addwin/wallet
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

not enough balance error

Browse source
This commit is contained in:
sahama 2024-08-11 15:09:30 +03:30
parent 6f568125b3
commit f385f4a0e6
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
apps/wallet/models.py
View file

@ -67,6 +67,8 @@ class Transaction(models.Model):
def withdraw_from_payer_balance(self): def withdraw_from_payer_balance(self):
payer = self.get_payer() payer = self.get_payer()
if self.amount > payer.balance:
raise APIException('not enough balance')
payer.balance = F('balance') - self.amount payer.balance = F('balance') - self.amount
payer.save(update_fields=['balance']) payer.save(update_fields=['balance'])