sledgemapper/Sledgemapper.Api/Program.cs

using System;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using Sledgemapper.Api.Infrastructure.Data;

namespace Sledgemapper.Api
{
    public class Program
    {
        public static void Main(string[] args)
        {
           var host= CreateHostBuilder(args).Build();
           CreateDbIfNotExists(host);
           host.Run();
        }

        public static IHostBuilder CreateHostBuilder(string[] args) =>
            Host.CreateDefaultBuilder(args)
                .ConfigureWebHostDefaults(webBuilder =>
                {
                    webBuilder.UseStartup<Startup>();
                });

        // public static IHostBuilder CreateHostBuilder(string[] args) =>
        //     Host.CreateDefaultBuilder(args)
        //         .ConfigureWebHostDefaults(webBuilder =>
        //         {
        //             webBuilder.UseStartup<Startup>();
        //         });

                private static void CreateDbIfNotExists(IHost host)
        {
            using (var scope = host.Services.CreateScope())
            {
                var services = scope.ServiceProvider;
                try
                {
                    var context = services.GetRequiredService<SledgemapperDbContext>();
                    // DbInitializer.Initialize(context);
                }
                catch (Exception ex)
                {
                    var logger = services.GetRequiredService<ILogger<Program>>();
                    logger.LogError(ex, "An error occurred creating the DB.");
                }
            }
        }
    }
}