connexion

//
//  ViewController.swift
//  ASPTT
//
//  Created by Yacine MESBAT on 12/04/16.
//  Copyright © 2016 Yacine MESBAT. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    @IBOutlet var login: UITextField!
    @IBOutlet weak var pass: UITextField!

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

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

    @IBAction func ChangeView(sender: UIButton) {
        self.performSegueWithIdentifier("ConnexionSegue", sender: self)
    }

    @IBAction func FromConnexionToMain(sender: UIButton) {
        self.performSegueWithIdentifier("BackToMain", sender: self)
    }


    @IBAction func MainToUp(sender: UIButton) {
        self.performSegueWithIdentifier("SignUpSegue", sender: self)
    }

    @IBAction func Connect(sender: AnyObject) {
        self.recup_info()
    }

    func recup_info()
    {
        let username:NSString = login.text!
        let password:NSString = pass.text!

        if (username.isEqualToString("") || password.isEqualToString("")) {
            self.show_alert_message("Les champs sont vides")
        }
        else
        {
//            let request = NSMutableURLRequest(URL: NSURL(string: "https://www.a-j-evolution.com/tutos/exemples/ioslogin/login.php")!)
            let myUrl = NSURL(string: "http://10.104.3.214/codecamps/membres/connexion.php");
            let request = NSMutableURLRequest(URL:myUrl!);
            request.HTTPMethod = "POST";
            // Compose a query string
            let postString = "email=\(username)&mot_de_passe=\(password)"
            let postData:NSData = postString.dataUsingEncoding(NSASCIIStringEncoding)!
            let postLength:NSString = String( postData.length )

            request.HTTPBody = postData
            request.setValue(postLength as String, forHTTPHeaderField: "Content-Length")
            request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")
            request.setValue("application/json", forHTTPHeaderField: "Accept")

            NSLog(postLength as String)
            let task = NSURLSession.sharedSession().dataTaskWithRequest(request)
            {
                data, response, error in
                print (error)
                print (response)
                if error != nil
                {

                    //                    print("error=\(error)")
                    dispatch_async(dispatch_get_main_queue(), {
                        self.show_alert_message("Veuillez vous connecter à internet")
                    })
                    return
                }


                var myJSON:NSDictionary = NSDictionary()

                do {
                    myJSON = try NSJSONSerialization.JSONObjectWithData(data!,options: .MutableLeaves) as! NSDictionary
                }catch {  // handle error
                    dispatch_async(dispatch_get_main_queue(), {
                        self.show_alert_message("Erreur de récupération des données")
                    })

                    print ("Erreur de traitement de JSON")
                    return
                }

                let success:NSInteger = myJSON.valueForKey("error") as! NSInteger
                if (success == 1)
                {
                    dispatch_async(dispatch_get_main_queue(), {
                        self.show_alert_message("Vos identifiants ne correspondent pas")
                    })
                }
                else{
                    print("ok login")
                }

            }
            task.resume()
        }
    }


    func show_alert_message(text: String) {
        var alert: UIAlertController!
        alert = UIAlertController(title: "Info", message: text, preferredStyle: UIAlertControllerStyle.Alert)

        let action = UIAlertAction(title: "OK", style: UIAlertActionStyle.Default, handler: nil)
        alert.addAction(action)
        presentViewController(alert, animated: true, completion: nil)
    }


}