TF-3025 Avoid search results being reloaded when performing certain actions read/star/...

lib/features/thread/domain/state/search_email_state.dart

@@ -4,6 +4,8 @@ import 'package:model/email/presentation_email.dart';
 
 class SearchingState extends LoadingState {}
 
+class RefreshingSearchState extends LoadingState {}
+
 class SearchEmailSuccess extends UIState {
   final List<PresentationEmail> emailList;
 

lib/features/thread/domain/usecases/search_email_interactor.dart

@@ -26,10 +26,15 @@ class SearchEmailInteractor {
       Set<Comparator>? sort,
       Filter? filter,
       Properties? properties,
+      bool isRefreshChange = false,
     }
   ) async* {
     try {
-      yield Right(SearchingState());
+      if (isRefreshChange) {
+        yield Right(RefreshingSearchState());
+      } else {
+        yield Right(SearchingState());
+      }
 
       final emailList = await threadRepository.searchEmails(
         session,

lib/features/thread/presentation/thread_controller.dart

@@ -578,7 +578,7 @@ class ThreadController extends BaseController with EmailActionController {
   void _refreshEmailChanges({jmap.State? currentEmailState}) {
     log('ThreadController::_refreshEmailChanges(): currentEmailState: $currentEmailState');
     if (searchController.isSearchEmailRunning) {
-      _searchEmail(limit: limitEmailFetched);
+      _searchEmail(limit: limitEmailFetched, isRefreshChange: true);
     } else {
       final newEmailState = currentEmailState ?? _currentEmailState;
       log('ThreadController::_refreshEmailChanges(): newEmailState: $newEmailState');
@@ -802,12 +802,14 @@ class ThreadController extends BaseController with EmailActionController {
     searchController.clearTextSearch();
   }
 
-  void _searchEmail({UnsignedInt? limit}) {
+  void _searchEmail({UnsignedInt? limit, bool isRefreshChange = false}) {
     if (_session != null && _accountId != null) {
-      if (listEmailController.hasClients) {
+      if (!isRefreshChange && listEmailController.hasClients) {
         listEmailController.jumpTo(0);
       }
-      mailboxDashBoardController.emailsInCurrentMailbox.clear();
+      if (!isRefreshChange) {
+        mailboxDashBoardController.emailsInCurrentMailbox.clear();
+      }
       canSearchMore = false;
 
       searchController.updateFilterEmail(
@@ -826,6 +828,7 @@ class ThreadController extends BaseController with EmailActionController {
           moreFilterCondition: _getFilterCondition()
         ),
         properties: EmailUtils.getPropertiesForEmailGetMethod(_session!, _accountId!),
+        isRefreshChange: isRefreshChange
       ));
     } else {
       consumeState(Stream.value(Left(SearchEmailFailure(NotFoundSessionException()))));