// Entity Framework Classic

// Doc: https://entityframework-classic.net/soft-delete

​

// @nuget: Z.EntityFramework.Classic

​

using System;

using System.Linq;

using System.Data.Entity;

​

public class Program

{

    public static void Main()

    {

        GenerateData();

​

        using (var context = new EntityContext())

        {

            var list = context.Customers.ToList();

            context.Customers.RemoveRange(list);

            context.SaveChanges();  

        }

        using (var context = new EntityContext())

        {

            FiddleHelper.WriteTable("Customers", context.Customers.ToList());       

        }

    }

    public static void GenerateData()

    {

        using (var context = new EntityContext())

        {

            context.Customers.Add(new Customer() { Name = "Customer_A", Description = "Description" });

            context.Customers.Add(new Customer() { Name = "Customer_B", Description = "Description" });         

            context.Customers.Add(new Customer() { Name = "Customer_C", Description = "Description" });

            context.SaveChanges();  

        }

    }

​

    public class EntityContext : DbContext

    {

        public EntityContext() : base(FiddleHelper.GetConnectionStringSqlServer())

        {

            this.Configuration.SoftDelete.Trigger<ICustomSoftDelete>((context, customer) =>

                                                                      {

                                                                          customer.isActive = false;

                                                                          customer.DeletedAt = DateTime.UtcNow;

                                                                      });

        }

        public DbSet<Customer> Customers { get; set; }

    }

    public class Customer : ICustomSoftDelete

    {

        public int CustomerID { get; set; }

        public string Name { get; set; }

        public string Description { get; set; }

        public bool isActive { get; set; }

        public DateTime? DeletedAt   { get; set; }

    }

    public interface ICustomSoftDelete

    {

        bool isActive  { get; set; }

        DateTime? DeletedAt   { get; set; }

    }

}