1.simplest-hook.ts

import { useEffect, useState } from 'react';

export const useSimplestHook = () => {
    const [isTrue, setIsTrue] = useState(false);

    useEffect(() => {
        const id = setTimeout(() => {
            setIsTrue(true);
        }, 1000);

        return () => {
            clearTimeout(id);
        };
    }, []);

    const toggle = () => {
        setIsTrue(!isTrue);
    };

    return { isTrue, toggle };
};