// Entity Framework Plus

// Doc: https://entityframework-plus.net/audit

​

// @nuget: Microsoft.EntityFrameworkCore.SqlServer

// @nuget: Z.EntityFramework.Plus.EFCore

​

using System;

using System.Linq;

using Microsoft.EntityFrameworkCore;

using System.Collections.Generic;

using Microsoft.Data.SqlClient;

using Z.EntityFramework.Plus;

​

public class Program

{

    public static void Main()

    {

        using (var context = new EntityContext())

        {

            context.Database.EnsureCreated();

        }

        // Audit Customization: Globally

        AuditManager.DefaultConfiguration

            .AuditEntryFactory = args => 

                new AuditEntry() { CreatedDate = DateTime.Now.AddHours(-5) };

        // Audit : Easily tracks changes, exclude/include entity or property and auto save audit entries in the database.

        using (var context = new EntityContext())

        {            

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

            var audit = new Audit();

            // Audit Customization: By Instance

            audit.Configuration.AuditEntryFactory = args => 

                       new AuditEntry() { CreatedBy = "ZZZ Projects"};

            context.SaveChanges(audit);

​

            // Access to all auditing information

            var entries = audit.Entries;

            FiddleHelper.WriteTable("All Entry",entries);

            foreach(var entry in entries)

            { 

                FiddleHelper.WriteTable("Properties for One Entry",entry.Properties);

            } 

        }

    }

    public class EntityContext : DbContext

    {

        public EntityContext() 

        {

        }

​

        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)

        {

            optionsBuilder.UseSqlServer(new SqlConnection(FiddleHelper.GetConnectionStringSqlServer()));

​

            base.OnConfiguring(optionsBuilder);

        }

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

    } 

    public class Customer

    {

        public int CustomerID { get; set; }

        public string Name { get; set; }

        public string Description { get; set; }

        public Boolean IsActive { get; set; }

    }

}