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/*
Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
Copyright (C) 2023 Spacebar and Spacebar Contributors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { route } from "@spacebar/api/util/handlers/route";
import { Request, Response, Router } from "express";
import { ApplicationDetectableResponse } from "@spacebar/schemas";
const router: Router = Router({ mergeParams: true });
const cache = {
data: {},
expires: 0,
};
// modern dclients call this, is /applications/detectable deprecated?
router.get(
"/",
route({
responses: {
200: {
body: "ApplicationDetectableResponse",
},
},
}),
async (req: Request, res: Response) => {
// cache for 6 hours
if (Date.now() > cache.expires) {
const response = await fetch("https://discord.com/api/v10/games/detectable"); // because, well, it's unauthenticated anyways
const data = await response.json();
cache.data = data as ApplicationDetectableResponse;
cache.expires = Date.now() + 6 * 60 * 60 * 1000;
}
res.set("Cache-Control", `public, max-age=${Math.floor((cache.expires - Date.now()) / 1000)}, s-maxage=${Math.floor((cache.expires - Date.now()) / 1000)}, immutable`)
.status(200)
.json(cache.data);
},
);
export default router;
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