ios: fix screen protect for sheets

apps/ios/Shared/ContentView.swift

@@ -27,7 +27,6 @@ struct ContentView: View {
     @AppStorage(DEFAULT_SHOW_LA_NOTICE) private var prefShowLANotice = false
     @AppStorage(DEFAULT_LA_NOTICE_SHOWN) private var prefLANoticeShown = false
     @AppStorage(DEFAULT_PERFORM_LA) private var prefPerformLA = false
-    @AppStorage(DEFAULT_PRIVACY_PROTECT_SCREEN) private var protectScreen = false
     @AppStorage(DEFAULT_NOTIFICATION_ALERT_SHOWN) private var notificationAlertShown = false
     @State private var showWhatsNew = false
     @State private var showChooseLAMode = false
@@ -250,7 +249,7 @@ struct ContentView: View {
 
     private func mainView() -> some View {
         ZStack(alignment: .top) {
-            ChatListView(activeUserPickerSheet: $chatListUserPickerSheet).privacySensitive(protectScreen)
+            ChatListView(activeUserPickerSheet: $chatListUserPickerSheet)
             .onAppear {
                 requestNtfAuthorization()
                 // Local Authentication notice is to be shown on next start after onboarding is complete

apps/ios/Shared/Views/ChatList/ChatListView.swift

@@ -95,6 +95,7 @@ struct ChatListView: View {
     @AppStorage(GROUP_DEFAULT_ONE_HAND_UI, store: groupDefaults) private var oneHandUI = true
     @AppStorage(DEFAULT_ONE_HAND_UI_CARD_SHOWN) private var oneHandUICardShown = false
     @AppStorage(DEFAULT_TOOLBAR_MATERIAL) private var toolbarMaterial = ToolbarMaterial.defaultMaterial
+    @AppStorage(DEFAULT_PRIVACY_PROTECT_SCREEN) private var protectScreen = false
 
     var body: some View {
         if #available(iOS 16.0, *) {
@@ -119,9 +120,10 @@ struct ChatListView: View {
         .modifier(
             Sheet(isPresented: $userPickerShown) {
                 UserPicker(userPickerShown: $userPickerShown, activeSheet: $activeUserPickerSheet)
+                    .privacySensitive(protectScreen)
             }
         )
-        .sheet(item: $activeUserPickerSheet) {
+        .appSheet(item: $activeUserPickerSheet) {
             UserPickerSheetView(sheet: $0)
         }
         .onChange(of: activeUserPickerSheet) {
@@ -140,6 +142,7 @@ struct ChatListView: View {
                 .background(theme.colors.background)
                 .navigationBarTitleDisplayMode(.inline)
                 .navigationBarHidden(searchMode || oneHandUI)
+                .privacySensitive(protectScreen)
         }
         .scaleEffect(x: 1, y: oneHandUI ? -1 : 1, anchor: .center)
         .onDisappear() { activeUserPickerSheet = nil }
@@ -241,6 +244,7 @@ struct ChatListView: View {
                 unreadBadge(size: 12)
             }
         }
+        .privacySensitive(protectScreen)
         .onTapGesture {
             userPickerShown = true
         }

apps/ios/Shared/Views/Helpers/AppSheet.swift

@@ -11,6 +11,8 @@ import SwiftUI
 class AppSheetState: ObservableObject {
     static let shared = AppSheetState()
     @Published var scenePhaseActive: Bool = false
+    // Scehe phase is also be inactive while faceID is requested
+    @Published var biometricAuth: Bool = false
 }
 
 private struct PrivacySensitive: ViewModifier {
@@ -22,7 +24,7 @@ private struct PrivacySensitive: ViewModifier {
         if !protectScreen {
             content
         } else {
-            content.privacySensitive(!appSheetState.scenePhaseActive).redacted(reason: .privacy)
+            content.privacySensitive(!appSheetState.scenePhaseActive && !appSheetState.biometricAuth).redacted(reason: .privacy)
         }
     }
 }

apps/ios/Shared/Views/Helpers/LocalAuthenticationUtils.swift

@@ -63,7 +63,9 @@ func systemAuthenticate(_ reason: String, _ completed: @escaping (LAResult) -> V
     var authAvailabilityError: NSError?
     if laContext.canEvaluatePolicy(.deviceOwnerAuthentication, error: &authAvailabilityError) {
         logger.debug("DEBUGGING: systemAuthenticate: canEvaluatePolicy callback")
+        AppSheetState.shared.biometricAuth = true
         laContext.evaluatePolicy(.deviceOwnerAuthentication, localizedReason: reason) { success, authError in
+            AppSheetState.shared.biometricAuth = false
             logger.debug("DEBUGGING: systemAuthenticate evaluatePolicy callback")
             DispatchQueue.main.async {
                 if success {

apps/ios/Shared/Views/UserSettings/UserProfilesView.swift

@@ -59,7 +59,8 @@ struct UserProfilesView: View {
             userProfilesView()
         } else {
             Button(action: runAuth) { Label("Unlock", systemImage: "lock") }
-            .onAppear(perform: runAuth)
+            // TODO: Prevent Feedback loop
+//            .onAppear(perform: runAuth)
         }
     }