23 lines
576 B
TypeScript
23 lines
576 B
TypeScript
import { useEffect, useState } from 'react';
|
|
|
|
export function useOnline() {
|
|
const [isOnline, setIsOnline] = useState(
|
|
typeof navigator !== 'undefined' ? navigator.onLine : false
|
|
);
|
|
|
|
const setOnline = () => setIsOnline(true);
|
|
const setOffline = () => setIsOnline(false);
|
|
|
|
useEffect(() => {
|
|
window.addEventListener('online', setOnline);
|
|
window.addEventListener('offline', setOffline);
|
|
|
|
return () => {
|
|
window.removeEventListener('online', setOnline);
|
|
window.removeEventListener('offline', setOffline);
|
|
};
|
|
}, []);
|
|
|
|
return isOnline;
|
|
}
|