Express app for Narratives coffeemaker

app.js

var stateCount = 0;
var timer;
var resetTimer;
var brewing = false;

app.post('/brew_hook', function(req, res) {

  stateCount++;
  clearTimeout(resetTimer);
  resetTimer = setTimeout(function() {
    stateCount = 0;
    brewing = false;
  }, 60000);

  if (stateCount > 1) {
    if (brewing === false) {
      brewing = true;
      io.emit('brew_update', JSON.stringify({ "brewing": brewing }));
      request(hubotDomain + '/brewingcoffee'); // Ping hubot webhook that the coffee is ready
    }

    clearTimeout(timer);
    timer = setTimeout(function() {
      stateCount = 0;
      brewing = false;

      var CoffeeObject = Parse.Object.extend("Coffee");
      var coffeeObject = new CoffeeObject();
      coffeeObject.save({cups: 7});

      io.emit('brew_update', JSON.stringify({ "brewing": brewing }));
      request(hubotDomain + '/donecoffee'); // Ping hubot webhook that the coffee is ready
    }, 240000);
  }

  res.sendStatus(200);
});