32 lines
937 B
TypeScript
32 lines
937 B
TypeScript
import { HTMLAttributes } from "react";
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export interface Props extends HTMLAttributes<Props> {
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urls: string[];
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alt: string;
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}
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export default function FallbackImage({ urls, alt, className }: Props) {
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const fallbackUrl = urls.pop()!;
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urls.push(fallbackUrl);
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return (
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<picture className={className}>
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{urls.length !== 0 &&
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urls.map((url, key) => {
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let contentType: string;
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if (url.endsWith(".webp")) {
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contentType = "image/webp";
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} else if (url.endsWith(".jpg") || url.endsWith(".jpeg")) {
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contentType = "image/jpeg";
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} else if (url.endsWith(".png")) {
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contentType = "image/png";
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} else {
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contentType = "application/octet-stream";
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}
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return <source key={key} srcSet={url} type={contentType} />;
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})}
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<img src={fallbackUrl} alt={alt} className={className} />
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</picture>
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);
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}
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