using IceCreamShopContracts.DI;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace IceCreamShopContracts.DI
{
    public class ServiceDependencyContainer : IDependencyContainer
    {
        private ServiceProvider? _serviceProvider;

        private readonly ServiceCollection _serviceCollection;

        public ServiceDependencyContainer()
        {
            _serviceCollection = new ServiceCollection();
        }

        public void AddLogging(Action<ILoggingBuilder> configure)
        {
            _serviceCollection.AddLogging(configure);
        }

		public void RegisterType<T>(bool isSingle) where T : class
		{
			if (isSingle)
			{
				_serviceCollection.AddSingleton<T>();
			}
			else
			{
				_serviceCollection.AddTransient<T>();
			}
			_serviceProvider = null;
		}

		public void RegisterType<T, U>(bool isSingle) where U : class, T where T : class
		{
			if (isSingle)
			{
				_serviceCollection.AddSingleton<T, U>();
			}
			else
			{
				_serviceCollection.AddTransient<T, U>();
			}
			_serviceProvider = null;
		}
		public T Resolve<T>()
		{
			if (_serviceProvider == null)
			{
				_serviceProvider = _serviceCollection.BuildServiceProvider();
			}
			return _serviceProvider.GetService<T>()!;
		}

	}
}