builder.Services.AddHostedService<TimerService>();

var app = builder.Build();

using RestoranWeb.Models.Getir;

using RestoranWeb.Models.GetirContext;

namespace RestoranWeb.Service

{

    using Microsoft.Extensions.DependencyInjection;

    using Microsoft.Extensions.Hosting;

    using System;

    using System.Threading;

    using System.Threading.Tasks;

    public class TimerService : IHostedService, IDisposable

    {

        private Timer _timer;

        private readonly IServiceProvider _serviceProvider;

        public TimerService(IServiceProvider serviceProvider)

        {

            _serviceProvider = serviceProvider;

        }

        public Task StartAsync(CancellationToken cancellationToken)

        {

            _timer = new Timer(DoWork, null, TimeSpan.Zero, TimeSpan.FromSeconds(5));

            return Task.CompletedTask;

        }

        private void DoWork(object state)

        {

            using (var scope = _serviceProvider.CreateScope()) // bunu yapma nedeniz contrunterde context olması

            {

                // DATA İLE İLGİLİ ŞEYLERİ BURDAN OLUCAK YOKSA LİFTİME PATLIYOR. YANİ FONK. BURDAN YAZILICAK.

                var dbContext = scope.ServiceProvider.GetRequiredService<RestoranContext>();

                Getir getir = new Getir(dbContext);

                getir.GetirCalistir();

            }

        }

        public Task StopAsync(CancellationToken cancellationToken)

        {

            _timer?.Change(Timeout.Infinite, 0);

            return Task.CompletedTask;

        }

        public void Dispose()

        {

            _timer?.Dispose();

        }

    }

}