add timed out status indicator

lib/services/network_status.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'dart:async';
 
 enum NetworkIssueType { osmTiles, overpassApi, both }
+enum NetworkStatusType { waiting, issues, timedOut, ready }
 
 class NetworkStatus extends ChangeNotifier {
   static final NetworkStatus instance = NetworkStatus._();
@@ -9,13 +10,25 @@ class NetworkStatus extends ChangeNotifier {
 
   bool _osmTilesHaveIssues = false;
   bool _overpassHasIssues = false;
+  bool _isWaitingForData = false;
+  bool _isTimedOut = false;
   Timer? _osmRecoveryTimer;
   Timer? _overpassRecoveryTimer;
+  Timer? _waitingTimer;
 
   // Getters
   bool get hasAnyIssues => _osmTilesHaveIssues || _overpassHasIssues;
   bool get osmTilesHaveIssues => _osmTilesHaveIssues;
   bool get overpassHasIssues => _overpassHasIssues;
+  bool get isWaitingForData => _isWaitingForData;
+  bool get isTimedOut => _isTimedOut;
+  
+  NetworkStatusType get currentStatus {
+    if (hasAnyIssues) return NetworkStatusType.issues;
+    if (_isWaitingForData) return NetworkStatusType.waiting;
+    if (_isTimedOut) return NetworkStatusType.timedOut;
+    return NetworkStatusType.ready;
+  }
 
   NetworkIssueType? get currentIssueType {
     if (_osmTilesHaveIssues && _overpassHasIssues) return NetworkIssueType.both;
@@ -78,10 +91,43 @@ class NetworkStatus extends ChangeNotifier {
     }
   }
 
+  /// Set waiting status (show when loading tiles/cameras)
+  void setWaiting() {
+    // Clear any previous timeout state when starting new wait
+    _isTimedOut = false;
+    
+    if (!_isWaitingForData) {
+      _isWaitingForData = true;
+      notifyListeners();
+      debugPrint('[NetworkStatus] Waiting for data...');
+    }
+    
+    // Set timeout to show "timed out" status after reasonable time
+    _waitingTimer?.cancel();
+    _waitingTimer = Timer(const Duration(seconds: 10), () {
+      _isWaitingForData = false;
+      _isTimedOut = true;
+      notifyListeners();
+      debugPrint('[NetworkStatus] Data request timed out');
+    });
+  }
+  
+  /// Clear waiting/timeout status when data arrives
+  void clearWaiting() {
+    if (_isWaitingForData || _isTimedOut) {
+      _isWaitingForData = false;
+      _isTimedOut = false;
+      _waitingTimer?.cancel();
+      notifyListeners();
+      debugPrint('[NetworkStatus] Waiting/timeout status cleared - data arrived');
+    }
+  }
+
   @override
   void dispose() {
     _osmRecoveryTimer?.cancel();
     _overpassRecoveryTimer?.cancel();
+    _waitingTimer?.cancel();
     super.dispose();
   }
 }

lib/services/simple_tile_service.dart

@@ -3,6 +3,7 @@ import 'package:flutter/foundation.dart';
 
 import '../app_state.dart';
 import 'map_data_provider.dart';
+import 'network_status.dart';
 
 /// Simple HTTP client that routes tile requests through the centralized MapDataProvider.
 /// This ensures all tile fetching (offline/online routing, retries, etc.) is in one place.
@@ -47,6 +48,9 @@ class SimpleTileHttpClient extends http.BaseClient {
       
       debugPrint('[SimpleTileService] Serving tile $z/$x/$y from offline storage');
       
+      // Clear waiting status - we got data
+      NetworkStatus.instance.clearWaiting();
+      
       // Serve offline tile with proper cache headers
       return http.StreamedResponse(
         Stream.value(localTileBytes),
@@ -76,7 +80,12 @@ class SimpleTileHttpClient extends http.BaseClient {
       // We're online - try OSM with proper error handling
       debugPrint('[SimpleTileService] Online mode - trying OSM for $z/$x/$y');
       try {
-        return await _inner.send(http.Request('GET', Uri.parse('https://tile.openstreetmap.org/$z/$x/$y.png')));
+        final response = await _inner.send(http.Request('GET', Uri.parse('https://tile.openstreetmap.org/$z/$x/$y.png')));
+        // Clear waiting status on successful network tile
+        if (response.statusCode == 200) {
+          NetworkStatus.instance.clearWaiting();
+        }
+        return response;
       } catch (networkError) {
         debugPrint('[SimpleTileService] OSM request failed for $z/$x/$y: $networkError');
         // Return 404 instead of throwing - let flutter_map handle gracefully

