javascript source code of darktoggle

import React, { useEffect, useState } from "react";
// import { useMediaQuery } from "react-responsive";
import Toggle from 'react-toggle'
import { BsMoon } from "react-icons/bs";
import { BsSun } from "react-icons/bs";

const DARK_CLASS = "dark";

const DarkToggle = () => {

  const [isDark, setIsDark] = useState(false);
  
  useEffect(() => {
    try {
      // console.log("checking dark ls")
      const dark = localStorage.getItem('prevState')
      // console.log('prevState', dark)
      // console.log("typeof dark",typeof(dark))
      if(dark != null) {
        setIsDark(dark==='true')
        if (dark) {
          document.documentElement.classList.add(DARK_CLASS)
        } else {
          document.documentElement.classList.remove(DARK_CLASS)
        }
      }
    }
    catch(e) {

    }
  }, [])

     useEffect(() => {
      // console.log("changin dark",isDark)
       if (isDark) {
         document.documentElement.classList.add(DARK_CLASS)
       } else {
         document.documentElement.classList.remove(DARK_CLASS)
       }
     }, [isDark]);

    //  console.log("isDark", isDark)

  return (

    <Toggle 
        className="DarkToggle"
        onChange={event => {
          setIsDark(event.target.checked)
          localStorage.setItem('prevState', event.target.checked)
        }}
        checked={isDark}
        icons={{checked: <BsMoon color="white" />, unchecked: <BsSun color="yellow"/>}}
        aria-label="Dark mode"
    />
  );
};
export default DarkToggle;