import UIKit
import Social

class ViewController: UIViewController {

    @IBAction func share(_ sender: Any) {

        // This is an notification giving you a option to share the app
       let alert  = UIAlertController (title:"Share App" , message: "Share Case 20!", preferredStyle: .actionSheet )

        //First Action
        // This is an facebook option
        let firstaction = UIAlertAction (title: "Share on Facebook", style: .default) { (action) in

            // Checkingif user is connected to facebook
            if SLComposeViewController.isAvailable(forServiceType: SLServiceTypeFacebook)
            {
                let post = SLComposeViewController(forServiceType: SLServiceTypeFacebook)!

                post.setInitialText("Case 20")
                post.add(UIImage(named: "Play"))

                self.present(post, animated: true, completion: nil)

            } else { self.showAlert(service: "Facebook")}
    }
        //Add Action to action sheet
         alert.addAction (firstaction)

        // present action

        self.present(alert, animated: true, completion: nil )


        func showAlert (service:String)
        {
            let alert = UIAlertController(title: "Error", message: "You are sadly not connected with to (service). Please connect before sharing! " , preferredStyle: .alert)

            let action = UIAlertAction (title: "Dismiss", style: .cancel, handler: nil )

            alert.addAction(action)
            present(alert, animated: true , completion: nil)
        }

    func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
    }

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


}

}