var mineflayer = require('mineflayer');

if(process.argv.length < 4 || process.argv.length > 6) {
  console.log("Usage : node echo.js <host> <port> [<name>] [<password>]");
  process.exit(1);
}

var bot = mineflayer.createBot({
  host: process.argv[2],
  port: parseInt(process.argv[3]),
  username: process.argv[4] ? process.argv[4] : "echo",
  password: process.argv[5],
  verbose: true,
});

var connected = false;
bot.on('connect', function() {
  if(!connected)
    bot.chat('test');
  connected  = true;
});