refactor

lib/services/background_service.dart

@@ -20,9 +20,9 @@ class BackgroundService {
     if (_isInitialized) return;
 
     final service = FlutterBackgroundService();
-    
+
     final flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
-    
+
     if (Platform.isAndroid) {
       const AndroidNotificationChannel channel = AndroidNotificationChannel(
         _notificationChannelId,
@@ -34,10 +34,12 @@ class BackgroundService {
         playSound: false,
       );
 
-      await flutterLocalNotificationsPlugin.resolvePlatformSpecificImplementation<
-          AndroidFlutterLocalNotificationsPlugin>()?.createNotificationChannel(channel);
+      await flutterLocalNotificationsPlugin
+          .resolvePlatformSpecificImplementation<
+              AndroidFlutterLocalNotificationsPlugin>()
+          ?.createNotificationChannel(channel);
     }
-    
+
     await service.configure(
       androidConfiguration: AndroidConfiguration(
         onStart: _onStart,
@@ -81,8 +83,9 @@ class BackgroundService {
     if (service is AndroidServiceInstance) {
       await Future.delayed(const Duration(seconds: 1));
       if (await service.isForegroundService()) {
-        final flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
-        
+        final flutterLocalNotificationsPlugin =
+            FlutterLocalNotificationsPlugin();
+
         try {
           const AndroidNotificationChannel channel = AndroidNotificationChannel(
             _notificationChannelId,
@@ -94,8 +97,10 @@ class BackgroundService {
             playSound: false,
           );
 
-          await flutterLocalNotificationsPlugin.resolvePlatformSpecificImplementation<
-              AndroidFlutterLocalNotificationsPlugin>()?.createNotificationChannel(channel);
+          await flutterLocalNotificationsPlugin
+              .resolvePlatformSpecificImplementation<
+                  AndroidFlutterLocalNotificationsPlugin>()
+              ?.createNotificationChannel(channel);
 
           await flutterLocalNotificationsPlugin.show(
             _notificationId,
@@ -122,10 +127,7 @@ class BackgroundService {
               ),
             ),
           );
-          print('前台服务通知显示成功');
-        } catch (e) {
-          print('前台服务通知显示失败: $e');
-        }
+        } catch (e) {}
       }
     }
 
@@ -136,8 +138,9 @@ class BackgroundService {
             final bleService = BLEService();
             final isConnected = bleService.isConnected;
             final deviceStatus = bleService.deviceStatus;
-            
-            final flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
+
+            final flutterLocalNotificationsPlugin =
+                FlutterLocalNotificationsPlugin();
             await flutterLocalNotificationsPlugin.show(
               _notificationId,
               'LBJ Console',
@@ -163,9 +166,7 @@ class BackgroundService {
                 ),
               ),
             );
-          } catch (e) {
-            print('前台服务通知更新失败: $e');
-          }
+          } catch (e) {}
         }
       }
     });
@@ -179,7 +180,7 @@ class BackgroundService {
   static Future<void> startService() async {
     await initialize();
     final service = FlutterBackgroundService();
-    
+
     if (Platform.isAndroid) {
       final isRunning = await service.isRunning();
       if (!isRunning) {
@@ -208,4 +209,4 @@ class BackgroundService {
       service.invoke('setAsBackground');
     }
   }
-}
+}

lib/services/ble_service.dart

@@ -330,9 +330,7 @@ class BLEService {
         _dataController.add(trainRecord);
         DatabaseService.instance.insertRecord(trainRecord);
       }
-    } catch (e) {
-      print("$TAG: JSON Decode Error: $e, Data: $jsonData");
-    }
+    } catch (e) {}
   }
 
   void _updateConnectionState(bool connected, String status) {

lib/services/location_service.dart

@@ -12,7 +12,8 @@ class LocationService {
   LatLng? _currentLocation;
   Timer? _locationTimer;
   bool _isLocationPermissionGranted = false;
-  final StreamController<LatLng?> _locationStreamController = StreamController<LatLng?>.broadcast();
+  final StreamController<LatLng?> _locationStreamController =
+      StreamController<LatLng?>.broadcast();
 
   Stream<LatLng?> get locationStream => _locationStreamController.stream;
   LatLng? get currentLocation => _currentLocation;
@@ -30,7 +31,6 @@ class LocationService {
     try {
       bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
       if (!serviceEnabled) {
-        print('定位服务未开启');
         return;
       }
 
@@ -40,14 +40,11 @@ class LocationService {
       }
 
       if (permission == LocationPermission.deniedForever) {
-        print('定位权限被拒绝，请在设置中开启');
         return;
       }
 
       _isLocationPermissionGranted = true;
-    } catch (e) {
-      print('请求定位权限失败: $e');
-    }
+    } catch (e) {}
   }
 
