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# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
from trytond.model import fields
from trytond.pool import Pool, PoolMeta
from trytond.transaction import Transaction
class Sale(metaclass=PoolMeta):
__name__ = 'sale.sale'
@fields.depends('company', methods=['_cash_round_total_amount'])
def on_change_lines(self):
pool = Pool()
Config = pool.get('account.configuration')
config = Config(1)
super().on_change_lines()
cash_rounding = config.get_multivalue(
'cash_rounding', company=self.company.id if self.company else None)
if cash_rounding:
self.total_amount = self._cash_round_total_amount(
self.total_amount)
@classmethod
def get_amount(cls, sales, names):
pool = Pool()
Config = pool.get('account.configuration')
amounts = super().get_amount(sales, names)
if 'total_amount' in names:
config = Config(1)
total_amounts = amounts['total_amount']
for sale in sales:
if config.get_multivalue(
'cash_rounding', company=sale.company.id):
amount = total_amounts[sale.id]
amount = sale._cash_round_total_amount(amount)
total_amounts[sale.id] = amount
return amounts
@fields.depends('currency', 'payment_term', 'company')
def _cash_round_total_amount(self, amount):
from trytond.modules.account_invoice.exceptions import (
PaymentTermComputeError)
pool = Pool()
Date = pool.get('ir.date')
if self.currency:
amounts = [amount]
if self.payment_term and self.company:
with Transaction().set_context(company=self.company.id):
today = Date.today()
try:
term_lines = self.payment_term.compute(
amount, self.company.currency, today)
amounts = [a for _, a in term_lines]
except PaymentTermComputeError:
pass
amount = sum(map(self.currency.cash_round, amounts))
return amount
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