creating-a-motion-sensitive-light-using-an-edison-and-a-wemo

creating-a-motion-sensitive-light-using-an-edison-and-a-wemo.js

var Cylon = require('cylon');
var Wemo  = require('wemo-client');

var findOutlet = function(cb){
  var wemo = new Wemo();
  var stop = false;
  wemo.discover(function(deviceInfo) {
    if(stop || deviceInfo.friendlyName !== 'LosantOutlet_1') { return; }
    stop = true;
    console.log('Found outlet!');
    cb(wemo.client(deviceInfo));
  });
  setTimeout(function(){
    if(stop){ return; }
    stop = true;
    console.log('Failed to find outlet, trying again...');
    findOutlet(cb);
  }, 5000);
};

var cylonWork = function(cylon){
  findOutlet(function(outlet){
    outlet.on('binaryState', function(value){
      value = Number(value);
      if(value === 0){
        cylon.led.turnOff();
        console.log('Outlet has been turned off.');
      } else {
        cylon.led.turnOn();
        console.log('Outlet has been turned on.');
      }
    });

    cylon.motionDetector.digitalRead(function(err, value){
      if(value === 0){
        console.log('No motion detected, turning off outlet...');
        outlet.setBinaryState(0);
      } else {
        console.log('Motion detected, turning on outlet...');
        outlet.setBinaryState(1);
      }
    });
  });
};

var robot = Cylon.robot({
  connections: {
    edison: { adaptor: 'intel-iot' }
  },

  devices: {
    motionDetector: { driver: 'direct-pin', pin: 2 }, // motion detector plugged into D2.
    led: { driver: 'led', pin: 3 }, // led plugged into D3
  },

  work: cylonWork
});

robot.start();