $$|  $$$$$$$
#   \___/   \_______/|__/  \__/   \___/         \_______/|__/  |__/|_______/  \_____/\___/  \_______/|__/      |__/|__/  |__/ \____  $$
#                                                                                                                             /$$  \ $$
#                                                                                                                            |  $$$$$$/
#                                                                                                                             \______/

@bot.event
async def on_message(message):
    if message.author == bot.user:
        return

    if message.content.startswith('hello'):
        await message.channel.send('Hello!')
        
    if message.content.startswith('aboba') or message.content.startswith('ABOBA'):
        await message.channel.send(':regional_indicator_a: :regional_indicator_b: :regional_indicator_o: :regional_indicator_b: :regional_indicator_a:')


########################################################################################################################
#    ____  __  ___   __
#   / __ \/ / / / | / /
#  / /_/ / / / /  |/ /
# / _, _/ /_/ / /|  /
#/_/ |_|\____/_/ |_/

bot.add_cog(Music(bot))
bot.run(token)