import Defaults import Siesta import SwiftUI struct AddToPlaylistView: View { let video: Video @State private var selectedPlaylistID: Playlist.ID = "" @State private var error = "" @State private var presentingErrorAlert = false @Environment(\.colorScheme) private var colorScheme @Environment(\.presentationMode) private var presentationMode @EnvironmentObject private var navigation @EnvironmentObject private var model var body: some View { Group { VStack { header Spacer() if model.isEmpty { emptyPlaylistsMessage } else { form } Spacer() footer } .frame(maxWidth: 1000, maxHeight: height) } .onAppear { model.load { if let playlist = model.find(id: Defaults[.lastUsedPlaylistID]) ?? model.all.first { selectedPlaylistID = playlist.id } } } #if os(macOS) .frame(width: 500, height: 270) .padding(.vertical) #elseif os(tvOS) .frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity) .background(Color.background(scheme: colorScheme)) #else .padding(.vertical) #endif } var height: Double { #if os(tvOS) 600 #else .infinity #endif } private var emptyPlaylistsMessage: some View { VStack(spacing: 20) { Text("You have no Playlists") .font(.title2.bold()) Text("Open \"Playlists\" tab to create new one") .foregroundColor(.secondary) .multilineTextAlignment(.center) } } private var header: some View { HStack(alignment: .center) { Text("Add to Playlist") .font(.title2.bold()) Spacer() #if !os(tvOS) Button("Cancel") { presentationMode.wrappedValue.dismiss() } .keyboardShortcut(.cancelAction) #endif } .padding(.horizontal) } private var form: some View { VStack(alignment: formAlignment) { VideoBanner(video: video) .padding(.vertical, 40) VStack(alignment: formAlignment) { #if os(tvOS) selectPlaylistButton #else Picker("Playlist", selection: $selectedPlaylistID) { ForEach(editablePlaylists) { playlist in Text(playlist.title).tag(playlist.id) } } .frame(maxWidth: 500) #if os(iOS) .pickerStyle(.inline) #elseif os(macOS) .labelsHidden() #endif #endif } } .padding(.horizontal) } var editablePlaylists: [Playlist] { model.all.filter(\.editable) } private var formAlignment: HorizontalAlignment { #if os(tvOS) .trailing #else .center #endif } private var footer: some View { HStack { Spacer() Button("Add to Playlist", action: addToPlaylist) .disabled(selectedPlaylist.isNil) .padding(.top, 30) #if !os(tvOS) .keyboardShortcut(.defaultAction) #endif } .padding(.horizontal) } #if os(tvOS) private var selectPlaylistButton: some View { Button(selectedPlaylist?.title ?? "Select playlist") { guard selectedPlaylist != nil else { return // swiftlint:disable:this implicit_return } selectedPlaylistID = editablePlaylists.next(after: selectedPlaylist!)!.id } .contextMenu { ForEach(editablePlaylists) { playlist in Button(playlist.title) { selectedPlaylistID = playlist.id } } Button("Cancel", role: .cancel) {} } } #endif private func addToPlaylist() { guard let id = selectedPlaylist?.id else { return } Defaults[.lastUsedPlaylistID] = id model.addVideo(playlistID: id, videoID: video.videoID, navigation: navigation) presentationMode.wrappedValue.dismiss() } private var selectedPlaylist: Playlist? { model.find(id: selectedPlaylistID) ?? model.all.first } } struct AddToPlaylistView_Previews: PreviewProvider { static var previews: some View { AddToPlaylistView(video: Video.fixture) .injectFixtureEnvironmentObjects() } }