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beatsaber-overlay/pages/api/scoresaber/stars.js

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import fetch from "node-fetch";
import WebsiteTypes from "../../../src/consts/LeaderboardType";
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import { getValue, setValue, valueExists } from "../../../src/utils/redisUtils";
import { diffToScoreSaberDiff } from "../../../src/utils/scoreSaberUtils";
const KEY = "SS_MAP_STAR_";
/**
*
* @param {Request} req
* @param {Response} res
* @returns
*/
export default async function handler(req, res) {
const mapHash = req.query.hash.replace("custom_level_", "").toLowerCase();
const difficulty = req.query.difficulty.replace(" ", "");
const characteristic = req.query.characteristic;
const key = `${KEY}${difficulty}-${characteristic}-${mapHash}`;
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const exists = await valueExists(key);
if (exists) {
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const data = await getValue(key);
res.setHeader("Cache-Status", "hit");
return res.status(200).json({
status: "OK",
stars: Number.parseFloat(data),
difficulty: difficulty,
});
}
const before = Date.now();
const data = await fetch(
WebsiteTypes.ScoreSaber.ApiUrl.MapData.replace("%h", mapHash).replace(
"%d",
diffToScoreSaberDiff(difficulty)
),
{
headers: {
"X-Requested-With": "BeatSaber Overlay",
},
}
);
if (data.status === 404) {
return res.status(404).json({
status: 404,
message: "Unknown Map Hash",
});
}
const json = await data.json();
let starCount = json.stars;
if (starCount === undefined) {
return res.status(404).json({
status: 404,
message: "Unknown Map Hash",
});
}
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await setValue(key, starCount);
console.log(
`[Cache]: Cached SS Star Count for hash ${mapHash} in ${
Date.now() - before
}ms`
);
res.setHeader("Cache-Status", "miss");
return res.status(200).json({
status: "OK",
stars: starCount,
});
}