pref:设备命令下发记录响应结果没有显示为无

@@ -6,7 +6,8 @@
       </template>
       <template #responseContent="{ record }">
         <div v-if="!record.request?.oneway">
-          <a-button type="link" class="ml-2" @click="handleRecordResponseContent(record)">
+          <a-button v-if="record?.response === null" type="text" class="ml-2"> 无 </a-button>
+          <a-button v-else type="link" class="ml-2" @click="handleRecordResponseContent(record)">
             查看
           </a-button>
         </div>
@@ -55,7 +56,6 @@
     commonModalInfo('命令下发内容', jsonParams?.params ? jsonParams?.params : jsonParams);
   };
   const handleRecordResponseContent = (record) => {
-    if (!record?.response) return;
     const jsonParams = record?.response;
     commonModalInfo('响应结果', jsonParams);
   };