using System.Linq;
using System.Web.Mvc;
using System.Configuration;
using System.Web.Routing;
using Neo.LegitimateLicences.Web.FrameworkExtensions;
using System;
using Sentry;
using Sentry.AspNet;
using System.Web;
using System.Collections.Generic;
using Neo.Legitimate.Web.DBUp;

namespace Neo.LegitimateLicences.Web
{
    // Note: For instructions on enabling IIS6 or IIS7 classic mode, 
    // visit http://go.microsoft.com/?LinkId=9394801

    public class MvcApplication : System.Web.HttpApplication
    {
        public static void RegisterGlobalFilters(GlobalFilterCollection filters)
        {
            //filters.Add(new HandleErrorAttribute());

            // Use the fixed HandleErrorAttributeWithHealthMonitoring
            ////filters.Add(new HandleErrorAttributeWithHealthMonitoring());
        }

        public static void RegisterRoutes(RouteCollection routes)
        {
            routes.IgnoreRoute("{*favicon}", new
            {
                favicon = @"(.*/)?favicon.([iI][cC][oO]|[gG][iI][fF])(/.*)?"
            });

            routes.IgnoreRoute("{resource}.axd/{*pathInfo}");

            var ignorePaths = ConfigurationManager.AppSettings["ExternalRouteIgnores"];
            if (ignorePaths != null)
            {
                foreach (var s in ignorePaths.Split(',').Where(s => !string.IsNullOrEmpty(s)))
                {
                    routes.IgnoreRoute(s);
                }
            }

            routes.MapRoute(
                "Default", // Route name
                "{controller}/{action}/{id}", // URL with parameters
                new
                {
                    controller = "Home",
                    action = "Default",
                    id = UrlParameter.Optional
                } // Parameter defaults
            );
        }

        private IDisposable _sentry;

        protected void Application_Start()
        {
            ModelBinders.Binders.Add(typeof(decimal), new DecimalModelBinder());
            ModelBinders.Binders.Add(typeof(decimal?), new DecimalModelBinder());
            //ViewEngines.Engines.Add(new CustomViewEngine());

            AreaRegistration.RegisterAllAreas();

            RegisterGlobalFilters(GlobalFilters.Filters);
            RegisterRoutes(RouteTable.Routes);

            if (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["SentryDsn"]))
            {
                _sentry = SentrySdk.Init(o =>
                {
                    o.AddAspNet();
                    o.Dsn = ConfigurationManager.AppSettings["SentryDsn"];
                    o.Debug = true;
                    o.TracesSampleRate = 1.0;
                    o.AddEntityFramework();
                });
            }

            DatabaseUpdator.UpdateDB();
        }

        protected void Application_Error()
        {
            if (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["SentryDsn"]))
            {
                var exception = Server.GetLastError();
                SentrySdk.WithScope(scope =>
                {
                    if (HttpContext.Current != null && HttpContext.Current.Profile != null)
                    {
                        scope.User = new Sentry.User
                        {
                            Email = HttpContext.Current.Profile.UserName
                        };
                    }                    
                    
                    if (HttpContext.Current != null && HttpContext.Current.Request != null && !string.IsNullOrEmpty(HttpContext.Current.Request.CurrentExecutionFilePath))
                    {
                        var errorGroup = new List<string>
                        {
                            "{{ default }}",
                            HttpContext.Current.Request.CurrentExecutionFilePath
                        };
                        scope.SetFingerprint(errorGroup);
                    }
                    
                    SentrySdk.CaptureException(exception);
                });
            }
        }

        protected void Application_End()
        {
            _sentry?.Dispose();
        }

        protected void Application_BeginRequest()
        {
            Context.StartSentryTransaction();
        }

        protected void Application_EndRequest()
        {
            Context.FinishSentryTransaction();
        }

        ////protected void Application_EndRequest()
        ////{
        ////    //This forces IE8 to display the pages in IE8 Mode and NOT Compatibitlity Mode
        ////    //It's the only way to override the IE > Tools > Compatibility Vie Settings > Display Intranet Sites in Compatibility View option
        ////    //You have to check the file extension as you only want to do this for MVC pages i.e. extensionless. You can't add teh header to services etc.
        ////    if(string.IsNullOrEmpty(Request.CurrentExecutionFilePathExtension))
        ////    {
        ////       Response.AddHeader("X-UA-Compatible", "IE=EmulateIE8");
        ////    }

        ////}

    }
}