RHCowan
36 lines
977 B
TypeScript
36 lines
977 B
TypeScript
import { ReactNode, useState } from 'react';
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import clsx from 'clsx';
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interface Props {
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// props for the image to load
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src?: string; // a link to an external image
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fallbackIcon: ReactNode;
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alt?: string;
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className?: string;
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}
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export function FallbackImage({ src, fallbackIcon, alt, className }: Props) {
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const [status, setStatus] = useState<'loading' | 'loaded' | 'failed'>(
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'loading'
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);
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// while loading, the fallback renders alongside the hidden img rather than
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// replacing it — the img must stay mounted for onLoad/onError to fire
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return (
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<>
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{(!src || status !== 'loaded') && (
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<div className={className}>{fallbackIcon}</div>
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)}
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{!!src && status !== 'failed' && (
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<img
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className={clsx(className, status !== 'loaded' && 'hidden')}
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src={src}
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alt={alt}
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onLoad={() => setStatus('loaded')}
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onError={() => setStatus('failed')}
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/>
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)}
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</>
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);
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}
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