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membershipworks: Fix bad grouping in EventExt.summarize using subquery

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This commit is contained in:
Adam Goldsmith 2024-01-19 16:25:20 -05:00
parent bfa04be2d9
commit df621988f6
1 changed files with 8 additions and 2 deletions
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10
membershipworks/models.py
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@ -433,7 +433,7 @@ class EventExtQuerySet(models.QuerySet["EventExt"]):
return method(
count__sum=Sum("count", filter=F("occurred")),
instructor__count=Count("instructor", distinct=True, filter=F("occurred")),
meeting_times__count=Count("meeting_times", filter=F("occurred")),
meeting_times__count=Count("meeting_times__count", filter=F("occurred")),
duration__sum=Sum("duration", filter=F("occurred")),
person_hours__sum=Sum("person_hours", filter=F("occurred")),
event_count=Count("eid", filter=F("occurred")),
@ -444,7 +444,13 @@ class EventExtQuerySet(models.QuerySet["EventExt"]):
class EventExtManager(models.Manager["EventExt"]):
def get_queryset(self) -> models.QuerySet["EventExt"]:
return EventExtQuerySet(self.model, using=self._db).annotate(
Count("meeting_times"),
meeting_times__count=Subquery(
EventMeetingTime.objects.filter(event=OuterRef("pk"))
.values("event__pk")
.annotate(d=Count("pk"))
.values("d")[:1],
output_field=models.IntegerField(),
),
duration=Subquery(
EventMeetingTime.objects.filter(event=OuterRef("pk"))
.values("event__pk")