# -*- coding: utf-8 -*-

from odoo import api, models

class SaleOrder(models.Model):
    _inherit = 'sale.order'

    def _get_program_domain(self):
        domain = super()._get_program_domain()
        return domain + [('state', '=', 'approved')]

    def _get_trigger_domain(self):
        domain = super()._get_trigger_domain()
        return domain + [('state', '=', 'approved')]