diff --git a/app/Pusher.php b/app/Pusher.php
index e892da4..b0a06dc 100644
--- a/app/Pusher.php
+++ b/app/Pusher.php
@@ -30,6 +30,10 @@ class Pusher
 
     public function onMessage(TcpConnection $connection, $data)
     {
+        $data=json_decode($data,true);
+        if(isset($data[0])&&$data[0]['content']==''){
+            return  $connection->send(['header'=>['code'=>10003,'message'=>'消息不能为空']]);
+        }
         if ($data != '') {
             $client = new Client($this->assembleAuthUrl('wss://spark-api.xf-yun.com/v2.1/chat'));
             // 连接到 WebSocket 服务器
@@ -60,6 +64,9 @@ class Pusher
                             break;
                         }
                     }
+                    if($code==10004){
+                        return  $connection->send(['header'=>['code'=>10004,'message'=>'上下文超出限制，请清空后重试']]);
+                    }
                 }
             }
         }
@@ -84,15 +91,13 @@ class Pusher
             "chat" => array(
                 "domain" => "generalv2",
                 "temperature" => 0.5,
-                "max_tokens" => 1024
+                "max_tokens" => 8192
             )
         );
 
         $payload = array(
             "message" => array(
-                "text" => array(
-                    array("role" => "user", "content" => $question)
-                )
+                "text" => $question
             )
         );