import React, { useState, useEffect } from 'react'; import LogTable from '../components/log-table'; import { LOGS_ALL, fetchData } from '../utils/apis'; const FETCH_INTERVAL = 5 * 1000; // 5 sec export default function Logs() { const [logs, setLogs] = useState([]); const getInfo = async () => { try { const result = await fetchData(LOGS_ALL); setLogs(result); } catch (error) { console.log('==== error', error); } }; useEffect(() => { let getStatusIntervalId = null; setInterval(getInfo, FETCH_INTERVAL); getInfo(); getStatusIntervalId = setInterval(getInfo, FETCH_INTERVAL); // returned function will be called on component unmount return () => { clearInterval(getStatusIntervalId); }; }, []); return ; }