feat: autorefresh

lib/application/order/order_loader/order_loader_bloc.dart

@@ -12,6 +12,11 @@ part 'order_loader_bloc.freezed.dart';
 @injectable
 class OrderLoaderBloc extends Bloc<OrderLoaderEvent, OrderLoaderState> {
   final IOrderRepository _repository;
+
+  int _fetchRequestId = 0;
+  int _summaryRequestId = 0;
+  bool _isLoadingMore = false;
+
   OrderLoaderBloc(this._repository) : super(OrderLoaderState.initial()) {
     on<OrderLoaderEvent>(_onOrderLoaderEvent);
   }
@@ -34,19 +39,43 @@ class OrderLoaderBloc extends Bloc<OrderLoaderEvent, OrderLoaderState> {
         emit(state.copyWith(outletId: e.outletId));
       },
       fetched: (e) async {
-        var newState = state;
-
         if (e.isRefresh) {
-          newState = state.copyWith(isFetching: true);
-
-          emit(newState);
+          _fetchRequestId++;
+          emit(state.copyWith(isFetching: true));
+        } else if (state.isFetching || _isLoadingMore) {
+          return;
         }
 
-        newState = await _mapFetchedToState(state, isRefresh: e.isRefresh);
+        final requestId = _fetchRequestId;
+        _isLoadingMore = !e.isRefresh;
 
-        emit(newState);
+        try {
+          final result = await _mapFetchedToState(
+            state,
+            isRefresh: e.isRefresh,
+          );
+
+          // Filter berubah selama request berjalan, buang hasil lama
+          if (requestId != _fetchRequestId) return;
+
+          // Hanya ambil field list, supaya status/filter/summary terbaru
+          // tidak tertimpa snapshot lama
+          emit(
+            state.copyWith(
+              orders: result.orders,
+              failureOptionOrder: result.failureOptionOrder,
+              page: result.page,
+              hasReachedMax: result.hasReachedMax,
+              isFetching: false,
+            ),
+          );
+        } finally {
+          if (!e.isRefresh) _isLoadingMore = false;
+        }
       },
       summaryFetched: (e) async {
+        final requestId = ++_summaryRequestId;
+
         emit(state.copyWith(isFetchingSummary: true));
 
         final results = await Future.wait([
@@ -63,6 +92,8 @@ class OrderLoaderBloc extends Bloc<OrderLoaderEvent, OrderLoaderState> {
           ),
         ]);
 
+        if (requestId != _summaryRequestId) return;
+
         emit(
           state.copyWith(
             isFetchingSummary: false,