49 lines
1.4 KiB
TypeScript
49 lines
1.4 KiB
TypeScript
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import { useEffect, useState } from "react";
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// Avatar image with a graceful fallback.
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//
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// Uses referrerPolicy="no-referrer" because Google's avatar CDNs
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// (yt3.ggpht.com / lh3.googleusercontent.com) rate-limit bursts of
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// referrer-bearing requests — when a feed page fires dozens of avatar loads at
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// once, a random subset gets throttled (HTTP 429) and the browser shows its
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// broken-image icon. Dropping the referrer makes those CDNs serve the images.
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// If a load still fails we render a neutral placeholder (optionally an initial)
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// instead of the broken-image icon.
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export default function Avatar({
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src,
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alt = "",
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fallback,
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className = "",
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}: {
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src?: string | null;
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alt?: string;
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fallback?: string; // a name/title; its first letter is shown when there's no image
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className?: string;
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}) {
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const [failed, setFailed] = useState(false);
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useEffect(() => setFailed(false), [src]);
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if (src && !failed) {
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return (
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<img
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src={src}
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alt={alt}
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loading="lazy"
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referrerPolicy="no-referrer"
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onError={() => setFailed(true)}
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className={className}
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/>
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);
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}
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const initial = fallback?.trim()?.[0]?.toUpperCase() ?? "";
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return (
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<div
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className={`bg-card grid place-items-center font-semibold text-muted select-none ${className}`}
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aria-hidden
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>
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{initial}
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</div>
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);
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}
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