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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";
import {
Config,
TenorCategoriesResults,
TenorGif,
TenorTrendingResults,
} from "@spacebar/util";
import { Request, Response, Router } from "express";
import { HTTPError } from "lambert-server";
import fetch from "node-fetch";
import ProxyAgent from "proxy-agent";
const router = Router();
export function parseGifResult(result: TenorGif) {
return {
id: result.id,
title: result.title,
url: result.itemurl,
src: result.media[0].mp4.url,
gif_src: result.media[0].gif.url,
width: result.media[0].mp4.dims[0],
height: result.media[0].mp4.dims[1],
preview: result.media[0].mp4.preview,
};
}
export function getGifApiKey() {
const { enabled, provider, apiKey } = Config.get().gif;
if (!enabled) throw new HTTPError(`Gifs are disabled`);
if (provider !== "tenor" || !apiKey)
throw new HTTPError(`${provider} gif provider not supported`);
return apiKey;
}
router.get(
"/",
route({
query: {
locale: {
type: "string",
description: "Locale",
},
},
responses: {
200: {
body: "TenorTrendingResponse",
},
},
}),
async (req: Request, res: Response) => {
// TODO: Custom providers
// TODO: return gifs as mp4
// const { media_format, locale } = req.query;
const { locale } = req.query;
const apiKey = getGifApiKey();
const agent = new ProxyAgent();
const [responseSource, trendGifSource] = await Promise.all([
fetch(
`https://g.tenor.com/v1/categories?locale=${locale}&key=${apiKey}`,
{
agent,
method: "get",
headers: { "Content-Type": "application/json" },
},
),
fetch(
`https://g.tenor.com/v1/trending?locale=${locale}&key=${apiKey}`,
{
agent,
method: "get",
headers: { "Content-Type": "application/json" },
},
),
]);
const { tags } =
(await responseSource.json()) as TenorCategoriesResults;
const { results } =
(await trendGifSource.json()) as TenorTrendingResults;
res.json({
categories: tags.map((x) => ({
name: x.searchterm,
src: x.image,
})),
gifs: [parseGifResult(results[0])],
}).status(200);
},
);
export default router;
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