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Quality profiles
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Arkadiusz Fal
312
Shared/Settings/QualityProfileForm.swift
Normal file
312
Shared/Settings/QualityProfileForm.swift
Normal file
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import SwiftUI
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struct QualityProfileForm: View {
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var qualityProfileID: QualityProfile.ID!
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@Environment(\.colorScheme) private var colorScheme
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@Environment(\.presentationMode) private var presentationMode
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@Environment(\.navigationStyle) private var navigationStyle
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@State private var valid = false
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@State private var name = ""
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@State private var backend = PlayerBackendType.mpv
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@State private var resolution = ResolutionSetting.best
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@State private var formats = [QualityProfile.Format]()
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var qualityProfile: QualityProfile! {
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if let id = qualityProfileID {
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return QualityProfilesModel.shared.find(id)
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}
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return nil
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}
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var body: some View {
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ScrollView {
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VStack {
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Group {
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header
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#if os(iOS)
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NavigationView {
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EmptyView()
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form
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.navigationBarHidden(true)
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.navigationBarTitle(Text("Back"))
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.edgesIgnoringSafeArea([.top, .bottom])
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}
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.navigationViewStyle(.stack)
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#else
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form
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#endif
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footer
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}
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.frame(maxWidth: 1000)
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}
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#if os(tvOS)
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.padding(20)
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#endif
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}
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.onAppear(perform: initializeForm)
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.onChange(of: backend, perform: backendChanged)
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.onChange(of: formats) { _ in validate() }
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#if os(iOS)
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.padding(.vertical)
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#elseif os(tvOS)
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.frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity)
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.background(Color.background(scheme: colorScheme))
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#else
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.frame(width: 400, height: 400)
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.padding(.vertical, 10)
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#endif
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}
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var header: some View {
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HStack(alignment: .center) {
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Text(editing ? "Edit Quality Profile" : "Add Quality Profile")
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.font(.title2.bold())
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Spacer()
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Button("Cancel") {
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presentationMode.wrappedValue.dismiss()
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}
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#if !os(tvOS)
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.keyboardShortcut(.cancelAction)
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#endif
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}
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.padding(.horizontal)
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}
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var form: some View {
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#if !os(tvOS)
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Form {
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formFields
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#if os(macOS)
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.padding(.horizontal)
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#endif
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}
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#else
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formFields
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#endif
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}
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var formFields: some View {
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Group {
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Section {
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HStack {
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nameHeader
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TextField("Name", text: $name, onCommit: validate)
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.labelsHidden()
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}
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#if os(tvOS)
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Section(header: Text("Resolution")) {
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qualityButton
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}
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#else
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backendPicker
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qualityPicker
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#endif
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}
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Section(header: Text("Preferred Formats"), footer: formatsFooter) {
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formatsPicker
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}
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}
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#if os(tvOS)
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.frame(maxWidth: .infinity, alignment: .leading)
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#endif
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}
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@ViewBuilder var nameHeader: some View {
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#if os(macOS)
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Text("Name")
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#else
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EmptyView()
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#endif
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}
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var formatsFooter: some View {
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Text("Formats will be selected in order as listed.\nHLS is an adaptive format (resolution setting does not apply).")
