feat(feature): 只有UFO优惠券才做校验

@@ -30,24 +30,27 @@ let captchaReq = new models.DescribeCaptchaResultRequest();
  */
  */
 module.exports = function(req, res, next) {
 module.exports = function(req, res, next) {
 
 
-  const params = {
-    AppSecretKey,
-    CaptchaAppId: appId,
-    CaptchaType: 9,
-    UserIp: req.yoho.clientIp,
-    Ticket: req.query.ticket,
-    Randstr: req.query.randstr
-  };
-  captchaReq.from_json_string(`${params}`);
-
-
-  // eslint-disable-next-line new-cap
-  client.DescribeCaptchaResult(captchaReq, function(errMsg) {
-
-      if (errMsg) {
-          return res.jsonp({code: 400, message: errMsg.Message});
-      }
-
-      next();
-  });
+  if (req.query.coupontype === 'ufo') {
+    const params = {
+      AppSecretKey,
+      CaptchaAppId: appId,
+      CaptchaType: 9,
+      UserIp: req.yoho.clientIp,
+      Ticket: req.query.ticket,
+      Randstr: req.query.randstr
+    };
+
+    captchaReq.from_json_string(JSON.stringify(params));
+
+    // eslint-disable-next-line new-cap
+    client.DescribeCaptchaResult(captchaReq, function(errMsg) {
+        if (errMsg) {
+            return res.jsonp({code: 400, message: errMsg.Message});
+        }
+        next();
+    });
+  } else {
+    // eslint-disable-next-line callback-return
+    next();
+  }
 };
 };