viewcontroller.swift

//
//  ViewController.swift
//  FacebookTest
//
//  Created by Michael Kavouras on 10/31/15.
//  Copyright © 2015 Michael Kavouras. All rights reserved.
//

import UIKit
import ParseFacebookUtilsV4


class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
    }
    
    @IBAction func facebookButtonTapped() {
        PFFacebookUtils.logInInBackgroundWithReadPermissions(["public_profile", "email", "user_friends"]) {
            (user: PFUser?, error: NSError?) -> Void in
            print(user)
            if let user = user {
                if user.isNew {
                    print("User signed up and logged in through Facebook!")
                } else {
                    let params = ["fields" : "id, name, email, gender"]
                    let request = FBSDKGraphRequest(graphPath: "me", parameters: params)
                    request.startWithCompletionHandler({ (connection: FBSDKGraphRequestConnection!, result: AnyObject!, error: NSError!) -> Void in
                        print(result)
                        
                        PFUser.currentUser()?.setValue(result["name"], forKey: "name")
                        PFUser.currentUser()?.setValue(result["gender"], forKey: "gender")
                        PFUser.currentUser()?.setValue(result["email"], forKey: "email")
                        PFUser.currentUser()?.saveInBackground()
                    })
                    
                    print("User logged in through Facebook!")
                }
            } else {
                print("Uh oh. The user cancelled the Facebook login.")
            }
            
        }
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }


}