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Improve performance of global order search

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This commit is contained in:
Raphael Michel
2018-01-15 10:55:26 +01:00
parent 59d85cc218
commit 6b7338aff0
7 changed files with 239 additions and 19 deletions
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9
src/pretix/control/views/search.py
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@@ -1,14 +1,15 @@
from django.db.models import Count, Q
from django.db.models import Q
from django.utils.functional import cached_property
from django.views.generic import ListView
from pretix.base.models import Order
from pretix.control.forms.filter import OrderSearchFilterForm
from pretix.control.views import PaginationMixin
from pretix.control.views import LargeResultSetPaginator, PaginationMixin
class OrderSearch(PaginationMixin, ListView):
model = Order
paginator_class = LargeResultSetPaginator
context_object_name = 'orders'
template_name = 'pretixcontrol/search/orders.html'
@@ -22,7 +23,7 @@ class OrderSearch(PaginationMixin, ListView):
return ctx
def get_queryset(self):
qs = Order.objects.all().annotate(pcnt=Count('positions', distinct=True)).select_related('invoice_address')
qs = Order.objects.select_related('invoice_address')
if not self.request.user.is_superuser:
qs = qs.filter(
Q(event__organizer_id__in=self.request.user.teams.filter(
@@ -34,7 +35,7 @@ class OrderSearch(PaginationMixin, ListView):
if self.filter_form.is_valid():
qs = self.filter_form.filter_qs(qs)
return qs.distinct().only(
return qs.only(
'id', 'invoice_address__name', 'code', 'event', 'email', 'datetime', 'total', 'status'
).prefetch_related(
'event', 'event__organizer'