problem_check_system/lib/data/models/operation.dart

enum Operation {
  /// 创建
  create,

  /// 修改
  update,

  /// 删除
  delete,
}

/// Operation 枚举的扩展方法
extension OperationExtension on Operation {
  /// 获取操作的中文名
  String get name {
    switch (this) {
      case Operation.create:
        return '创建';
      case Operation.update:
        return '修改';
      case Operation.delete:
        return '删除';
    }
  }
}