pos_loyalty_discount_before.../models/pos_session.py

75 lines
3.5 KiB
Python

from odoo import models, _
from odoo.tools import float_is_zero
class PosSession(models.Model):
_inherit = 'pos.session'
def _create_account_move(self, balancing_account=False, amount_to_balance=0, bank_payment_method_diffs=None):
"""
Extend _create_account_move to generate additional journal entry lines
for 100% discount orders (where total amount is 0).
"""
# Call super to generate the standard move
data = super(PosSession, self)._create_account_move(balancing_account, amount_to_balance, bank_payment_method_diffs)
if not self.config_id.discount_100_income_account_id or not self.config_id.discount_100_expense_account_id:
return data
# Identify orders with 0 absolute paid amount but non-zero gross amount
# We look for orders where amount_total is near zero.
# Note: 100% discount orders have amount_total = 0.
MoveLine = data.get('MoveLine')
if not MoveLine:
# Depending on Odoo 19's internal structure changes, fallback / ensure MoveLine exists. Odoo 17 returns a dict with 'MoveLine'.
MoveLine = self.env['account.move.line']
income_account = self.config_id.discount_100_income_account_id
expense_account = self.config_id.discount_100_expense_account_id
# Helper to convert amount to company currency if needed, similar to Odoo's internals
def _get_amounts(amount, date):
return self._update_amounts({'amount': 0, 'amount_converted': 0}, {'amount': amount}, date)
zero_value_moves = []
for order in self._get_closed_orders():
if float_is_zero(order.amount_total, precision_rounding=self.currency_id.rounding):
# Calculate the exact discount amount applied by loyalty rewards
discount_amount = sum(
abs(line.price_subtotal)
for line in order.lines
if line.price_subtotal < 0 and (getattr(line, 'is_reward_line', False) or getattr(line, 'reward_id', False))
)
if float_is_zero(discount_amount, precision_rounding=self.currency_id.rounding):
continue
amounts = _get_amounts(discount_amount, order.date_order)
# Create Credit Line (Income)
# We use _credit_amounts helper logic style manually
credit_vals = {
'name': _('100%% Discount Income: %s') % order.name,
'account_id': income_account.id,
'move_id': self.move_id.id,
'partner_id': order.partner_id.id or False,
}
credit_vals.update(self._credit_amounts(credit_vals, amounts['amount'], amounts['amount_converted']))
zero_value_moves.append(credit_vals)
# Create Debit Line (Expense/Discount)
debit_vals = {
'name': _('100%% Discount Expense: %s') % order.name,
'account_id': expense_account.id,
'move_id': self.move_id.id,
'partner_id': order.partner_id.id or False,
}
debit_vals.update(self._debit_amounts(debit_vals, amounts['amount'], amounts['amount_converted']))
zero_value_moves.append(debit_vals)
if zero_value_moves and self.move_id:
MoveLine.with_context(check_move_validity=False).create(zero_value_moves)
return data