<?php

namespace WebPlugin\Pay\weixin;

use WebPlugin\Pay\weixin\lib\WxPayApi;
use WebPlugin\Pay\weixin\lib\WxPayNotify;

class PayNotifyCallBack extends WxPayNotify
{

    //查询订单
    public function Queryorder($transaction_id)
    {
        $input = new WxPayOrderQuery();
        $input->SetTransaction_id($transaction_id);
        $result = WxPayApi::orderQuery($input);
        if (array_key_exists("return_code", $result) && array_key_exists("result_code", $result) && $result["return_code"] == "SUCCESS" && $result["result_code"] == "SUCCESS") {
            return true;
        }
        return false;
    }

    //重写回调处理函数
    public function NotifyProcess($data, &$msg)
    {
        if (!array_key_exists("transaction_id", $data)) {
            $msg = "输入参数不正确";
            return false;
        }
        //查询订单，判断订单真实性
        if (!$this->Queryorder($data["transaction_id"])) {
            $msg = "订单查询失败";
            return false;
        }
        return true;
    }

}