import logging
import random
from pathlib import Path

import discord
from discord.ext import commands

from bot.bot import SeasonalBot
from bot.constants import Hacktoberfest

log = logging.getLogger(__name__)


class SpookySound(commands.Cog):
    """A cog that plays a spooky sound in a voice channel on command."""

    def __init__(self, bot: SeasonalBot):
        self.bot = bot
        self.sound_files = list(Path("bot/resources/halloween/spookysounds").glob("*.mp3"))
        self.channel = None

    @commands.cooldown(rate=1, per=1)
    @commands.command(brief="Play a spooky sound, restricted to once per 2 mins")
    async def spookysound(self, ctx: commands.Context) -> None:
        """
        Connect to the Hacktoberbot voice channel, play a random spooky sound, then disconnect.

        Cannot be used more than once in 2 minutes.
        """
        if not self.channel:
            await self.bot.wait_until_guild_available()
            self.channel = self.bot.get_channel(Hacktoberfest.voice_id)

        await ctx.send("Initiating spooky sound...")
        file_path = random.choice(self.sound_files)
        src = discord.FFmpegPCMAudio(str(file_path.resolve()))
        voice = await self.channel.connect()
        voice.play(src, after=lambda e: self.bot.loop.create_task(self.disconnect(voice)))

    @staticmethod
    async def disconnect(voice: discord.VoiceClient) -> None:
        """Helper method to disconnect a given voice client."""
        await voice.disconnect()


def setup(bot: SeasonalBot) -> None:
    """Spooky sound Cog load."""
    bot.add_cog(SpookySound(bot))