forked from Kieran/snort
26 lines
707 B
JavaScript
26 lines
707 B
JavaScript
import { useEffect, useState } from "react";
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export default function useScroll() {
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const [eop, setEop] = useState(false);
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function handleScroll(e) {
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let target = e.path[1];
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let y = target.scrollY + target.innerHeight;
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let h = e.target.scrollingElement.offsetHeight;
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let padding = 10;
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let atEnd = y + padding >= h;
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setEop((s) => {
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if (s !== atEnd) {
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return atEnd;
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}
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return s;
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});
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}
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useEffect(() => {
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window.addEventListener("scroll", handleScroll, { passive: true });
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return () => window.removeEventListener("scroll", handleScroll);
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}, []);
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return [eop];
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} |