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import { createSession, fetchAccountFromDiscord, fetchAllLeaderboardsCategorized, fetchLeaderboard, fetchMemberLeaderboardSpots, fetchSession, finishedCachingRawLeaderboards, leaderboardUpdateMemberQueue, leaderboardUpdateProfileQueue, updateAccount } from './database.js'
import { fetchMemberProfile, fetchUser } from './hypixel.js'
import rateLimit from 'express-rate-limit'
import * as constants from './constants.js'
import * as discord from './discord.js'
import express from 'express'
import { getKeyUsage } from './hypixelApi.js'
import { basicPlayerCache, basicProfilesCache, playerCache, profileCache, profileNameCache, profilesCache, usernameCache } from './hypixelCached.js'
import { collectDefaultMetrics, Counter, Gauge, register } from 'prom-client'
const app = express()
export const debug = false
const mainSiteUrl = 'https://skyblock.matdoes.dev'
// 200 requests over 5 minutes
const limiter = rateLimit({
windowMs: 60 * 1000 * 5,
max: 200,
skip: (req: express.Request) => {
return req.headers.key === process.env.key
},
keyGenerator: (req: express.Request) => {
return (req.headers['cf-connecting-ip'] ?? req.ip).toString()
}
})
app.use(limiter)
app.use(express.json())
app.use((req, res, next) => {
res.setHeader('Access-Control-Allow-Origin', '*')
next()
})
const startTime = Date.now()
app.get('/', async (req, res) => {
const currentTime = Date.now()
let data: any = {
ok: true,
uptimeHours: (currentTime - startTime) / 1000 / 60 / 60,
finishedCachingRawLeaderboards,
leaderboardUpdateMemberQueueSize: leaderboardUpdateMemberQueue.size,
leaderboardUpdateProfileQueueSize: leaderboardUpdateProfileQueue.size,
usernameCacheSize: usernameCache.keys().length,
basicProfilesCacheSize: basicProfilesCache.keys().length,
playerCacheSize: playerCache.keys().length,
basicPlayerCacheSize: basicPlayerCache.keys().length,
profileCacheSize: profileCache.keys().length,
profilesCacheSize: profilesCache.keys().length,
profileNameCacheSize: profileNameCache.keys().length,
}
if (req.headers.key === process.env.key)
data.key = getKeyUsage()
res.json(data)
})
app.get('/player/:user', async (req, res) => {
try {
const user = await fetchUser(
{ user: req.params.user },
[req.query.basic as string === 'true' ? undefined : 'profiles', 'player'],
req.query.customization as string === 'true'
)
if (user)
res.json(user)
else
res.status(404).json({ error: true })
} catch (err) {
console.error(err)
res.json({ error: true })
}
})
app.get('/discord/:id', async (req, res) => {
try {
res.json(
await fetchAccountFromDiscord(req.params.id)
)
} catch (err) {
console.error(err)
res.json({ ok: false })
}
})
app.get('/player/:user/:profile', async (req, res) => {
try {
const profile = await fetchMemberProfile(req.params.user, req.params.profile, req.query.customization as string === 'true')
if (profile)
res.json(profile)
else
res.status(404).json({ error: true })
} catch (err) {
console.error(err)
res.json({ error: true })
}
})
app.get('/player/:user/:profile/leaderboards', async (req, res) => {
try {
res.json(
await fetchMemberLeaderboardSpots(req.params.user, req.params.profile)
)
} catch (err) {
console.error(err)
res.json({ ok: false })
}
})
app.get('/leaderboard/:name', async (req, res) => {
try {
res.json(
await fetchLeaderboard(req.params.name)
)
} catch (err) {
console.error(err)
res.json({ 'error': err.toString() })
}
})
app.get('/leaderboards', async (req, res) => {
try {
res.json(
await fetchAllLeaderboardsCategorized()
)
} catch (err) {
console.error(err)
res.json({ ok: false })
}
})
app.get('/constants', async (req, res) => {
try {
res.json(
await constants.fetchConstantValues()
)
} catch (err) {
console.error(err)
res.json({ ok: false })
}
})
app.post('/accounts/createsession', async (req, res) => {
try {
const { code } = req.body
const codeExchange = await discord.exchangeCode(`${mainSiteUrl}/loggedin`, code)
if (!codeExchange) {
res.json({ ok: false, error: 'discord_client_secret isn\'t in env' })
return
}
const { access_token: accessToken, refresh_token: refreshToken } = codeExchange
if (!accessToken)
// access token is invalid :(
return res.json({ ok: false })
const userData = await discord.getUser(accessToken)
const sessionId = await createSession(refreshToken, userData)
res.json({ ok: true, session_id: sessionId })
} catch (err) {
res.json({ ok: false })
}
})
app.post('/accounts/session', async (req, res) => {
try {
const { uuid } = req.body
const session = await fetchSession(uuid)
if (!session)
return res.json({ ok: false })
const account = await fetchAccountFromDiscord(session.discord_user.id)
res.json({ session, account })
} catch (err) {
console.error(err)
res.json({ ok: false })
}
})
app.post('/accounts/update', async (req, res) => {
// it checks against the key, so it's kind of secure
if (req.headers.key !== process.env.key) return console.log('bad key!')
try {
await updateAccount(req.body.discordId, req.body)
res.json({ ok: true })
} catch (err) {
console.error(err)
res.json({ ok: false })
}
})
// grafana integration
collectDefaultMetrics()
const apiKeyCounter = new Gauge({
name: 'hypixel_api_key_usage',
help: 'API requests in the past minute.',
registers: [ register ],
collect() {
let keyUsage = getKeyUsage()
apiKeyCounter.set(keyUsage.usage)
}
})
app.get('/metrics', async (req, res) => {
if (!req.headers.host?.startsWith('0.0.0.0:'))
return res.status(403).send('Forbidden')
try {
res.set('Content-Type', register.contentType)
res.end(await register.metrics())
} catch (err) {
res.status(500).end(err)
}
})
process.on('uncaughtException', err => console.error(err))
process.on('unhandledRejection', (err, promise) => console.error(promise, err))
// only run the server if it's not doing tests
if (!globalThis.isTest)
app.listen(8080, () => console.log('App started :)'))
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