shakethefrog/app/hooks/useIsMobile.ts

import { useState, useEffect } from 'react';

export function useIsMobile() {
  const [isMobile, setIsMobile] = useState(false);

  useEffect(() => {
    const checkIfMobile = () => {
      const userAgent = window.navigator.userAgent.toLowerCase();
      const mobileRegex = /android|webos|iphone|ipad|ipod|blackberry|iemobile|opera mini/i;
      setIsMobile(mobileRegex.test(userAgent));
    };

    checkIfMobile();
    window.addEventListener('resize', checkIfMobile);

    return () => window.removeEventListener('resize', checkIfMobile);
  }, []);

  return isMobile;
}