using Projects.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Web.Optimization;
using System.Web.Routing;
using System.Web.Security;
using System.Web.Http;
using System.Web.Routing;

namespace Projects
{
    public class MvcApplication : System.Web.HttpApplication
    {
        protected void Application_Start()
        {
            GlobalConfiguration.Configure(WebApiConfig.Register);

            AreaRegistration.RegisterAllAreas();
            FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
            RouteConfig.RegisterRoutes(RouteTable.Routes);
            BundleConfig.RegisterBundles(BundleTable.Bundles);

            var formatters = GlobalConfiguration.Configuration.Formatters;
            formatters.Remove(formatters.XmlFormatter);

            /* JSON formatting */
            var json = formatters.JsonFormatter;
            json.SerializerSettings.PreserveReferencesHandling  = Newtonsoft.Json.PreserveReferencesHandling.None;
            json.SerializerSettings.ReferenceLoopHandling       = Newtonsoft.Json.ReferenceLoopHandling.Ignore;
            json.SerializerSettings.Formatting                  = Newtonsoft.Json.Formatting.Indented;
        }

        protected void Application_PostAuthenticateRequest(Object sender, EventArgs e)
        {
            if (FormsAuthentication.CookiesSupported == true)
            {
                if (Request.Cookies[FormsAuthentication.FormsCookieName] != null)
                {
                    try
                    {
                        //let us take out the username now                
                        string username = FormsAuthentication.Decrypt(Request.Cookies[FormsAuthentication.FormsCookieName].Value).Name;
                        string roles = string.Empty;

                        using (ProjectsDBEntities entities = new ProjectsDBEntities())
                        {
                            User user = entities.Users.SingleOrDefault(u => u.login == username);

                            roles = user.UserRole.role.Trim();
                        }
                        //let us extract the roles from our own custom cookie


                        //Let us set the Pricipal with our user specific details
                        HttpContext.Current.User = new System.Security.Principal.GenericPrincipal(
                          new System.Security.Principal.GenericIdentity(username, "Forms"), roles.Split(';'));
                    }
                    catch (Exception)
                    {
                        //somehting went wrong
                    }
                }
            }
        }
    }
}