61 lines
1.9 KiB
Swift
61 lines
1.9 KiB
Swift
//
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// ScanCodeView.swift
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// SimpleX (iOS)
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//
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// Created by Evgeny on 10/12/2022.
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// Copyright © 2022 SimpleX Chat. All rights reserved.
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//
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import SwiftUI
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import CodeScanner
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struct ScanCodeView: View {
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@Environment(\.dismiss) var dismiss: DismissAction
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@Binding var connectionVerified: Bool
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var verify: (String?) async -> (Bool, String)?
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@State private var showCodeError = false
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var body: some View {
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VStack(alignment: .leading) {
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CodeScannerView(codeTypes: [.qr], scanMode: .oncePerCode, completion: processQRCode)
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.aspectRatio(1, contentMode: .fit)
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.cornerRadius(12)
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Text("Scan security code from your contact's app.")
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.padding(.top)
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}
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.padding()
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .top)
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.alert(isPresented: $showCodeError) {
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Alert(title: Text("Incorrect security code!"))
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .top)
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}
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func processQRCode(_ resp: Result<ScanResult, ScanError>) {
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switch resp {
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case let .success(r):
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Task {
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if let (ok, _) = await verify(r.string) {
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await MainActor.run {
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connectionVerified = ok
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if ok {
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dismiss()
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} else {
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showCodeError = true
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}
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}
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}
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}
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case let .failure(e):
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logger.error("ScanCodeView.processQRCode QR code error: \(e.localizedDescription)")
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dismiss()
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}
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}
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}
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struct ScanCodeView_Previews: PreviewProvider {
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static var previews: some View {
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ScanCodeView(connectionVerified: Binding.constant(true), verify: {_ in nil})
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}
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}
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