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import { useEffect, useRef, useState } from 'react';
import './active.css';
function Home() {
const [index, setIndex] = useState(0);
const colors = ['#FF0000', '#00FF00', '#0000FF'];
const timeout = useRef(0);
useEffect(() => {
resetTimeout();
timeout.current = window.setTimeout(
() =>
setIndex((prevIndex) =>
prevIndex === colors.length - 1 ? 0 : prevIndex + 1
),
2500
);
return () => {
resetTimeout();
};
}, [index]);
const resetTimeout = () => {
if (timeout.current) {
clearTimeout(timeout.current);
}
};
return (
<div style={{ margin: 'auto', overflow: 'hidden' }}>
<div
style={{
whiteSpace: 'nowrap',
transform: `translateX(${-index * 100}%)`,
transition: 'ease 1000ms',
}}
>
{colors.map((backgroundColor, colorIndex) => (
<div
key={colorIndex}
style={{
display: 'inline-block',
backgroundColor,
height: '80vh',
width: '100%',
}}
/>
))}
</div>
<div style={{ display: 'flex', justifyContent: 'center' }}>
{colors.map((_, colorIndex) => (
<div
key={colorIndex}
style={{
height: '0.75rem',
width: '0.75rem',
borderRadius: '50%',
margin: '0.75rem',
}}
className={colorIndex === index ? 'active' : 'inactive'}
onClick={() => {
setIndex(colorIndex);
}}
/>
))}
</div>
</div>
);
}
export default Home;
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