yattee/Shared/Settings/QualityProfileForm.swift
2022-08-15 16:34:26 +02:00

313 lines
9.0 KiB
Swift

import SwiftUI
struct QualityProfileForm: View {
var qualityProfileID: QualityProfile.ID!
@Environment(\.colorScheme) private var colorScheme
@Environment(\.presentationMode) private var presentationMode
@Environment(\.navigationStyle) private var navigationStyle
@State private var valid = false
@State private var name = ""
@State private var backend = PlayerBackendType.mpv
@State private var resolution = ResolutionSetting.best
@State private var formats = [QualityProfile.Format]()
var qualityProfile: QualityProfile! {
if let id = qualityProfileID {
return QualityProfilesModel.shared.find(id)
}
return nil
}
var body: some View {
ScrollView {
VStack {
Group {
header
#if os(iOS)
NavigationView {
EmptyView()
form
.navigationBarHidden(true)
.navigationBarTitle(Text("Back"))
.edgesIgnoringSafeArea([.top, .bottom])
}
.navigationViewStyle(.stack)
#else
form
#endif
footer
}
.frame(maxWidth: 1000)
}
#if os(tvOS)
.padding(20)
#endif
}
.onAppear(perform: initializeForm)
.onChange(of: backend, perform: backendChanged)
.onChange(of: formats) { _ in validate() }
#if os(iOS)
.padding(.vertical)
#elseif os(tvOS)
.frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity)
.background(Color.background(scheme: colorScheme))
#else
.frame(width: 400, height: 400)
.padding(.vertical, 10)
#endif
}
var header: some View {
HStack(alignment: .center) {
Text(editing ? "Edit Quality Profile" : "Add Quality Profile")
.font(.title2.bold())
Spacer()
Button("Cancel") {
presentationMode.wrappedValue.dismiss()
}
#if !os(tvOS)
.keyboardShortcut(.cancelAction)
#endif
}
.padding(.horizontal)
}
var form: some View {
#if !os(tvOS)
Form {
formFields
#if os(macOS)
.padding(.horizontal)
#endif
}
#else
formFields
#endif
}
var formFields: some View {
Group {
Section {
HStack {
nameHeader
TextField("Name", text: $name, onCommit: validate)
.labelsHidden()
}
#if os(tvOS)
Section(header: Text("Resolution")) {
qualityButton
}
#else
backendPicker
qualityPicker
#endif
}
Section(header: Text("Preferred Formats"), footer: formatsFooter) {
formatsPicker
}
}
#if os(tvOS)
.frame(maxWidth: .infinity, alignment: .leading)
#endif
}
@ViewBuilder var nameHeader: some View {
#if os(macOS)
Text("Name")
#else
EmptyView()
#endif
}
var formatsFooter: some View {
Text("Formats will be selected in order as listed.\nHLS is an adaptive format (resolution setting does not apply).")
.foregroundColor(.secondary)
.fixedSize(horizontal: false, vertical: true)
}
var qualityPicker: some View {
Picker("Resolution", selection: $resolution) {
ForEach(availableResolutions, id: \.self) { resolution in
Text(resolution.description).tag(resolution)
}
}
.modifier(SettingsPickerModifier())
}
#if os(tvOS)
var qualityButton: some View {
Button(resolution.description) {
resolution = resolution.next()
}
.contextMenu {
ForEach(availableResolutions, id: \.self) { resolution in
Button(resolution.description) {
self.resolution = resolution
}
}
}
}
#endif
var availableResolutions: [ResolutionSetting] {
ResolutionSetting.allCases.filter { !isResolutionDisabled($0) }
}
var backendPicker: some View {
Picker("Backend", selection: $backend) {
ForEach(PlayerBackendType.allCases, id: \.self) { backend in
Text(backend.label).tag(backend)
}
}
.modifier(SettingsPickerModifier())
}
@ViewBuilder var formatsPicker: some View {
#if os(macOS)
let list = ForEach(QualityProfile.Format.allCases, id: \.self) { format in
MultiselectRow(
title: format.description,
selected: isFormatSelected(format),
disabled: isFormatDisabled(format)
) { value in
toggleFormat(format, value: value)
}
}
Group {
if #available(macOS 12.0, *) {
list
.listStyle(.inset(alternatesRowBackgrounds: true))
} else {
list
.listStyle(.inset)
}
}
Spacer()
#else
ForEach(QualityProfile.Format.allCases, id: \.self) { format in
MultiselectRow(
title: format.description,
selected: isFormatSelected(format),
disabled: isFormatDisabled(format)
) { value in
toggleFormat(format, value: value)
}
}
#endif
}
func isFormatSelected(_ format: QualityProfile.Format) -> Bool {
(editing && formats.isEmpty ? qualityProfile.formats : formats).contains(format)
}
func toggleFormat(_ format: QualityProfile.Format, value: Bool) {
if let index = formats.firstIndex(where: { $0 == format }), !value {
formats.remove(at: index)
} else if value {
formats.append(format)
}
}
var footer: some View {
HStack {
Spacer()
Button("Save", action: submitForm)
.disabled(!valid)
#if !os(tvOS)
.keyboardShortcut(.defaultAction)
#endif
}
.frame(minHeight: 35)
#if os(tvOS)
.padding(.top, 30)
#endif
.padding(.horizontal)
}
var editing: Bool {
!qualityProfile.isNil
}
func isFormatDisabled(_ format: QualityProfile.Format) -> Bool {
guard backend == .appleAVPlayer else { return false }
let avPlayerFormats = [QualityProfile.Format.hls, .stream]
return !avPlayerFormats.contains(format)
}
func isResolutionDisabled(_ resolution: ResolutionSetting) -> Bool {
guard backend == .appleAVPlayer else { return false }
return resolution != .best && resolution.value.height > 720
}
func initializeForm() {
guard editing else {
validate()
return
}
DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
self.name = qualityProfile.name ?? ""
self.backend = qualityProfile.backend
self.resolution = qualityProfile.resolution
self.formats = .init(qualityProfile.formats)
}
validate()
}
func backendChanged(_: PlayerBackendType) {
formats.filter { isFormatDisabled($0) }.forEach { format in
if let index = formats.firstIndex(where: { $0 == format }) {
formats.remove(at: index)
}
}
if let newResolution = availableResolutions.first {
resolution = newResolution
}
}
func validate() {
valid = !formats.isEmpty
}
func submitForm() {
guard valid else { return }
formats = formats.unique()
let formProfile = QualityProfile(
id: qualityProfile?.id ?? UUID().uuidString,
name: name,
backend: backend,
resolution: resolution,
formats: Array(formats)
)
if editing {
QualityProfilesModel.shared.update(qualityProfile, formProfile)
} else {
QualityProfilesModel.shared.add(formProfile)
}
presentationMode.wrappedValue.dismiss()
}
}
struct QualityProfileForm_Previews: PreviewProvider {
static var previews: some View {
QualityProfileForm(qualityProfileID: QualityProfile.defaultProfile.id)
}
}