优化告警通知,页面失焦时不再调用

@@ -127,10 +127,19 @@ export function useAlarmNotify(params: UseAlarmNotifyParams = {}) {
     clearInterval(timeout as NodeJS.Timer);
     clearInterval(timeout as NodeJS.Timer);
     timeout = null;
     timeout = null;
   };
   };
+
   onMounted(() => {
   onMounted(() => {
     if (getRoleHasNotifyFlag()) polling();
     if (getRoleHasNotifyFlag()) polling();
   });
   });
 
 
+  document.addEventListener('visibilitychange', () => {
+    if (document.hidden) {
+      clearTimeout();
+    } else {
+      polling();
+    }
+  });
+
   onUnmounted(() => {
   onUnmounted(() => {
     clearTimeout();
     clearTimeout();
   });
   });