codea

const Discord = require('discord.js');

const bot = new Discord.Client();

bot.on('ready', () => {
    console.log("I am ready");
});

bot.on('message', message => {
    if(message.author !== bot.user) return;

    if(message.content === "hello") {
        message.channel.sendMessage("world");
    }
});

bot.login("<SUPER SECRET TOKEN>");