import Defaults import SwiftUI struct AppTabNavigation: View { @EnvironmentObject private var accounts @EnvironmentObject private var comments @EnvironmentObject private var instances @EnvironmentObject private var navigation @EnvironmentObject private var player @EnvironmentObject private var playlists @EnvironmentObject private var recents @EnvironmentObject private var search @EnvironmentObject private var subscriptions @EnvironmentObject private var thumbnailsModel @Default(.visibleSections) private var visibleSections let persistenceController = PersistenceController.shared var body: some View { TabView(selection: navigation.tabSelectionBinding) { if visibleSections.contains(.favorites) { favoritesNavigationView } if subscriptionsVisible { subscriptionsNavigationView } if visibleSections.contains(.popular), accounts.app.supportsPopular, visibleSections.count < 5 { popularNavigationView } if visibleSections.contains(.trending) { trendingNavigationView } if visibleSections.contains(.playlists), accounts.app.supportsUserPlaylists { playlistsNavigationView } searchNavigationView } .id(accounts.current?.id ?? "") .environment(\.navigationStyle, .tab) .background( EmptyView().sheet(isPresented: $navigation.presentingChannel) { if let channel = recents.presentedChannel { NavigationView { ChannelVideosView(channel: channel) .environment(\.managedObjectContext, persistenceController.container.viewContext) .environment(\.inChannelView, true) .environment(\.inNavigationView, true) .environmentObject(accounts) .environmentObject(navigation) .environmentObject(player) .environmentObject(subscriptions) .environmentObject(thumbnailsModel) .background(playerNavigationLink) } } } ) .background( EmptyView().sheet(isPresented: $navigation.presentingPlaylist) { if let playlist = recents.presentedPlaylist { NavigationView { ChannelPlaylistView(playlist: playlist) .environment(\.managedObjectContext, persistenceController.container.viewContext) .environment(\.inNavigationView, true) .environmentObject(accounts) .environmentObject(navigation) .environmentObject(player) .environmentObject(subscriptions) .environmentObject(thumbnailsModel) .background(playerNavigationLink) } } } ) .background( EmptyView().fullScreenCover(isPresented: $player.presentingPlayer) { videoPlayer .environment(\.managedObjectContext, persistenceController.container.viewContext) .environment(\.navigationStyle, .tab) } ) } private var favoritesNavigationView: some View { NavigationView { LazyView(FavoritesView()) .toolbar { toolbarContent } } .tabItem { Label("Favorites", systemImage: "heart") .accessibility(label: Text("Favorites")) } .tag(TabSelection.favorites) } private var subscriptionsNavigationView: some View { NavigationView { LazyView(SubscriptionsView()) .toolbar { toolbarContent } } .tabItem { Label("Subscriptions", systemImage: "star.circle.fill") .accessibility(label: Text("Subscriptions")) } .tag(TabSelection.subscriptions) } private var subscriptionsVisible: Bool { visibleSections.contains(.subscriptions) && accounts.app.supportsSubscriptions && !(accounts.current?.anonymous ?? true) } private var popularNavigationView: some View { NavigationView { LazyView(PopularView()) .toolbar { toolbarContent } } .tabItem { Label("Popular", systemImage: "arrow.up.right.circle") .accessibility(label: Text("Popular")) } .tag(TabSelection.popular) } private var trendingNavigationView: some View { NavigationView { LazyView(TrendingView()) .toolbar { toolbarContent } } .tabItem { Label("Trending", systemImage: "chart.bar") .accessibility(label: Text("Trending")) } .tag(TabSelection.trending) } private var playlistsNavigationView: some View { NavigationView { LazyView(PlaylistsView()) .toolbar { toolbarContent } } .tabItem { Label("Playlists", systemImage: "list.and.film") .accessibility(label: Text("Playlists")) } .tag(TabSelection.playlists) } private var searchNavigationView: some View { NavigationView { LazyView(SearchView()) .toolbar { toolbarContent } } .tabItem { Label("Search", systemImage: "magnifyingglass") .accessibility(label: Text("Search")) } .tag(TabSelection.search) } private var playerNavigationLink: some View { NavigationLink(isActive: $player.playerNavigationLinkActive, destination: { videoPlayer .environment(\.inNavigationView, true) }) { EmptyView() } } private var videoPlayer: some View { VideoPlayerView() .environmentObject(accounts) .environmentObject(comments) .environmentObject(instances) .environmentObject(navigation) .environmentObject(player) .environmentObject(playlists) .environmentObject(recents) .environmentObject(subscriptions) .environmentObject(thumbnailsModel) } var toolbarContent: some ToolbarContent { #if os(iOS) Group { ToolbarItemGroup(placement: .navigationBarLeading) { Button(action: { navigation.presentingSettings = true }) { Image(systemName: "gearshape.2") } } ToolbarItemGroup(placement: .navigationBarTrailing) { AccountsMenuView() } } #endif } }