//play.js



const ytdl = require('ytdl-core');
const ytSearch =require('yt-search');
const { description, execute } = require('./clear');
const message = require('../events/guild/message');

const queue = new Map();
module.exports = {
    name: 'play',
    aliases: ['skip', 'stop'],
    description: 'Musik bot basic commands',
    async execute(message, args, cmd, client, Discord){

        const voice_channel = message.member.voice.channel;
        if (!voice_channel) return message.channel.send('Du musst dafür in einem voicechannel sein, du depp!');
        const permissions = voice_channel.permissionsFor(message.client.user);
        if (!permissions.has('CONNECT')) return message.channel.send('Du musst dafür channel connecten dürfen, du saudepp!');
        if (!permissions.has('SPEAK')) return message.channel.send('lern erstmal das reden, du depp!');

        const server_queue = queue.get(message.guild.id)

        if(cmd=== 'play'){
            if(!args.length) return message.channel.send('must schon n lied eingeben!');
            let song = {};

            if(ytdl.validateURL(args[0])){
                const song_info = await ytdl.getInfo(args[0]);
                song = {title: song_info.videoDetails.title, url: song_info.videoDetails.video_url}
            }else{
                const video_finder = async (query) =>{
                    const videoResult = await ytSearch(query);
                    return(videoResult.videos.length >1) ? videoResult.videos[0] : null;
                }

                const video = await  video_finder(args.join(' '));
                if (video){
                    song = {title: video.title, url: video.video_url}
                }else {
                    return message.channel.send('kein lied g´funden du saupreis');
                }
            }
            if (!server_queue){

                        const queue_constructor = {
                            voice_channel: voice_channel,
                            text_channel: message.channel,
                            connection: null,
                            songs: []
                        }

                        queue.set(message.guild.id, queue_constructor);
                        queue_constructor.songs.push(song);

                        try {
                            const connection= await voice_channel.join();
                            queue_constructor.connection = connection
                            video_player(message.guild, queue_constructor.songs[0]);
                        } catch (err) {
                            queue.delete(message.guild.id);
                            message.channel.send('Fehler beim connecten, Costas der Depp?');
                            throw err;
                        }

                    }else {
                        server_queue.songs.push(song);
                    }
        }else if(cmd=== 'skip')skip_song(message, server_queue);
        else if(cmd=== 'stop')stop_song(message, server_queue);

    }
}

const video_player = async (guild, song) => {
    const song_queue = queue.get(guild.id);

    if(!song) {
        song_queue.voice_channel.leave();
        queue.delete(guild.id);
        return;
    }
    const stream = ytdl(song.url, {filter:'audioonly'});
    song_queue.connection.play(stream, {seek: 0, volume: 0.5})
    .on('finish', () => {
        song_queue.songs.shift();
        video_player(guild, song_queue.songs[0]);

    });
    await song_queue.text_channel.send(`Now playing **${song.title}**`);
}

const skip_song = (message, server_queue) => {
    if(!message.member.voice.channel) return message.channel.send('Du musst dafür in einem voicechannel sein, du depp!');
    if(!server_queue) return message.channel.send('Keine Songs in der queue');
    server_queue.connection.dispatcher.end();
    message.channel.send('weil du es bist');
}

const stop_song = (message, server_queue) => {
    if(!message.member.voice.channel) return message.channel.send('Du musst dafür in einem voicechannel sein, du depp!');
    server_queue.songs = [];
    server_queue.connection.dispatcher.end();
    message.channel.send('**Bruder muss los**');
}


//message.js

module.exports = (Discord, client, message) => {
    const prefix = '-';

    
        if(!message.content.startsWith(prefix) || message.author.bot) return;

        const args = message.content.slice(prefix.length).split(/ +/);
        const cmd = args.shift().toLowerCase();

       const command = client.commands.get(cmd) || client.commands.find(a => a.aliases && a.aliases.includes(cmd));

       if(command) command.execute(message, args, cmd, client, Discord);

}