const Discord = require('discord.js');
const bot = new Discord.Client();
const ytdl = require('ytdl-core');

const status = require('minecraft-server-status');

var server = null;
var channels = null;

var vid = null;
var con = null;

var mcServer = 'bront.syzygial.cc'

bot.on('ready', () => {
    console.log(`Logged in as ${bot.user.tag}!`);
    server = bot.guilds.cache.get("574723462803882018");
    channels = server.channels.cache.array();
    let t = Math.random()*300000+2000;
    setTimeout(joinMostppl,t);
    setTimeout(statLine,15000);
    console.log("Joining in "+t/1000+"s");
    statLine();
});

function statLine() {
    console.log(mcServer)
    status(mcServer, 25565, response => {
       console.log(response)
	if (response!=undefined) {
            if (response.online) {
		let mcmax = response.players.max;
		let mccount = response.players.now;
		bot.user.setActivity(mccount+"/"+mcmax+" Players Online");
            }
	}
    })
    setTimeout(statLine,15000);
}

function joinMostppl() {
    if (vid==null) {
	let max=0;
	let vids = channels.filter(c => c.type === 'voice');
	for (v in vids) {
	    if (vids[v].members.size>max) {
		max = vids[v].members.size;
		vid = vids[v];
	    }
	}
	if (max>0) {
	    vid.join().then(c => {
		con = c;
		con.play("ding.mp3");
		let t = Math.random()*400000+6000;
		setTimeout(leaveChannel,t);
		console.log("Leaving in "+t/1000+"s");
	    });
	}
    }
}

function leaveChannel() {
    if (vid!=null) {
	vid.leave();
	vid=null;
    }
    let t = Math.random()*1000000+2000;
    setTimeout(joinMostppl,t);
    console.log("Joining in "+t/1000+"s");
}

bot.on('message', msg => {
    var str = msg.content;
    if (str === "ALAN") {
	vid = msg.member.voice.channel;
	if (vid!=null) {
	    vid.join().then(c => {
		// console.log(c);
		con = c;
		con.play("ding.mp3");
	    }).catch(console.error);
	}
    }else if (str === "ALANO") {
	if (vid!=null) {
	    vid.leave();
	    vid=null;
	}
    }else if (str.startsWith("poll")) {
	var poll = str.slice(5).split('\n');
	if (poll.length<3) {
	    msg.channel.send("You need at least two options for a poll");
	    return;
	}
	var embed = new Discord.MessageEmbed().setTitle(`${msg.member.nickname} Poll:`)
	    .setColor('#348db2');
	embed.setDescription(poll[0]);
	emos = bot.emojis.cache.random(poll.length-1);
	for (let i=1; i<poll.length; i++) {
	    embed.addField(emos[i-1],poll[i]);
	}
	msg.channel.send(embed).then(m => {
	    for (let i=1; i<poll.length; i++) {
		m.react(emos[i-1]);
	    }
	});
	msg.delete();
    }else if (str.startsWith("ALAN STATUS")) {
	var words = str.slice(12).split(' ');
	mcServer = words[0];
    }
});

bot.login('NzA4NDYxNzc0ODYwNzEzOTg0.XrX-dQ.fEo2gr8UHLV3JBr7CF47C-q8cOI');