admin.suherdy/pos_loyalty_discount_before_tax
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fix: Calculate loyalty discount income from specific reward line amounts instead of gross sales.

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This commit is contained in:
Suherdy Yacob 2026-03-09 14:49:58 +07:00
parent 98a739b9d3
commit 6640b0bc98
1 changed files with 7 additions and 6 deletions
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13
models/pos_session.py
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@ -40,17 +40,18 @@ class PosSession(models.Model):
# Net: $0 # Net: $0
# We want to record: Credit Income $100, Debit Expense $100. # We want to record: Credit Income $100, Debit Expense $100.
# We can sum the positive lines to get the "Sale Value". # Calculate the exact discount amount applied by loyalty rewards
gross_amount = sum( # This avoids treating downpayments or refunds as "100% Discount Income"
line.price_subtotal discount_amount = sum(
abs(line.price_subtotal)
for line in order.lines for line in order.lines
if line.price_subtotal > 0 if line.price_subtotal < 0 and (getattr(line, 'is_reward_line', False) or getattr(line, 'reward_id', False))
) )
if float_is_zero(gross_amount, precision_rounding=self.currency_id.rounding): if float_is_zero(discount_amount, precision_rounding=self.currency_id.rounding):
continue continue
amounts = _get_amounts(gross_amount, order.date_order) amounts = _get_amounts(discount_amount, order.date_order)
# Create Credit Line (Income) # Create Credit Line (Income)
# We use _credit_amounts helper logic style manually # We use _credit_amounts helper logic style manually