bot-28/app/Services/Payment/SanJinService.php

<?php

namespace App\Services\Payment;

use GuzzleHttp\Client;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Psr7\Response;
use App\Services\BaseService;

class SanJinService extends BaseService
{
    // SanJin payment service methods would go here
    const REQUEST_URL = 'https://api.qbdf13.com/';

    const ALIPAY_TO_CARD = 'DF001'; // 支付宝转银行卡
    const ALIPAY_TO_ALIPAY = 'DF002'; // 支付宝转支付宝

    // 获取异步的通知地址
    public static function getNotifyUrl()
    {
        return 'https://botpc28.testx2.cc/api/pay/notify';
    }
    
    /**
     * @description: 获取请求客户端
     * @return {*}
     */
    public static function getClient(): Client
    {
        return new Client([
            'base_uri' => self::REQUEST_URL,
            'timeout' => 5.0,
        ]);
    }

    /**
     * @description: 查询商户余额
     * @return {array}
     *         {array.success - 是否成功 true|false}
     *         {array.msg - 返回错误消息}
     *         {array.code - 返回状态码：200成功，其他失败}
     *         {array.timestamp - 时间戳 13位}
     *         {array.data - 商户余额}
     */    
    public static function findBalance()
    {
        $merchant_id  = config('app.tree_payment_merchant_id');
        $secret = config('app.tree_payment_secret');
        $sign = md5($merchant_id . $secret);
        $data = [
            'merchantNum' => $merchant_id,
            'sign' => $sign,
        ];

        $client = self::getClient();
        $response = $client->get('api/findBalance', [
            'query' => $data,
        ]);
        $body = $response->getBody();
        return json_decode($body->getContents(), true);
    }

    
    public static function pay($amount, $order_no, $payType = self::ALIPAY_TO_ALIPAY)
    {
        $data = [];
        $merchant_id  = config('app.tree_payment_merchant_id');
        $secret = config('app.tree_payment_secret');
        $notify_url = self::getNotifyUrl();
        $data['merchantNum'] = $merchant_id;
        $data['amount'] = $amount;
        $data['orderNo'] = $order_no;
        $data['notifyUrl'] = $notify_url;
        $data['payType'] = self::ALIPAY_TO_ALIPAY;
        // $data['returnUrl'] = $return_url;

        $signStr = $merchant_id .  $order_no . $amount . $secret;
        $sign = md5($signStr);
        $data['sign'] = $sign;

        $client = self::getClient();
        $response = $client->post('api/pay', [
                'form_params' => $data,
                'headers' => [
                    'Content-Type' => 'application/x-www-form-urlencoded',
                ]
            ]);
        $body = $response->getBody();
        $result = json_decode($body->getContents(), true);
        
        return $result;
    }
}