fix: Email content disappears after marking as star/unstar when thread is disabled

lib/features/email/presentation/controller/single_email_controller.dart

@@ -228,6 +228,9 @@ class SingleEmailController extends BaseController with AppLoaderMixin {
 
   GlobalObjectKey? get htmlViewKey => _threadDetailController?.expandedEmailHtmlViewKey;
 
+  bool get isThreadDetailEnabled =>
+      _threadDetailController?.isThreadDetailEnabled == true;
+
   SingleEmailController(
     this._getEmailContentInteractor,
     this._markAsEmailReadInteractor,
@@ -1343,32 +1346,28 @@ class SingleEmailController extends BaseController with AppLoaderMixin {
     }
   }
 
-  void markAsStarEmail(
-    PresentationEmail presentationEmail,
-    MarkStarAction markStarAction,
-  ) {
-    if (accountId != null && session != null) {
-      consumeState(_markAsStarEmailInteractor.execute(
-        session!,
-        accountId!,
-        presentationEmail.id!,
-        markStarAction,
-      ));
-    }
-  }
-
   void _markAsEmailStarSuccess(MarkAsStarEmailSuccess success) {
-    final newEmail = currentEmail?.updateKeywords({
+    final newKeywords = {
-      KeyWordIdentifier.emailFlagged: success.markStarAction == MarkStarAction.markStar,
+      KeyWordIdentifier.emailFlagged:
-    });
+        success.markStarAction == MarkStarAction.markStar,
+    };
 
+    final newEmail = currentEmail?.updateKeywords(newKeywords);
     final emailId = newEmail?.id;
     if (emailId == null) return;
-    _threadDetailController?.emailIdsPresentation[emailId] = newEmail;
+
+    if (PlatformInfo.isMobile && !isThreadDetailEnabled) {
+      mailboxDashBoardController.selectedEmail.value?.resyncKeywords(newKeywords);
+    } else {
+      _threadDetailController?.emailIdsPresentation[emailId] = newEmail;
+    }
+
     mailboxDashBoardController.updateEmailFlagByEmailIds(
       [emailId],
       markStarAction: success.markStarAction,
     );
+
+    toastManager.showMessageSuccess(success);
   }
 
   void handleEmailAction(BuildContext context, PresentationEmail presentationEmail, EmailActionType actionType) {

lib/l10n/intl_messages.arb

@@ -1,5 +1,5 @@
 {
-  "@@last_modified": "2025-10-14T15:18:48.964794",
+  "@@last_modified": "2025-10-17T09:52:08.303266",
   "initializing_data": "Initializing data...",
   "@initializing_data": {
     "type": "text",
@@ -4925,5 +4925,17 @@
     "placeholders": {
       "count": {}
     }
+  },
+  "mailHasBeenStarred": "Mail has been starred",
+  "@mailHasBeenStarred": {
+    "type": "text",
+    "placeholders_order": [],
+    "placeholders": {}
+  },
+  "mailHasBeenUnstarred": "Mail has been unstarred",
+  "@mailHasBeenUnstarred": {
+    "type": "text",
+    "placeholders_order": [],
+    "placeholders": {}
   }
 }

lib/main/localizations/app_localizations.dart

@@ -5198,4 +5198,18 @@ class AppLocalizations {
       args: [count],
     );
   }
+
+  String get mailHasBeenStarred {
+    return Intl.message(
+      'Mail has been starred',
+      name: 'mailHasBeenStarred',
+    );
+  }
+
+  String get mailHasBeenUnstarred {
+    return Intl.message(
+      'Mail has been unstarred',
+      name: 'mailHasBeenUnstarred',
+    );
+  }
 }

lib/main/utils/toast_manager.dart

@@ -12,11 +12,13 @@ import 'package:jmap_dart_client/jmap/core/error/method/error_method_response.da
 import 'package:jmap_dart_client/jmap/core/error/method/exception/error_method_response_exception.dart';
 import 'package:jmap_dart_client/jmap/core/error/set_error.dart';
 import 'package:model/email/email_action_type.dart';
+import 'package:model/email/mark_star_action.dart';
 import 'package:model/mailbox/presentation_mailbox.dart';
 import 'package:tmail_ui_user/features/composer/domain/exceptions/set_method_exception.dart';
 import 'package:tmail_ui_user/features/email/domain/exceptions/calendar_event_exceptions.dart';
 import 'package:tmail_ui_user/features/email/domain/model/move_action.dart';
 import 'package:tmail_ui_user/features/email/domain/state/calendar_event_reply_state.dart';
+import 'package:tmail_ui_user/features/email/domain/state/mark_as_email_star_state.dart';
 import 'package:tmail_ui_user/features/email/domain/state/parse_email_by_blob_id_state.dart';
 import 'package:tmail_ui_user/features/email/domain/state/preview_email_from_eml_file_state.dart';
 import 'package:tmail_ui_user/features/home/data/exceptions/session_exceptions.dart';
@@ -244,6 +246,10 @@ class ToastManager {
       } else {
         message = appLocalizations.you_are_changed_your_identity_successfully;
       }
+    } else if (success is MarkAsStarEmailSuccess) {
+      message = success.markStarAction == MarkStarAction.markStar
+          ? appLocalizations.mailHasBeenStarred
+          : appLocalizations.mailHasBeenUnstarred;
     }
     log('ToastManager::showMessageSuccess: Message: $message');
     if (message?.trim().isNotEmpty == true) {

model/lib/extensions/presentation_email_extension.dart

@@ -202,4 +202,9 @@ extension PresentationEmailExtension on PresentationEmail {
 
   MailboxId? get firstMailboxIdAvailable =>
       mailboxIds?.entries.firstWhereOrNull((element) => element.value)?.key;
+
+  void resyncKeywords(Map<KeyWordIdentifier, bool> newKeywords) {
+    keywords?.addAll(newKeywords);
+    keywords?.removeWhere((key, value) => !value);
+  }
 }