yattee/Shared/Navigation/AppTabNavigation.swift
2022-10-27 18:03:57 +02:00

180 lines
5.9 KiB
Swift

import Defaults
import SwiftUI
struct AppTabNavigation: View {
@EnvironmentObject<AccountsModel> private var accounts
@EnvironmentObject<CommentsModel> private var comments
@EnvironmentObject<InstancesModel> private var instances
@EnvironmentObject<NavigationModel> private var navigation
@EnvironmentObject<PlayerModel> private var player
@EnvironmentObject<PlaylistsModel> private var playlists
@EnvironmentObject<RecentsModel> private var recents
@EnvironmentObject<SearchModel> private var search
@EnvironmentObject<SubscriptionsModel> private var subscriptions
@EnvironmentObject<ThumbnailsModel> 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 playlistsVisible {
playlistsNavigationView
}
searchNavigationView
}
.id(accounts.current?.id ?? "")
.overlay(playlistView)
.overlay(channelView)
.environment(\.navigationStyle, .tab)
}
private var favoritesNavigationView: some View {
NavigationView {
LazyView(FavoritesView())
.toolbar { toolbarContent }
}
.tabItem {
Label("Favorites", systemImage: "heart.fill")
.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 playlistsVisible: Bool {
visibleSections.contains(.playlists) &&
accounts.app.supportsUserPlaylists && !(accounts.current?.anonymous ?? true)
}
private var popularNavigationView: some View {
NavigationView {
LazyView(PopularView())
.toolbar { toolbarContent }
}
.tabItem {
Label("Popular", systemImage: "arrow.up.right.circle.fill")
.accessibility(label: Text("Popular"))
}
.tag(TabSelection.popular)
}
private var trendingNavigationView: some View {
NavigationView {
LazyView(TrendingView())
.toolbar { toolbarContent }
}
.tabItem {
Label("Trending", systemImage: "chart.bar.fill")
.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)
}
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
}
@ViewBuilder private var channelView: some View {
if navigation.presentingChannel {
ChannelVideosView()
.environment(\.managedObjectContext, persistenceController.container.viewContext)
.environment(\.inChannelView, true)
.environment(\.navigationStyle, .tab)
.environmentObject(accounts)
.environmentObject(navigation)
.environmentObject(player)
.environmentObject(subscriptions)
.environmentObject(thumbnailsModel)
.transition(.asymmetric(insertion: .flipFromBottom, removal: .move(edge: .bottom)))
} else {
EmptyView()
}
}
@ViewBuilder private var playlistView: some View {
if navigation.presentingPlaylist {
ChannelPlaylistView()
.environment(\.managedObjectContext, persistenceController.container.viewContext)
.environmentObject(accounts)
.environmentObject(navigation)
.environmentObject(player)
.environmentObject(subscriptions)
.environmentObject(thumbnailsModel)
.transition(.asymmetric(insertion: .flipFromBottom, removal: .move(edge: .bottom)))
} else {
EmptyView()
}
}
}