Fix endless loading in TimetableSearchPage

lib/features/timetable_search_page/managers/timetable_search_page_manager.dart

@@ -14,8 +14,6 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import 'package:cube_system/features/timetable_search_page/state_holders/timetable_search_page_event.dart';
 
-import 'package:cube_system/features/timetable_search_page/state_holders/timetable_search_page_querry_in_progress.dart';
-
 import 'package:cube_system/features/timetable_search_page/state_holders/timetable_search_page_timer.dart';
 
 final timetableSearchPageManager = Provider<TimetableSearchPageManager>((ref) {
@@ -26,7 +24,6 @@ final timetableSearchPageManager = Provider<TimetableSearchPageManager>((ref) {
     searchContoller: ref.watch(timetableSearchPageSearchController.notifier),
     searchFocus: ref.watch(timetableSearchPageSearchFocus.notifier),
     event: ref.watch(timetableSearchPageEventType.notifier),
-    querryInProgress: ref.watch(timetableSearchPageQuerryInProgress.notifier),
     timer: ref.watch(timetableSearchPageTimer.notifier),
   );
 });
@@ -39,7 +36,6 @@ class TimetableSearchPageManager {
   final StateController<TextEditingController> searchContoller;
   final StateController<FocusNode> searchFocus;
   final StateController<TimetableSearchEventType> event;
-  final TimetableSearchPageQuerryInProgressNotifier querryInProgress;
   final StateController<Timer> timer;
 
   TimetableSearchPageManager({
@@ -49,7 +45,6 @@ class TimetableSearchPageManager {
     required this.searchContoller,
     required this.searchFocus,
     required this.event,
-    required this.querryInProgress,
     required this.timer,
   });
 
@@ -98,12 +93,10 @@ class TimetableSearchPageManager {
 
   Future<void> _search(String querry) async {
     await Future(() {});
-    event.state = TimetableSearchEventType.loading;
 
-    querryInProgress.add();
+    event.state = TimetableSearchEventType.loading;
 
     if (querry.strip().isEmpty) {
-      querryInProgress.sub();
       event.state = TimetableSearchEventType.welcome;
       return;
     }
@@ -112,14 +105,15 @@ class TimetableSearchPageManager {
 
     try {
       response = await api.apiLessonsAutocompleteGet(q: querry);
-      querryInProgress.sub();
     } catch (e) {
-      querryInProgress.sub();
       event.state = TimetableSearchEventType.error;
       return;
     }
 
-    if (querryInProgress.state >= 1) return;
+    // If the text is different, then another request is coming soon
+    if (searchContoller.state.text != querry) {
+      return;
+    }
 
     final res = response.body!;
 

lib/features/timetable_search_page/state_holders/timetable_search_page_querry_in_progress.dart

@@ -1,20 +1 @@
-import 'package:flutter_riverpod/flutter_riverpod.dart';
 
-final timetableSearchPageQuerryInProgress =
-    StateNotifierProvider<TimetableSearchPageQuerryInProgressNotifier, int>(
-        (ref) {
-  return TimetableSearchPageQuerryInProgressNotifier(
-    0,
-  );
-});
-
-class TimetableSearchPageQuerryInProgressNotifier extends StateNotifier<int> {
-  TimetableSearchPageQuerryInProgressNotifier(super.state);
-
-  @override
-  get state => super.state;
-
-  void add() => state = state + 1;
-
-  void sub() => state = state - 1;
-}