using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using FluentNHibernate.Conventions;
using FluentNHibernate.Conventions.AcceptanceCriteria;
using FluentNHibernate.Conventions.Inspections;
using FluentNHibernate.Conventions.Instances;
using Taloyhtio.GeneralSSO.Server.CodeFiles.Entities;

namespace Taloyhtio.GeneralSSO.Server.CodeFiles.Infrastructure.DataAccess
{
    // This convention is needed for storing enum as integer in database (by default enums are mapped to strings in nh)
    public class EnumConvention : IUserTypeConvention
    {
        public void Accept(IAcceptanceCriteria<IPropertyInspector> criteria)
        {
            criteria.Expect(x => x.Property.DeclaringType != typeof(Log) &&
                (x.Property.PropertyType.IsEnum ||
                (x.Property.PropertyType.IsGenericType &&
                 x.Property.PropertyType.GetGenericTypeDefinition() == typeof(Nullable<>) &&
                 x.Property.PropertyType.GetGenericArguments()[0].IsEnum)
                ));
        }

        public void Apply(IPropertyInstance target)
        {
            target.CustomType(target.Property.PropertyType);
        }
    }
}