http://auction.onewi.com.cn/index.php/ebapi/test/gettoken.html? 退款备忘目录 /www/wwwroot/admin.artqingyi.com/vendor/overtrue/wechat/src/Foundation 1.系统退单admin/storeorder /updateRefundY 2.检测行为 获得访问的是extend/hookeservice/listen 3.行为执行app/core/behavi/peymentbehavi/routinePayOrderRefund WechatService::payOrderRefund 4.小程序退款接口app/core/util/MiniProgramService/payOrderRefund 内部再调用refund 5.调起支付服务/paymentService->refund 223 EasyWeChat\Foundation\Application; \EasyWeChat\Payment\Payment $payment self::application()->payment; vendor/overtrue/wechat/src/Foundation/ServiceProviders 6.payment 的api payment->refund 退款请求 wrapApi利用这个拼接接口515/行 safeRequest 482 进行请qi 其中的参数 'cert' => $this->merchant->get('cert_path'), 'ssl_key' => $this->merchant->get('key_path'), EasyWeChat\\Payment\\Merchant这个里面获得，而这个继承的 EasyWeChat\Support\Attribute; 7.异常处理返回未看见