The call function need 4 parameters {CALL:order.getOrderTag(PRODUCTNAME,PORTION,RETURN TYPE,KEYWORD)} Most likely you will have to change only last parameter ‘KEYWORD’ to match the Orger Tag Group.
It’s part of sambapos newer version 5.1.60 upwards I think it was.
You need to change message server port and auth config etc.
There is an extensive tutorial on setting up.
For multiple select, highlight the item would be better. This is suitable for a mandatory selection. It could be done for sure with more complex JS script.
i am using Pop Up for Credit card payment.
By mistake if i select Credit Card it shows to enter Credit card Number and then Card Type, i am forced to enter number and card type , even though it was a cash payment.
so i need a back button or cancel button to go back to settle screen , instead of it forcing me to select additional information of that payment.