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Fixes: #5450 - Added Coalesce to viewsets for the _count functions

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Daniel Sheppard
2020-12-15 12:50:28 -06:00
committed by GitHub
parent 67f9e16905
commit 3c2b2f26b9
8 changed files with 49 additions and 41 deletions
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5
netbox/circuits/api/views.py
View File

@@ -1,4 +1,5 @@
from django.db.models import Prefetch
from django.db.models.functions import Coalesce
from rest_framework.routers import APIRootView
from circuits import filters
@@ -24,7 +25,7 @@ class CircuitsRootView(APIRootView):
class ProviderViewSet(CustomFieldModelViewSet):
queryset = Provider.objects.prefetch_related('tags').annotate(
circuit_count=get_subquery(Circuit, 'provider')
circuit_count=Coalesce(get_subquery(Circuit, 'provider'), 0)
)
serializer_class = serializers.ProviderSerializer
filterset_class = filters.ProviderFilterSet
@@ -36,7 +37,7 @@ class ProviderViewSet(CustomFieldModelViewSet):
class CircuitTypeViewSet(ModelViewSet):
queryset = CircuitType.objects.annotate(
circuit_count=get_subquery(Circuit, 'type')
circuit_count=Coalesce(get_subquery(Circuit, 'type'), 0)
)
serializer_class = serializers.CircuitTypeSerializer
filterset_class = filters.CircuitTypeFilterSet