yattee/Shared/Views/ChannelPlaylistView.swift

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4.4 KiB
Swift
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import Siesta
import SwiftUI
struct ChannelPlaylistView: View {
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#if os(iOS)
static let hiddenOffset = max(UIScreen.main.bounds.height, UIScreen.main.bounds.width) + 100
#endif
var playlist: ChannelPlaylist?
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@State private var presentingShareSheet = false
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@State private var shareURL: URL?
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#if os(iOS)
@State private var viewVerticalOffset = Self.hiddenOffset
#endif
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@StateObject private var store = Store<ChannelPlaylist>()
@Environment(\.colorScheme) private var colorScheme
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@Environment(\.navigationStyle) private var navigationStyle
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@EnvironmentObject<AccountsModel> private var accounts
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@EnvironmentObject<NavigationModel> private var navigation
@EnvironmentObject<PlayerModel> private var player
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@EnvironmentObject<RecentsModel> private var recents
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private var items: [ContentItem] {
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ContentItem.array(of: store.item?.videos ?? [])
}
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private var presentedPlaylist: ChannelPlaylist? {
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playlist ?? recents.presentedPlaylist
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}
private var resource: Resource? {
guard let playlist = presentedPlaylist else {
return nil
}
let resource = accounts.api.channelPlaylist(playlist.id)
resource?.addObserver(store)
return resource
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}
var body: some View {
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if navigationStyle == .tab {
NavigationView {
BrowserPlayerControls {
content
}
}
#if os(iOS)
.onChange(of: navigation.presentingPlaylist) { newValue in
if newValue {
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store.clear()
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viewVerticalOffset = 0
resource?.load()
} else {
viewVerticalOffset = Self.hiddenOffset
}
}
#endif
} else {
BrowserPlayerControls {
content
}
}
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}
var content: some View {
VStack(alignment: .leading) {
#if os(tvOS)
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HStack {
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if let playlist = presentedPlaylist {
Text(playlist.title)
.font(.title2)
.frame(alignment: .leading)
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Spacer()
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FavoriteButton(item: FavoriteItem(section: .channelPlaylist(playlist.id, playlist.title)))
.labelStyle(.iconOnly)
}
playButton
.labelStyle(.iconOnly)
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}
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#endif
VerticalCells(items: items)
.environment(\.inChannelPlaylistView, true)
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}
.onAppear {
resource?.loadIfNeeded()
}
#if os(tvOS)
.background(Color.background(scheme: colorScheme))
#else
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.toolbar {
ToolbarItem(placement: .navigation) {
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if navigationStyle == .tab {
Button("Done") {
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withAnimation {
navigation.presentingPlaylist = false
}
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}
}
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}
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ToolbarItem(placement: playlistButtonsPlacement) {
HStack {
ShareButton(contentItem: contentItem)
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if let playlist = presentedPlaylist {
FavoriteButton(item: FavoriteItem(section: .channelPlaylist(playlist.id, playlist.title)))
}
playButton
}
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}
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}
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.navigationTitle(presentedPlaylist?.title ?? "")
#endif
}
private var playlistButtonsPlacement: ToolbarItemPlacement {
#if os(iOS)
.navigationBarTrailing
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#else
.automatic
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#endif
}
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private var playButton: some View {
Button {
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player.playbackMode = .queue
player.play(videos)
} label: {
Label("Play All", systemImage: "play")
}
}
private var videos: [Video] {
items.compactMap(\.video)
}
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private var contentItem: ContentItem {
ContentItem(playlist: playlist)
}
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}
struct ChannelPlaylistView_Previews: PreviewProvider {
static var previews: some View {
ChannelPlaylistView(playlist: ChannelPlaylist.fixture)
.injectFixtureEnvironmentObjects()
}
}