# -*- coding: utf-8 -*- # Part of Odoo. See LICENSE file for full copyright and licensing details. from odoo import api, fields, models class SaleOrder(models.Model): _inherit = "sale.order" l10n_in_reseller_partner_id = fields.Many2one('res.partner', string='Reseller', domain="[('vat', '!=', False), '|', ('company_id', '=', False), ('company_id', '=', company_id)]", readonly=False) l10n_in_gst_treatment = fields.Selection([ ('regular', 'Registered Business - Regular'), ('composition', 'Registered Business - Composition'), ('unregistered', 'Unregistered Business'), ('consumer', 'Consumer'), ('overseas', 'Overseas'), ('special_economic_zone', 'Special Economic Zone'), ('deemed_export', 'Deemed Export'), ('uin_holders', 'UIN Holders'), ], string="GST Treatment", readonly=False, compute="_compute_l10n_in_gst_treatment", store=True) @api.depends('partner_id') def _compute_l10n_in_gst_treatment(self): for order in self: # set default value as False so CacheMiss error never occurs for this field. order.l10n_in_gst_treatment = False if order.country_code == 'IN': l10n_in_gst_treatment = order.partner_id.l10n_in_gst_treatment if not l10n_in_gst_treatment and order.partner_id.country_id and order.partner_id.country_id.code != 'IN': l10n_in_gst_treatment = 'overseas' if not l10n_in_gst_treatment: l10n_in_gst_treatment = order.partner_id.vat and 'regular' or 'consumer' order.l10n_in_gst_treatment = l10n_in_gst_treatment def _prepare_invoice(self): invoice_vals = super(SaleOrder, self)._prepare_invoice() if self.country_code == 'IN': invoice_vals['l10n_in_reseller_partner_id'] = self.l10n_in_reseller_partner_id.id invoice_vals['l10n_in_gst_treatment'] = self.l10n_in_gst_treatment return invoice_vals