phzhik/kwork-poizonstore
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* Null-check for gifts

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This commit is contained in:
Phil Zhitnikov 2023-11-23 03:39:06 +04:00
parent d0ec77c067
commit c6d8bb0349
1 changed files with 5 additions and 4 deletions
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9
store/models.py
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@ -637,16 +637,17 @@ class Checklist(models.Model):
self.generate_preview() self.generate_preview()
# Update available gifts count # Update available gifts count
if self.gift != old_obj.gift: old_gift = getattr(old_obj, 'gift', None)
if self.gift != old_gift:
# Decrement new gift # Decrement new gift
if self.gift: if self.gift:
self.gift.available_count = max(0, self.gift.available_count - 1) self.gift.available_count = max(0, self.gift.available_count - 1)
self.gift.save() self.gift.save()
# Increment new gift # Increment new gift
if old_obj.gift: if old_gift:
old_obj.gift.available_count = max(0, old_obj.gift.available_count + 1) old_gift.available_count = max(0, old_gift.available_count + 1)
old_obj.gift.save() old_gift.save()
# Save price details to snapshot # Save price details to snapshot
if self.price_snapshot_id: if self.price_snapshot_id: