using SqlSugar;
using System;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace WCS.Entity
{
    [Serializable]
    public abstract class OBJ
    {
        [SugarColumn(IsPrimaryKey = true, IsIdentity = true, ColumnDescription = "ID")]
        [Column(Order = 0)]
        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
        [Display(Name = "主键", Order = 0)]
        [Key]
        public virtual int ID { get; set; }

        [SugarColumn(ColumnDescription = "是否可用")]
        [Display(Name = "可用")]
        public bool ENABLED { get; set; } = true;

        [SugarColumn(ColumnDescription = "是否可用", Length = 50, IsNullable = true)]
        [Display(Name = "更新者")]
        [MaxLength(50)]
        [Required]
        public string UPDATEUSER { get; set; }

        [SugarColumn(ColumnDescription = "更新时间")]
        [Display(Name = "更新时间")]
        public DateTime UPDATETIME { get; set; } = DateTime.Now;

        [SugarColumn(ColumnDescription = "更新时间")]
        [Timestamp]
        [Display(Name = "版本")]
        public byte[] VER { get; set; }

        public T Copy<T>() where T : OBJ
        {
            var instance = Activator.CreateInstance<T>();
            foreach (var property in GetType().GetProperties())
            {
                var obj = property.GetValue(this);
                typeof(T).GetProperty(property.Name)!.SetValue(instance, obj);
            }
            return instance;
        }
    }
}