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authormat <github@matdoes.dev>2021-12-30 16:18:57 -0600
committermat <github@matdoes.dev>2021-12-30 16:18:57 -0600
commit342d31e99d1fbd7bcc941e34bb2a175382f3e26e (patch)
treec735fa67652d49386d3b55b42567ea3ebd57c5c4 /build/hypixelCached.js
parentf7d1263ea669968a4b69d80cede9b77f240de4b6 (diff)
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-/**
- * Fetch the clean and cached Hypixel API
- */
-import { isUuid, undashUuid } from './util.js';
-import * as hypixel from './hypixel.js';
-import * as mojang from './mojang.js';
-import NodeCache from 'node-cache';
-import { debug } from './index.js';
-import LRUCache from 'lru-cache';
-// cache usernames for 30 minutes
-/** uuid: username */
-export const usernameCache = new NodeCache({
- // stdTTL: 60 * 60 * 4,
- stdTTL: 60 * 30,
- checkperiod: 60,
- useClones: false,
-});
-usernameCache.setMaxListeners(50);
-export const basicProfilesCache = new NodeCache({
- stdTTL: 60 * 10,
- checkperiod: 60,
- useClones: true,
-});
-export const playerCache = new NodeCache({
- stdTTL: 60,
- checkperiod: 10,
- useClones: true,
-});
-// cache "basic players" (players without profiles) for 20 minutes
-export const basicPlayerCache = new LRUCache({
- max: 10000,
- maxAge: 60 * 20 * 1000,
-});
-export const profileCache = new NodeCache({
- stdTTL: 30,
- checkperiod: 10,
- useClones: true,
-});
-export const profilesCache = new NodeCache({
- stdTTL: 60 * 3,
- checkperiod: 10,
- useClones: false,
-});
-export const profileNameCache = new NodeCache({
- stdTTL: 60 * 60,
- checkperiod: 60,
- useClones: false,
-});
-function waitForCacheSet(cache, key, value) {
- return new Promise((resolve, reject) => {
- const listener = (setKey, setValue) => {
- if (((setKey === key) || (value && setValue === value)) && typeof setValue === 'string') {
- cache.removeListener('set', listener);
- return resolve({ key: setKey, value: setValue });
- }
- };
- cache.on('set', listener);
- });
-}
-/**
- * Fetch the uuid from a user
- * @param user A user can be either a uuid or a username
- */
-export async function uuidFromUser(user) {
- // if the user is 32 characters long, it has to be a uuid
- if (isUuid(user))
- return undashUuid(user);
- if (usernameCache.has(undashUuid(user))) {
- // check if the uuid is a key
- const username = usernameCache.get(undashUuid(user));
- // sometimes the username will be null, return that
- if (username === null)
- return undefined;
- // if it has .then, then that means its a waitForCacheSet promise. This is done to prevent requests made while it is already requesting
- if (username.then) {
- const { key: uuid, value: _username } = await username;
- usernameCache.set(uuid, _username);
- return uuid;
- }
- else
- return undashUuid(user);
- }
- // check if the username is a value
- const uuidToUsername = usernameCache.mget(usernameCache.keys());
- for (const [uuid, username] of Object.entries(uuidToUsername)) {
- if (username && username.toLowerCase && user.toLowerCase() === username.toLowerCase())
- return uuid;
- }
- if (debug)
- console.debug('Cache miss: uuidFromUser', user);
- const undashedUser = undashUuid(user);
- // set it as waitForCacheSet (a promise) in case uuidFromUser gets called while its fetching mojang
- usernameCache.set(undashedUser, waitForCacheSet(usernameCache, user, user));
- // not cached, actually fetch mojang api now
- let { uuid, username } = await mojang.profileFromUser(user);
- if (!uuid) {
- usernameCache.set(user, null);
- return;
- }
- // remove dashes from the uuid so its more normal
- uuid = undashUuid(uuid);
- usernameCache.del(undashedUser);
- usernameCache.set(uuid, username);
- return uuid;
-}
-/**
- * Fetch the username from a user
- * @param user A user can be either a uuid or a username
- */
-export async function usernameFromUser(user) {
