from odoo import models, api

class StockRule(models.Model):
    _inherit = 'stock.rule'

    def _run_buy(self, procurements):
        res = super(StockRule, self)._run_buy(procurements)
        # 判断是否根据规则生成新的采购申请单据，如果生成则修改状态为 approved
        origins = list(set([procurement[0].origin for procurement in procurements]))
        for origin in origins:
            pr_ids = self.env["purchase.request"].sudo().search(
                [('origin', 'like', origin), ('rule_new_add', '=', True), ('state', '=', 'draft')])
            if pr_ids:
                pr_ids.write({'need_validation': False})
                pr_ids.write({"state": "approved", 'need_validation': True, 'rule_new_add': False})
        return res