using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Http;
using System.Web.Http.Filters;
using System.Web.Mvc;
using System.Web.Optimization;
using System.Web.Routing;
using Tango.Logging;

namespace Tango.MachineService.Gateway
{
    public class WebApiApplication : System.Web.HttpApplication
    {
        protected void Application_Start()
        {
            LogManager.Default.Categories.Add(LogCategory.Debug);
            //LogManager.Default.RegisterLogger(new AzureCloudLogger());
            GlobalConfiguration.Configuration.Filters.Add(new LogExceptionFilterAttribute());

            LogManager.Default.Log("Application Started!");

            //AreaRegistration.RegisterAllAreas();
            GlobalConfiguration.Configure(WebApiConfig.Register);
            FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
            RouteConfig.RegisterRoutes(RouteTable.Routes);
            BundleConfig.RegisterBundles(BundleTable.Bundles);

            AzureUtils.AzureUtilsAuthenticationFactory.SetGlobalCredentials(new AzureUtils.AzureUtilsCredentials()
            {
                ClientID = GatewayConfig.CLIENT_ID,
                ClientSecret = GatewayConfig.CLIENT_SECRET,
                TenantID = GatewayConfig.TENANT_ID,
                SubscriptionID = GatewayConfig.SUBSCRIPTION_ID
            });
        }

        public class LogExceptionFilterAttribute : ExceptionFilterAttribute
        {
            public override void OnException(HttpActionExecutedContext context)
            {
                LogManager.Default.Log(context.Exception);
            }
        }

        protected void Application_Error(object sender, EventArgs e)
        {
            Exception exception = Server.GetLastError();
            if (exception != null)
            {
                LogManager.Default.Log(exception, "Global Exception!");
            }
        }
    }
}