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.foregroundColor(.secondary)
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.fixedSize(horizontal: false, vertical: true)
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}
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var qualityPicker: some View {
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Picker("Resolution", selection: $resolution) {
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ForEach(availableResolutions, id: \.self) { resolution in
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Text(resolution.description).tag(resolution)
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}
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}
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.modifier(SettingsPickerModifier())
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}
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#if os(tvOS)
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var qualityButton: some View {
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Button(resolution.description) {
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resolution = resolution.next()
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}
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.contextMenu {
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ForEach(availableResolutions, id: \.self) { resolution in
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Button(resolution.description) {
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self.resolution = resolution
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}
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}
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}
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}
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#endif
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var availableResolutions: [ResolutionSetting] {
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ResolutionSetting.allCases.filter { !isResolutionDisabled($0) }
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}
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var backendPicker: some View {
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Picker("Backend", selection: $backend) {
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ForEach(PlayerBackendType.allCases, id: \.self) { backend in
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Text(backend.label).tag(backend)
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}
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}
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.modifier(SettingsPickerModifier())
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}
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@ViewBuilder var formatsPicker: some View {
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#if os(macOS)
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let list = ForEach(QualityProfile.Format.allCases, id: \.self) { format in
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MultiselectRow(
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title: format.description,
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selected: isFormatSelected(format),
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disabled: isFormatDisabled(format)
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) { value in
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toggleFormat(format, value: value)
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}
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}
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Group {
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if #available(macOS 12.0, *) {
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list
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.listStyle(.inset(alternatesRowBackgrounds: true))
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} else {
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list
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.listStyle(.inset)
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}
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}
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Spacer()
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#else
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ForEach(QualityProfile.Format.allCases, id: \.self) { format in
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MultiselectRow(
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title: format.description,
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selected: isFormatSelected(format),
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disabled: isFormatDisabled(format)
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) { value in
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toggleFormat(format, value: value)
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}
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}
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#endif
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}
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func isFormatSelected(_ format: QualityProfile.Format) -> Bool {
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(editing && formats.isEmpty ? qualityProfile.formats : formats).contains(format)
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}
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func toggleFormat(_ format: QualityProfile.Format, value: Bool) {
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if let index = formats.firstIndex(where: { $0 == format }), !value {
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formats.remove(at: index)
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} else if value {
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formats.append(format)
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}
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}
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var footer: some View {
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HStack {
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Spacer()
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Button("Save", action: submitForm)
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.disabled(!valid)
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#if !os(tvOS)
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.keyboardShortcut(.defaultAction)
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#endif
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}
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.frame(minHeight: 35)
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#if os(tvOS)
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.padding(.top, 30)
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#endif
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.padding(.horizontal)
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}
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var editing: Bool {
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!qualityProfile.isNil
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}
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func isFormatDisabled(_ format: QualityProfile.Format) -> Bool {
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guard backend == .appleAVPlayer else { return false }
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let avPlayerFormats = [QualityProfile.Format.hls, .stream]
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return !avPlayerFormats.contains(format)
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}
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func isResolutionDisabled(_ resolution: ResolutionSetting) -> Bool {
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guard backend == .appleAVPlayer else { return false }
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return resolution != .best && resolution.value.height > 720
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}
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func initializeForm() {
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guard editing else {
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validate()
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return
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}
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
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self.name = qualityProfile.name ?? ""
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self.backend = qualityProfile.backend
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self.resolution = qualityProfile.resolution
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self.formats = .init(qualityProfile.formats)
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}
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validate()
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}
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func backendChanged(_: PlayerBackendType) {
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formats.filter { isFormatDisabled($0) }.forEach { format in
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if let index = formats.firstIndex(where: { $0 == format }) {
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formats.remove(at: index)
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}
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}
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if let newResolution = availableResolutions.first {
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resolution = newResolution
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}
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}
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func validate() {
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valid = !formats.isEmpty
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}
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func submitForm() {
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guard valid else { return }
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formats = formats.unique()
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let formProfile = QualityProfile(
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id: qualityProfile?.id ?? UUID().uuidString,
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name: name,
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backend: backend,
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resolution: resolution,
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formats: Array(formats)
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)
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if editing {
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QualityProfilesModel.shared.update(qualityProfile, formProfile)
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} else {
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QualityProfilesModel.shared.add(formProfile)
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}
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presentationMode.wrappedValue.dismiss()
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}
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}
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struct QualityProfileForm_Previews: PreviewProvider {
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static var previews: some View {
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QualityProfileForm(qualityProfileID: QualityProfile.defaultProfile.id)
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}
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}
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