gistfile1.txt

http://ionicframework.com/docs/api/service/$ionicPopup/

http://codepen.io/rossmartin/pen/XJmpQr?editors=101

http://codepen.io/mhartington/pen/cnqfL

http://codepen.io/asadfida/pen/oknzL?editors=101

query 

        suggestions = TicketItem.objects.filter(
            ticket_id__in=id_list
        ).values('presentation_id').annotate(
            sub_total=Max('calculation', field="quantity * price")
        ).exclude(
            price=0
        ).order_by('-sub_total')