hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

@IBOutlet private weak var cameraImageView: UIImageView!
@IBOutlet private weak var titleLabel: UILabel!
@IBOutlet private weak var messageLabel: UILabel!
@IBOutlet private weak var actionButton: UIButton!

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

import UIKit

protocol RequestCameraAuthorizationViewDelegate: class {
    func requestCameraAuthorizationActionButtonTapped()
}

class RequestCameraAuthorizationView: UIView {

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

import UIKit

class LaunchViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        setupViews()

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

import Foundation
import AVFoundation

enum CameraAuthorizationStatus {
    case notRequested
    case granted
    case unauthorized

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

import AVFoundation

AVCaptureDevice.requestAccess(for: .video, completionHandler: { granted in
    if granted {
        print("granted")
    } else {
        print("unauthorized")

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

import AVFoundation

let status = AVCaptureDevice.authorizationStatus(for: .video)
switch status {
case .authorized:
    print("authorized")
case .notDetermined: 

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

func requestCameraAuthorization() {
    RequestCameraAuthorizationController.requestCameraAuthorization(completionHandler: { status in
        switch status {
        case .granted:
            print("granted")
        case .notRequested:
            break

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

extension LaunchViewController: RequestCameraAuthorizationViewDelegate {
    func requestCameraAuthorizationActionButtonTapped() {
        requestCameraAuthorization()
    }
}

hashaam

// Youtube: https://www.youtube.com/watch?v=7AlZxClmhPw
// Source: https://hashaam.com/2020/07/30/creating-camera-application-with-avfoundation/

import UIKit

class LaunchViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        setupViews()

hashaam

private extension RequestCameraAuthorizationView {
    
    // ...

    func setupActionButtonShadow() {
        actionButton.layer.shadowColor = UIColor.black.cgColor
        actionButton.layer.shadowRadius = 10
        actionButton.layer.shadowOpacity = 0.3
        actionButton.layer.masksToBounds = false
        actionButton.layer.shadowOffset = CGSize(width: 5, height: 10)