mirror of
https://github.com/yattee/yattee.git
synced 2024-12-13 13:50:32 +05:30
476 lines
13 KiB
Swift
476 lines
13 KiB
Swift
import AVKit
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import CoreData
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#if os(iOS)
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import CoreMotion
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#endif
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import Defaults
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import Foundation
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import Logging
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import MediaPlayer
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import Siesta
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import SwiftUI
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import SwiftyJSON
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#if !os(macOS)
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import UIKit
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#endif
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final class PlayerModel: ObservableObject {
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static let availableRates: [Float] = [0.5, 0.67, 0.8, 1, 1.25, 1.5, 2]
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let logger = Logger(label: "stream.yattee.app")
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var avPlayerView = AVPlayerView()
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var playerItem: AVPlayerItem?
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var mpvPlayerView = MPVPlayerView()
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@Published var presentingPlayer = false { didSet { handlePresentationChange() } }
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@Published var activeBackend = PlayerBackendType.mpv
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var avPlayerBackend: AVPlayerBackend!
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var mpvBackend: MPVBackend!
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var backends: [PlayerBackend] {
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[avPlayerBackend, mpvBackend]
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}
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var backend: PlayerBackend! {
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switch activeBackend {
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case .mpv:
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return mpvBackend
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case .appleAVPlayer:
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return avPlayerBackend
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}
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}
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@Published var playerSize: CGSize = .zero
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@Published var stream: Stream?
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@Published var currentRate: Float = 1.0 { didSet { backend.setRate(currentRate) } }
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@Published var availableStreams = [Stream]() { didSet { handleAvailableStreamsChange() } }
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@Published var streamSelection: Stream? { didSet { rebuildTVMenu() } }
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@Published var queue = [PlayerQueueItem]() { didSet { Defaults[.queue] = queue } }
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@Published var currentItem: PlayerQueueItem! { didSet { handleCurrentItemChange() } }
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@Published var historyVideos = [Video]()
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@Published var preservedTime: CMTime?
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@Published var playerNavigationLinkActive = false { didSet { handleNavigationViewPlayerPresentationChange() } }
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@Published var sponsorBlock = SponsorBlockAPI()
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@Published var segmentRestorationTime: CMTime?
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@Published var lastSkipped: Segment? { didSet { rebuildTVMenu() } }
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@Published var restoredSegments = [Segment]()
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#if os(iOS)
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@Published var motionManager: CMMotionManager!
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@Published var lockedOrientation: UIInterfaceOrientation?
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@Published var lastOrientation: UIInterfaceOrientation?
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#endif
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var accounts: AccountsModel
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var comments: CommentsModel
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var controls: PlayerControlsModel { didSet {
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backends.forEach { backend in
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var backend = backend
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backend.controls = controls
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}
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}}
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var context: NSManagedObjectContext = PersistenceController.shared.container.viewContext
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@Published var playingInPictureInPicture = false
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@Published var presentingErrorDetails = false
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var playerError: Error? { didSet {
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#if !os(tvOS)
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if !playerError.isNil {
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presentingErrorDetails = true
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}
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#endif
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}}
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@Default(.pauseOnHidingPlayer) private var pauseOnHidingPlayer
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@Default(.closePiPOnNavigation) var closePiPOnNavigation
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@Default(.closePiPOnOpeningPlayer) var closePiPOnOpeningPlayer
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#if !os(macOS)
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@Default(.closePiPAndOpenPlayerOnEnteringForeground) var closePiPAndOpenPlayerOnEnteringForeground
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#endif
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private var currentArtwork: MPMediaItemArtwork?
