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yattee/Shared/Playlists/PlaylistsView.swift
2021-09-29 13:49:37 +02:00

231 lines
6.8 KiB
Swift

import Defaults
import Siesta
import SwiftUI
struct PlaylistsView: View {
@EnvironmentObject<PlaylistsModel> private var model
@EnvironmentObject<InvidiousAPI> private var api
@EnvironmentObject<NavigationModel> private var navigation
@State private var showingNewPlaylist = false
@State private var createdPlaylist: Playlist?
@State private var showingEditPlaylist = false
@State private var editedPlaylist: Playlist?
@State private var showingAddToPlaylist = false
@State private var videoIDToAddToPlaylist = ""
var videos: [Video] {
model.currentPlaylist?.videos ?? []
}
var body: some View {
SignInRequiredView(title: "Playlists") {
VStack {
#if os(tvOS)
toolbar
#endif
if model.currentPlaylist != nil, videos.isEmpty {
hintText("Playlist is empty\n\nTap and hold on a video and then tap \"Add to Playlist\"")
} else if model.all.isEmpty {
hintText("You have no playlists\n\nTap on \"New Playlist\" to create one")
} else {
#if os(tvOS)
VideosCellsHorizontal(videos: videos)
.padding(.top, 40)
Spacer()
#else
VideosCellsVertical(videos: videos)
#endif
}
}
}
#if os(tvOS)
.fullScreenCover(isPresented: $showingNewPlaylist, onDismiss: selectCreatedPlaylist) {
PlaylistFormView(playlist: $createdPlaylist)
}
.fullScreenCover(isPresented: $showingEditPlaylist, onDismiss: selectEditedPlaylist) {
PlaylistFormView(playlist: $editedPlaylist)
}
#else
.sheet(isPresented: $showingNewPlaylist, onDismiss: selectCreatedPlaylist) {
PlaylistFormView(playlist: $createdPlaylist)
}
.sheet(isPresented: $showingEditPlaylist, onDismiss: selectEditedPlaylist) {
PlaylistFormView(playlist: $editedPlaylist)
}
#endif
.toolbar {
ToolbarItemGroup {
#if !os(iOS)
if !model.isEmpty {
selectPlaylistButton
}
if model.currentPlaylist != nil {
editPlaylistButton
}
#endif
newPlaylistButton
}
#if os(iOS)
ToolbarItemGroup(placement: .bottomBar) {
Group {
if model.isEmpty {
Text("No Playlists")
.foregroundColor(.secondary)
} else {
Text("Current Playlist")
.foregroundColor(.secondary)
selectPlaylistButton
}
Spacer()
if model.currentPlaylist != nil {
editPlaylistButton
}
}
.transaction { t in t.animation = .none }
}
#endif
}
.onAppear {
model.load()
}
}
var toolbar: some View {
HStack {
if model.isEmpty {
Text("No Playlists")
.foregroundColor(.secondary)
} else {
Text("Current Playlist")
.foregroundColor(.secondary)
selectPlaylistButton
}
#if os(iOS)
Spacer()
#endif
if model.currentPlaylist != nil {
editPlaylistButton
}
#if !os(iOS)
newPlaylistButton
.padding(.leading, 40)
#endif
}
}
func hintText(_ text: String) -> some View {
VStack {
Spacer()
Text(text)
.foregroundColor(.secondary)
.multilineTextAlignment(.center)
Spacer()
}
.frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity)
#if os(macOS)
.background()
#endif
}
func selectCreatedPlaylist() {
guard createdPlaylist != nil else {
return
}
model.load(force: true) {
if let id = createdPlaylist?.id {
self.model.selectPlaylist(id)
}
self.createdPlaylist = nil
}
}
func selectEditedPlaylist() {
if editedPlaylist.isNil {
model.selectPlaylist(nil)
}
model.load(force: true) {
model.selectPlaylist(editedPlaylist?.id)
self.editedPlaylist = nil
}
}
var selectPlaylistButton: some View {
#if os(tvOS)
Button(model.currentPlaylist?.title ?? "Select playlist") {
guard model.currentPlaylist != nil else {
return
}
model.selectPlaylist(model.all.next(after: model.currentPlaylist!)?.id)
}
.contextMenu {
ForEach(model.all) { playlist in
Button(playlist.title) {
model.selectPlaylist(playlist.id)
}
}
}
#else
Menu(model.currentPlaylist?.title ?? "Select playlist") {
ForEach(model.all) { playlist in
Button(action: { model.selectPlaylist(playlist.id) }) {
if playlist == model.currentPlaylist {
Label(playlist.title, systemImage: "checkmark")
} else {
Text(playlist.title)
}
}
}
}
#endif
}
var editPlaylistButton: some View {
Button(action: {
self.editedPlaylist = self.model.currentPlaylist
self.showingEditPlaylist = true
}) {
HStack(spacing: 8) {
Image(systemName: "slider.horizontal.3")
Text("Edit")
}
}
}
var newPlaylistButton: some View {
Button(action: { self.showingNewPlaylist = true }) {
HStack(spacing: 8) {
Image(systemName: "plus")
#if os(tvOS)
Text("New Playlist")
#endif
}
}
}
}
struct PlaylistsView_Provider: PreviewProvider {
static var previews: some View {
PlaylistsView()
.injectFixtureEnvironmentObjects()
}
}