MESSENGER-3895 qr code login

2026-04-23 01:52:44 +02:00 · 2023-02-08 12:19:07 +00:00
parent fd8ab8e648
commit d7a23d53dc
15 changed files with 294 additions and 20 deletions
@@ -15,6 +15,7 @@
 //

 import SwiftUI
+import AVKit

 struct AuthenticationServerSelectionScreen: View {
    // MARK: - Properties
@@ -23,8 +24,12 @@ struct AuthenticationServerSelectionScreen: View {
    
    @Environment(\.theme) private var theme
    
+    @State private var showAlertForMissingCameraAuthorization = false
+    @State private var showAlertForInvalidServer = false
    @State private var isEditingTextField = false
-    
+    @State private var presentQRCodeScanner = false
+    @State private var qrCode = ""
+
    private var textFieldFooterColor: Color {
        viewModel.viewState.hasValidationError ? theme.colors.alert : theme.colors.tertiaryContent
    }
@@ -38,31 +43,67 @@ struct AuthenticationServerSelectionScreen: View {
    var body: some View {
        GeometryReader { _ in
            ScrollView {
-                VStack(spacing: 0) {
+                VStack(spacing: 8) {
                    header
                        .padding(.top, OnboardingMetrics.topPaddingToNavigationBar)
-                        .padding(.bottom, 36)
+                        .padding(.bottom, 16)
                    
+                    if BWIBuildSettings.shared.scanServerQRCode {
+                        scanButton
+                    }
+
                    serverForm
                }
                .readableFrame()
                .padding(.horizontal, 16)
            }
+            .alert(isPresented: $showAlertForInvalidServer)  {
+                Alert(
+                    title: Text(BWIL10n.authenticationServerSelectionServerDeniedTitle),
+                    message: Text(BWIL10n.authenticationServerSelectionServerDeniedMessage),
+                    dismissButton: .default(Text(VectorL10n.ok)))
+            }
+
        }
        .background(theme.colors.background.ignoresSafeArea())
        .toolbar { toolbar }
        .alert(item: $viewModel.alertInfo) { $0.alert }
+        .alert(isPresented: $showAlertForMissingCameraAuthorization)  {
+            Alert(
+                title: Text(BWIL10n.authenticationServerSelectionQrMissingAuthorizationTitle),
+                message: Text(BWIL10n.authenticationServerSelectionQrMissingAuthorizationMessage),
+                primaryButton: .default(Text(VectorL10n.settingsTitle), action: openSettingsApp),
+                secondaryButton: .cancel())
+        }
+        .alert(isPresented: $showAlertForInvalidServer)  {
+            Alert(
+                title: Text(BWIL10n.authenticationServerSelectionServerDeniedTitle),
+                message: Text(BWIL10n.authenticationServerSelectionServerDeniedMessage),
+                dismissButton: .default(Text(VectorL10n.ok)))
+        }
        .accentColor(theme.colors.accent)
+        .sheet(isPresented: $presentQRCodeScanner) {
+            AuthenticationServerSelectionQRCodeScanner(qrCode: $qrCode)
+        }
+        .onChange(of: qrCode) { newValue in
+            if !qrCode.isEmpty {
+                viewModel.homeserverAddress = qrCode
+                DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
+                    self.submit()
+                }
+            }
+        }
    }
    
    /// The title, message and icon at the top of the screen.
    var header: some View {
        VStack(spacing: 8) {
            if BWIBuildSettings.shared.bumLoginFlowLayout {
-                ServerIcon(image: Asset.Images.welcomeExperience1, size: OnboardingMetrics.iconSize)
+                ServerIcon(image: Asset.SharedImages.loginFlowLogo, size: OnboardingMetrics.iconSize)
+                    .padding(.bottom, 16)
            } else {
                OnboardingIconImage(image: Asset.Images.welcomeExperience1)
-                    .padding(.bottom, 8)
+                    .padding(.bottom, 16)
            }
            
            Text(viewModel.viewState.headerTitle)
@@ -79,6 +120,28 @@ struct AuthenticationServerSelectionScreen: View {
        }
    }
    
+    var scanButton: some View {
+        VStack(spacing: 8) {
+            Button {
+                if AVCaptureDevice.authorizationStatus(for: .video) == .denied {
+                    showAlertForMissingCameraAuthorization = true
+                } else {
+                    qrCode = ""
+                    presentQRCodeScanner = true
+                }
+            } label: {
+                Text(viewModel.viewState.scanCodeButtonTitle)
+            }
+            .buttonStyle(PrimaryActionButtonStyle())
+            .accessibilityIdentifier("qrCodeButton")
+            
+            
+            Text(VectorL10n.or)
+                .foregroundColor(theme.colors.secondaryContent)
+                .padding(5)
+        }
+    }
+    
    /// The text field and confirm button where the user enters a server URL.
    var serverForm: some View {
        VStack(alignment: .leading, spacing: 12) {
@@ -136,10 +199,34 @@ struct AuthenticationServerSelectionScreen: View {
    }
    
    /// Sends the `confirm` view action so long as the text field input is valid.
-    func submit() {
+    private func submit() {
        guard !viewModel.viewState.hasValidationError else { return }
-        viewModel.send(viewAction: .confirm)
+        
+        if isHomeserverAddressValid(viewModel.homeserverAddress) {
+            viewModel.send(viewAction: .confirm)
+        } else {
+            showAlertForInvalidServer = true
+        }
    }
+         
+    private func isHomeserverAddressValid(_ homeserverAddress: String) -> Bool {
+        if BWIBuildSettings.shared.bwiEnableLoginProtection {
+            let protectionService = LoginProtectionService()
+            protectionService.hashes = BWIBuildSettings.shared.bwiHashes
+            
+            return protectionService.isValid(homeserverAddress)
+        } else {
+            return true
+        }
+    }
+    
+    /// bwi: jump directly into the iOS settings app to allow camera access
+    private func openSettingsApp() {
+        if let url = URL(string: UIApplication.openSettingsURLString), UIApplication.shared.canOpenURL(url) {
+            UIApplication.shared.open(url, options: [:], completionHandler: nil)
+        }
+    }
+
 }

 // MARK: - Previews