class AppConstants {
  // 颜色常量
  static const Color primaryColor = Color(0xFF2196F3);
  static const Color secondaryColor = Color(0xFF03A9F4);
  static const Color accentColor = Color(0xFF00BCD4);
  static const Color backgroundColor = Color(0xFFF5F5F5);
  static const Color surfaceColor = Color(0xFFFFFFFF);
  static const Color errorColor = Color(0xFFf44336);
  static const Color successColor = Color(0xFF4CAF50);
  static const Color warningColor = Color(0xFFFF9800);
  
  // 导航标签
  static const List<String> bottomNavTabs = ['供水', '巡检', '营收'];
  
  // API 端点
  static const String baseUrl = 'http://your-api-domain.com/api';
  static const String loginEndpoint = '/auth/login';
  static const String logoutEndpoint = '/auth/logout';
  static const String waterDataEndpoint = '/water/data';
  static const String inspectionTasksEndpoint = '/inspection/tasks';
  static const String revenueBillsEndpoint = '/revenue/bills';
  
  // 存储键
  static const String tokenKey = 'auth_token';
  static const String userInfoKey = 'user_info';
  static const String lastSyncKey = 'last_sync_time';
  
  // 分页设置
  static const int defaultPageSize = 20;
  static const int maxPageSize = 100;
  
  // 地图设置
  static const double defaultZoom = 15.0;
  static const String mapStyle = '''
    [
      {
        "featureType": "water",
        "elementType": "geometry",
        "stylers": {
          "color": "#e9e9e9"
        }
      }
    ]
  ''';
}