/// 媒体服务异常类
class MediaException implements Exception {
  final String message;
  final String? code;
  final dynamic originalError;

  MediaException(this.message, {this.code, this.originalError});

  @override
  String toString() {
    if (code != null) {
      return 'MediaException[$code]: $message';
    }
    return 'MediaException: $message';
  }
}

/// 权限异常
class MediaPermissionException extends MediaException {
  MediaPermissionException(super.message, {super.code, super.originalError});
}

/// 文件操作异常
class MediaFileException extends MediaException {
  MediaFileException(super.message, {super.code, super.originalError});
}

/// 图片处理异常
class ImageProcessingException extends MediaException {
  ImageProcessingException(super.message, {super.code, super.originalError});
}

/// 相机异常（媒体服务模块）
class MediaCameraException extends MediaException {
  MediaCameraException(super.message, {super.code, super.originalError});
}