maxCameras->maxNodes, default from dev_config

lib/app_state.dart

@@ -142,7 +142,7 @@ class AppState extends ChangeNotifier {
   // Settings state
   bool get offlineMode => _settingsState.offlineMode;
   bool get pauseQueueProcessing => _settingsState.pauseQueueProcessing;
-  int get maxCameras => _settingsState.maxCameras;
+  int get maxNodes => _settingsState.maxNodes;
   UploadMode get uploadMode => _settingsState.uploadMode;
   FollowMeMode get followMeMode => _settingsState.followMeMode;
 
@@ -567,8 +567,8 @@ class AppState extends ChangeNotifier {
     }
   }
 
-  set maxCameras(int n) {
-    _settingsState.maxCameras = n;
+  set maxNodes(int n) {
+    _settingsState.maxNodes = n;
   }
 
   Future<void> setUploadMode(UploadMode mode) async {

lib/dev_config.dart

@@ -127,6 +127,9 @@ const double kNodeProximityWarningDistance = 15.0; // meters - distance threshol
 // Navigation route planning configuration
 const double kNavigationMinRouteDistance = 100.0; // meters - minimum distance between start and end points
 
+// Node display configuration
+const int kDefaultMaxNodes = 500; // Default maximum number of nodes to render on the map at once
+
 // Map interaction configuration
 const double kNodeDoubleTapZoomDelta = 1.0; // How much to zoom in when double-tapping nodes (was 1.0)
 const double kScrollWheelVelocity = 0.01; // Mouse scroll wheel zoom speed (default 0.005)

lib/screens/settings/sections/max_nodes_section.dart

@@ -16,7 +16,7 @@ class _MaxNodesSectionState extends State<MaxNodesSection> {
   @override
   void initState() {
     super.initState();
-    final maxNodes = context.read<AppState>().maxCameras;
+    final maxNodes = context.read<AppState>().maxNodes;
     _controller = TextEditingController(text: maxNodes.toString());
   }
 
@@ -33,7 +33,7 @@ class _MaxNodesSectionState extends State<MaxNodesSection> {
       builder: (context, child) {
         final locService = LocalizationService.instance;
         final appState = context.watch<AppState>();
-        final current = appState.maxCameras;
+        final current = appState.maxNodes;
         final showWarning = current > 1000;
         
         return Column(
@@ -79,8 +79,8 @@ class _MaxNodesSectionState extends State<MaxNodesSection> {
                   ),
                   onFieldSubmitted: (value) {
                     final n = int.tryParse(value) ?? 10;
-                    appState.maxCameras = n;
-                    _controller.text = appState.maxCameras.toString();
+                    appState.maxNodes = n;
+                    _controller.text = appState.maxNodes.toString();
                   },
                 ),
               ),

lib/services/map_data_provider.dart

@@ -96,7 +96,7 @@ class MapDataProvider {
       final localNodes = await fetchLocalNodes(
         bounds: bounds,
         profiles: profiles,
-        maxNodes: AppState.instance.maxCameras,
+        maxNodes: AppState.instance.maxNodes,
       );
       
       // Check if we need to trigger a new pre-fetch (spatial or temporal)
@@ -123,7 +123,7 @@ class MapDataProvider {
   }
 
   /// Bulk/paged node fetch for offline downloads (handling paging, dedup, and Overpass retries)
-  /// Only use for offline area download, not for map browsing! Ignores maxCameras config.
+  /// Only use for offline area download, not for map browsing! Ignores maxNodes config.
   Future<List<OsmNode>> getAllNodesForDownload({
     required LatLngBounds bounds,
     required List<NodeProfile> profiles,

lib/state/settings_state.dart

@@ -18,7 +18,7 @@ enum FollowMeMode {
 
 class SettingsState extends ChangeNotifier {
   static const String _offlineModePrefsKey = 'offline_mode';
-  static const String _maxCamerasPrefsKey = 'max_cameras';
+  static const String _maxNodesPrefsKey = 'max_nodes';
   static const String _uploadModePrefsKey = 'upload_mode';
   static const String _tileProvidersPrefsKey = 'tile_providers';
   static const String _selectedTileTypePrefsKey = 'selected_tile_type';
@@ -32,7 +32,7 @@ class SettingsState extends ChangeNotifier {
 
   bool _offlineMode = false;
   bool _pauseQueueProcessing = false;
-  int _maxCameras = 250;
+  int _maxNodes = kDefaultMaxNodes;
   UploadMode _uploadMode = kEnableDevelopmentModes ? UploadMode.simulate : UploadMode.production;
   FollowMeMode _followMeMode = FollowMeMode.follow;
   bool _proximityAlertsEnabled = false;
@@ -45,7 +45,7 @@ class SettingsState extends ChangeNotifier {
   // Getters
   bool get offlineMode => _offlineMode;
   bool get pauseQueueProcessing => _pauseQueueProcessing;
-  int get maxCameras => _maxCameras;
+  int get maxNodes => _maxNodes;
   UploadMode get uploadMode => _uploadMode;
   FollowMeMode get followMeMode => _followMeMode;
   bool get proximityAlertsEnabled => _proximityAlertsEnabled;
@@ -98,10 +98,8 @@ class SettingsState extends ChangeNotifier {
     // Load queue processing setting
     _pauseQueueProcessing = prefs.getBool(_pauseQueueProcessingPrefsKey) ?? false;
     
-    // Load max cameras
-    if (prefs.containsKey(_maxCamerasPrefsKey)) {
-      _maxCameras = prefs.getInt(_maxCamerasPrefsKey) ?? 250;
-    }
+    // Load max nodes
+    _maxNodes = prefs.getInt(_maxNodesPrefsKey) ?? kDefaultMaxNodes;
     
     // Load proximity alerts settings
     _proximityAlertsEnabled = prefs.getBool(_proximityAlertsEnabledPrefsKey) ?? false;
@@ -225,11 +223,11 @@ class SettingsState extends ChangeNotifier {
     notifyListeners();
   }
 
-  set maxCameras(int n) {
+  set maxNodes(int n) {
     if (n < 10) n = 10; // minimum
-    _maxCameras = n;
+    _maxNodes = n;
     SharedPreferences.getInstance().then((prefs) {
-      prefs.setInt(_maxCamerasPrefsKey, n);
+      prefs.setInt(_maxNodesPrefsKey, n);
     });
     notifyListeners();
   }

lib/widgets/map_view.dart

@@ -428,7 +428,7 @@ class MapViewState extends State<MapView> {
       }).toList();
       
       // Apply rendering limit to prevent UI lag
-      final maxNodes = appState.maxCameras;
+      final maxNodes = appState.maxNodes;
       if (validNodes.length > maxNodes) {
         nodesToRender = validNodes.take(maxNodes).toList();
         isLimitActive = true;
@@ -480,7 +480,7 @@ class MapViewState extends State<MapView> {
           );
           
           // Apply same node count limit as surveillance nodes
-          final maxNodes = appState.maxCameras;
+          final maxNodes = appState.maxNodes;
           final limitedSuspectedLocations = suspectedLocations.take(maxNodes).toList();
           
           // Filter out suspected locations that are too close to real nodes