Files
linumiq-invoice/app/routes/_index/route.tsx
T

43 lines
1.5 KiB
TypeScript

import type { LoaderFunctionArgs } from "react-router";
import { redirect, useLoaderData } from "react-router";
import styles from "./styles.module.css";
export const loader = async ({ request }: LoaderFunctionArgs) => {
const url = new URL(request.url);
const allowedShop = process.env.ALLOWED_SHOP?.trim();
const shop = url.searchParams.get("shop");
// If a shop param is present and it's the allow-listed merchant, send them
// straight into the embedded app. Any other shop is rejected so this URL
// can't be used to install the app on arbitrary stores.
if (shop) {
if (!allowedShop || shop.toLowerCase() === allowedShop.toLowerCase()) {
throw redirect(`/app?${url.searchParams.toString()}`);
}
throw new Response("This app is private and not available for installation.", { status: 403 });
}
return { allowedShop: allowedShop ?? null };
};
export default function App() {
const { allowedShop } = useLoaderData<typeof loader>();
return (
<div className={styles.index}>
<div className={styles.content}>
<h1 className={styles.heading}>LinumIQ Invoice</h1>
<p className={styles.text}>
Private Shopify app for issuing GoBD-compliant PDF invoices.
</p>
<p className={styles.text}>
{allowedShop
? `This installation is reserved for ${allowedShop}. Open the app from the Shopify admin.`
: "Open the app from the Shopify admin."}
</p>
</div>
</div>
);
}