ui changes for lock screen if using key connector with biometrics (#1654)

src/App/Pages/Accounts/LockPage.xaml

@@ -34,7 +34,10 @@
     <ScrollView>
         <StackLayout Spacing="20">
             <StackLayout StyleClass="box">
-                <Grid StyleClass="box-row" IsVisible="{Binding PinLock}">
+                <Grid
+                    StyleClass="box-row"
+                    IsVisible="{Binding PinLock}"
+                    Padding="0, 10, 0, 0">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="*" />
@@ -70,7 +73,11 @@
                         AutomationProperties.IsInAccessibleTree="True"
                         AutomationProperties.Name="{u:I18n ToggleVisibility}" />
                 </Grid>
-                <Grid StyleClass="box-row" IsVisible="{Binding PinLock, Converter={StaticResource inverseBool}}">
+                <Grid
+                    x:Name="_passwordGrid"
+                    StyleClass="box-row"
+                    IsVisible="{Binding PinLock, Converter={StaticResource inverseBool}}"
+                    Padding="0, 10, 0, 0">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="*" />
@@ -105,6 +112,9 @@
                         AutomationProperties.IsInAccessibleTree="True"
                         AutomationProperties.Name="{u:I18n ToggleVisibility}" />
                 </Grid>
+                <StackLayout
+                    StyleClass="box-row"
+                    Padding="0, 10, 0, 0">
                     <Label
                     Text="{Binding LockedVerifyText}"
                     StyleClass="box-footer-label" />
@@ -113,6 +123,7 @@
                         StyleClass="box-footer-label"
                         Margin="0, 10, 0, 0" />
                 </StackLayout>
+            </StackLayout>
             <StackLayout Padding="10, 0">
                 <Label
                     Text="{u:I18n BiometricInvalidated}"
@@ -120,7 +131,9 @@
                     IsVisible="{Binding BiometricIntegrityValid, Converter={StaticResource inverseBool}}" />
                 <Button Text="{Binding BiometricButtonText}" Clicked="Biometric_Clicked"
                         IsVisible="{Binding BiometricButtonVisible}"></Button>
-                <Button Text="{u:I18n Unlock}"
+                <Button
+                    x:Name="_unlockButton"
+                    Text="{u:I18n Unlock}"
                     StyleClass="btn-primary"
                     Clicked="Unlock_Clicked" />
             </StackLayout>

src/App/Pages/Accounts/LockPage.xaml.cs

@@ -63,7 +63,7 @@ namespace Bit.App.Pages
                 return;
             }
             _appeared = true;
-            await _vm.InitAsync(_autoPromptBiometric);
+            await _vm.InitAsync();
             if (!_vm.BiometricLock)
             {
                 if (_vm.PinLock)
@@ -75,6 +75,22 @@ namespace Bit.App.Pages
                     RequestFocus(MasterPasswordEntry);
                 }
             }
+            else
+            {
+                if (_vm.UsingKeyConnector && !_vm.PinLock)
+                {
+                    _passwordGrid.IsVisible = false;
+                    _unlockButton.IsVisible = false;
+                }
+                if (_autoPromptBiometric)
+                {
+                    var tasks = Task.Run(async () =>
+                    {
+                        await Task.Delay(500);
+                        Device.BeginInvokeOnMainThread(async () => await _vm.PromptBiometricAsync());
+                    });
+                }
+            }
         }
 
         private void Unlock_Clicked(object sender, EventArgs e)

src/App/Pages/Accounts/LockPageViewModel.cs

@@ -36,6 +36,7 @@ namespace Bit.App.Pages
         private bool _biometricLock;
         private bool _biometricIntegrityValid = true;
         private bool _biometricButtonVisible;
+        private bool _usingKeyConnector;
         private string _biometricButtonText;
         private string _loggedInAsText;
         private string _lockedVerifyText;
@@ -78,6 +79,11 @@ namespace Bit.App.Pages
             set => SetProperty(ref _pinLock, value);
         }
 
