[KeyConnector] Add support for key connector OTP (#1633)

* initial commit
- add UsesKeyConnector to UserService
- add models
- begin work on authentication

* finish auth workflow for key connector sso login
- finish api call for get user key
- start api calls for posts to key connector

* Bypass lock page if already unlocked

* Move logic to KeyConnectorService, log out if no pin or biometric is set

* Disable password reprompt when using key connector

* hide password reprompt checkbox when editing or adding cipher

* add PostUserKey and PostSetKeyConnector calls

* add ConvertMasterPasswordPage

* add functionality to RemoveMasterPasswordPage
- rename Convert to Remove

* Hide Change Master Password button if using key connector

* Add OTP verification for export component

* Update src/App/Pages/Vault/AddEditPage.xaml.cs

Co-authored-by: Thomas Rittson <31796059+eliykat@users.noreply.github.com>

* remove toolbar item "close"

* Update src/Core/Models/Request/KeyConnectorUserKeyRequest.cs

Co-authored-by: Thomas Rittson <31796059+eliykat@users.noreply.github.com>

* remove new line in resource string
- format warning as two labels
- set label in code behind for loading simultaneously

* implement GetAndSetKey in KeyConnectorService
- ignore EnvironmentService call

* remove unnecesary orgIdentifier

* move RemoveMasterPasswordPage call to LockPage

* add spacing to export vault page

* log out if no PIN or bio on lock page with key connector

* Delete excessive whitespace

* Delete excessive whitespace

* Change capitalisation of OTP

* add default value to models for backwards compatibility

* remove this keyword

* actually handle exceptions

* move RemoveMasterPasswordPage to TabPage using messaging service

* add minor improvements

* remove 'this.'

Co-authored-by: Hinton <oscar@oscarhinton.com>
Co-authored-by: Thomas Rittson <trittson@bitwarden.com>
Co-authored-by: Thomas Rittson <31796059+eliykat@users.noreply.github.com>

src/Core/Services/SyncService.cs

@@ -25,6 +25,7 @@ namespace Bit.Core.Services
         private readonly IMessagingService _messagingService;
         private readonly IPolicyService _policyService;
         private readonly ISendService _sendService;
+        private readonly IKeyConnectorService _keyConnectorService;
         private readonly Func<bool, Task> _logoutCallbackAsync;
 
         public SyncService(
@@ -39,6 +40,7 @@ namespace Bit.Core.Services
             IMessagingService messagingService,
             IPolicyService policyService,
             ISendService sendService,
+            IKeyConnectorService keyConnectorService,
             Func<bool, Task> logoutCallbackAsync)
         {
             _userService = userService;
@@ -52,6 +54,7 @@ namespace Bit.Core.Services
             _messagingService = messagingService;
             _policyService = policyService;
             _sendService = sendService;
+            _keyConnectorService = keyConnectorService;
             _logoutCallbackAsync = logoutCallbackAsync;
         }
 
@@ -329,6 +332,7 @@ namespace Bit.Core.Services
             await _userService.ReplaceOrganizationsAsync(organizations);
             await _userService.SetEmailVerifiedAsync(response.EmailVerified);
             await _userService.SetForcePasswordReset(response.ForcePasswordReset);
+            await _keyConnectorService.SetUsesKeyConnector(response.UsesKeyConnector);
         }
 
         private async Task SyncFoldersAsync(string userId, List<FolderResponse> response)