public int GetLastesIDLoaiHH()
 {
     try
     {
         dal_LoaiHangHoa dal   = new dal_LoaiHangHoa();
         int             value = dal.GetLastestIDLoaiHH();
         return(value);
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }
 public int AddLoaiHangHoa(DataTable dataSource)
 {
     try
     {
         dal_LoaiHangHoa dal   = new dal_LoaiHangHoa();
         int             value = dal.insertLoaiHangHoa(dataSource);
         return(value);
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }