// ticket.removeline
// This script Removes an item line using the Promotions module
//
//   Chromis POS - The New Face of Open Source POS 
//   Copyright (c) (c) 2015-2016Chromis , previous uniCenta & Openbravo POS works   
//
//   This file is part of chromis oPOS
//
//   Chromis POS is free software: you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation, either version 3 of the License, or
//   (at your option) any later version.
//
//   Chromis POS is distributed in the hope that it will be useful,
//   but WITHOUT ANY WARRANTY; without even the implied warranty of
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//   GNU General Public License for more details.
//
//   You should have received a copy of the GNU General Public License
//   along with Chromis POS.  If not, see <http://www.gnu.org/licenses/>.
// **************************************************************************

initialcount = ticket.getLinesCount();
for (int i = initialcount-1; i > 0; i--) {
 if(ticket.getLine(i).getProductCategoryID() == null ){
  ticket.removeline(i);
 }
}