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handle orders with no products

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This commit is contained in:
Thomas Steen Rasmussen 2016-06-04 09:49:22 +02:00
parent fc077a43df
commit 7d679beae6
1 changed files with 10 additions and 7 deletions
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17
shop/models.py
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@ -90,13 +90,16 @@ class Order(CreatedUpdatedModel):
@property @property
def total(self): def total(self):
return Decimal(self.products.aggregate( if self.products.all():
sum=Sum( return Decimal(self.products.aggregate(
models.F('orderproductrelation__product__price') * sum=Sum(
models.F('orderproductrelation__quantity'), models.F('orderproductrelation__product__price') *
output_field=models.IntegerField() models.F('orderproductrelation__quantity'),
) output_field=models.IntegerField()
)['sum']) )
)['sum'])
else:
return False
def get_coinify_callback_url(self, request): def get_coinify_callback_url(self, request):
return 'https://' + request.get_host() + str(reverse_lazy('shop:coinify_callback', kwargs={'pk': self.pk})) return 'https://' + request.get_host() + str(reverse_lazy('shop:coinify_callback', kwargs={'pk': self.pk}))