Odoo18-Base/addons/point_of_sale/models/account_tax.py

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2025-03-10 11:12:23 +07:00
# -*- coding: utf-8 -*-
from odoo import _, api, models
from odoo.exceptions import UserError
from odoo.tools import split_every
class AccountTax(models.Model):
_inherit = 'account.tax'
def write(self, vals):
forbidden_fields = {
'amount_type', 'amount', 'type_tax_use', 'tax_group_id', 'price_include',
'include_base_amount', 'is_base_affected',
}
if forbidden_fields & set(vals.keys()):
lines = self.env['pos.order.line'].sudo().search([
('order_id.session_id.state', '!=', 'closed')
])
self_ids = set(self.ids)
for lines_chunk in map(self.env['pos.order.line'].sudo().browse, split_every(100000, lines.ids)):
if any(tid in self_ids for ts in lines_chunk.read(['tax_ids']) for tid in ts['tax_ids']):
raise UserError(_(
'It is forbidden to modify a tax used in a POS order not posted. '
'You must close the POS sessions before modifying the tax.'
))
lines_chunk.invalidate_cache(['tax_ids'], lines_chunk.ids)
return super(AccountTax, self).write(vals)