+        public bool UsingKeyConnector
+        {
+            get => _usingKeyConnector;
+        }
+
         public bool BiometricLock
         {
             get => _biometricLock;
@@ -121,14 +127,15 @@ namespace Bit.App.Pages
         public string Pin { get; set; }
         public Action UnlockedAction { get; set; }
 
-        public async Task InitAsync(bool autoPromptBiometric)
+        public async Task InitAsync()
         {
             _pinSet = await _vaultTimeoutService.IsPinLockSetAsync();
             PinLock = (_pinSet.Item1 && _vaultTimeoutService.PinProtectedKey != null) || _pinSet.Item2;
             BiometricLock = await _vaultTimeoutService.IsBiometricLockSetAsync() && await _cryptoService.HasKeyAsync();
 
             // Users with key connector and without biometric or pin has no MP to unlock with
-            if (await _keyConnectorService.GetUsesKeyConnector() && !(BiometricLock || PinLock))
+            _usingKeyConnector = await _keyConnectorService.GetUsesKeyConnector();
+            if ( _usingKeyConnector && !(BiometricLock || PinLock))
             {
                 await _vaultTimeoutService.LogOutAsync();
             }
@@ -146,10 +153,18 @@ namespace Bit.App.Pages
                 LockedVerifyText = AppResources.VaultLockedPIN;
             }
             else
+            {
+                if (_usingKeyConnector)
+                {
+                    PageTitle = AppResources.UnlockVault;
+                    LockedVerifyText = AppResources.VaultLockedIdentity;
+                }
+                else
                 {
                     PageTitle = AppResources.VerifyMasterPassword;
                     LockedVerifyText = AppResources.VaultLockedMasterPassword;
                 }
+            }
 
             if (BiometricLock)
             {
@@ -167,14 +182,7 @@ namespace Bit.App.Pages
                     BiometricButtonText = supportsFace ? AppResources.UseFaceIDToUnlock :
                         AppResources.UseFingerprintToUnlock;
                 }
-                if (autoPromptBiometric)
+
-                {
-                    var tasks = Task.Run(async () =>
-                    {
-                        await Task.Delay(500);
-                        Device.BeginInvokeOnMainThread(async () => await PromptBiometricAsync());
-                    });
-                }
             }
         }
 

src/App/Resources/AppResources.Designer.cs

@@ -2543,6 +2543,12 @@ namespace Bit.App.Resources {
             }
         }
         
+        public static string UnlockVault {
+            get {
+                return ResourceManager.GetString("UnlockVault", resourceCulture);
+            }
+        }
+        
         public static string ThirtyMinutes {
             get {
                 return ResourceManager.GetString("ThirtyMinutes", resourceCulture);
@@ -2573,6 +2579,12 @@ namespace Bit.App.Resources {
             }
         }
         
+        public static string VaultLockedIdentity {
+            get {
+                return ResourceManager.GetString("VaultLockedIdentity", resourceCulture);
+            }
+        }
+        
         public static string Dark {
             get {
                 return ResourceManager.GetString("Dark", resourceCulture);

src/App/Resources/AppResources.resx

@@ -1455,6 +1455,9 @@
   <data name="Unlock" xml:space="preserve">
     <value>Unlock</value>
   </data>
+  <data name="UnlockVault" xml:space="preserve">
+    <value>Unlock Vault</value>
+  </data>
   <data name="ThirtyMinutes" xml:space="preserve">
     <value>30 minutes</value>
   </data>
@@ -1471,6 +1474,9 @@
   <data name="VaultLockedPIN" xml:space="preserve">
     <value>Your vault is locked. Verify your PIN code to continue.</value>
   </data>
+  <data name="VaultLockedIdentity" xml:space="preserve">
+    <value>Your vault is locked. Verify your identity to continue.</value>
+  </data>
   <data name="Dark" xml:space="preserve">
     <value>Dark</value>
     <comment>A dark color</comment>