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Allow to limit distance metric to rows

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This commit is contained in:
Raphael Michel
2020-05-29 17:48:20 +02:00
parent 5d080a4ab2
commit f4d38965cc
3 changed files with 13 additions and 3 deletions
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6
src/pretix/base/models/seating.py
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@@ -162,7 +162,7 @@ class Seat(models.Model):
@classmethod
def annotated(cls, qs, event_id, subevent, ignore_voucher_id=None, minimal_distance=0,
ignore_order_id=None, ignore_cart_id=None):
ignore_order_id=None, ignore_cart_id=None, distance_only_within_row=False):
from . import Order, OrderPosition, Voucher, CartPosition
vqs = Voucher.objects.filter(
@@ -215,6 +215,8 @@ class Seat(models.Model):
Q(has_order=True) | Q(has_cart=True) | Q(has_voucher=True),
distance__lt=minimal_distance ** 2
)
if distance_only_within_row:
sq_closeby = sq_closeby.filter(row_name=OuterRef('row_name'))
qs_annotated = qs_annotated.annotate(has_closeby_taken=Exists(sq_closeby))
return qs_annotated
@@ -262,6 +264,8 @@ class Seat(models.Model):
Q(has_order=True) | Q(has_cart=True) | Q(has_voucher=True),
distance__lt=self.event.settings.seating_minimal_distance ** 2
)
if self.event.settings.seating_distance_within_row:
qs_closeby_taken = qs_closeby_taken.filter(row_name=self.row_name)
if qs_closeby_taken.exists():
return False