using System.Diagnostics;
using FluentNHibernate.Cfg;
using FluentNHibernate.Cfg.Db;
using NHibernate;
using NHibernate.ByteCode.Castle;
using NHibernate.Context;
using Webdevelopment.Hif.Data.Maps;

namespace WebApp.App_Code
{
    public class NhibernateInit
    {
        public static ISessionFactory SessionFactory { get; private set; }

        // TODO: this should be moved in an easy way to configurate from outside
        public static void Setup()
        {
            InitProfiler();
            SessionFactory =
                Fluently.Configure().Database(MsSqlConfiguration.MsSql2008
                          .ConnectionString(
                              c => c.Server("192.168.1.7").Database("appexnet").Username("appexnet").Password("SQL4dev"))
                          .ShowSql().FormatSql()
                          .CurrentSessionContext("web")
                          .ProxyFactoryFactory<ProxyFactoryFactory>())
                    .Mappings(m => m.FluentMappings.AddFromAssemblyOf<AdvertiserCategoryClassMap>())
                    .BuildSessionFactory();
        }

        public static void DetachSession()
        {
            var session = WebSessionContext.Unbind(SessionFactory);
            if (session != null)
            {
                if (session.Transaction != null && session.Transaction.IsActive)
                    session.Transaction.Commit();
                session.Close();
            }
        }

        public static void AttachSession()
        {
            var session = SessionFactory.OpenSession();
            WebSessionContext.Bind(session);
            session.BeginTransaction();
        }

        [Conditional("DEBUG")]
        private static void InitProfiler()
        {
            HibernatingRhinos.Profiler.Appender.NHibernate.NHibernateProfiler.Initialize();
        }
    }
}