# -*- coding: utf-8 -*- from odoo import models, fields, api class SaleOrder(models.Model): _inherit = 'sale.order' event_rental_request_id = fields.Many2one( 'event.rental.request', string='Event Rental Request', readonly=True, copy=False ) def action_confirm(self): res = super(SaleOrder, self).action_confirm() for order in self: if order.event_rental_request_id: order.event_rental_request_id.write({ 'status': 'confirmed' }) order.event_rental_request_id.message_post( body=f"Sales Order {order.name} has been confirmed. Rental booking status set to Confirmed." ) return res def action_cancel(self): res = super(SaleOrder, self).action_cancel() for order in self: if order.event_rental_request_id: order.event_rental_request_id.write({ 'status': 'rejected' }) order.event_rental_request_id.message_post( body=f"Sales Order {order.name} was cancelled. Rental booking status set to Rejected." ) return res