discordbot.js

const Discord = require('discord.js');
const client = new Discord.Client();
const config = require("./config.json");
const YTDL = require("ytdl-core")
const fs = require("fs")
var servers = {};

function play(connection,message){
  var server = servers[message.gulid];

  server.dispatcher = connection.playStream(YTDL(server.queue[0], {filter: "audioonly"}));
  server.queue.shift();
  server.dispatcher.on("end",function(){
    if (server.queue[0])play(connection, message);
    else
    connection.disconnect();
  });
}

client.on('ready', () => {
  console.log(`Logged in as ${client.user.tag}!`);
});
  client.on("error", (e) => console.error(e));
  client.on("warn", (e) => console.warn(e));
  client.on("debug", (e) => console.info(e));
//  client.on("raw",(e) => console.raw(e));
client.on("message", message => {
  if (message.author.bot) return;
  // This is where we'll put our code.
  if (message.content.indexOf(config.prefix) !== 0) return;

  const args = message.content.slice(config.prefix.length).trim().split(/ +/g);
  const command = args.shift().toLowerCase();

  if(command === 'ping') {
    message.channel.send('Pong!');
  } else
  if (command === 'blah') {message.channel.send('Meh.');}
 else
  if (command === 'music') {
    if (args[0] === "play"){if(message.member.voiceChannel){message.member.voiceChannel.join().then(connect => {message.reply("I have connect to the voiceChannel");}).then(function (connection){play(connection,message);});}else{message.reply("You need to join a first !!!");}}
    else
    if (args[0] === "join"){if(message.member.voiceChannel){message.member.voiceChannel.join().then(connect => {message.reply("I have connect to the voiceChannel");}).catch(console.log);}else{message.reply("You need to join a first !!!");}}
    else
    if (args[0] === "leave"){if(message.member.VoiceChannel){client.voiceChannel.leave();}else{message.reply("I need to be in the voice channel first");}}
    else
    if (args[0] === "stop"){message.channel.send("stop function comming soon");}
    else
    if (args[0] === "pause"){message.channel.send("pause function comming soon");}
    else
    message.channel.send("command: play pause stop join leave");
}
if (message.content.includes('changeNick')) {
    client.setNickname({nick: message.content.replace('changeNick ', '')});
}
if (command === "asl") {
  let [age, sex, location] = args;
  message.reply(`Hello ${message.author.username}, I see you're a ${age} year old ${sex} from ${location}. Wanna date ?`);

}
// Kick a single user in the mention
if (command === "kick") {
  let member = message.mentions.members.first();
  member.kick();
}
  //Ensures bot doesn't reply to itself or non-commands
  if (message.author.bot) return;
//  if (!message.content.startsWith(config.prefix)) return;

  //Simplifies command making
//  let command = message.content.toLowerCase().split(" ")[0];
//  command = command.slice(config.prefix.length);

  //Simplifies arguments in a command
  //  let args = message.content.split(" ").slice(1);

  if (command === "changeNick") {
  let [name] = args;
    client.user.setUsername(args).then(user => message.reply(`My new nickname is ${user.username}!`)).catch(console.error);

  }
  if(command === "say"){
  let text = args.join(" ");
  message.delete();
  message.channel.send(text);
}
 if(command === "bot"){
    if(args[0] === "shutdown"){message.channel.send('shutting down').then(msg => client.destroy())};
    if(args[0] === "restart"){message.channel.send('Restartting...').then(msg => client.destroy()).then(()=> client.login(config.token));}}
//if(command === "quote") {
//  const [channelid, messageid, quotename, ...note] = args.splice(1);
  // I also support "here" as a channelID using this:
//  const channel = channelid == "here" ? message.channel : client.channels.get(channelid);
  // I do the same with message ID, which can be "last":
//  const message = messageid === "last" ? msg.channel.messages.last(2)[0] : await channel.messages.get(messageid);
  // pretend for a second this is the rest of the function:
//  insertInDB(quotename, channel.id, message.id, note.join(" "));
//}
});
client.login(config.token);