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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
var _a, _b, _c;
Object.defineProperty(exports, "__esModule", { value: true });
exports.sendApiRequest = exports.chooseApiKey = void 0;
/**
* Fetch the raw Hypixel API
*/
const node_fetch_1 = __importDefault(require("node-fetch"));
const util_1 = require("./util");
const https_1 = require("https");
if (!process.env.hypixel_keys)
// if there's no hypixel keys in env, run dotenv
require('dotenv').config();
// We need to create an agent to prevent memory leaks and to only do dns lookups once
const httpsAgent = new https_1.Agent({
keepAlive: true
});
/** This array should only ever contain one item because using multiple hypixel api keys isn't allowed :) */
const apiKeys = (_c = (_b = (_a = process.env) === null || _a === void 0 ? void 0 : _a.hypixel_keys) === null || _b === void 0 ? void 0 : _b.split(' ')) !== null && _c !== void 0 ? _c : [];
const apiKeyUsage = {};
const baseHypixelAPI = 'https://api.hypixel.net';
/** Choose the best current API key */
function chooseApiKey() {
// find the api key with the lowest amount of uses
let bestKeyUsage = null;
let bestKey = null;
for (var key of util_1.shuffle(apiKeys)) {
const keyUsage = apiKeyUsage[key];
// if the key has never been used before, use it
if (!keyUsage)
return key;
// if the key has reset since the last use, set the remaining count to the default
if (Date.now() > keyUsage.reset)
keyUsage.remaining = keyUsage.limit;
// if this key has more uses remaining than the current known best one, save it
if (!bestKeyUsage || keyUsage.remaining > bestKeyUsage.remaining) {
bestKeyUsage = keyUsage;
bestKey = key;
}
}
return bestKey;
}
exports.chooseApiKey = chooseApiKey;
/** Send an HTTP request to the Hypixel API */
async function sendApiRequest({ path, key, args }) {
// Send a raw http request to api.hypixel.net, and return the parsed json
if (key)
// If there's an api key, add it to the arguments
args.key = key;
// Construct a url from the base api url, path, and arguments
const fetchUrl = baseHypixelAPI + '/' + path + '?' + util_1.jsonToQuery(args);
let fetchResponse;
let fetchJsonParsed;
try {
fetchResponse = await node_fetch_1.default(fetchUrl, { agent: () => httpsAgent });
fetchJsonParsed = await fetchResponse.json();
}
catch {
// if there's an error, wait a second and try again
await new Promise((resolve) => setTimeout(resolve, 1000));
return await sendApiRequest({ path, key, args });
}
// bruh
if (fetchJsonParsed.cause === 'This endpoint is currently disabled') {
await new Promise((resolve) => setTimeout(resolve, 30000));
return await sendApiRequest({ path, key, args });
}
if (fetchResponse.headers['ratelimit-limit'])
// remember how many uses it has
apiKeyUsage[key] = {
remaining: fetchResponse.headers['ratelimit-remaining'],
limit: fetchResponse.headers['ratelimit-limit'],
reset: Date.now() + parseInt(fetchResponse.headers['ratelimit-reset']) * 1000
};
if (fetchJsonParsed.throttle) {
if (apiKeyUsage[key])
apiKeyUsage[key].remaining = 0;
// if it's throttled, wait 10 seconds and try again
await new Promise((resolve) => setTimeout(resolve, 10000));
return await sendApiRequest({ path, key, args });
}
return fetchJsonParsed;
}
exports.sendApiRequest = sendApiRequest;
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