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Optional part_detail and sub_part_detail for BOM API

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- Significant speed boost on request
- Request the relevent information at the right place
This commit is contained in:
Oliver Walters
2019-05-23 22:36:19 +10:00
parent 8f3fe94ff4
commit cf5b8d0249
5 changed files with 51 additions and 11 deletions
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15
InvenTree/part/serializers.py
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@ -124,6 +124,21 @@ class BomItemSerializer(InvenTreeModelSerializer):
sub_part_detail = PartBriefSerializer(source='sub_part', many=False, read_only=True)
price_range = serializers.CharField(read_only=True)
def __init__(self, *args, **kwargs):
# part_detail and sub_part_detail serializers are only included if requested.
# This saves a bunch of database requests
part_detail = kwargs.pop('part_detail', False)
sub_part_detail = kwargs.pop('sub_part_detail', False)
super(BomItemSerializer, self).__init__(*args, **kwargs)
if part_detail is not True:
self.fields.pop('part_detail')
if sub_part_detail is not True:
self.fields.pop('sub_part_detail')
@staticmethod
def setup_eager_loading(queryset):
queryset = queryset.prefetch_related('part')