# -*- coding: utf-8 -*- # Part of Odoo. See LICENSE file for full copyright and licensing details. from odoo import models class SaleAdvancePaymentInv(models.TransientModel): _inherit = "sale.advance.payment.inv" def _prepare_invoice_values(self, order, so_line, accounts): res = super()._prepare_invoice_values(order, so_line, accounts) if order.country_code == 'IN': res['l10n_in_gst_treatment'] = order.l10n_in_gst_treatment if order.l10n_in_reseller_partner_id: res['l10n_in_reseller_partner_id'] = order.l10n_in_reseller_partner_id return res