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import fetch from 'node-fetch'
import { jsonToQuery, shuffle } from './util'
import { Agent } from 'https'
require('dotenv').config()
// We need to create an agent to prevent memory leaks and to only do dns lookups once
const httpsAgent = new Agent({
keepAlive: true
})
/* Lower level code related to the Hypixel api */
const apiKeys = process.env.keys.split(' ')
interface KeyUsage {
remaining: number
limit: number
reset: number
}
const apiKeyUsage: { [ key: string ]: KeyUsage } = {}
const baseHypixelAPI = 'https://api.hypixel.net'
/** Choose the best current API key */
export function chooseApiKey(): string {
// find the api key with the lowest amount of uses
let bestKeyUsage: KeyUsage = null
let bestKey: string = null
for (var key of 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
}
export interface HypixelResponse {
[key: string]: any | {
success: boolean
throttled?: boolean
}
}
export interface HypixelPlayerStatsSkyBlockProfiles {
[ uuid: string ]: {
profile_id: string
cute_name: string
}
}
interface HypixelPlayerStatsSkyBlock {
profiles: HypixelPlayerStatsSkyBlockProfiles
}
export interface HypixelPlayerSocialMedia {
YOUTUBE?: string
prompt: boolean
links: {
DISCORD?: string
HYPIXEL?: string
}
}
export interface HypixelPlayer {
_id: string
achievementsOneTime: string[]
displayname: string
firstLogin: number,
lastLogin: number,
lastLogout: number
knownAliases: string[],
knownAliasesLower: string[]
networkExp: number
playername: string
stats: {
SkyBlock: HypixelPlayerStatsSkyBlock
[ name: string ]: any
},
timePlaying: number,
uuid: string,
achievements: { [ name: string ]: number },
petConsumables: { [ name: string ]: number },
vanityMeta: {
packages: string[]
},
language: string,
userLanguage?: string
packageRank?: string
newPackageRank?: string
rankPlusColor?: string
monthlyPackageRank?: string
rank?: string
prefix?: string
claimed_potato_talisman?: number
skyblock_free_cookie?: number
socialMedia?: HypixelPlayerSocialMedia
}
/** Send an HTTP request to the Hypixel API */
export async function sendApiRequest({ path, key, args }): Promise<HypixelResponse> {
console.log('sending api request to', path, 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 + '?' + jsonToQuery(args)
const fetchResponse = await fetch(
fetchUrl,
{ agent: () => httpsAgent }
)
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
}
const fetchJsonParsed = await fetchResponse.json()
if (fetchJsonParsed.throttle) {
apiKeyUsage[key].remaining = 0
console.log('throttled :(')
return { throttled: true }
}
return fetchJsonParsed
}
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