/// 应用资源文件路径常量
class AssetConstants {
  // 图标资源
  static const String appIcon = 'assets/icons/app_icon.png';
  static const String appLogo = 'assets/icons/app_logo.png';
  
  // 图片资源
  static const String emptyFolder = 'assets/images/empty_folder.png';
  static const String emptyGallery = 'assets/images/empty_gallery.png';
  static const String emptySearch = 'assets/images/empty_search.png';
  static const String errorState = 'assets/images/error_state.png';
  static const String loadingPlaceholder = 'assets/images/loading_placeholder.png';
  
  // 动画资源
  static const String loadingAnimation = 'assets/animations/loading.json';
  static const String successAnimation = 'assets/animations/success.json';
  static const String errorAnimation = 'assets/animations/error.json';
  
  // 字体资源（如果需要自定义字体）
  static const String primaryFont = 'NotoSans';
  static const String secondaryFont = 'Roboto';
}