using System;
using System.Collections.Generic;
using System.Data.Entity;
using System.Linq;
using EnVisage.Models;

namespace EnVisage.Code.BLL
{
    public class UOMManager : ManagerBase<UOM, UOMModel>
    {
	    public UOMManager()
		    : base(null)
	    {
	    }

		public UOMManager(EnVisageEntities dbContext)
            : base(dbContext)
        {
        }
        protected override UOM InitInstance()
        {
            return new UOM { Id = Guid.NewGuid() };
        }

        protected override UOM RetrieveReadOnlyById(Guid key)
        {
            return DataTable.AsNoTracking().FirstOrDefault(t => t.Id == key);
        }

        public override DbSet<UOM> DataTable => DbContext.UOMs;

	    public Dictionary<Guid, UOM> GetAsDictionary()
		{
			return DbContext.UOMs.AsNoTracking().ToDictionary(k => k.Id, v => v);
		}
        public Dictionary<Guid, decimal> GetUOMsByExpenditureCategory()
        {
            return DbContext.ExpenditureCategory.AsNoTracking().Include(t => t.UOM).ToDictionary(k => k.Id, v => v.UOM.UOMValue);
        }

    }
}