154 lines
4.3 KiB
Swift
154 lines
4.3 KiB
Swift
//
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// ScanStore.swift
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// secant-testnet
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//
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// Created by Lukáš Korba on 16.05.2022.
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//
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import SwiftUI
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import ComposableArchitecture
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struct ScanView: View {
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@Environment(\.presentationMode) var presentationMode
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let store: ScanStore
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var body: some View {
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WithViewStore(store) { viewStore in
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GeometryReader { proxy in
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ZStack {
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QRCodeScanView(
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rectOfInterest: normalizedRectOfInterest(proxy.size),
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onQRScanningDidFail: { viewStore.send(.scanFailed) },
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onQRScanningSucceededWithCode: { viewStore.send(.scan($0.redacted)) }
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)
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backButton
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if viewStore.isTorchAvailable {
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torchButton(viewStore)
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}
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frameOfInterest(proxy.size)
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VStack {
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Spacer()
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Text(L10n.Scan.info)
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.padding(.bottom, 10)
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if let scannedValue = viewStore.scannedValue {
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Text(scannedValue)
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.foregroundColor(viewStore.isValidValue ? .green : .red)
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} else {
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Text(L10n.Scan.scanning)
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}
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}
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.padding()
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}
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.navigationBarHidden(true)
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.applyScreenBackground()
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.onAppear { viewStore.send(.onAppear) }
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.onDisappear { viewStore.send(.onDisappear) }
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.alert(self.store.scope(state: \.alert), dismiss: .dismissAlert)
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}
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.ignoresSafeArea()
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}
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}
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}
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extension ScanView {
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var backButton: some View {
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VStack {
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HStack {
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Button(action: {
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presentationMode.wrappedValue.dismiss()
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}, label: {
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Image(systemName: "arrow.backward")
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.foregroundColor(Asset.Colors.QRScan.frame.color)
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.font(.system(size: 30.0))
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})
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.padding(.top, 10)
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Spacer()
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}
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.padding()
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Spacer()
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}
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.padding()
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}
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func torchButton(_ viewStore: ScanViewStore) -> some View {
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VStack {
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HStack {
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Spacer()
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Button(
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action: { viewStore.send(.torchPressed) },
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label: {
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Image(
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systemName: viewStore.isTorchOn ? "lightbulb.fill" : "lightbulb.slash"
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)
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.foregroundColor(Asset.Colors.QRScan.frame.color)
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.font(.system(size: 30.0))
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}
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)
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.padding(.top, 10)
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}
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.padding()
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Spacer()
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}
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.padding()
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}
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func frameOfInterest(_ size: CGSize) -> some View {
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RoundedRectangle(cornerSize: CGSize(width: 5.0, height: 5.0))
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.stroke(Asset.Colors.QRScan.frame.color, lineWidth: 5.0)
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.frame(
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width: frameSize(size),
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height: frameSize(size),
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alignment: .center
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)
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.edgesIgnoringSafeArea(.all)
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.ignoresSafeArea()
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.position(
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x: rectOfInterest(size).origin.x,
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y: rectOfInterest(size).origin.y
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)
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}
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}
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extension ScanView {
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func frameSize(_ size: CGSize) -> CGFloat {
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size.width * 0.55
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}
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func rectOfInterest(_ size: CGSize) -> CGRect {
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CGRect(
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x: size.width * 0.5,
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y: size.height * 0.5,
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width: frameSize(size),
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height: frameSize(size)
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)
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}
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func normalizedRectOfInterest(_ size: CGSize) -> CGRect {
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CGRect(
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x: 0.25,
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y: 0.25,
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width: 0.5,
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height: 0.5
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)
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}
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}
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// MARK: - Previews
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struct ScanView_Previews: PreviewProvider {
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static var previews: some View {
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ScanView(store: .placeholder)
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}
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}
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