- if (usernameCache.has(undashUuid(user))) {
- if (debug)
- console.debug('Cache hit! usernameFromUser', user);
- return usernameCache.get(undashUuid(user)) ?? null;
- }
- if (debug)
- console.debug('Cache miss: usernameFromUser', user);
- let { uuid, username } = await mojang.profileFromUser(user);
- if (!uuid)
- return null;
- uuid = undashUuid(uuid);
- usernameCache.set(uuid, username);
- return username;
-}
-let fetchingPlayers = new Set();
-export async function fetchPlayer(user) {
- const playerUuid = await uuidFromUser(user);
- if (!playerUuid)
- return null;
- if (playerCache.has(playerUuid))
- return playerCache.get(playerUuid);
- // if it's already in the process of fetching, check every 100ms until it's not fetching the player anymore and fetch it again, since it'll be cached now
- if (fetchingPlayers.has(playerUuid)) {
- while (fetchingPlayers.has(playerUuid)) {
- await new Promise(resolve => setTimeout(resolve, 100));
- }
- return await fetchPlayer(user);
- }
- fetchingPlayers.add(playerUuid);
- const cleanPlayer = await hypixel.sendCleanApiRequest({
- path: 'player',
- args: { uuid: playerUuid }
- });
- fetchingPlayers.delete(playerUuid);
- if (!cleanPlayer)
- return null;
- // clone in case it gets modified somehow later
- playerCache.set(playerUuid, cleanPlayer);
- usernameCache.set(playerUuid, cleanPlayer.username);
- const cleanBasicPlayer = Object.assign({}, cleanPlayer);
- delete cleanBasicPlayer.profiles;
- basicPlayerCache.set(playerUuid, cleanBasicPlayer);
- return cleanPlayer;
-}
-/** Fetch a player without their profiles. This is heavily cached. */
-export async function fetchBasicPlayer(user) {
- const playerUuid = await uuidFromUser(user);
- if (!playerUuid)
- return null;
- if (basicPlayerCache.has(playerUuid))
- return basicPlayerCache.get(playerUuid);
- const player = await fetchPlayer(playerUuid);
- if (!player) {
- console.debug('no player? this should never happen, perhaps the uuid is invalid or the player hasn\'t played hypixel', playerUuid);
- return null;
- }
- delete player.profiles;
- return player;
-}
-export async function fetchSkyblockProfiles(playerUuid) {
- if (profilesCache.has(playerUuid)) {
- if (debug)
- console.debug('Cache hit! fetchSkyblockProfiles', playerUuid);
- return profilesCache.get(playerUuid);
- }
- if (debug)
- console.debug('Cache miss: fetchSkyblockProfiles', playerUuid);
- const profiles = await hypixel.fetchMemberProfilesUncached(playerUuid);
- const basicProfiles = [];
- // create the basicProfiles array
- for (const profile of profiles) {
- const basicProfile = {
- name: profile.name,
- uuid: profile.uuid,
- members: profile.members?.map(m => {
- return {
- uuid: m.uuid,
- username: m.username,
- first_join: m.first_join,
- last_save: m.last_save,
- rank: m.rank
- };
- })
- };
- basicProfiles.push(basicProfile);
- }
- // cache the profiles
- profilesCache.set(playerUuid, basicProfiles);
- return basicProfiles;
-}
-/** Fetch an array of `BasicProfile`s */
-async function fetchBasicProfiles(user) {
- const playerUuid = await uuidFromUser(user);
- if (!playerUuid)
- return null; // invalid player, just return
- if (basicProfilesCache.has(playerUuid)) {
- if (debug)
- console.debug('Cache hit! fetchBasicProfiles', playerUuid);
- return basicProfilesCache.get(playerUuid);
- }
- if (debug)
- console.debug('Cache miss: fetchBasicProfiles', user);
- const player = await fetchPlayer(playerUuid);
- if (!player) {
- console.log('bruh playerUuid', user, playerUuid);
- return [];
- }
- const profiles = player.profiles;
- basicProfilesCache.set(playerUuid, profiles);
- if (!profiles)
- return null;
- // cache the profile names and uuids to profileNameCache because we can
- for (const profile of profiles)
- profileNameCache.set(`${playerUuid}.${profile.uuid}`, profile.name);
- return profiles;
