using Microsoft.Web.Infrastructure.DynamicModuleHelper;
using Ninject;
using Ninject.Activation;
using Ninject.Modules;
using Ninject.Web.Common;
using Ninject.Web.Common.WebHost;
using PartSource.Entities;
using PartSource.Entities.Nexpart;
using PartSource.Services;
using System;
using System.Web;

namespace PartSource
{
    public static class NinjectWebCommon
    {
        private static readonly Bootstrapper bootstrapper = new Bootstrapper();

        public static void Start()
        {
            DynamicModuleUtility.RegisterModule(typeof(OnePerRequestHttpModule));
            DynamicModuleUtility.RegisterModule(typeof(NinjectHttpModule));
            NinjectWebCommon.bootstrapper.Initialize(new Func<IKernel>(NinjectWebCommon.CreateKernel));
        }

        public static void Stop()
        {
            NinjectWebCommon.bootstrapper.ShutDown();
        }

        private static IKernel CreateKernel()
        {
            StandardKernel standardKernel = new StandardKernel(Array.Empty<INinjectModule>());
            try
            {
                standardKernel.Bind<Func<IKernel>>().ToMethod((Func<IContext, Func<IKernel>>)(ctx => (Func<IKernel>)(() => new Bootstrapper().Kernel)));
                standardKernel.Bind<IHttpModule>().To<HttpApplicationInitializationHttpModule>();
                NinjectWebCommon.RegisterServices((IKernel)standardKernel);
                return (IKernel)standardKernel;
            }
            catch
            {
                standardKernel.Dispose();
                throw;
            }
        }

        private static void RegisterServices(IKernel kernel)
        {
            kernel.Bind<PartSourceContext>().To<PartSourceContext>();
            kernel.Bind<SecurityService>().To<SecurityService>();
            kernel.Bind<NexpartService>().To<NexpartService>();
            kernel.Bind<PSRequestHeader>().To<PSRequestHeader>();
        }
    }
}