登录验证码问题

@@ -242,7 +242,18 @@ const local = {
                 });
             }
 
+            if (req.session.hasGetSMS) {
+                return res.json({
+                    code: 400,
+                    message: '发送失败'
+                });
+            }
+
             LoginService.sendPasswordBySMS(area, mobile).then((result) => {
+                if (result && result.code === 200) {
+                    req.session.hasGetSMS = true;
+                }
+
                 return res.json(result);
             }).catch(next);
         },