What are architecture patterns for AVFoundation in Swift?

        
            // Example of a simple MVVM architecture for AVFoundation in Swift
            import UIKit
            import AVFoundation

            // ViewModel
            class VideoPlayerViewModel {
                private var player: AVPlayer?
                
                func setupPlayer(with url: URL) {
                    player = AVPlayer(url: url)
                    // Additional setup
                }
                
                func play() {
                    player?.play()
                }
                
                func pause() {
                    player?.pause()
                }
                
                // Additional functionalities such as rewind, fast-forward etc.
            }

            // View Controller
            class VideoPlayerViewController: UIViewController {
                var viewModel: VideoPlayerViewModel!
                
                override func viewDidLoad() {
                    super.viewDidLoad()
                    viewModel = VideoPlayerViewModel()
                    // Setup Video Player
                }

                @IBAction func playButtonTapped(_ sender: UIButton) {
                    viewModel.play()
                }

                @IBAction func pauseButtonTapped(_ sender: UIButton) {
                    viewModel.pause()
                }

                // Additional UI setup
            }