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Merge pull request #1013 from ae-utbm/fix-balance-updat

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fix `CustomerQuerySet.update_balance`
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Bartuccio Antoine 2025-01-23 15:19:45 +01:00 committed by GitHub
commit 75be6454eb
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2 changed files with 23 additions and 3 deletions
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7
counter/models.py
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@ -52,7 +52,8 @@ class CustomerQuerySet(models.QuerySet):
def update_amount(self) -> int:
"""Update the amount of all customers selected by this queryset.
The result is given as the sum of all refills minus the sum of all purchases.
The result is given as the sum of all refills
minus the sum of all purchases paid with the AE account.
Returns:
The number of updated rows.
@ -73,7 +74,9 @@ class CustomerQuerySet(models.QuerySet):
.values("res")
)
money_out = Subquery(
Selling.objects.filter(customer=OuterRef("pk"))
Selling.objects.filter(
customer=OuterRef("pk"), payment_method="SITH_ACCOUNT"
)
.values("customer_id")
.annotate(res=Sum(F("unit_price") * F("quantity"), default=0))
.values("res")

19
counter/tests/test_customer.py
View File

@ -442,6 +442,7 @@ def test_update_balance():
_quantity=len(customers),
unit_price=10,
quantity=1,
payment_method="SITH_ACCOUNT",
_save_related=True,
),
*sale_recipe.prepare(
@ -449,10 +450,26 @@ def test_update_balance():
_quantity=3,
unit_price=5,
quantity=2,
payment_method="SITH_ACCOUNT",
_save_related=True,
),
sale_recipe.prepare(
customer=customers[4], quantity=1, unit_price=50, _save_related=True
customer=customers[4],
quantity=1,
unit_price=50,
payment_method="SITH_ACCOUNT",
_save_related=True,
),
*sale_recipe.prepare(
# all customers also bought products without using their AE account.
# All purchases made with another mean than the AE account should
# be ignored when updating the account balance.
customer=iter(customers),
_quantity=len(customers),
unit_price=50,
quantity=1,
payment_method="CARD",
_save_related=True,
),
]
Selling.objects.bulk_create(sales)