修改问诊金额未0时优惠卷使用情况

app/Services/InquiryService.php

@@ -128,9 +128,11 @@ class InquiryService extends BaseService
         $DoctorInquiryService = new DoctorInquiryService();
         $inquiry_price = $DoctorInquiryService->getDoctorInquiryPrice($request_params['inquiry_type'], $request_params['inquiry_mode'], $request_params['doctor_id'] ?: "");
 
+        if ($inquiry_price > 0){
             // 获取可用优惠卷
             $CouponService = new CouponService();
             $user_coupon = $CouponService->getUserUsableCouponOne($user_info['user_id'], $request_params['inquiry_type']);
+        }
 
         // 确定支付渠道
         // 支付渠道（1:小程序支付 2:微信扫码支付）