app.js

console.log('### APP STARTED');

var Cloud = require('ti.cloud');

var initNotifications = function (callback) {
	console.log('### init notifications');

	var CloudPush = require('ti.cloudpush');
	CloudPush.singleCallback = true;
	CloudPush.showTrayNotificationsWhenFocused = false;

	CloudPush.retrieveDeviceToken({
		success: function (e) {
			console.log('### deviceTokenSuccess: ' + e.deviceToken);
			
			if (!Ti.App.Properties.getBool('subscribed')) {
				console.log('### will subscribe');
				Cloud.PushNotifications.subscribe({
					channel: 'test',
					device_token: e.deviceToken,
					type: 'android'
				}, function (e) {
					console.log('### subscribe result: ' + JSON.stringify(e));
					if (e.success) {
						Ti.App.Properties.setBool('subscribed', true);
					}
				});
			}
		},
		error: function (e) {
			console.log('### deviceTokenError: ' + JSON.stringify(e));
		}
	});
	
	CloudPush.addEventListener('callback', function (evt) {
		alert('notification received: ' + JSON.stringify(evt.payload));
	});
};

if (!Ti.App.Properties.getBool('user_created')) {
	console.log('### will create user');
	Cloud.Users.create({
		username: 'test',
		password: 'test',
		password_confirmation: 'test',
	}, function (e_create) {
		console.log('### result: ' + JSON.stringify(e_create));
		
		if (e_create.success) {
			Ti.App.Properties.setBool('user_created', true);
			initNotifications();
		} else if (e_create.message.indexOf('Username is already taken') >= -1) {
			initNotifications();
		} else {
			alert('Error: ' + JSON.stringify(e_create));
		}
	});	
} else {
	console.log('### user already created');
	initNotifications();
}