DEMOMySql/MicroServices/Business/Bussiness.Model/Base/BaseEntity.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Volo.Abp.MultiTenancy;
using Volo.Abp;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel;
using Volo.Abp.Domain.Entities.Auditing;
using Volo.Abp.Domain.Entities;
using Business.Core.Utilities;
using Microsoft.EntityFrameworkCore;

namespace Business.Model
{
    public abstract class BaseEntity : Entity<long>, ISoftDelete
    {
        public BaseEntity()
        {
        }

        public BaseEntity(long Id) : base(Id)
        {
        }
        /// <summary>
        /// 生成新的Id
        /// </summary>
        public void GenerateNewId()
        { 
            SnowFlake snow = new SnowFlake();
            Id = snow.NextId();
        }

        /// <summary>
        /// 生成新的Id
        /// </summary>
        public void GenerateNewId(long id)
        {
            Id = id;
        }

        /// <summary>
        /// 创建人
        /// </summary>
        [Comment("创建人id")]
        public virtual long? create_by { get; set; }

        /// <summary>
        /// 创建人名称
        /// </summary>
        [StringLength(50)]
        [Comment("创建人名称")]
        public virtual string? create_by_name { get; set; }

        /// <summary>
        /// 创建时间
        /// </summary>
        [Comment("创建时间")]
        public virtual DateTime? create_time { get; set; }

        /// <summary>
        /// 修改人
        /// </summary>
        [Comment("修改人")]
        public virtual long? update_by { get; set; }

        /// <summary>
        /// 修改人名称
        /// </summary>
        [StringLength(50)]
        [Comment("修改人名称")]
        public virtual string? update_by_name { get; set; }

        /// <summary>
        /// 修改时间
        /// </summary>
        [Comment("修改时间")]
        public virtual DateTime? update_time { get; set; }

        /// <summary>
        /// 企业ID
        /// </summary>
        [Required]
        [Comment("企业ID")]
        public virtual long tenant_id { get; set; }

        /// <summary>
        /// 工厂ID
        /// </summary>
        [Comment("工厂ID")]
        public virtual long? factory_id { get; set; }

        /// <summary>
        /// 组织ID
        /// </summary>
        [Comment("组织ID")]
        public virtual long? org_id { get; set; }

        /// <summary>
        /// 删除标识
        /// </summary>
        [Required]
        [DefaultValue(false)]
        [Comment("删除标识")]
        public bool IsDeleted { get; set; }
    }
}