TF-2965 Add retry capability to OIDC check request

lib/features/login/data/network/oidc_error.dart

@@ -2,4 +2,6 @@ class CanNotFoundOIDCAuthority implements Exception {}
 
 class CanNotFoundOIDCLinks implements Exception {}
 
-class CanNotFoundToken implements Exception {}
+class CanNotFindToken implements Exception {}
+
+class CanRetryOIDCException implements Exception {}

lib/features/login/data/network/oidc_http_client.dart

@@ -13,6 +13,7 @@ import 'package:tmail_ui_user/features/login/data/network/config/oidc_constant.d
 import 'package:tmail_ui_user/features/login/data/network/endpoint.dart';
 import 'package:tmail_ui_user/features/login/data/network/oidc_error.dart';
 import 'package:tmail_ui_user/main/utils/app_config.dart';
+import 'package:dio/dio.dart' show DioError;
 
 class OIDCHttpClient {
 
@@ -21,24 +22,29 @@ class OIDCHttpClient {
   OIDCHttpClient(this._dioClient);
 
   Future<OIDCResponse> checkOIDCIsAvailable(OIDCRequest oidcRequest) async {
-    final result = await _dioClient.get(
+    try {
+      final result = await _dioClient.get(
         Endpoint.webFinger
-            .generateOIDCPath(Uri.parse(oidcRequest.baseUrl))
-            .withQueryParameters([
-              StringQueryParameter('resource', oidcRequest.resourceUrl),
-              StringQueryParameter('rel', OIDCRequest.relUrl),
-            ])
-            .generateEndpointPath()
-    );
-    log('OIDCHttpClient::checkOIDCIsAvailable(): RESULT: $result');
-    if (result != null) {
+          .generateOIDCPath(Uri.parse(oidcRequest.baseUrl))
+          .withQueryParameters([
+            StringQueryParameter('resource', oidcRequest.resourceUrl),
+            StringQueryParameter('rel', OIDCRequest.relUrl),
+          ])
+          .generateEndpointPath()
+      );
+      log('OIDCHttpClient::checkOIDCIsAvailable(): RESULT: $result');
       if (result is Map<String, dynamic>) {
         return OIDCResponse.fromJson(result);
       } else {
         return OIDCResponse.fromJson(jsonDecode(result));
       }
-    } else {
-      throw CanNotFoundOIDCLinks();
+    } on DioError catch (exception) {
+      if (exception.response?.statusCode == 404) {
+        throw CanNotFoundOIDCLinks();
+      }
+      throw CanRetryOIDCException();
+    } catch (_) {
+      throw CanRetryOIDCException();
     }
   }
 

lib/features/login/presentation/login_controller.dart

@@ -125,8 +125,9 @@ class LoginController extends ReloadableController {
     log('LoginController::handleFailureViewState(): $failure');
     if (failure is GetAuthenticationInfoFailure) {
       getAuthenticatedAccountAction();
-    } else if (failure is CheckOIDCIsAvailableFailure ||
-        failure is GetStoredOidcConfigurationFailure ||
+    } else if (failure is CheckOIDCIsAvailableFailure) {
+      _handleCheckOIDCIsAvailableFailure(failure);
+    } else if (failure is GetStoredOidcConfigurationFailure ||
         failure is GetOIDCIsAvailableFailure ||
         failure is GetOIDCConfigurationFailure
     ) {
@@ -174,8 +175,9 @@ class LoginController extends ReloadableController {
   @override
   void handleUrgentException({Failure? failure, Exception? exception}) {
     logError('LoginController::handleUrgentException:Exception: $exception | Failure: $failure');
-    if (failure is CheckOIDCIsAvailableFailure ||
-        failure is GetStoredOidcConfigurationFailure ||
+    if (failure is CheckOIDCIsAvailableFailure) {
+      _handleCheckOIDCIsAvailableFailure(failure);
+    } else if (failure is GetStoredOidcConfigurationFailure ||
         failure is GetOIDCConfigurationFailure ||
         failure is GetOIDCIsAvailableFailure) {
       _handleCommonOIDCFailure();
@@ -197,6 +199,23 @@ class LoginController extends ReloadableController {
     );
   }
 
