This script is used to apply a discount or tariff on a bill based the customer category

Maintenance > Resources
Enable event.customerchanged in Ticket.Buttons and call the below script.

/* DISCOUNT/TARIFF ON CUSTOMER CATEGORY */
/* Call this script from event.customerchanged */

import com.posics.format.Formats;
import com.posics.pos.ticket.TicketLineInfo;
import com.posics.pos.ticket.TicketProductInfo;

customer = ticket.getCustomer();
if (customer != null && customer.getTaxCustCategoryID() != null) {
 tcc = customer.getTaxCustCategoryID();
 if (tcc.equals("485c8198-ad17-4f36-8b63-af97cc4a2319")) {
    discountrate = 0.05;

  int numlines = ticket.getLinesCount();
  //start for loop
  for (int i = 0 ; i<numlines ; i++) {
   l = ticket.getLine(i);
   l.setSalePrice(l.getPrice() - l.getPrice() * discountrate);
  }

 }else {

  sales.setTariff("Credit", 0);

 }
}

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