linagora · hoangdat · Mar 26, 2026 · Mar 25, 2026
diff --git a/labels/lib/extensions/label_extension.dart b/labels/lib/extensions/label_extension.dart
@@ -29,19 +29,23 @@ extension LabelExtension on Label {
     }
   }
 
+  bool get isReadOnly => readOnly == true;
+
   Label copyWith({
     Id? id,
     KeyWordIdentifier? keyword,
     String? displayName,
     HexColor? color,
     String? description,
+    bool? readOnly,
   }) {
     return Label(
       id: id ?? this.id,
       displayName: displayName ?? this.displayName,
       keyword: keyword ?? this.keyword,
       color: color ?? this.color,
       description: description ?? this.description,
+      readOnly: readOnly ?? this.readOnly,
     );
   }
 

diff --git a/labels/lib/labels.dart b/labels/lib/labels.dart
@@ -1,5 +1,6 @@
 export 'package:labels/model/label.dart';
 export 'package:labels/model/hex_color.dart';
+export 'package:labels/model/labels_capability.dart';
 
 export 'package:labels/utils/labels_constants.dart';
 

diff --git a/labels/lib/model/label.dart b/labels/lib/model/label.dart
@@ -24,13 +24,15 @@ class Label with EquatableMixin {
   final String? displayName;
   final HexColor? color;
   final String? description;
+  final bool? readOnly;
 
   Label({
     this.id,
     this.keyword,
     this.displayName,
     this.color,
     this.description,
+    this.readOnly,
   });
 
   factory Label.fromJson(Map<String, dynamic> json) => _$LabelFromJson(json);
@@ -44,5 +46,6 @@ class Label with EquatableMixin {
         displayName,
         color,
         description,
+        readOnly,
       ];
 }
diff --git a/labels/lib/model/labels_capability.dart b/labels/lib/model/labels_capability.dart
@@ -0,0 +1,23 @@
+import 'package:jmap_dart_client/jmap/core/capability/capability_properties.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'labels_capability.g.dart';
+
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
+class LabelsCapability extends CapabilityProperties {
+  final int? version;
+
+  LabelsCapability({this.version});
+
+  factory LabelsCapability.fromJson(Map<String, dynamic> json) =>
+      _$LabelsCapabilityFromJson(json);
+
+  Map<String, dynamic> toJson() => _$LabelsCapabilityToJson(this);
+
+  static LabelsCapability deserialize(Map<String, dynamic> json) {
+    return LabelsCapability.fromJson(json);
+  }
+
+  @override
+  List<Object?> get props => [version];
+}
diff --git a/lib/features/home/domain/converter/capability_properties_converter.dart b/lib/features/home/domain/converter/capability_properties_converter.dart
@@ -10,6 +10,7 @@ import 'package:jmap_dart_client/jmap/core/capability/submission_capability.dart
 import 'package:jmap_dart_client/jmap/core/capability/vacation_capability.dart';
 import 'package:jmap_dart_client/jmap/core/capability/web_socket_ticket_capability.dart';
 import 'package:jmap_dart_client/jmap/core/capability/websocket_capability.dart';
+import 'package:labels/model/labels_capability.dart';
 import 'package:model/saas/saas_account_capability.dart';
 import 'package:model/support/contact_support_capability.dart';
 import 'package:scribe/scribe/ai/presentation/model/ai_capability.dart';
@@ -41,6 +42,8 @@ class CapabilityPropertiesConverter {
       return properties.toJson();
     } else if (properties is AICapability) {
       return properties.toJson();
+    } else if (properties is LabelsCapability) {
+      return properties.toJson();
     } else if (properties is DefaultCapability) {
       return properties.properties;
     } else if (properties is EmptyCapability) {

diff --git a/lib/features/home/domain/extensions/session_extensions.dart b/lib/features/home/domain/extensions/session_extensions.dart
@@ -12,6 +12,8 @@ import 'package:jmap_dart_client/jmap/core/capability/capability_identifier.dart
 import 'package:jmap_dart_client/jmap/core/capability/capability_properties.dart';
 import 'package:jmap_dart_client/jmap/core/session/session.dart';
 import 'package:jmap_dart_client/jmap/core/unsigned_int.dart';
+import 'package:labels/model/labels_capability.dart';
+import 'package:labels/utils/labels_constants.dart';
 import 'package:model/download_all/download_all_capability.dart';
 import 'package:model/mailbox/mailbox_constants.dart';
 import 'package:model/model.dart';
@@ -36,6 +38,7 @@ extension SessionExtensions on Session {
     capabilityServerSettings: SettingsCapability.deserialize,
     linagoraSaaSCapability: SaaSAccountCapability.deserialize,
     AiScribeConstants.aiCapability: AICapability.fromJson,
+    LabelsConstants.labelsCapability: LabelsCapability.fromJson,
   };
 
   Map<String, dynamic> toJson() {
@@ -199,4 +202,22 @@ extension SessionExtensions on Session {
       return null;
     }
   }
+
+  LabelsCapability? getLabelsCapability(AccountId accountId) {
+    try {
+      if (!LabelsConstants.labelsCapability.isSupported(this, accountId)) {
+        return null;
+      }
+
+      final labelsCapability = getCapabilityProperties<LabelsCapability>(
+        accountId,
+        LabelsConstants.labelsCapability,
+      );
+      log('SessionExtensions::getLabelsCapability:labelsCapability = $labelsCapability');
+      return labelsCapability;
+    } catch (e) {
+      logWarning('SessionExtensions::getLabelsCapability():[Exception] $e');
+      return null;
+    }
+  }
 }
diff --git a/lib/features/labels/presentation/label_controller.dart b/lib/features/labels/presentation/label_controller.dart
@@ -7,19 +7,18 @@ import 'package:get/get.dart';
 import 'package:jmap_dart_client/jmap/account_id.dart';
 import 'package:jmap_dart_client/jmap/core/session/session.dart';
 import 'package:jmap_dart_client/jmap/core/state.dart';
-import 'package:labels/extensions/list_label_extension.dart';
-import 'package:labels/model/label.dart';
-import 'package:labels/utils/labels_constants.dart';
+import 'package:labels/labels.dart';
 import 'package:model/mailbox/expand_mode.dart';
 import 'package:tmail_ui_user/features/base/base_controller.dart';
 import 'package:tmail_ui_user/features/home/data/exceptions/session_exceptions.dart';
+import 'package:tmail_ui_user/features/home/domain/extensions/session_extensions.dart';
 import 'package:tmail_ui_user/features/labels/domain/state/create_new_label_state.dart';
-import 'package:tmail_ui_user/features/labels/domain/state/edit_label_state.dart';
 import 'package:tmail_ui_user/features/labels/domain/state/delete_a_label_state.dart';
+import 'package:tmail_ui_user/features/labels/domain/state/edit_label_state.dart';
 import 'package:tmail_ui_user/features/labels/domain/state/get_all_label_state.dart';
 import 'package:tmail_ui_user/features/labels/domain/usecases/create_new_label_interactor.dart';
-import 'package:tmail_ui_user/features/labels/domain/usecases/edit_label_interactor.dart';
 import 'package:tmail_ui_user/features/labels/domain/usecases/delete_a_label_interactor.dart';
+import 'package:tmail_ui_user/features/labels/domain/usecases/edit_label_interactor.dart';
 import 'package:tmail_ui_user/features/labels/domain/usecases/get_all_label_interactor.dart';
 import 'package:tmail_ui_user/features/labels/domain/usecases/get_label_changes_interactor.dart';
 import 'package:tmail_ui_user/features/labels/presentation/extensions/handle_label_action_type_extension.dart';
@@ -53,6 +52,7 @@ class LabelController extends BaseController with LabelContextMenuMixin {
   State? _currentLabelState;
   AccountId? _accountId;
   Session? _session;
+  LabelsCapability? _labelsCapability;
 
   @override
   void onInit() {
@@ -64,9 +64,17 @@ class LabelController extends BaseController with LabelContextMenuMixin {
     return LabelsConstants.labelsCapability.isSupported(session, accountId);
   }
 
+  LabelsCapability? get labelsCapability => _labelsCapability;
+
+  bool get shouldAskReadOnly {
+    final labelVersion = labelsCapability?.version;
+    return labelVersion != null && labelVersion >= 1;
+  }
+
   void checkLabelSettingState(Session session, AccountId accountId) {
     _session = session;
     _accountId = accountId;
+    _labelsCapability = _session?.getLabelsCapability(accountId);
     _getLabelSettingStateInteractor =
         getBinding<GetLabelSettingStateInteractor>();
     if (_getLabelSettingStateInteractor != null) {
@@ -245,6 +253,7 @@ class LabelController extends BaseController with LabelContextMenuMixin {
     _currentLabelState = null;
     _accountId = null;
     _session = null;
+    _labelsCapability = null;
     super.onClose();
   }
 }
diff --git a/lib/features/mailbox/presentation/base_mailbox_view.dart b/lib/features/mailbox/presentation/base_mailbox_view.dart
@@ -413,6 +413,7 @@ abstract class BaseMailboxView extends GetWidget<MailboxController>
       if (isLabelAvailable) {
         final labelListExpandMode = labelController.labelListExpandMode.value;
         final labels = labelController.labels;
+        final shouldAskReadOnly = labelController.shouldAskReadOnly;
 
