import { Command, CommandoMessage, CommandoClient } from 'discord.js-commando';
import { MessageEmbed } from 'discord.js';
//@ts-ignore
import emoji from 'emoji-random';

module.exports = class ShuffleVoice extends Command {
    constructor(client: CommandoClient) {
        super(client, {
            name: 'shuffle',
            group: 'voice',
            memberName: 'shuffle',
            description: 'Shuffles the current track queue.',
            guildOnly: true,
            examples: ['uwu!shuffle'],
            clientPermissions: ['SPEAK', 'CONNECT', 'SEND_MESSAGES', 'READ_MESSAGE_HISTORY'],
            userPermissions: ['SEND_MESSAGES', 'READ_MESSAGE_HISTORY'],
            throttling: {
                usages: 5,
                duration: 30
            },
        });
    }
    run(msg: CommandoMessage) {
        var voiceChannel = msg.member.voice.channel;
        if (!voiceChannel) return msg.reply('Please join channel and try again. ' + emoji.random());

        //@ts-ignore
        if (typeof msg.guild.musicData.songDispatcher == 'undefined' ||
            //@ts-ignore
            msg.guild.musicData.songDispatcher == null) {
            return msg.reply('There isn\'t any audio playing right now. ' + emoji.random());
        }

        //@ts-ignore
        if (msg.guild.musicData.queue.length < 1)
            return msg.say('There aren\'t any songs in the current queue. ' + emoji.random());

        //@ts-ignore
        shuffleQueue(msg.guild.musicData.queue);

        //@ts-ignore
        const titleArray = [];
        //@ts-ignore
        msg.guild.musicData.queue.map(obj => {
            titleArray.push(obj.title);
        });
        var queueEmbed = new MessageEmbed()
            .setColor(0xF97DAE)
            .setTitle('New Music Queue ' + emoji.random());
        for (let i = 0; i < titleArray.length; i++) {
            //@ts-ignore
            queueEmbed.addField(`${i + 1}:`, `${titleArray[i]}`);
        }
        return msg.say(queueEmbed);
    }
};

function shuffleQueue(queue: any) {
    for (let i = queue.length - 1; i > 0; i--) {
        const j = Math.floor(Math.random() * (i + 1));
        [queue[i], queue[j]] = [queue[j], queue[i]];
    }
}