30 lines
979 B
TypeScript
30 lines
979 B
TypeScript
import type { Request, Response } from "express";
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import { LemmyHttp } from "lemmy-js-client";
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import { getHttpBaseInternal } from "../../shared/env";
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import { wrapClient } from "../../shared/services/HttpService";
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import generateManifestJson from "../utils/generate-manifest-json";
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import { setForwardedHeaders } from "../utils/set-forwarded-headers";
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let manifest: Awaited<ReturnType<typeof generateManifestJson>> | undefined =
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undefined;
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export default async (req: Request, res: Response) => {
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if (!manifest) {
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const headers = setForwardedHeaders(req.headers);
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const client = wrapClient(
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new LemmyHttp(getHttpBaseInternal(), { fetchFunction: fetch, headers })
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);
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const site = await client.getSite({});
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if (site.state === "success") {
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manifest = await generateManifestJson(site.data);
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} else {
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res.sendStatus(500);
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return;
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}
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}
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res.setHeader("content-type", "application/manifest+json");
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res.send(manifest);
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};
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