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doorcontrol: Fix divide by zero in access report deltas

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This commit is contained in:
Adam Goldsmith 2024-08-29 13:15:50 -04:00
parent fdd7011920
commit 5e6ae8ee75
1 changed files with 3 additions and 3 deletions
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6
doorcontrol/views.py
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@ -5,7 +5,7 @@ from django.contrib.auth.mixins import PermissionRequiredMixin
from django.contrib.postgres.aggregates import StringAgg
from django.core.exceptions import BadRequest
from django.db.models import Count, F, FloatField, Func, Q, Value, Window
from django.db.models.functions import Lead, Trunc
from django.db.models.functions import Lead, NullIf, Trunc
from django.urls import path, reverse_lazy
from django.utils.text import slugify
from django.views.generic.list import ListView
@ -173,7 +173,7 @@ class AccessPerUnitTime(BaseAccessReport):
members_delta=(
F("members")
/ Window(
Lead("members"),
Lead(NullIf("members", 0.0)),
order_by="-unit_time",
output_field=FloatField(),
)
@ -184,7 +184,7 @@ class AccessPerUnitTime(BaseAccessReport):
access_count_delta=(
F("access_count")
/ Window(
Lead("access_count"),
Lead(NullIf("access_count", 0.0)),
order_by="-unit_time",
output_field=FloatField(),
)