import * as React from 'react';
export function useIsMobile(break_point: number = 768) {
const [isMobile, setIsMobile] = React.useState<boolean | undefined>(
undefined,
);
React.useEffect(() => {
const mql = window.matchMedia(`(max-width: ${break_point - 1}px)`);
const onChange = () => {
setIsMobile(window.innerWidth < break_point);
};
mql.addEventListener('change', onChange);
setIsMobile(window.innerWidth < break_point);
return () => mql.removeEventListener('change', onChange);
}, []);
return !!isMobile;
}