using System;
using ln.application;
using ln.application.service;
using System.Threading;
using ln.http.resources;
using ln.types.odb.ng;
using ln.types.odb.ng.storage;
using ln.types.odb.ng.storage.session;
using ln.types.odb.ng.storage.fs;
namespace ln.provider
{
	public class ProviderApplication : Application
	{
		public String ServerString { get; private set; }

		public ProviderApplication()
		{
			ServerString = "ln.provider(0.1)";

            DirectoryResource www = new DirectoryResource(new string[] { "../../www", "www" });
            www.DefaultResource = www.GetResource("index.html");
            www.FallBackResource = www.DefaultResource;

            RootResource = www;
			
            ServiceContainer.Add(ServiceDefinition.From<CoreService>(true));
			ServiceContainer.Add(ServiceDefinition.From<IPPoolService>(true));
		}

		public override void PrepareStart()
		{
		}

	}

	public class CoreService : ApplicationServiceBase
	{
		public ProviderApplication Application => (ProviderApplication)base.CurrentApplication;

		public IStorageContainer CoreStorageContainer { get; private set; }
		public SessionStorageContainer CoreStorageSession { get; private set; }
		public Mapper CoreStorageMapper { get; private set; }

		public CoreService()
			:base(nameof(CoreService))
		{
		}

		public override void ServiceMain(Application application)
		{
			CoreStorageContainer = new FSStorageContainer("/var/cache/ln.provider");
			CoreStorageContainer.Open();

			CoreStorageSession = new SessionStorageContainer(CoreStorageContainer);
			CoreStorageMapper = new Mapper(CoreStorageSession);

			Application.RPCContainer.Add("core",new RPC(Application));

			Ready();

			while (!StopRequested)
			{
				lock (this)
				{
					Monitor.Wait(this);
				}
			}

			CoreStorageMapper = null;
			CoreStorageSession.Dispose();
			CoreStorageSession = null;
			CoreStorageContainer.Dispose();
			CoreStorageContainer = null;
		}


		class RPC
		{
			ProviderApplication providerApplication;

			public RPC(ProviderApplication providerApplication)
			{
				this.providerApplication = providerApplication;
			}

			public String GetServerString()
			{
				return providerApplication.ServerString;
			}

			public void Shutdown()
			{
				ThreadPool.QueueUserWorkItem((state) => providerApplication.Stop());
			}


		}

	}

}