React Sorusu

test.js

const calculateETA = (time: string) => Math.ceil(moment.duration(moment(time).diff(moment())).asMinutes());

React.useEffect(() => {
  if (eta) {
    setState(calculateETA(eta));

    const intervalId = setInterval(() => {
      setState(calculateETA(eta));
    }, 60000);
    
    return () => clearInterval(intervalId);
  }
}, [eta]);

return state && state > 0 ? ( ... )