feat :

1 - search location and conditions
2 - parse list in isolate

packages/inspection/lib/presentation/pages/inspection_map/logic.dart

@@ -57,8 +57,9 @@ class InspectionMapLogic extends GetxController {
     allPoultryLocation.value = Resource<List<PoultryLocationModel>>.loading();
     await safeCall(
       call: () => inspectionRepository.getNearbyLocation(),
-      onSuccess: (result) {
+      onSuccess: (result) async{
         if (result != null) {
+
           allPoultryLocation.value = Resource<List<PoultryLocationModel>>.success(result);
           mapLogic.allLocations.value = Resource<List<PoultryLocationModel>>.success(result);
         } else {

packages/inspection/lib/presentation/pages/inspection_map/view.dart

@@ -20,7 +20,6 @@ class InspectionMapPage extends GetView<InspectionMapLogic> {
       filteringWidget: filterWidget(showIndex: 3.obs, filterIndex: 5.obs),
       widgets: [
         MapPage(),
-        ObxValue((p0) => Text(p0.toString()), controller.showIndex),
         ObxValue((data) {
           if (data.value) {
             WidgetsBinding.instance.addPostFrameCallback((_) {
@@ -66,7 +65,7 @@ class InspectionMapPage extends GetView<InspectionMapLogic> {
                                 controller.baseLogic.searchTextController.clear();
                                 controller.baseLogic.searchValue.value = null;
                                 controller.baseLogic.isSearchSelected.value = false;
-                                controller. mapLogic.hasFilterOrSearch.value = false;
+                                controller.mapLogic.hasFilterOrSearch.value = false;
                                 controller.searchedPoultryLocation.value = Resource.initial();
                               },
                               enableFeedback: true,
@@ -92,7 +91,6 @@ class InspectionMapPage extends GetView<InspectionMapLogic> {
               ),
               GestureDetector(
                 onTap: () {
-                  
                   Get.back();
                 },
                 child: Assets.vec.mapSvg.svg(

packages/inspection/lib/presentation/pages/inspection_map/widget/map/logic.dart

@@ -74,6 +74,8 @@ class MapLogic extends GetxController with GetTickerProviderStateMixin {
     super.onClose();
   }
 
+  double _deg2rad(double deg) => deg * (pi / 180);
+
   Future<void> determineCurrentPosition() async {
     isLoading.value = true;
     final position = await Geolocator.getCurrentPosition(
@@ -95,7 +97,8 @@ class MapLogic extends GetxController with GetTickerProviderStateMixin {
     isLoading.value = false;
   }
 
-  /*  void debouncedUpdateVisibleMarkers({required LatLng center, required double zoom}) {
+/*
+    void debouncedUpdateVisibleMarkers({required LatLng center, required double zoom}) {
     _debounceTimer?.cancel();
     _debounceTimer = Timer(const Duration(milliseconds: 300), () {
       final radius = getVisibleRadiusKm(
@@ -105,7 +108,7 @@ class MapLogic extends GetxController with GetTickerProviderStateMixin {
       );
 
       final filtered = filterNearbyMarkers(
-        allPoultryLocation.value.data ?? [],
+        all.value.data ?? [],
         center.latitude,
         center.longitude,
         radius,
@@ -114,7 +117,8 @@ class MapLogic extends GetxController with GetTickerProviderStateMixin {
       final uniqueFiltered = filtered.where((e) => !existingIds.contains(e.id)).toList();
       markers2.addAll(uniqueFiltered);
     });
-  }*/
+  }
+*/
 
   List<LatLng> filterNearbyMarkers(
     List<LatLng> allMarkers,
@@ -127,13 +131,27 @@ class MapLogic extends GetxController with GetTickerProviderStateMixin {
     return allMarkers.where((marker) => distance(center, marker) <= radiusInMeters).toList();
   }
 
-  double getVisibleRadiusKm({
-    required double zoom,
-    required double screenWidthPx,
-    required double latitude,
-  }) {
-    double metersPerPixel = 156543.03392 * cos(latitude * pi / 180) / pow(2, zoom);
-    double visibleWidthInMeters = metersPerPixel * screenWidthPx;
-    return (visibleWidthInMeters / 2); // radius in Meter
+  double getVisibleRadiusKm({required LatLng center, required LatLng corner}) {
+    const earthRadius = 6371; // Km
+
+    final dLat = _deg2rad(corner.latitude - center.latitude);
+    final dLng = _deg2rad(corner.longitude - center.longitude);
+
+    final a =
+        sin(dLat / 2) * sin(dLat / 2) +
+        cos(_deg2rad(center.latitude)) *
+            cos(_deg2rad(corner.latitude)) *
+            sin(dLng / 2) *
+            sin(dLng / 2);
+
+    final c = 2 * atan2(sqrt(a), sqrt(1 - a));
+    return earthRadius * c;
+  }
+
+  bool isInVisibleBounds(LatLng point, LatLngBounds bounds) {
+    return point.latitude <= bounds.north &&
+        point.latitude >= bounds.south &&
+        point.longitude >= bounds.west &&
+        point.longitude <= bounds.east;
   }
 }