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Add a more specific message on locked vouchers

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This commit is contained in:
Raphael Michel
2018-09-10 17:54:54 +02:00
parent 589fb25fe3
commit 81de9695e2
2 changed files with 15 additions and 4 deletions
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15
src/pretix/base/services/cart.py
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@@ -64,6 +64,10 @@ error_messages = {
'price_too_high': _('The entered price is to high.'),
'voucher_invalid': _('This voucher code is not known in our database.'),
'voucher_redeemed': _('This voucher code has already been used the maximum number of times allowed.'),
'voucher_redeemed_cart': _('This voucher code is currently locked since it is already contained in a cart. This '
'might mean that someone else is redeeming this voucher right now, or that you tried '
'to redeem it before but did not complete the checkout process. You can try to use it '
'again in %d minutes.'),
'voucher_redeemed_partial': _('This voucher code can only be redeemed %d more times.'),
'voucher_double': _('You already used this voucher code. Remove the associated line from your '
'cart if you want to use it for a different product.'),
@@ -497,6 +501,7 @@ class CartManager:
def _get_voucher_availability(self):
vouchers_ok = {}
self._voucher_depend_on_cart = set()
for voucher, count in self._voucher_use_diff.items():
voucher.refresh_from_db()
@@ -509,7 +514,10 @@ class CartManager:
).exclude(pk__in=[
op.position.voucher_id for op in self._operations if isinstance(op, self.ExtendOperation)
])
v_avail = voucher.max_usages - voucher.redeemed - redeemed_in_carts.count()
cart_count = redeemed_in_carts.count()
v_avail = voucher.max_usages - voucher.redeemed - cart_count
if cart_count > 0:
self._voucher_depend_on_cart.add(voucher)
vouchers_ok[voucher] = v_avail
return vouchers_ok
@@ -580,7 +588,10 @@ class CartManager:
err = err or error_messages['in_part']
if voucher_available_count < 1:
err = err or error_messages['voucher_redeemed']
if op.voucher in self._voucher_depend_on_cart:
err = err or error_messages['voucher_redeemed_cart'] % self.event.settings.reservation_time
else:
err = err or error_messages['voucher_redeemed']
elif voucher_available_count < requested_count:
err = err or error_messages['voucher_redeemed_partial'] % voucher_available_count