using System;

using System.IO;

using Microsoft.EntityFrameworkCore;

using Microsoft.EntityFrameworkCore.Design;

using Microsoft.EntityFrameworkCore.Migrations.Design;

using Microsoft.Extensions.DependencyInjection;

public class Program

{

    public static void Main()

    {

        AddMigration("InitCreate");

        Console.WriteLine("Hello World");

    }

        public static void AddMigration(string migrationName)

    {

        var projectDir = Directory.GetCurrentDirectory();

        var rootNamespace = "ConsoleApp1";

        var outputDir = "Migraitons";

​

        #region CustomTools

        var db = new MyDbContext();

​

        // Create design-time services

        var serviceCollection = new ServiceCollection();

        serviceCollection.AddEntityFrameworkDesignTimeServices();

        serviceCollection.AddDbContextDesignTimeServices(db);

        var serviceProvider = serviceCollection.BuildServiceProvider();

​

        // Add a migration

        var migrationsScaffolder = serviceProvider.GetService<IMigrationsScaffolder>();

        var migration = migrationsScaffolder.ScaffoldMigration(migrationName, rootNamespace);

        migrationsScaffolder.Save(projectDir, migration, outputDir);

        #endregion

    }

}

​

internal class MyDbContext : DbContext

{

    protected override void OnConfiguring(DbContextOptionsBuilder options)

        => options.UseSqlite("Data Source=test.db");

}