Entity Framework Code First? ??? ?? ?? ???

Entity Framework Code First?? ?? ??? ???? ???? ???? "??"? ? ????. ??? ???????? ???? ?? ??? ??? ??? ?????. ?? ??? ?? ??? ????? ?? ???? ????? ????? ?????.

?? ??? ? ?? ??? ???? ??? ? ?? ??? ???? ???? ????? ?????. ?? EntityFramework.DynamicFilters ???? ???? ??? ? ????.

EntityFramework.DynamicFilters

EntityFramework.DynamicFilters? ???? ???? ?? ??? ???? ?? ????? ???? ????????. ???. ??? ??? ?? ??? ???? ???? ?? ??? ??? ? ????.

EntityFramework.DynamicFilters? ????? ??? ???? ???.

1. NuGet?? ???? ?????.
2. DbContext? ?? ?? ?????. ???:

public override int SaveChanges(bool acceptAllChangesOnSuccess)
{
    // Soft delete implementation here
    return base.SaveChanges(acceptAllChangesOnSuccess);
}

3. DbContext? OnModelCreating ????? ??? ?????.

modelBuilder.Filter("IsDeleted", (ISoftDelete d) => d.IsDeleted, false);

? ??? ??? ???? ???? ?? ?? ??? ?????. ISoftDelete ?????? IsDeleted? ???? ??? ???? ???? IsDeleted ??? ?? WHERE ?? ???? ?????. true.

?

?? ??? ?????.

public class User : ISoftDelete
{
    public int Id { get; set; }
    public string Name { get; set; }
    public bool IsDeleted { get; set; }
}

public class DbContext : base.DbContext
{
    public DbSet<User> Users { get; set; }

    protected override void OnModelCreating(DbModelBuilder modelBuilder)
    {
        modelBuilder.Filter("IsDeleted", (User u) => u.IsDeleted, false);
    }
}

? ??? ???? ?? ??? ??? ??? ??? ?? ???? ?????.

var user = dbContext.Users.FirstOrDefault(u => u.Id == 1);

? ??? Entity Framework ??? ??? ?? ?? ?? ???? ??? ? ?????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!