   Future<void> _getCurrentLocation() async {
@@ -56,14 +53,12 @@ class LocationService {
     try {
       Position position = await Geolocator.getCurrentPosition(
         desiredAccuracy: LocationAccuracy.high,
-        forceAndroidLocationManager: true,  // 强制使用Android LocationManager
+        forceAndroidLocationManager: true,
       );
 
       _currentLocation = LatLng(position.latitude, position.longitude);
       _locationStreamController.add(_currentLocation);
-    } catch (e) {
-      print('获取当前位置失败: $e');
-    }
+    } catch (e) {}
   }
 
   void _startLocationUpdates() {
@@ -86,4 +81,4 @@ class LocationService {
     _locationTimer?.cancel();
     _locationStreamController.close();
   }
-}
+}

lib/services/map_state_service.dart

@@ -9,7 +9,7 @@ class MapStateService {
   MapStateService._internal();
 
   static const String _tableName = 'record_map_states';
-  
+
   final Map<String, MapState> _memoryCache = {};
 
   Future<void> _ensureTableExists() async {
@@ -34,10 +34,10 @@ class MapStateService {
   Future<void> saveMapState(String key, MapState state) async {
     try {
       _memoryCache[key] = state;
-      
+
       final db = await DatabaseService.instance.database;
       await _ensureTableExists();
-      
+
       await db.insert(
         _tableName,
         {
@@ -47,9 +47,7 @@ class MapStateService {
         },
         conflictAlgorithm: ConflictAlgorithm.replace,
       );
-    } catch (e) {
-      print('保存地图状态失败: $e');
-    }
+    } catch (e) {}
   }
 
   Future<MapState?> getMapState(String key) async {
@@ -60,7 +58,7 @@ class MapStateService {
     try {
       final db = await DatabaseService.instance.database;
       await _ensureTableExists();
-      
+
       final result = await db.query(
         _tableName,
         where: 'key = ?',
@@ -74,16 +72,14 @@ class MapStateService {
         _memoryCache[key] = state;
         return state;
       }
-    } catch (e) {
-      print('读取地图状态失败: $e');
-    }
-    
+    } catch (e) {}
+
     return null;
   }
 
   Future<void> deleteMapState(String key) async {
     _memoryCache.remove(key);
-    
+
     try {
       final db = await DatabaseService.instance.database;
       await db.delete(
@@ -91,23 +87,19 @@ class MapStateService {
         where: 'key = ?',
         whereArgs: [key],
       );
-    } catch (e) {
-      print('删除地图状态失败: $e');
-    }
+    } catch (e) {}
   }
 
   Future<void> clearAllMapStates() async {
     _memoryCache.clear();
-    
+
     try {
       final db = await DatabaseService.instance.database;
       await db.delete(_tableName);
-    } catch (e) {
-      print('清空地图状态失败: $e');
-    }
+    } catch (e) {}
   }
 
   void clearMemoryCache() {
     _memoryCache.clear();
   }
-}
+}

lib/services/notification_service.dart

@@ -90,20 +90,32 @@ class NotificationService {
   String _buildNotificationContent(TrainRecord record) {
     final buffer = StringBuffer();
 
-    buffer.writeln('车次: ${record.fullTrainNumber}');
-    buffer.writeln('线路: ${record.route}');
-    buffer.writeln('方向: ${record.directionText}');
+    buffer.write(record.fullTrainNumber);
+    if (_isValidValue(record.route)) {
+      buffer.write(' ${record.route}');
+    }
+    if (_isValidValue(record.directionText)) {
+      buffer.write(' ${record.directionText}');
+    }
+    if (_isValidValue(record.positionInfo)) {
+      buffer.write(' ${record.positionInfo}');
+    }
+    buffer.writeln();
+    if (_isValidValue(record.locoType) && _isValidValue(record.loco)) {
+      final shortLoco = record.loco.length > 5
+          ? record.loco.substring(record.loco.length - 5)
+          : record.loco;
+      buffer.write('${record.locoType}-$shortLoco');
+    } else if (_isValidValue(record.locoType)) {
+      buffer.write(record.locoType);
+    } else if (_isValidValue(record.loco)) {
+      buffer.write(record.loco);
+    }
 
     if (_isValidValue(record.speed)) {
-      buffer.writeln('速度: ${record.speed} km/h');
+      buffer.write(' ${record.speed}km/h');
     }
 
-    if (_isValidValue(record.positionInfo)) {
-      buffer.writeln('位置: ${record.positionInfo}');
-    }
-
-    buffer.writeln('时间: ${record.formattedTime}');
-
     return buffer.toString().trim();
   }