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init(accounts: AccountsModel? = nil, comments: CommentsModel? = nil, controls: PlayerControlsModel? = nil) {
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self.accounts = accounts ?? AccountsModel()
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self.comments = comments ?? CommentsModel()
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self.controls = controls ?? PlayerControlsModel()
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self.avPlayerBackend = AVPlayerBackend(model: self, controls: controls)
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self.mpvBackend = MPVBackend(model: self)
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self.activeBackend = Defaults[.activeBackend]
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}
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func show() {
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guard !presentingPlayer else {
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#if os(macOS)
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Windows.player.focus()
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#endif
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return
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}
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#if os(macOS)
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Windows.player.open()
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Windows.player.focus()
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#endif
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presentingPlayer = true
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}
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func hide() {
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presentingPlayer = false
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playerNavigationLinkActive = false
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}
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func togglePlayer() {
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#if os(macOS)
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if !presentingPlayer {
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Windows.player.open()
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}
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Windows.player.focus()
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#else
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if presentingPlayer {
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hide()
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} else {
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show()
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}
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#endif
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}
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var isLoadingVideo: Bool {
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guard !currentVideo.isNil else {
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return false
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}
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return backend.isLoadingVideo
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}
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var isPlaying: Bool {
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backend.isPlaying
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}
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var playerItemDuration: CMTime? {
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backend.playerItemDuration
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}
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var playerItemDurationWithoutSponsorSegments: CMTime? {
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(backend.playerItemDuration ?? .zero) - .secondsInDefaultTimescale(
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sponsorBlock.segments.reduce(0) { $0 + $1.duration }
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)
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}
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var videoDuration: TimeInterval? {
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currentItem?.duration ?? currentVideo?.length ?? playerItemDuration?.seconds
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}
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var time: CMTime? {
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currentItem?.playbackTime
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}
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var live: Bool {
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currentVideo?.live ?? false
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}
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func togglePlay() {
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backend.togglePlay()
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}
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func play() {
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backend.play()
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}
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func pause() {
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backend.pause()
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}
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func play(_ video: Video, at time: TimeInterval? = nil, inNavigationView: Bool = false) {
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playNow(video, at: time)
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guard !playingInPictureInPicture else {
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return
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}
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if inNavigationView {
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playerNavigationLinkActive = true
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} else {
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show()
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}
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}
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func playStream(
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_ stream: Stream,
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of video: Video,
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preservingTime: Bool = false,
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upgrading: Bool = false
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) {
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playerError = nil
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if !upgrading {
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resetSegments()
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DispatchQueue.main.async { [weak self] in
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self?.sponsorBlock.loadSegments(
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videoID: video.videoID,
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categories: Defaults[.sponsorBlockCategories]
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) {
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if Defaults[.showChannelSubscribers] {
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self?.loadCurrentItemChannelDetails()
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}
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}
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}
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}
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controls.reset()
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backend.playStream(
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stream,
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of: video,
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preservingTime: preservingTime,
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upgrading: upgrading
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)
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if !upgrading {
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updateCurrentArtwork()
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}
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}
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func saveTime(completionHandler: @escaping () -> Void = {}) {
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guard let currentTime = backend.currentTime, currentTime.seconds > 0 else {
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return
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}
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DispatchQueue.main.async { [weak self] in
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self?.preservedTime = currentTime
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completionHandler()
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}
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}
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func upgradeToStream(_ stream: Stream, force: Bool = false) {
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if !self.stream.isNil, force || self.stream != stream {
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playStream(stream, of: currentVideo!, preservingTime: true, upgrading: true)
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}
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}
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private func handleAvailableStreamsChange() {
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rebuildTVMenu()
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guard stream.isNil else {
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return
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}
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guard let stream = preferredStream(availableStreams) else {
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return
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}
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streamSelection = stream
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playStream(
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stream,
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of: currentVideo!,
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preservingTime: !currentItem.playbackTime.isNil
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)
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}
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private func handlePresentationChange() {
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backend.setNeedsDrawing(presentingPlayer)
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controls.hide()
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if presentingPlayer, closePiPOnOpeningPlayer, playingInPictureInPicture {
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) { [weak self] in
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self?.closePiP()
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}
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}
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if !presentingPlayer, pauseOnHidingPlayer, !playingInPictureInPicture {
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) { [weak self] in
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self?.pause()
