/* This shows how you can authenticate users and store user data in Firebase 
using Firebase Simple Login with Twitter. The corresponding security rules 
are in the security.json file */

// Define Firebase references
var ref = new Firebase("<your-firebase>.firebaseio.com/");
var usersRef = ref.child("users");
var currentUser = null; //we'll use this to see if a user is currently logged in

// Call an 'auth' function when a user clicks a login button (this example uses twitter)
$('#login').on("click", function () {
	auth.login('twitter');
});
	
// Authenticate users and store each user in Firebase by their Twitter UID
var auth = new FirebaseSimpleLogin(ref, function (error, user) {
  if (error) {
    console.log(error);
  } else if (user) {
	  usersRef.child(user.uid).set({pic: user.thirdPartyUserData.profile_image_url, username: user.username});
	  currentUser = user;
  } else {
    //user is logged out
  }
});

// When a user adds a message, add the message data to Firebase
$('#message-submit').on('click', function () {
  if (currentUser != null) {
    
    var message = $('#msgInput').val();

    //Send the message to Firebase
    messagesRef.push({user: currentUser.uid, username: currentUser.username, message: message});
  
  } else {
    alert('You must login with Twitter to post!');
  }
});