Optimize product count retrieval and enhance query performance with prefetch_related

2025-11-03 11:56:47 +03:30
parent d760a50da5
commit bf0817ed34
2 changed files with 15 additions and 3 deletions
@@ -102,7 +102,9 @@ class SubCategorySerializer(serializers.ModelSerializer):
                  'meta_description', 'product_count', 'parent', 'image']

    def get_product_count(self, obj):
-        return obj.products.count()
+        # Use annotated product_count if available (from optimized query)
+        # Otherwise fall back to counting (for backward compatibility)
+        return getattr(obj, 'product_count', obj.products.count())

    def get_parent(self, obj):
        return obj.parent.name