using System.Collections.Generic;
using Tanshu.Accounts.Entities;
using NHibernate;

namespace Tanshu.Accounts.Repository
{
    public class ProductGroupModifierBI : FluentGenericBase<ProductGroupModifier>
    {
        public ProductGroupModifierBI()
            : base()
        { }

        public ProductGroupModifierBI(bool beginTransaction)
            : base(beginTransaction)
        { }

        public ProductGroupModifierBI(ISession session)
            : base(session)
        { }

        public ProductGroupModifierBI(ISession session, bool beginTransaction)
            : base(session, beginTransaction)
        { }

        public IList<Modifier> List(int productGroupID)
        {
                var list = (from pgm in Session.QueryOver<ProductGroupModifier>()
                            where pgm.ProductGroup == null || pgm.ProductGroup.ProductGroupID == productGroupID
                            select pgm.Modifier).Fetch(x => x.Modifier).Eager.List<Modifier>();
                foreach (var item in list)
                    NHibernateUtil.Initialize(item);
                return list;
        }
        public bool HasCompulsoryModifier(int productGroupID)
        {
            using (var session = SessionManager.Session)
            {
                var l = from gf in session.QueryOver<ProductGroupModifier>()
                        where gf.ShowAutomatically == true && (gf.ProductGroup == null || gf.ProductGroup.ProductGroupID == productGroupID)
                        select gf;
                int c = l.RowCount();
                return c > 0;
            }
        }
    }
}