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yattee/Shared/Player/PlayerViewController.swift
2021-12-06 19:12:59 +01:00

160 lines
5.2 KiB
Swift

import AVKit
import Logging
import SwiftUI
final class PlayerViewController: UIViewController {
var playerLoaded = false
var commentsModel: CommentsModel!
var navigationModel: NavigationModel!
var playerModel: PlayerModel!
var playerViewController = AVPlayerViewController()
#if !os(tvOS)
var aspectRatio: Double? {
let ratio = Double(playerViewController.videoBounds.width) / Double(playerViewController.videoBounds.height)
guard ratio.isFinite else {
return VideoPlayerView.defaultAspectRatio // swiftlint:disable:this implicit_return
}
return [ratio, 1.0].max()!
}
#endif
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
loadPlayer()
#if os(tvOS)
if !playerViewController.isBeingPresented, !playerViewController.isBeingDismissed {
present(playerViewController, animated: false)
}
#endif
}
func loadPlayer() {
guard !playerLoaded else {
return
}
playerModel.controller = self
playerViewController.player = playerModel.player
playerViewController.allowsPictureInPicturePlayback = true
playerViewController.delegate = self
#if os(tvOS)
playerModel.avPlayerViewController = playerViewController
var infoViewControllers = [UIHostingController<AnyView>]()
if CommentsModel.enabled {
infoViewControllers.append(infoViewController([.comments], title: "Comments"))
}
infoViewControllers.append(contentsOf: [
infoViewController([.related], title: "Related"),
infoViewController([.playingNext, .playedPreviously], title: "Playing Next")
])
playerViewController.customInfoViewControllers = infoViewControllers
#else
embedViewController()
#endif
}
#if os(tvOS)
func infoViewController(
_ sections: [NowPlayingView.ViewSection],
title: String
) -> UIHostingController<AnyView> {
let controller = UIHostingController(rootView:
AnyView(
NowPlayingView(sections: sections, inInfoViewController: true)
.frame(maxHeight: 600)
.environmentObject(commentsModel)
.environmentObject(playerModel)
)
)
controller.title = title
return controller
}
#else
func embedViewController() {
playerViewController.view.frame = view.bounds
addChild(playerViewController)
view.addSubview(playerViewController.view)
playerViewController.didMove(toParent: self)
}
#endif
}
extension PlayerViewController: AVPlayerViewControllerDelegate {
func playerViewControllerShouldDismiss(_: AVPlayerViewController) -> Bool {
true
}
func playerViewControllerShouldAutomaticallyDismissAtPictureInPictureStart(_: AVPlayerViewController) -> Bool {
true
}
func playerViewControllerWillBeginDismissalTransition(_: AVPlayerViewController) {}
func playerViewControllerDidEndDismissalTransition(_: AVPlayerViewController) {
dismiss(animated: false)
}
func playerViewController(
_: AVPlayerViewController,
willBeginFullScreenPresentationWithAnimationCoordinator _: UIViewControllerTransitionCoordinator
) {}
func playerViewController(
_: AVPlayerViewController,
willEndFullScreenPresentationWithAnimationCoordinator coordinator: UIViewControllerTransitionCoordinator
) {
coordinator.animate(alongsideTransition: nil) { context in
if !context.isCancelled {
#if os(iOS)
if self.traitCollection.verticalSizeClass == .compact {
self.dismiss(animated: true)
}
#endif
}
}
}
func playerViewController(
_ playerViewController: AVPlayerViewController,
restoreUserInterfaceForPictureInPictureStopWithCompletionHandler completionHandler: @escaping (Bool) -> Void
) {
DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
if self.navigationModel.presentingChannel {
self.playerModel.playerNavigationLinkActive = true
} else {
self.playerModel.presentPlayer()
}
#if os(tvOS)
if self.playerModel.playingInPictureInPicture {
self.present(playerViewController, animated: false) {
completionHandler(true)
}
}
#else
completionHandler(true)
#endif
}
}
func playerViewControllerWillStartPictureInPicture(_: AVPlayerViewController) {
playerModel.playingInPictureInPicture = true
playerModel.playerNavigationLinkActive = false
}
func playerViewControllerWillStopPictureInPicture(_: AVPlayerViewController) {
playerModel.playingInPictureInPicture = false
}
}