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}
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}
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if !presentingPlayer, !pauseOnHidingPlayer, backend.isPlaying {
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DispatchQueue.main.asyncAfter(deadline: .now() + 1) { [weak self] in
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self?.play()
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}
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}
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}
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private func handleNavigationViewPlayerPresentationChange() {
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if pauseOnHidingPlayer, !playingInPictureInPicture, !playerNavigationLinkActive {
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
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self.pause()
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}
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}
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}
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func changeActiveBackend(from: PlayerBackendType, to: PlayerBackendType) {
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Defaults[.activeBackend] = to
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self.activeBackend = to
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guard var stream = stream else {
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return
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}
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inactiveBackends().forEach { $0.pause() }
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let fromBackend: PlayerBackend = from == .appleAVPlayer ? avPlayerBackend : mpvBackend
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let toBackend: PlayerBackend = to == .appleAVPlayer ? avPlayerBackend : mpvBackend
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if let stream = toBackend.stream, toBackend.video == fromBackend.video {
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toBackend.seek(to: fromBackend.currentTime?.seconds ?? .zero) { finished in
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guard finished else {
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return
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}
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toBackend.play()
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}
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self.stream = stream
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streamSelection = stream
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return
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}
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if !backend.canPlay(stream) {
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guard let preferredStream = preferredStream(availableStreams) else {
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return
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}
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stream = preferredStream
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streamSelection = preferredStream
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}
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) { [weak self] in
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self?.upgradeToStream(stream, force: true)
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}
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}
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private func inactiveBackends() -> [PlayerBackend] {
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[activeBackend == PlayerBackendType.mpv ? avPlayerBackend : mpvBackend]
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}
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func rateLabel(_ rate: Float) -> String {
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let formatter = NumberFormatter()
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formatter.minimumFractionDigits = 0
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formatter.maximumFractionDigits = 2
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return "\(formatter.string(from: NSNumber(value: rate))!)×"
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}
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func closeCurrentItem() {
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prepareCurrentItemForHistory()
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currentItem = nil
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backend.closeItem()
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}
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func closePiP() {
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guard playingInPictureInPicture else {
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return
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}
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let wasPlaying = isPlaying
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pause()
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#if os(tvOS)
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show()
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#endif
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backend.closePiP(wasPlaying: wasPlaying)
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}
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func handleCurrentItemChange() {
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#if os(macOS)
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Windows.player.window?.title = windowTitle
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#endif
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Defaults[.lastPlayed] = currentItem
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}
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#if os(macOS)
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var windowTitle: String {
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currentVideo.isNil ? "Not playing" : "\(currentVideo!.title) - \(currentVideo!.author)"
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}
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#else
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func handleEnterForeground() {
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guard closePiPAndOpenPlayerOnEnteringForeground, playingInPictureInPicture else {
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return
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}
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show()
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closePiP()
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}
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func enterFullScreen() {
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guard !controls.playingFullscreen else {
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return
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}
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logger.info("entering fullscreen")
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backend.enterFullScreen()
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}
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func exitFullScreen() {
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guard controls.playingFullscreen else {
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return
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}
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logger.info("exiting fullscreen")
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backend.exitFullScreen()
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}
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#endif
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func updateNowPlayingInfo() {
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let currentTime = (backend.currentTime?.seconds.isFinite ?? false) ? backend.currentTime!.seconds : 0
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var nowPlayingInfo: [String: AnyObject] = [
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MPMediaItemPropertyTitle: currentItem.video.title as AnyObject,
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MPMediaItemPropertyArtist: currentItem.video.author as AnyObject,
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MPNowPlayingInfoPropertyIsLiveStream: currentItem.video.live as AnyObject,
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MPNowPlayingInfoPropertyElapsedPlaybackTime: currentTime as AnyObject,
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MPNowPlayingInfoPropertyPlaybackQueueCount: queue.count as AnyObject,
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MPNowPlayingInfoPropertyPlaybackQueueIndex: 1 as AnyObject,
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MPMediaItemPropertyMediaType: MPMediaType.anyVideo.rawValue as AnyObject
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]
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if !currentArtwork.isNil {
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nowPlayingInfo[MPMediaItemPropertyArtwork] = currentArtwork as AnyObject
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}
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if !currentItem.video.live {
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let itemDuration = (backend.playerItemDuration ?? .zero).seconds
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let duration = itemDuration.isFinite ? Double(itemDuration) : nil
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if !duration.isNil {
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nowPlayingInfo[MPMediaItemPropertyPlaybackDuration] = duration as AnyObject
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}
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}
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MPNowPlayingInfoCenter.default().nowPlayingInfo = nowPlayingInfo
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}
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func updateCurrentArtwork() {
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guard let video = currentVideo,
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let thumbnailData = try? Data(contentsOf: video.thumbnailURL(quality: .medium)!)
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else {
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return
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}
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#if os(macOS)
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let image = NSImage(data: thumbnailData)
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#else
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let image = UIImage(data: thumbnailData)
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#endif
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if image.isNil {
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return
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}
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currentArtwork = MPMediaItemArtwork(boundsSize: image!.size) { _ in image! }
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}
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}
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