huahuibao/app/shop/controllers/PurchaseController.php

<?php

namespace shop\controllers;

use biz\purchase\classes\PurchaseClass;
use Yii;
use common\components\util;

class PurchaseController extends BaseController
{

    //生成采购单 shish 2021.1.17
    public function actionCreateOrder()
    {
        $post = Yii::$app->request->post();
        $product = $post['product'] ?? '';
        $arr = json_decode($product, true);

        //判断product数据是不是同个供货商的

        $post['product'] = $arr;
        PurchaseClass::addPurchase($post);
        util::complete();
    }

}