public static List <ATTInvItemUnit> GetItemList(int?ItemID, string active, bool flag)
        {
            List <ATTInvItemUnit> lstInvItem = new List <ATTInvItemUnit>();

            try
            {
                foreach (DataRow row in DLLInvItemUnit.GetItemTable(ItemID, active).Rows)
                {
                    ATTInvItemUnit obj = new ATTInvItemUnit
                                         (
                        int.Parse(row["items_unit_id"].ToString()),
                        row["items_unit_name"].ToString(),
                        (row["active"] == System.DBNull.Value) ? "" : (string)row["active"]
                                         );

                    lstInvItem.Add(obj);
                }
                if (flag)
                {
                    lstInvItem.Insert(0, new ATTInvItemUnit(-1, "--छान्नुहोस्--", ""));
                }
                return(lstInvItem);
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
 /// <summary>
 /// Passes item object to data layer to add in database
 /// </summary>
 /// <param name="obj">ATTInvItemUnit object</param>
 /// <returns>return bool</returns>
 public static bool SaveItemUnit(ATTInvItemUnit obj)
 {
     try
     {
         return(DLLInvItemUnit.SaveItemUnit(obj));
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }