//
//  ViewController.swift
//  example
//
//  Created by Studentas123 on 06/03/17.
//  Copyright © 2017 Studentas123. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    func searchDB(){

        //var errorOccurred:Bool = false

        let urlString:String = "http://riw.lt/Android/conn.php"
        let url = NSURL(string: urlString)
        let session = NSURLSession.sharedSession()

        let task = session.dataTaskWithURL(url!, completionHandler: { (data, response, error) -> Void in
            if error != nil {
                print(error)
                // errorOccurred = true
            } else {
                print(response) //response from post

                //processing data
                var firstnames = [String]()
                var lastnames = [String]()
                do {
                   let jsonResults = try NSJSONSerialization.JSONObjectWithData(data!, options: .AllowFragments)
                    if let studentDetails = jsonResults["studentDetails"] as? [[String: AnyObject]] {
                        for stud in studentDetails {
                            if let name = stud["FirstName"] as? String {
                                firstnames.append(name)
                            }
                            if let name = stud["LastName"] as? String {
                                lastnames.append(name)
                            }

                        }
                    }

                }
                catch {
                    print("Fetch failed: \(error)")
                }
                for element in firstnames {
                    print(element)
                }
                for element in lastnames {
                    print (element)
                }
                }
                })
        task.resume()

    }





    override func viewDidLoad() {
        super.viewDidLoad()

        rUsername.text = "username"
        rPassword.text = "password"


    }

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



    @IBOutlet weak var rUsername: UITextField!

    @IBOutlet weak var rPassword: UITextField!


    @IBAction func login(sender: AnyObject) {
        let username = rUsername.text
        let password = rPassword.text

        if (username == "" || password == ""){
            return

        }
        searchDB()


    }



}