Initial chromecast work
var chromecast = require('chromecast')();Initialize a new Chromecast object.
A Chromecast object is an event emitter.
Emits an event when a device is found. Receives a Device object.
chromecast.on('device', function(device){
  // device is the chromecast device
});Chromecast starts looking for devices.
chromecast.discover();A Chromecast Device object
Device launches an app with given data.
chromecast.on('device', function(device){
  device.launch('YouTube', {
    v: 'cKG5HDyTW8o'
  });
});Device retrieves info about app.
chromecast.on('device', function(device){
  device.launch('ChromeCast', {
    v: 'release-9e8c585405ea9a5cecd82885e8e35d28a16609c6'
  }).then(function(){
    return device.appInfo();
  }).then(function(appInfo){
    console.log(appInfo);
  });
});Device retrieves the connection url for app.
chromecast.on('device', function(device){
  device.launch('ChromeCast', {
    v: 'release-9e8c585405ea9a5cecd82885e8e35d28a16609c6'
  }).then(function(){
    return device.appInfo();
  }).then(function(appInfo){
    return device.connectionUrl(appInfo);
  }).then(function(connectionUrl){
    console.log(connectionUrl);
  });
});- More docs