-}
-/**
- * Fetch a profile UUID from its name and user
- * @param user A username or uuid
- * @param profile A profile name or profile uuid
- */
-export async function fetchProfileUuid(user, profile) {
- // if a profile wasn't provided, return
- if (!profile) {
- if (debug)
- console.debug('no profile provided?', user, profile);
- return null;
- }
- if (debug)
- console.debug('Cache miss: fetchProfileUuid', user, profile);
- const profiles = await fetchBasicProfiles(user);
- if (!profiles)
- return null; // user probably doesnt exist
- const profileUuid = undashUuid(profile);
- for (const p of profiles) {
- if (p.name?.toLowerCase() === profileUuid.toLowerCase())
- return undashUuid(p.uuid);
- else if (undashUuid(p.uuid) === undashUuid(profileUuid))
- return undashUuid(p.uuid);
- }
- return null;
-}
-/**
- * Fetch an entire profile from the user and profile data
- * @param user A username or uuid
- * @param profile A profile name or profile uuid
- */
-export async function fetchProfile(user, profile) {
- const playerUuid = await uuidFromUser(user);
- if (!playerUuid)
- return null;
- const profileUuid = await fetchProfileUuid(playerUuid, profile);
- if (!profileUuid)
- return null;
- if (profileCache.has(profileUuid)) {
- // we have the profile cached, return it :)
- if (debug)
- console.debug('Cache hit! fetchProfile', profileUuid);
- return profileCache.get(profileUuid);
- }
- if (debug)
- console.debug('Cache miss: fetchProfile', user, profile);
- const profileName = await fetchProfileName(user, profile);
- if (!profileName)
- return null; // uhh this should never happen but if it does just return null
- const cleanProfile = await hypixel.fetchMemberProfileUncached(playerUuid, profileUuid);
- // we know the name from fetchProfileName, so set it here
- cleanProfile.name = profileName;
- profileCache.set(profileUuid, cleanProfile);
- return cleanProfile;
-}
-/**
- * Fetch a CleanProfile from the uuid
- * @param profileUuid A profile name or profile uuid
-*/
-export async function fetchBasicProfileFromUuid(profileUuid) {
- if (profileCache.has(profileUuid)) {
- // we have the profile cached, return it :)
- if (debug)
- console.debug('Cache hit! fetchBasicProfileFromUuid', profileUuid);
- const profile = profileCache.get(profileUuid);
- if (!profile)
- return undefined;
- return {
- uuid: profile.uuid,
- members: profile.members.map(m => ({
- uuid: m.uuid,
- username: m.username,
- last_save: m.last_save,
- first_join: m.first_join,
- rank: m.rank,
- })),
- name: profile.name
- };
- }
- // TODO: cache this
- return await hypixel.fetchBasicProfileFromUuidUncached(profileUuid);
-}
-/**
- * Fetch the name of a profile from the user and profile uuid
- * @param user A player uuid or username
- * @param profile A profile uuid or name
- */
-export async function fetchProfileName(user, profile) {
- // we're fetching the profile and player uuid again in case we were given a name, but it's cached so it's not much of a problem
- const profileUuid = await fetchProfileUuid(user, profile);
- if (!profileUuid)
- return null;
- const playerUuid = await uuidFromUser(user);
- if (!playerUuid)
- return null;
- if (profileNameCache.has(`${playerUuid}.${profileUuid}`)) {
- // Return the profile name if it's cached
- if (debug)
- console.debug('Cache hit! fetchProfileName', profileUuid);
- return profileNameCache.get(`${playerUuid}.${profileUuid}`) ?? null;
- }
- if (debug)
- console.debug('Cache miss: fetchProfileName', user, profile);
- const basicProfiles = await fetchBasicProfiles(playerUuid);
- if (!basicProfiles)
- return null;
- let profileName = null;
- for (const basicProfile of basicProfiles)
- if (basicProfile.uuid === playerUuid)
- profileName = basicProfile.name ?? null;
- profileNameCache.set(`${playerUuid}.${profileUuid}`, profileName);
- return profileName;
-}