Módulo responsável por gerenciar socket

controller.js

var ws = require('ws');

exports.create = function () {
  machine = new Machine(name,status);
  ws.callSocket(machine.status);
}

ws.js

var io ;
module.exports = function (http) {
 io = require('socket.io')(http);
   console.log('Start connection')
   getSocket(0);
}

exports.callSocket = function(status){
  getSocket(status);
}

function getSocket (level) {
  io.on('connection', function (client) {
    console.log('Sending data ...')
    client.emit('coffee:level', level);
});
}