TF-624 Add loading widget when click single sign-on button

lib/features/login/presentation/base_login_view.dart

@@ -129,4 +129,12 @@ abstract class BaseLoginView extends GetWidget<LoginController> {
             ..hintText(AppLocalizations.of(context).password))
           .build()));
   }
+
+  Widget buildLoadingCircularProgress() {
+    return const SizedBox(
+        key: Key('login_loading_icon'),
+        width: 40,
+        height: 40,
+        child: CircularProgressIndicator(color: AppColor.primaryColor));
+  }
 }

lib/features/login/presentation/login_view.dart

@@ -85,19 +85,19 @@ class LoginView extends BaseLoginView {
                   return Obx(() => loginController.loginState.value.viewState.fold(
                     (failure) => _buildNextButtonInContext(context),
                     (success) => success is LoginLoadingAction
-                      ? _buildLoadingCircularProgress()
+                      ? buildLoadingCircularProgress()
                       : _buildNextButtonInContext(context)));
                 case LoginFormType.credentialForm:
                   return Obx(() => loginController.loginState.value.viewState.fold(
                     (failure) => _buildLoginButtonInContext(context),
                     (success) => success is LoginLoadingAction
-                      ? _buildLoadingCircularProgress()
+                      ? buildLoadingCircularProgress()
                       : _buildLoginButtonInContext(context)));
                 case LoginFormType.ssoForm:
                   return Obx(() => loginController.loginState.value.viewState.fold(
                     (failure) => _buildLoginButtonInContext(context),
                     (success) => success is LoginLoadingAction
-                      ? _buildLoadingCircularProgress()
+                      ? buildLoadingCircularProgress()
                       : _buildLoginButtonInContext(context)));
                 default:
                   return const SizedBox.shrink();
@@ -190,14 +190,6 @@ class LoginView extends BaseLoginView {
       : _buildExpandedButton(context, buildLoginButton(context));
   }
   
-  Widget _buildLoadingCircularProgress() {
-    return const SizedBox(
-      key: Key('login_loading_icon'),
-      width: 40,
-      height: 40,
-      child: CircularProgressIndicator(color: AppColor.primaryColor));
-  }
-  
   bool _supportScrollForm(BuildContext context) {
     return !(responsiveUtils.isMobile(context) && responsiveUtils.isPortrait(context));
   }

lib/features/login/presentation/login_view_web.dart

@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:get/get_state_manager/src/rx_flutter/rx_obx_widget.dart';
 import 'package:tmail_ui_user/features/login/presentation/base_login_view.dart';
+import 'package:tmail_ui_user/features/login/presentation/state/login_state.dart';
 import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
 
 class LoginView extends BaseLoginView {
@@ -47,7 +48,11 @@ class LoginView extends BaseLoginView {
               Obx(() => buildLoginMessage(context, loginController.loginState.value)),
               buildInputCredentialForm(context),
               buildLoginButton(context),
-              buildSSOButton(context),
+              Obx(() => loginController.loginState.value.viewState.fold(
+                  (failure) => _buildSSOButton(context),
+                  (success) => success is LoginLoadingAction
+                      ? buildLoadingCircularProgress()
+                      : _buildSSOButton(context))),
             ],
           )
         ),
@@ -163,7 +168,11 @@ class LoginView extends BaseLoginView {
                         Obx(() => buildLoginMessage(context, loginController.loginState.value)),
                         buildInputCredentialForm(context),
                         buildLoginButton(context),
-                        buildSSOButton(context),
+                        Obx(() => loginController.loginState.value.viewState.fold(
+                            (failure) => _buildSSOButton(context),
+                            (success) => success is LoginLoadingAction
+                                ? buildLoadingCircularProgress()
+                                : _buildSSOButton(context))),
                       ],
                     )
                   )
@@ -201,7 +210,7 @@ class LoginView extends BaseLoginView {
     );
   }
 
-  Widget buildSSOButton(BuildContext context) {
+  Widget _buildSSOButton(BuildContext context) {
     return Container(
         margin:  const EdgeInsets.only(bottom: 16, left: 24, right: 24),
         width: responsiveUtils.getDeviceWidth(context),height: 48,