83 lines
2.2 KiB
TypeScript
83 lines
2.2 KiB
TypeScript
"use client";
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import { useRef, useState, useEffect } from "react";
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import { imageUrl } from "@/lib/assetUrls";
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/**
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* Wraps any element. On hover of the wrapped child, a floating popover
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* shows the full-resolution image at /api/image/[imageId].
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*/
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export function HoverImagePreview({
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imageId,
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children,
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}: {
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imageId: number;
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children: React.ReactNode;
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}) {
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const [show, setShow] = useState(false);
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const [pos, setPos] = useState<{ maxW: number; maxH: number }>({ maxW: 0, maxH: 0 });
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const ref = useRef<HTMLSpanElement>(null);
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const timerRef = useRef<number | null>(null);
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const open = () => {
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const margin = 24;
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setPos({
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maxW: window.innerWidth - margin * 2,
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maxH: window.innerHeight - margin * 2,
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});
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timerRef.current = window.setTimeout(() => setShow(true), 120);
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};
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const close = () => {
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if (timerRef.current != null) {
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clearTimeout(timerRef.current);
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timerRef.current = null;
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}
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setShow(false);
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};
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useEffect(() => () => { if (timerRef.current != null) clearTimeout(timerRef.current); }, []);
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return (
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<>
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<span
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ref={ref}
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onMouseEnter={open}
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onMouseLeave={close}
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onFocus={open}
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onBlur={close}
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className="inline-block"
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>
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{children}
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</span>
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{show && (
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<div
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className="fixed z-[100] pointer-events-none rounded-xl overflow-hidden border border-[var(--color-glass-border-strong)] shadow-2xl"
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style={{
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top: "50%",
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left: "50%",
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transform: "translate(-50%, -50%)",
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maxWidth: pos.maxW,
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maxHeight: pos.maxH,
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background: "color-mix(in oklch, var(--color-bg-0) 92%, transparent)",
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backdropFilter: "blur(20px)",
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}}
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>
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{/* eslint-disable-next-line @next/next/no-img-element */}
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<img
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src={imageUrl({ id: imageId, code: null })}
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alt=""
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style={{
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maxWidth: pos.maxW,
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maxHeight: pos.maxH,
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width: "auto",
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height: "auto",
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display: "block",
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objectFit: "contain",
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}}
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/>
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</div>
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)}
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</>
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);
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}
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