+  void _handleCheckOIDCIsAvailableFailure(CheckOIDCIsAvailableFailure failure) {
+    if (failure.exception is CanNotFoundOIDCLinks) {
+      _handleCommonOIDCFailure();
+    } else {
+      loginFormType.value = LoginFormType.retry;
+    }
+  }
+
+  void retryCheckOidc() {
+    if (PlatformInfo.isMobile) {
+      loginFormType.value = LoginFormType.dnsLookupForm;
+    } else {
+      loginFormType.value = LoginFormType.none;
+    }
+    _checkOIDCIsAvailable();
+  }
+
   void _getAuthenticationInfo() {
     consumeState(_getAuthenticationInfoInteractor.execute());
   }
@@ -453,6 +472,9 @@ class LoginController extends ReloadableController {
     } else {
       _username = UserName(value);
     }
+    if (loginFormType.value == LoginFormType.retry && PlatformInfo.isMobile) {
+      loginFormType.value = LoginFormType.dnsLookupForm;
+    }
   }
 
   void onPasswordChange(String value) {

lib/features/login/presentation/login_form_type.dart

@@ -1,5 +1,6 @@
 enum LoginFormType {
   none,
+  retry,
   baseUrlForm,
   credentialForm,
   passwordForm,

lib/features/login/presentation/login_view.dart

@@ -88,6 +88,7 @@ class LoginView extends BaseLoginView {
             Obx(() {
               switch (controller.loginFormType.value) {
                 case LoginFormType.dnsLookupForm:
+                case LoginFormType.retry:
                   return DNSLookupInputForm(
                     textEditingController: controller.usernameInputController,
                     onTextChange: controller.onUsernameChange,
@@ -174,6 +175,9 @@ class LoginView extends BaseLoginView {
           style: const TextStyle(fontSize: 16, color: Colors.white)
         ),
         onPressed: () {
+          if (controller.loginFormType.value == LoginFormType.retry) {
+            controller.loginFormType.value = LoginFormType.dnsLookupForm;
+          }
           if (controller.loginFormType.value == LoginFormType.dnsLookupForm) {
             controller.invokeDNSLookupToGetJmapUrl();
           } else {
@@ -206,6 +210,7 @@ class LoginView extends BaseLoginView {
         switch (controller.loginFormType.value) {
           case LoginFormType.dnsLookupForm:
           case LoginFormType.baseUrlForm:
+          case LoginFormType.retry:
             return _buildNextButtonInContext(context);
           case LoginFormType.passwordForm:
           case LoginFormType.credentialForm:

lib/features/login/presentation/login_view_web.dart

@@ -10,6 +10,7 @@ import 'package:tmail_ui_user/features/login/presentation/base_login_view.dart';
 import 'package:tmail_ui_user/features/login/presentation/login_form_type.dart';
 import 'package:tmail_ui_user/features/login/presentation/privacy_link_widget.dart';
 import 'package:tmail_ui_user/features/login/presentation/widgets/login_message_widget.dart';
+import 'package:tmail_ui_user/features/login/presentation/widgets/try_again_button.dart';
 import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
 
 class LoginView extends BaseLoginView {
@@ -57,6 +58,11 @@ class LoginView extends BaseLoginView {
                 switch (controller.loginFormType.value) {
                   case LoginFormType.credentialForm:
                     return buildInputCredentialForm(context);
+                  case LoginFormType.retry:
+                    return TryAgainButton(
+                      onRetry: controller.retryCheckOidc,
+                      responsiveUtils: controller.responsiveUtils,
+                    );
                   default:
                     return const SizedBox.shrink();
                 }
@@ -199,6 +205,11 @@ class LoginView extends BaseLoginView {
                       switch (controller.loginFormType.value) {
                         case LoginFormType.credentialForm:
                           return buildInputCredentialForm(context);
+                        case LoginFormType.retry:
+                          return TryAgainButton(
+                            onRetry: controller.retryCheckOidc,
+                            responsiveUtils: controller.responsiveUtils,
+                          );
                         default:
                           return const SizedBox.shrink();
                       }

lib/features/login/presentation/widgets/try_again_button.dart

@@ -0,0 +1,31 @@
+import 'package:core/presentation/extensions/color_extension.dart';
+import 'package:core/presentation/utils/responsive_utils.dart';
+import 'package:core/presentation/views/button/tmail_button_widget.dart';
+import 'package:flutter/material.dart';
+import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
+
+class TryAgainButton extends StatelessWidget {
+  const TryAgainButton({
+    super.key,
+    required this.onRetry,
+    required this.responsiveUtils,
+  });
+
+  final VoidCallback onRetry;
+  final ResponsiveUtils responsiveUtils;
+
+  @override
+  Widget build(BuildContext context) {
+    return TMailButtonWidget.fromText(
+      text: AppLocalizations.of(context).tryAgain,
+      textStyle: const TextStyle(fontSize: 16, color: Colors.white),
+      backgroundColor: AppColor.primaryColor,
+      onTapActionCallback: onRetry,
+      borderRadius: 10,
+      margin: const EdgeInsetsDirectional.only(bottom: 16, start: 24, end: 24),
+      width: responsiveUtils.getDeviceWidth(context),
+      textAlign: TextAlign.center,
+      padding: const EdgeInsets.symmetric(vertical: 12),
+    );
+  }
+}

