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This commit is contained in:
Johannes Marbach 2024-09-02 08:44:33 +02:00
parent 5b09a5ebd8
commit 8655b41c05
1 changed files with 17 additions and 14 deletions
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31
src/QrCode.tsx
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@ -30,25 +30,28 @@ export const QrCode: FC<Props> = ({ data, className }) => {
const [url, setUrl] = useState<string | null>(null);
useEffect(() => {
let isCancelled = false;
let isCancelled = false;
toDataURL(data, { errorCorrectionLevel: "L" }).then((url) => {
if (!isCancelled) {
setUrl(url);
}
}).catch((reason) => {
if (!isCancelled) {
setUrl(null);
}
});
toDataURL(data, { errorCorrectionLevel: "L" })
.then((url) => {
if (!isCancelled) {
setUrl(url);
}
})
.catch((reason) => {
if (!isCancelled) {
setUrl(null);
}
});
return (): void => { isCancelled = true; };
return (): void => {
isCancelled = true;
};
}, [data]);
return (
<div className={classNames(styles.qrCode, className)}>
{url && <img src={url} alt={t("qr_code")} />}
{url && <img src={url} alt={t("qr_code")} />}
</div>
);
);
};