using Hangfire.Storage;
using Microsoft.Practices.Unity;
using Microsoft.Practices.Unity.Mvc;
using System.Linq;
using System.Web;
using System.Web.Http;
using System.Web.Mvc;
using Umbraco.Core;
using Umbraco.Extensions;
using Umbraco.Extensions.App_Start;
using Umbraco.Web;
using Umbraco.Web.HealthCheck;

class UnityEvents : IApplicationEventHandler
{
    public void OnApplicationStarted(
        UmbracoApplicationBase httpApplication,
        ApplicationContext applicationContext
    )
    {
        var container = UnityConfig.GetConfiguredContainer();

        // If you intend to use DI with filter attributes
        FilterProviders.Providers.Remove(FilterProviders.Providers.OfType<FilterAttributeFilterProvider>().First());
        FilterProviders.Providers.Add(new UnityFilterAttributeFilterProvider(container));
        // Web API
        GlobalConfiguration.Configuration.DependencyResolver = new Microsoft.Practices.Unity.WebApi.UnityDependencyResolver(container);
        // MVC
        DependencyResolver.SetResolver(new Microsoft.Practices.Unity.Mvc.UnityDependencyResolver(container));

        container.RegisterTypes(
            AllClasses.FromAssemblies(typeof(UnityConfig).Assembly),
            WithMappings.FromMatchingInterface,
            WithName.Default
        );

        container.RegisterInstance(ApplicationContext.Current);
        container.RegisterInstance(new Configuration());

        container.RegisterType<HttpContextBase>(new PerRequestLifetimeManager(), new InjectionFactory(c => new HttpContextWrapper(HttpContext.Current)));
        container.RegisterType<UmbracoContext>(new PerRequestLifetimeManager(), new InjectionFactory(c => UmbracoContext.Current));
        container.RegisterType<UmbracoHelper>(new PerRequestLifetimeManager(), new InjectionConstructor(typeof(UmbracoContext)));
        container.RegisterType<HealthCheckController>(new InjectionConstructor());

        container.RegisterType<IStorageConnection>(new InjectionFactory(c => Hangfire.JobStorage.Current.GetConnection()));
    }

    public void OnApplicationInitialized(UmbracoApplicationBase httpApplication, ApplicationContext applicationContext)
    {
    }

    public void OnApplicationStarting(UmbracoApplicationBase httpApplication, ApplicationContext applicationContext)
    {
    }
}