import Defaults import Foundation import SDWebImageSwiftUI import SwiftUI struct VideoDetails: View { enum Page { case info, comments, related, queue } @Binding var sidebarQueue: Bool @Binding var fullScreen: Bool @State private var subscribed = false @State private var subscriptionToggleButtonDisabled = false @State private var presentingUnsubscribeAlert = false @State private var presentingAddToPlaylist = false @State private var presentingShareSheet = false @State private var shareURL: URL? @State private var currentPage = Page.info @Environment(\.presentationMode) private var presentationMode @Environment(\.inNavigationView) private var inNavigationView @Environment(\.navigationStyle) private var navigationStyle @EnvironmentObject private var accounts @EnvironmentObject private var navigation @EnvironmentObject private var player @EnvironmentObject private var recents @EnvironmentObject private var subscriptions @Default(.showKeywords) private var showKeywords init( sidebarQueue: Binding? = nil, fullScreen: Binding? = nil ) { _sidebarQueue = sidebarQueue ?? .constant(true) _fullScreen = fullScreen ?? .constant(false) } var video: Video? { player.currentVideo } var body: some View { VStack(alignment: .leading) { Group { Group { HStack(spacing: 0) { title toggleFullScreenDetailsButton } #if os(macOS) .padding(.top, 10) #endif if !video.isNil { Divider() } subscriptionsSection .onChange(of: video) { video in if let video = video { subscribed = subscriptions.isSubscribing(video.channel.id) } } } .padding(.horizontal) if !sidebarQueue || (CommentsModel.enabled && CommentsModel.placement == .separate) { pagePicker .padding(.horizontal) } } .contentShape(Rectangle()) .onSwipeGesture( up: { withAnimation { fullScreen = true } }, down: { withAnimation { if fullScreen { fullScreen = false } else { self.presentationMode.wrappedValue.dismiss() } } } ) switch currentPage { case .info: if player.isLoadingVideo { PlaceholderProgressView() } else { ScrollView(.vertical, showsIndicators: false) { detailsPage } } case .queue: PlayerQueueView(sidebarQueue: $sidebarQueue, fullScreen: $fullScreen) .edgesIgnoringSafeArea(.horizontal) case .related: RelatedView() .edgesIgnoringSafeArea(.horizontal) case .comments: CommentsView(embedInScrollView: true) .edgesIgnoringSafeArea(.horizontal) } } .padding(.top, inNavigationView && fullScreen ? 10 : 0) .onAppear { if video.isNil && !sidebarQueue { currentPage = .queue } guard video != nil, accounts.app.supportsSubscriptions else { subscribed = false return } } .onChange(of: sidebarQueue) { queue in if queue { if currentPage == .related || currentPage == .queue { currentPage = .info } } else if video.isNil { currentPage = .queue } } .edgesIgnoringSafeArea(.horizontal) .frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity, alignment: .topLeading) } var title: some View { Group { if video != nil { Text(video!.title) .onAppear { currentPage = .info } .contextMenu { Button { player.closeCurrentItem() if !sidebarQueue { currentPage = .queue } else { currentPage = .info } } label: { Label("Close Video", systemImage: "xmark.circle") } .disabled(player.currentItem.isNil) } .font(.title2.bold()) } else { Text("Not playing") .foregroundColor(.secondary) } Spacer() } } var toggleFullScreenDetailsButton: some View { Button { withAnimation { fullScreen.toggle() } } label: { Label("Resize", systemImage: fullScreen ? "chevron.down" : "chevron.up") .labelStyle(.iconOnly) } .help("Toggle fullscreen details") .buttonStyle(.plain) .keyboardShortcut("t") } var subscriptionsSection: some View { Group { if video != nil { HStack(alignment: .center) { HStack(spacing: 10) { Group { ZStack(alignment: .bottomTrailing) { authorAvatar if subscribed { Image(systemName: "star.circle.fill") .background(Color.background) .clipShape(Circle()) .foregroundColor(.secondary) } } VStack(alignment: .leading) { Text(video!.channel.name) .font(.system(size: 14)) .bold() Group { if let subscribers = video!.channel.subscriptionsString { Text("\(subscribers) subscribers") } } .foregroundColor(.secondary) .font(.caption2) } } } .contentShape(RoundedRectangle(cornerRadius: 12)) .contextMenu { if let video = video { Button(action: { NavigationModel.openChannel( video.channel, player: player, recents: recents, navigation: navigation, navigationStyle: navigationStyle ) }) { Label("\(video.channel.name) Channel", systemImage: "rectangle.stack.fill.badge.person.crop") } } } if accounts.app.supportsSubscriptions, accounts.signedIn { Spacer() Section { if subscribed { Button("Unsubscribe") { presentingUnsubscribeAlert = true } #if os(iOS) .backport .tint(.gray) #endif .alert(isPresented: $presentingUnsubscribeAlert) { Alert( title: Text( "Are you sure you want to unsubscribe from \(video!.channel.name)?" ), primaryButton: .destructive(Text("Unsubscribe")) { subscriptionToggleButtonDisabled = true subscriptions.unsubscribe(video!.channel.id) { withAnimation { subscriptionToggleButtonDisabled = false subscribed.toggle() } } }, secondaryButton: .cancel() ) } } else { Button("Subscribe") { subscriptionToggleButtonDisabled = true subscriptions.subscribe(video!.channel.id) { withAnimation { subscriptionToggleButtonDisabled = false subscribed.toggle() } } } .backport .tint(subscriptionToggleButtonDisabled ? .gray : .blue) } } .disabled(subscriptionToggleButtonDisabled) .font(.system(size: 13)) .buttonStyle(.borderless) } } } } } var pagePicker: some View { Picker("Page", selection: $currentPage) { if !video.isNil { Text("Info").tag(Page.info) if CommentsModel.enabled, CommentsModel.placement == .separate { Text("Comments").tag(Page.comments) } if !sidebarQueue { Text("Related").tag(Page.related) } } if !sidebarQueue { Text("Queue").tag(Page.queue) } } .labelsHidden() .pickerStyle(.segmented) .onDisappear { currentPage = .info } } var publishedDateSection: some View { Group { if let video = player.currentVideo { HStack(spacing: 4) { if let published = video.publishedDate { Text(published) } if let date = video.publishedAt { if video.publishedDate != nil { Text("•") .foregroundColor(.secondary) .opacity(0.3) } Text(formattedPublishedAt(date)) } } .font(.system(size: 12)) .padding(.bottom, -1) .foregroundColor(.secondary) } } } func formattedPublishedAt(_ date: Date) -> String { let dateFormatter = DateFormatter() dateFormatter.dateStyle = .short dateFormatter.timeStyle = .none return dateFormatter.string(from: date) } var countsSection: some View { Group { if let video = player.currentVideo { HStack { ShareButton( contentItem: contentItem, presentingShareSheet: $presentingShareSheet, shareURL: $shareURL ) Spacer() if let views = video.viewsCount { videoDetail(label: "Views", value: views, symbol: "eye") } if let likes = video.likesCount { Divider() .frame(minHeight: 35) videoDetail(label: "Likes", value: likes, symbol: "hand.thumbsup") } if let dislikes = video.dislikesCount { Divider() .frame(minHeight: 35) videoDetail(label: "Dislikes", value: dislikes, symbol: "hand.thumbsdown") } Spacer() Button { presentingAddToPlaylist = true } label: { Label("Add to Playlist", systemImage: "text.badge.plus") .labelStyle(.iconOnly) .help("Add to Playlist...") } .buttonStyle(.plain) .opacity(accounts.app.supportsUserPlaylists ? 1 : 0) #if os(macOS) .frame(minWidth: 35, alignment: .trailing) #endif } .frame(maxHeight: 35) .foregroundColor(.secondary) } } .background( EmptyView().sheet(isPresented: $presentingAddToPlaylist) { if let video = video { AddToPlaylistView(video: video) } } ) #if os(iOS) .background( EmptyView().sheet(isPresented: $presentingShareSheet) { if let shareURL = shareURL { ShareSheet(activityItems: [shareURL]) } } ) #endif } private var contentItem: ContentItem { ContentItem(video: player.currentVideo!) } private var authorAvatar: some View { Group { if let video = video, let url = video.channel.thumbnailURL { WebImage(url: url) .resizable() .placeholder { Rectangle().fill(Color("PlaceholderColor")) } .retryOnAppear(true) .indicator(.activity) .clipShape(Circle()) .frame(width: 45, height: 45, alignment: .leading) } } } var detailsPage: some View { Group { Group { if let video = player.currentVideo { VStack(spacing: 6) { HStack { publishedDateSection Spacer() } Divider() countsSection Divider() } VStack(alignment: .leading, spacing: 10) { if let description = video.description { Group { if #available(iOS 15.0, macOS 12.0, tvOS 15.0, *) { Text(description) .textSelection(.enabled) } else { Text(description) } } .frame(maxWidth: .infinity, alignment: .leading) .font(.system(size: 14)) .lineSpacing(3) } else { Text("No description") .foregroundColor(.secondary) } if showKeywords { ScrollView(.horizontal, showsIndicators: showScrollIndicators) { HStack { ForEach(video.keywords, id: \.self) { keyword in HStack(alignment: .center, spacing: 0) { Text("#") .font(.system(size: 11).bold()) Text(keyword) .frame(maxWidth: 500) } .font(.caption) .foregroundColor(.white) .padding(.vertical, 4) .padding(.horizontal, 8) .background(Color("KeywordBackgroundColor")) .mask(RoundedRectangle(cornerRadius: 3)) } } .padding(.bottom, 10) } } } } if !video.isNil, CommentsModel.placement == .info { Divider() #if os(macOS) .padding(.bottom, 20) #else .padding(.vertical, 10) #endif } } .padding(.horizontal) LazyVStack { if !video.isNil, CommentsModel.placement == .info { CommentsView() } } } } func videoDetail(label: String, value: String, symbol: String) -> some View { VStack(spacing: 4) { HStack(spacing: 2) { Image(systemName: symbol) Text(label.uppercased()) } .font(.system(size: 9)) .opacity(0.6) Text(value) } .frame(maxWidth: 100) } var showScrollIndicators: Bool { #if os(macOS) false #else true #endif } } struct VideoDetails_Previews: PreviewProvider { static var previews: some View { VideoDetails(sidebarQueue: .constant(true)) .injectFixtureEnvironmentObjects() } }