摄像头预览之前先判断是否在线

src/views/iot/tplink/camera/components/CameraInfoList.vue

@@ -65,7 +65,7 @@
                 <span class="antTitle">画面配置</span>
               </span> -->
             </p>
-              
+
         </a-card>
       </a-col>
       <a-col v-if="tableData.total==0" >
@@ -102,7 +102,7 @@ import {ref, reactive, createVNode, h, onMounted, watch, unref} from 'vue';
   import { BasicTable, useTable, TableAction } from '/@/components/Table';
   import { useListPage } from '/@/hooks/system/useListPage';
   import { columns, searchFormSchema } from '../camera.data';
-  import { list } from '../camera.api';
+import {getImageCommon, list} from '../camera.api';
   import { useUserStore } from '/@/store/modules/user';
   import { useDrawer } from "@/components/Drawer";
   import { useRouter } from 'vue-router';
@@ -112,7 +112,7 @@ import {ref, reactive, createVNode, h, onMounted, watch, unref} from 'vue';
 import { JInput } from '/@/components/Form';
   import JDictSelectTag from '/@/components/Form/src/jeecg/components/JDictSelectTag.vue';
   import CameraPictureConfigModal from '/@/views/iot/tplink/camera/components/CameraPictureConfigModal.vue';
-  
+
 
   const props = defineProps({
     data: { type: Object, default: () => ({}) },
@@ -156,8 +156,19 @@ const pageParams = ref({ pageNo: 1, pageSize: 8 })
    * 预览
    */
   function handlePreview(record: Recordable) {
-    previewModal.value.disableSubmit = true;
-    previewModal.value.edit(record);
+    if (record.deviceIndex == null) {
+      return
+    }
+    getImageCommon({
+      "deviceIndex": record.deviceIndex,
+      "type": "switch"
+    }).then(res => {
+      previewModal.value.disableSubmit = true;
+      previewModal.value.edit(record);
+    }).catch(res=>{
+      reload();
+    });
+
   }
 
   /**
@@ -183,7 +194,7 @@ const pageParams = ref({ pageNo: 1, pageSize: 8 })
     cameraPictureConfigModal.value.edit(params);
 
   }
- 
+
 
   /**
    * 左侧树选择后触发
@@ -207,7 +218,7 @@ const pageParams = ref({ pageNo: 1, pageSize: 8 })
       tableData.value = res;
     });
   }
-  
+
   /**
    * 重置
    */
@@ -216,7 +227,7 @@ const pageParams = ref({ pageNo: 1, pageSize: 8 })
     //刷新数据
     reload();
   }
-  
+
 
   onMounted(() => {
     watch(