csharp 自定义JsonServialize验证

Posted 2021-05-12

private List<KeyValuePair<string, string>> GetInvalidAccountProps(List<AccountErcDto> accounts)
        {
            var props = typeof(AccountErcDto).GetProperties();

            var requireProps = new List<string> { "UkOgrn", "PremiseNum", "Entrance", "TotalArea", "HouseGuid", "IsRenter", "IsLiving", "Number" };

            var invalidCells = new List<KeyValuePair<string, string>>();

            foreach (var account in accounts)
            {
                foreach (var prop in props)
                {
                    var val = prop.GetValue(account, null);

                    bool isNull = false;
                    var type = prop.GetValue(account, null).GetType().ToString();
                    switch (type)
                    {
                        case "System.String":
                            isNull = String.IsNullOrWhiteSpace(val.ToString());
                            break;
                        case "System.Decimal":
                            isNull = default(decimal) == Convert.ToDecimal(val);
                            break;
                        case "System.Int32":
                            isNull = default(int) == Convert.ToInt32(val);
                            break;
                        case "System.Boolean":
                            isNull = String.IsNullOrWhiteSpace(val.ToString());
                            break;
                    }
                    
                    if (isNull && requireProps.Contains(prop.Name))
                    {
                        invalidCells.Add(new KeyValuePair<string, string>(account.Number, prop.GetCustomAttribute<DescriptionAttribute>()?.Description));
                    }
                }
            }

            return invalidCells;
        }