//
    //  VideoInstrictionsViewController.swift
    //  Guibe
    //
    //  Created by Max Hunt on 02/06/2019.
    //  Copyright © 2019 8. All rights reserved.
    //
    
    import UIKit
    import AVKit
    
    class AudioInstrViewController: UIViewController, AVAudioPlayerDelegate {
        
        var player = AVAudioPlayer()
        
        @IBOutlet weak var nextBtn: UIButton!
        
        @IBOutlet weak var b1: UIButton!
        @IBOutlet weak var b2: UIButton!
        @IBOutlet weak var b3: UIButton!
        @IBOutlet weak var b4: UIButton!
        @IBOutlet weak var b5: UIButton!
        @IBOutlet weak var stopBtn: UIButton!
        
        
        @IBAction func b1p(_ sender: Any) {
            disableAllButtons()
            audioPlay(fName: "i-connect")
        }
        
        @IBAction func b2p(_ sender: Any) {
            disableAllButtons()
            audioPlay(fName: "i-wear")
        }
        
        @IBAction func b3p(_ sender: Any) {
            disableAllButtons()
            audioPlay(fName: "i-language")
        }
        
        @IBAction func b4p(_ sender: Any) {
            disableAllButtons()
            audioPlay(fName: "i-interface")
        }
        
        @IBAction func b5p(_ sender: Any) {
            disableAllButtons()
            audioPlay(fName: "i-charging")
        }
        
        @IBAction func stopBtnPressed(_ sender: Any) {
            self.player.stop()
            enableAllButtons()
        }
        
        @IBAction func nextBtnPressed(_ sender: Any) {
            let nextViewController = self.storyboard?.instantiateViewController(withIdentifier: "screen5") as! H5ndChoiceViewController
            nextViewController.modalTransitionStyle = .crossDissolve
            self.present(nextViewController, animated: true, completion: nil)
        }
        
        
        
        
        
        
        
        override func viewDidLoad() {
            super.viewDidLoad()
            b1.accessibilityLabel = "connecting your ghibe"
            b2.accessibilityLabel = "wearing your ghibe"
            b3.accessibilityLabel = "ghibe language"
            b4.accessibilityLabel = "ghibe interface"
            b5.accessibilityLabel = "charging your ghibe"
            nextBtn.accessibilityLabel = "next"
            stopBtn.accessibilityLabel = "stop"
            
            stopBtn.alpha = 0.5
            stopBtn.isEnabled = false
            
            // Do any additional setup after loading the view.
        }
        
        func disableAllButtons() {
            self.b1.isEnabled = false
            self.b2.isEnabled = false
            self.b3.isEnabled = false
            self.b4.isEnabled = false
            self.b5.isEnabled = false
            self.stopBtn.isEnabled = true
            
            UIView.animate(withDuration: 0.3, animations: {
                self.b1.alpha = 0.5
                self.b2.alpha = 0.5
                self.b3.alpha = 0.5
                self.b4.alpha = 0.5
                self.b5.alpha = 0.5
                self.stopBtn.alpha = 1.0
            })
            
            
            
            
        }
        
        func enableAllButtons() {
            self.b1.isEnabled = true
            self.b2.isEnabled = true
            self.b3.isEnabled = true
            self.b4.isEnabled = true
            self.b5.isEnabled = true
            self.stopBtn.isEnabled = false
            
            UIView.animate(withDuration: 0.3, animations: {
                self.b1.alpha = 1.0
                self.b2.alpha = 1.0
                self.b3.alpha = 1.0
                self.b4.alpha = 1.0
                self.b5.alpha = 1.0
                self.stopBtn.alpha = 0.5
            })
        }
        
        func audioPlay (fName: String) {
            let path = Bundle.main.path(forResource: fName, ofType : "mp3")!
            let url = URL(fileURLWithPath : path)
            do {
                player = try AVAudioPlayer(contentsOf: url)
                player.delegate = self
                player.play()
            } catch {
                debugPrint("Error in playing sound file \(fName).mp3")
            }
        }
        
        func audioPlayerDidFinishPlaying(_ player: AVAudioPlayer, successfully flag: Bool) {
            enableAllButtons()
        }
        
        
        /*
         // MARK: - Navigation
         
         // In a storyboard-based application, you will often want to do a little preparation before navigation
         override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
         // Get the new view controller using segue.destination.
         // Pass the selected object to the new view controller.
         }
         */
        
}