using System.Configuration;
using FluentNHibernate.Cfg;
using FluentNHibernate.Cfg.Db;
using FluentNHibernate.Conventions.Helpers;
using NHibernate.Cache;
using NHibernate.ByteCode.LinFu;
using Configuration = NHibernate.Cfg.Configuration;

namespace Taloyhtio.GeneralSSO.Server.CodeFiles.Infrastructure.DataAccess
{
    public class NHConfiguration
    {
        public static Configuration Configure()
        {
            return build();
        }

        private static Configuration build()
        {
            var connectionString = ConfigurationManager.ConnectionStrings["Taloyhtio.GeneralSSO.Database"];

            return Fluently.Configure()
                .Database(
                    MsSqlConfiguration.MsSql2000
                        .Cache(c => c
                            .UseQueryCache()
                            .UseMinimalPuts()
                            .ProviderClass<HashtableCacheProvider>())
                        .ConnectionString(connectionString.ToString())
                        .ProxyFactoryFactory(typeof(ProxyFactoryFactory))
                )
                .Mappings(cfg => cfg.FluentMappings.AddFromAssemblyOf<NHConfiguration>()
                                     .Conventions.Setup(mappings =>
                                                            {
                                                                mappings.AddAssembly(typeof(NHConfiguration).Assembly);
                                                                mappings.Add(ForeignKey.EndsWith("Id"));
                                                                mappings.Add<EnumConvention>(); // custom EnumConvention is needed in order to map enum? to int?
                                                            })).BuildConfiguration();
        }
    }
}