71 lines
1.6 KiB
Swift
71 lines
1.6 KiB
Swift
//
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// TriStateToggle.swift
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// Tusker
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//
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// Created by Shadowfacts on 4/7/24.
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// Copyright © 2024 Shadowfacts. All rights reserved.
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//
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import SwiftUI
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struct TriStateToggle: View {
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let titleKey: LocalizedStringKey
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@Binding var mode: Mode
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let onChange: (Bool) async -> Void
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@State private var isOn: Bool
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init(titleKey: LocalizedStringKey, mode: Binding<Mode>, onChange: @escaping (Bool) async -> Void) {
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self.titleKey = titleKey
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self._mode = mode
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self.onChange = onChange
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self.isOn = mode.wrappedValue == .on
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}
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var body: some View {
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toggleOrSpinner
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.onChange(of: mode) { newValue in
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switch newValue {
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case .off:
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isOn = false
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case .loading:
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break
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case .on:
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isOn = true
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}
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}
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}
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@ViewBuilder
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private var toggleOrSpinner: some View {
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if mode == .loading {
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ProgressView()
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} else {
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Toggle(titleKey, isOn: Binding {
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isOn
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} set: { newValue in
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isOn = newValue
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mode = .loading
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Task {
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await onChange(newValue)
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mode = newValue ? .on : .off
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}
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})
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.labelsHidden()
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}
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}
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enum Mode {
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case off
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case loading
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case on
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}
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}
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#Preview {
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@State var mode = TriStateToggle.Mode.on
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return TriStateToggle(titleKey: "", mode: $mode) { _ in
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try! await Task.sleep(nanoseconds: NSEC_PER_SEC)
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}
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}
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