I moet peopen

oscarapi/serializers/admin/product.py

@@ -145,12 +145,14 @@ def update(self, instance, validated_data):
             if (
                 self.partial
             ):  # we need to clean up all the attributes with wrong product class
+                attribute_codes = product_class.attributes.values_list("code", flat=True)
                 for attribute_value in instance.attribute_values.exclude(
                     attribute__product_class=product_class
                 ):
                     code = attribute_value.attribute.code
+                    print("moet je peopen", code, "harrie", pclass_option_codes)
                     if (
-                        code in pclass_option_codes
+                        code in attribute_codes
                     ):  # if the attribute exist also on the new product class, update the attribute
                         attribute_value.attribute = product_class.attributes.get(
                             code=code

oscarapi/serializers/product.py

@@ -197,26 +197,30 @@ class Meta:
 class ProductAttributeValueListSerializer(UpdateListSerializer):
     def to_internal_value(self, data):
         productclasses = set()
-        attributes = set()
+        # attributes = set()
 
         for item in data:
             product_class, code = getitems(item, "product_class", "code")
             if product_class:
                 productclasses.add(product_class)
-            if code:
-                attributes.add(code)
+            # if code:
+            #     attributes.add(code)
 
+        print(productclasses)
         # if all attributes belong to the same productclass, everything is just
         # as expected and we can do an optimization by only resolving the productclass to the model instance and nothing else.
-        if len(productclasses) == 1:
-            (product_class,) = productclasses
-            pc = ProductClass.objects.get(name=product_class)
-            return [
-                {"value": item["value"], "attribute": item["code"], "product_class": pc}
-                for item in data
-            ]
-        else:
-            return super().to_internal_value(self)
+        try:
+            if len(productclasses) == 1:
+                (product_class,) = productclasses
+                pc = ProductClass.objects.get(slug=product_class)
+                return [
+                    {"value": item["value"], "attribute": item["code"], "product_class": pc}
+                    for item in data
+                ]
+        except ProductClass.DoesNotExist:
+            raise Exception("productclasses", "bestaat niet", productclasses)
+
+        return super().to_internal_value(data)
 
     def get_value(self, dictionary):
         values = super(ProductAttributeValueListSerializer, self).get_value(dictionary)
@@ -245,22 +249,30 @@ def update(self, instance, validated_data):
         _, product = self.get_name_and_rel_instance(instance)
 
         attr_codes = []
+        product.attr.initialize()
         for validated_datum in validated_data:
+            print(validated_datum)
             # leave all the attribute saving to the ProductAttributesContainer instead
             # of the child serializers
             attribute, value = getitems(validated_datum, "attribute", "value")
             if hasattr(
                 attribute, "code"
             ):  # if the attribute is a model instance use the code
+                print(" i set dem pussyes")
                 product.attr.set(attribute.code, value)
                 attr_codes.append(attribute.code)
             else:
+                print(" set dem reten")
                 product.attr.set(attribute, value)
                 attr_codes.append(attribute)
 
+        # if we don't clear the dirty attributes all parent attributes
+        # are marked as explicitly set, so they will be copied to the
+        # child product.
+        product.attr._dirty.clear()
         product.attr.save()
 
-        return product.attr.get_values()
+        return list(product.attr.get_values().filter(attribute__code__in=attr_codes))
 
 
 class ProductAttributeValueSerializer(OscarModelSerializer):