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Prevent calculation of 'allocation_count' before model is saved (#3235)

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Oliver
2022-06-22 20:50:21 +10:00
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parent 63b4ff3eb6
commit 9b4e443289
1 changed files with 5 additions and 0 deletions
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5
InvenTree/part/models.py
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@ -1318,6 +1318,11 @@ class Part(MetadataMixin, MPTTModel):
def allocation_count(self, **kwargs): def allocation_count(self, **kwargs):
"""Return the total quantity of stock allocated for this part, against both build orders and sales orders.""" """Return the total quantity of stock allocated for this part, against both build orders and sales orders."""
if self.id is None:
# If this instance has not been saved, foreign-key lookups will fail
return 0
return sum( return sum(
[ [
self.build_order_allocation_count(**kwargs), self.build_order_allocation_count(**kwargs),