Public/hua_fei/pay.php

<?php
header("Content-type: text/json; charset=utf-8");
$phone=str_replace(" ","",$_POST['phone']??"");
$price=$_POST['price'];
$order_sn=uniqid('order_sn');

$admin_id=$_SESSION['admin_id'];
$data=[
    "user_id"=>$admin_id,
    "price"=>$price,
    "phone"=>$phone,
    "order_sn"=>$order_sn,
    "created_at"=>date("Y-m-d H:i:s"),
    "updated_at"=>date("Y-m-d H:i:s"),
];
$statement=$pdo->prepare("insert into recharge(`user_id`,`price`,`phone`,`order_sn`,`created_at`,`updated_at`) values(?,?,?,?,?,?)");
$res=$statement->execute(array_values($data));
if(!$res)exit(json_encode(['code'=>0,"msg"=>"创建订单失败"]));
$id=$pdo->lastInsertId();
$url  = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http";
$url .= "://" . $_SERVER['HTTP_HOST'];

$request_data=[
    "mch_id"=>"tongue",
    "ptype"=>82,
    "from_name"=>"充值",
    "order_sn"=>$order_sn,
    "money"=>$price,
    "goods_desc"=>"充值",
    "client_ip"=>$_SERVER['REMOTE_ADDR']??"127.0.0.1",
    "format"=>"json",
    "notify_url"=>$url."/notify",
    "pay_backurl"=>$url,
    "time"=>time(),
];


ksort($request_data);
$request_data['key']="37cd2d09c84f6ff7f1d28960ef82c4e533a3c047";
$request_data['sign']=md5(urldecode(http_build_query($request_data)));

unset($request_data['key']);
//echo "<pre>";
//var_dump(http_build_query($request_data));
//var_dump($request_data);
//echo "</pre>";
//exit();

//正式环境打开
file_put_contents(date("Y-m-d").'pay.log',date("H:i:s")."请求：".http_build_query($request_data)."\r\n",FILE_APPEND);
$res=curl_request("http://47.236.143.199/?c=Pay&".http_build_query($request_data),array(),"get",array("content-type: text/html"),false);
file_put_contents(date("Y-m-d").'pay.log',date("H:i:s")."响应".$res."\r\n",FILE_APPEND);
$res=json_decode($res,true);

//$res=json_decode('{"code":"1","msg":"下单成功","data":{"order_sn":"ZZHF20240126214407639","ptype":"82","ptype_name":"","realname":null,"account":null,"money":"30","bank":"","branch_name":"","qrcode":"https:\/\/hh5ad.hnapay.com\/pay\/order.shtml?orderId=2024012676143559&orderKey=fef8f40cc98edd2dffc4041dedcd1d2b3aac9eb0"}}',true);

if($res['code']!=1)exit(json_encode(['code'=>0,"msg"=>"下单失败"]));
$statement=$pdo->exec("update recharge set `app_order_sn`='{$res['data']['order_sn']}' where id={$id}");

exit(json_encode(['code'=>1,'msg'=>'success',"data"=>['pay_url'=>$res['data']['qrcode']]]));



//exit(json_encode(['code'=>1,"msg"=>"","data"=>[
//    "pay_url"=>$res['']
//]]));