lib/widgets/camera_provider_with_cache.dart

@@ -5,6 +5,7 @@ import 'package:flutter_map/flutter_map.dart' show LatLngBounds;
 
 import '../services/map_data_provider.dart';
 import '../services/camera_cache.dart';
+import '../services/network_status.dart';
 import '../models/camera_profile.dart';
 import '../models/osm_camera_node.dart';
 import '../app_state.dart';
@@ -55,6 +56,8 @@ class CameraProviderWithCache extends ChangeNotifier {
         );
         if (fresh.isNotEmpty) {
           CameraCache.instance.addOrUpdate(fresh);
+          // Clear waiting status when camera data arrives
+          NetworkStatus.instance.clearWaiting();
           notifyListeners();
         }
       } catch (e) {

lib/widgets/map_view.dart

@@ -9,6 +9,7 @@ import 'package:http/http.dart' as http;
 import '../app_state.dart';
 import '../services/offline_area_service.dart';
 import '../services/simple_tile_service.dart';
+import '../services/network_status.dart';
 import '../models/osm_camera_node.dart';
 import '../models/camera_profile.dart';
 import 'debouncer.dart';
@@ -250,6 +251,9 @@ class MapViewState extends State<MapView> {
                 appState.updateSession(target: pos.center);
               }
               
+              // Show waiting indicator when map moves (user is expecting new content)
+              NetworkStatus.instance.setWaiting();
+              
               // Only clear tile queue on significant ZOOM changes (not panning)
               final currentZoom = pos.zoom;
               final zoomChanged = _lastZoom != null && (currentZoom - _lastZoom!).abs() > 0.5;

lib/widgets/network_status_indicator.dart

@@ -11,31 +11,46 @@ class NetworkStatusIndicator extends StatelessWidget {
       value: NetworkStatus.instance,
       child: Consumer<NetworkStatus>(
         builder: (context, networkStatus, child) {
-          if (!networkStatus.hasAnyIssues) {
-            return const SizedBox.shrink();
-          }
-
           String message;
           IconData icon;
           Color color;
 
-          switch (networkStatus.currentIssueType) {
-            case NetworkIssueType.osmTiles:
-              message = 'OSM tiles slow';
-              icon = Icons.map_outlined;
+          switch (networkStatus.currentStatus) {
+            case NetworkStatusType.waiting:
+              message = 'Loading...';
+              icon = Icons.hourglass_empty;
+              color = Colors.blue;
+              break;
+              
+            case NetworkStatusType.timedOut:
+              message = 'Timed out';
+              icon = Icons.hourglass_disabled;
               color = Colors.orange;
               break;
-            case NetworkIssueType.overpassApi:
-              message = 'Camera data slow';
-              icon = Icons.camera_alt_outlined;
-              color = Colors.orange;
+              
+            case NetworkStatusType.issues:
+              switch (networkStatus.currentIssueType) {
+                case NetworkIssueType.osmTiles:
+                  message = 'OSM tiles slow';
+                  icon = Icons.map_outlined;
+                  color = Colors.orange;
+                  break;
+                case NetworkIssueType.overpassApi:
+                  message = 'Camera data slow';
+                  icon = Icons.camera_alt_outlined;
+                  color = Colors.orange;
+                  break;
+                case NetworkIssueType.both:
+                  message = 'Network issues';
+                  icon = Icons.cloud_off_outlined;
+                  color = Colors.red;
+                  break;
+                default:
+                  return const SizedBox.shrink();
+              }
               break;
-            case NetworkIssueType.both:
-              message = 'Network issues';
-              icon = Icons.cloud_off_outlined;
-              color = Colors.red;
-              break;
-            default:
+              
+            case NetworkStatusType.ready:
               return const SizedBox.shrink();
           }