lib/l10n/intl_messages.arb

@@ -4005,5 +4005,17 @@
     "type": "text",
     "placeholders_order": [],
     "placeholders": {}
+  },
+  "tryAgain": "Try again",
+  "@tryAgain": {
+    "type": "text",
+    "placeholders_order": [],
+    "placeholders": {}
+  },
+  "youAreOffline": "You are offline. It looks like you are not connected.",
+  "@youAreOffline": {
+    "type": "text",
+    "placeholders_order": [],
+    "placeholders": {}
   }
 }

lib/main/localizations/app_localizations.dart

@@ -4199,4 +4199,18 @@ class AppLocalizations {
       'You have not selected any action for the rule.',
       name: 'youHaveNotSelectedAnyActionForRule');
   }
+
+  String get tryAgain {
+    return Intl.message(
+      'Try again',
+      name: 'tryAgain',
+    );
+  }
+
+  String get youAreOffline {
+    return Intl.message(
+      'You are offline. It looks like you are not connected.',
+      name: 'youAreOffline',
+    );
+  }
 }

lib/main/utils/toast_manager.dart

@@ -28,7 +28,7 @@ class ToastManager {
       return AppLocalizations.of(context).requiredPassword;
     } else if (exception is CanNotFoundOIDCLinks) {
       return AppLocalizations.of(context).ssoNotAvailable;
-    }  else if (exception is CanNotFoundToken) {
+    }  else if (exception is CanNotFindToken) {
       return AppLocalizations.of(context).canNotGetToken;
     } else if (exception is ConnectionTimeout || exception is BadGateway || exception is SocketError) {
       return AppLocalizations.of(context).wrongUrlMessage;
@@ -40,6 +40,8 @@ class ToastManager {
       return '[${exception.code ?? ''}] ${exception.message}';
     } else if (exception is NotFoundSessionException) {
       return AppLocalizations.of(context).notFoundSession;
+    } else if (exception is NoNetworkError) {
+      return AppLocalizations.of(context).youAreOffline;
     } else {
       return null;
     }

test/features/login/data/network/oidc_http_client_test.dart

@@ -0,0 +1,68 @@
+import 'package:core/data/network/dio_client.dart';
+import 'package:dio/dio.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockito/annotations.dart';
+import 'package:mockito/mockito.dart';
+import 'package:model/oidc/request/oidc_request.dart';
+import 'package:tmail_ui_user/features/login/data/network/oidc_error.dart';
+import 'package:tmail_ui_user/features/login/data/network/oidc_http_client.dart';
+
+import 'oidc_http_client_test.mocks.dart';
+
+@GenerateNiceMocks([MockSpec<DioClient>()])
+void main() {
+  final dioClient = MockDioClient();
+  final oidcHttpClient = OIDCHttpClient(dioClient);
+  final requestOptions = RequestOptions();
+  final oidcRequest = OIDCRequest(baseUrl: '', resourceUrl: '');
+
+  group('oidc http client test:', () {
+    test(
+      'should throw CanNotFoundOIDCLinks '
+      'when checkOIDCIsAvailable() is called '
+      'and dioClient throw DioError '
+      'and status code is 404',
+    () {
+      // arrange
+      when(dioClient.get(any)).thenThrow(DioError(
+        requestOptions: requestOptions,
+        response: Response(requestOptions: requestOptions, statusCode: 404)));
+
+      // assert
+      expect(
+        () => oidcHttpClient.checkOIDCIsAvailable(oidcRequest),
+        throwsA(isA<CanNotFoundOIDCLinks>()));
+    });  
+
+    test(
+      'should throw CanRetryOIDCException '
+      'when checkOIDCIsAvailable() is called '
+      'and dioClient throw DioError '
+      'and status code is not 404',
+    () {
+      // arrange
+      when(dioClient.get(any)).thenThrow(DioError(
+        requestOptions: requestOptions,
+        response: Response(requestOptions: requestOptions, statusCode: 403)));
+
+      // assert
+      expect(
+        () => oidcHttpClient.checkOIDCIsAvailable(oidcRequest),
+        throwsA(isA<CanRetryOIDCException>()));
+    });
+
+    test(
+      'should throw CanRetryOIDCException '
+      'when checkOIDCIsAvailable() is called '
+      'and dioClient throw exception that is not DioError',
+    () {
+      // arrange
+      when(dioClient.get(any)).thenThrow(Exception());
+
+      // assert
+      expect(
+        () => oidcHttpClient.checkOIDCIsAvailable(oidcRequest),
+        throwsA(isA<CanRetryOIDCException>()));
+    });
+  });
+}