<?php

class NativePay
{
    public function GetPrePayUrl($productId)
    {
        $biz = new WxPayBizPayUrl();
        $biz->SetProduct_id($productId);
        $values = WxpayApi::bizpayurl($biz);
        $url = "weixin://wxpay/bizpayurl?" . $this->ToUrlParams($values);
        return $url;
    }

    private function ToUrlParams($urlObj)
    {
        $buff = "";
        foreach ($urlObj as $k => $v) {
            $buff .= $k . "=" . $v . "&";
        }
        $buff = trim($buff, "&");
        return $buff;
    }

    public function GetPayUrl($input)
    {
        if ($input->GetTrade_type() == "NATIVE") {
            $result = WxPayApi::unifiedOrder($input);
            return $result;
        }
    }
}

?>