CopyleftConf/copyleftconf-website Changeset - 3651d7a7fb2a

Changeset - 3651d7a7fb2a

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Brett Smith - 4 years ago 2019-12-16 20:16:00
brettcsmith@brettcsmith.org

templatetags: Don't let the donation amount go negative.

To account for ticket vouchers.

1 file changed with 1 insertions and 1 deletions:

pinaxcon/templatetags/nbpy_tags.py

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pinaxcon/templatetags/nbpy_tags.py

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@@ ... / @@ -35,13 +35,13 @@ def donation_income(context, invoice): @@
     '''
     tickets = inventory.Product.objects.filter(category__id=settings.TICKET_PRODUCT_CATEGORY)
     cheapest_ticket = tickets.order_by('price').first()
     ticket_rbi = nonvat_price(cheapest_ticket)
     return sum(
         (nonvat_price(ticket) - ticket_rbi
+        (max(nonvat_price(ticket) - ticket_rbi, 0)
          for ticket in invoice.lineitem_set.filter(product__in=tickets)),
         Decimal(0)).quantize(CENTS_QUANT)
 # TODO: include van/de/van der/de la/etc etc etc

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