public override Narudzbe Get(int id)
        {
            Narudzbe department = Contx.Set <Narudzbe>().Include(a => a.Proizvodi).Include("Proizvodi.Proizvod").FirstOrDefault(a => a.ID == id);

            return(department);
        }
        public override List <Narudzbe> GetAll()
        {
            List <Narudzbe> departments = Contx.Set <Narudzbe>().Include(a => a.Proizvodi).Include("Proizvodi.Proizvod").ToList();

            return(departments);
        }