         return AnimatedContainer(
           duration: const Duration(milliseconds: 400),
@@ -421,6 +422,7 @@ abstract class BaseMailboxView extends GetWidget<MailboxController>
                   labels: labels,
                   imagePaths: controller.imagePaths,
                   isDesktop: isDesktop,
+                  shouldAskReadOnly: shouldAskReadOnly,
                   labelIdSelected: labelIdSelected,
                   isMobileResponsive: isMobileResponsive,
                   onOpenLabelCallback: (label) => controller.openMailbox(

diff --git a/lib/features/mailbox/presentation/widgets/labels/label_list_item.dart b/lib/features/mailbox/presentation/widgets/labels/label_list_item.dart
@@ -16,6 +16,7 @@ class LabelListItem extends StatefulWidget {
   final ImagePaths imagePaths;
   final bool isDesktop;
   final bool isSelected;
+  final bool shouldAskReadOnly;
   final bool isMobileResponsive;
   final OnOpenLabelCallback onOpenLabelCallback;
   final OnOpenLabelContextMenuAction? onOpenContextMenu;
@@ -28,6 +29,7 @@ class LabelListItem extends StatefulWidget {
     required this.onOpenLabelCallback,
     this.isDesktop = false,
     this.isSelected = false,
+    this.shouldAskReadOnly = false,
     this.isMobileResponsive = false,
     this.onOpenContextMenu,
     this.onLongPressLabelItemAction,
@@ -75,7 +77,26 @@ class _LabelListItemState extends State<LabelListItem> {
         : MailboxItemWidgetStyles.mobileLabelIconSpace;
   }
 
-  bool get _isMenuButtonVisible => _isContextMenuVisible || _isItemHovered;
+  bool get _isMenuButtonVisible {
+    final isActive = _isContextMenuVisible || _isItemHovered;
+
+    if (!widget.shouldAskReadOnly) {
+      return isActive;
+    }
+
+    return isActive && !widget.label.isReadOnly;
+  }
+
+  bool get _isOnLongPressActive {
+    final isTouchPlatform =
+        PlatformInfo.isWebTouchDevice || PlatformInfo.isMobile;
+
+    if (!widget.shouldAskReadOnly) {
+      return isTouchPlatform;
+    }
+
+    return isTouchPlatform && !widget.label.isReadOnly;
+  }
 
   @override
   Widget build(BuildContext context) {
@@ -85,7 +106,7 @@ class _LabelListItemState extends State<LabelListItem> {
         borderRadius: _borderRadius,
         onHover: _handleHoverChanged,
         onTap: () => widget.onOpenLabelCallback(widget.label),
-        onLongPress: PlatformInfo.isWebTouchDevice || PlatformInfo.isMobile
+        onLongPress: _isOnLongPressActive
           ? () => widget.onLongPressLabelItemAction?.call(widget.label)
           : null,
         child: Container(

diff --git a/lib/features/mailbox/presentation/widgets/labels/label_list_view.dart b/lib/features/mailbox/presentation/widgets/labels/label_list_view.dart
@@ -9,6 +9,7 @@ class LabelListView extends StatelessWidget {
   final List<Label> labels;
   final ImagePaths imagePaths;
   final bool isDesktop;
+  final bool shouldAskReadOnly;
   final Id? labelIdSelected;
   final OnOpenLabelCallback onOpenLabelCallback;
   final bool isMobileResponsive;
@@ -21,6 +22,7 @@ class LabelListView extends StatelessWidget {
     required this.imagePaths,
     required this.onOpenLabelCallback,
     this.isDesktop = false,
+    this.shouldAskReadOnly = false,
     this.labelIdSelected,
     this.isMobileResponsive = false,
     this.onOpenContextMenu,
@@ -42,6 +44,7 @@ class LabelListView extends StatelessWidget {
           imagePaths: imagePaths,
           isSelected: label.id == labelIdSelected,
           isDesktop: isDesktop,
+          shouldAskReadOnly: shouldAskReadOnly,
           onOpenLabelCallback: onOpenLabelCallback,
           isMobileResponsive: isMobileResponsive,
           onOpenContextMenu: onOpenContextMenu,