39 lines
1010 B
TypeScript
39 lines
1010 B
TypeScript
import React, { useState, useEffect } from 'react';
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import { ArrowUp } from 'lucide-react';
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const ScrollToTop: React.FC = () => {
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const [visible, setVisible] = useState(false);
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useEffect(() => {
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const onScroll = () => {
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setVisible(window.scrollY > 300);
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};
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window.addEventListener('scroll', onScroll);
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return () => window.removeEventListener('scroll', onScroll);
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}, []);
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const scrollToTop = () => {
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window.scrollTo({
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top: 0,
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behavior: 'smooth'
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});
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};
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if (!visible) return null;
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return (
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<button
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onClick={scrollToTop}
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className="fixed bottom-8 right-8 w-14 h-14 bg-brand-orange rounded-full shadow-2xl hover:bg-orange-600 hover:scale-110 transition-all z-40 flex items-center justify-center group"
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aria-label="Наверх"
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>
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<ArrowUp className="text-white group-hover:translate-y-[-2px] transition-transform" size={24} />
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</button>
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);
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};
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export default ScrollToTop;
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