using System.ComponentModel.DataAnnotations; using MiGu.DB.Kernel.Entities; namespace MiGu.DB.Domains.SimpleFields; public sealed class SimpleField : Entity { [MaxLength(64)] public string CarType { get; set; } = ""; [MaxLength(64)] public string FieldType { get; set; } = ""; [MaxLength(128)] public string Key { get; set; } = ""; public string Value { get; set; } = ""; [MaxLength(128)] public string DataType { get; set; } = ""; [MaxLength(256)] public string? Chinese { get; set; } [MaxLength(256)] public string? English { get; set; } [MaxLength(512)] public string Other { get; set; } = ""; public bool IsDefault { get; set; } public DateTimeOffset CreateTime { get; set; } public DateTimeOffset UpdateTime { get; set; } } public static class SimpleFieldDateTime { public const string Format = "yyyy-MM-dd HH:mm:ss"; public static DateTimeOffset Now => DateTimeOffset.UtcNow; public static string ToStorage(DateTimeOffset value) => value.UtcDateTime.ToString(Format); public static DateTimeOffset FromStorage(string value) => DateTimeOffset.Parse(value); }