// ==UserScript==
// @name         Shortside
// @version      1.3.0
// @description  Redirects the configured websites to third-party privacy-respecting front ends.
// @author       examosa
// @license      AGPLv3-or-later
// @updateUrl    https://gist.github.com/examosa/50eb28bc16a006b62b3f43893ab457e7/raw/shortside.user.js
// @downloadUrl  https://gist.github.com/examosa/50eb28bc16a006b62b3f43893ab457e7/raw/shortside.user.js
// @match        https://www.fandom.com/*
// @match        https://www.geeksforgeeks.org/*
// @match        https://genius.com/*
// @match        https://www.medium.com/*
// @match        https://stackoverflow.com/*
// @match        https://www.reddit.com/*
// @match        https://*.youtube.com/*
// @match        https://www.quora.com/*
// @match        https://www.reuters.com/*
// @match        https://www.tumblr.com/*
// @match        https://twitter.com/*
// @match        https://www.urbandictionary.com/*
// @match        https://x.com/*
// @run-at       document_start
// @allFrames    false
// @noframes
// ==/UserScript==

function getRedirect() {
  const instances = {
    ducksforducks: ['https://ducksforducks.private.coffee'],
    nerdsfornerds: ['https://nn.vern.cc'],
    invidious: [
      'https://inv.nadeko.net',
      'https://invidious.nerdvpn.de',
      'https://invidious.f5.si',
      'https://yewtu.be',
      'https://invidious.snopyta.org',
    ],
    piped: [
      'https://watch.whatever.social',
      'https://piped.garudalinux.org',
      'https://piped.lunar.icu',
      'https://piped.projectsegfau.lt',
      'https://piped.privacydev.net',
      'https://piped.smnz.de',
      'https://piped.adminforge.de',
      'https://piped.qdi.fi',
      'https://piped.hostux.net',
      'https://pd.vern.cc',
      'https://piped.colinslegacy.com',
      'https://piped.ducks.party',
      'https://piped.video',
      'https://efy.piped.pages.dev/',
      'https://il.ax/',
      'https://pa.il.ax/',
      'https://piped.dedyn.io/',
      'https://piped.drgns.space/',
      'https://piped.kavin.rocks/',
      'https://piped.mha.fi/',
      'https://piped.minionflo.net/',
      'https://piped.palveluntarjoaja.eu/',
      'https://piped.private.coffee/',
      'https://piped.reallyaweso.me/',
      'https://piped.tokhmi.xyz/',
      'https://piped.video/',
      'https://pipedapi.palveluntarjoaja.eu/',
    ],
    nitter: [
      'https://xcancel.com',
      'https://nitter.poast.org',
      'https://nitter.privacyredirect.com',
      'https://lightbrd.com',
      'https://nitter.space',
      'https://nitter.tiekoetter.com',
      'https://nuku.trabun.org',
      'https://nitter.privacydev.net',
      'https://nitter.net',
    ],
    redlib: [
      'https://redlib.catsarch.com',
      'https://redlib.perennialte.ch',
      'https://redlib.tux.pizza',
      'https://redlib.ducks.party',
      'https://r.darrennathanael.com',
      'https://redlib.privacyredirect.com',
      'https://reddit.nerdvpn.de',
      'https://redlib.baczek.me',
      'https://reddit.adminforge.de',
      'https://rl.blitzw.in',
      'https://redlib.orangenet.cc',
      'https://redlib.privadency.com',
      'https://redlib.minihoot.site',
      'https://l.opnxng.com',
      'https://red.arancia.click',
      'https://red.artemislena.eu',
      'https://red.ngn.tf',
      'https://redlib.kittywi.re',
      'https://redlib.nadeko.net',
      'https://redlib.privacy.com.de',
      'https://rl.bloat.cat',
      'https://rl.rootdo.com',
      'https://safereddit.com',
      'https://redlib.freedit.eu',
    ],
    scribe: [
      'https://scribe.rip',
      'https://scribe.nixnet.services',
      'https://scribe.citizen4.eu',
      'https://scribe.bus-hit.me',
      'https://scribe.froth.zone',
      'https://scribe.privacydev.net',
      'https://scribe.rawbit.ninja',
      'https://sc.vern.cc',
      'https://m.opnxng.com',
      'https://scribe.manasiwibi.com',
      'https://scribe.r4fo.com',
      'https://scribe.privacyredirect.com',
      'https://scribe.privacyredirect.com/',
      'https://scribe.rawbit.ninja/',
      'https://scribe.rip/',
    ],
    small: ['https://small.private.coffee'],
    quetre: [
      'https://quetre.iket.me',
      'https://qr.vern.cc',
      'https://quetre.pussthecat.org',
      'https://quetre.tokhmi.xyz',
      'https://quetre.privacydev.net',
      'https://ask.habedieeh.re',
      'https://quetre.blackdrgn.nl',
      'https://quetre.lunar.icu',
      'https://q.opnxng.com',
      'https://ask.sudovanilla.org',
      'https://quetre.drgns.space',
      'https://quetre.r4fo.com',
      'https://quetre.ducks.party',
      'https://quetre.nadeko.net',
      'https://quetre.private.coffee',
      'https://quetre.canine.tools',
      'https://qt.bloat.cat',
      'https://quetre.jeikobu.net',
      'https://quetre.franklyflawless.org',
      'https://q.307200.xyz',
      'https://quora.nerdvpn.de',
      'https://quetre.privacyredirect.com',
      'https://quora.vern.cc',
      'https://quetre.projectsegfau.lt',
      'https://quetre.esmailelbob.xyz',
      'https://quetre.marcopisco.com',
      'https://quetre.pufe.org',
      'https://que.wilbvr.me',
      'https://questions.whateveritworks.org',
      'https://quetre.catsarch.com',
      'https://quetre.frontendfriendly.xyz',
      'https://quetre.odyssey346.dev/',
      'https://quetre.pussthecat.org/',
    ],
    breezewiki: [
      'https://breezewiki.com',
      'https://antifandom.com',
      'https://breezewiki.pussthecat.org',
      'https://bw.hamstro.dev',
      'https://bw.projectsegfau.lt',
      'https://breeze.hostux.net',
      'https://bw.artemislena.eu',
      'https://nerd.whatever.social',
      'https://breezewiki.frontendfriendly.xyz',
      'https://breeze.nohost.network',
      'https://breeze.whateveritworks.org',
      'https://z.opnxng.com',
      'https://breezewiki.hyperreal.coffee',
      'https://breezewiki.catsarch.com',
      'https://breeze.mint.lgbt',
      'https://breezewiki.woodland.cafe',
      'https://breezewiki.nadeko.net',
      'https://fandom.reallyaweso.me',
      'https://breezewiki.4o1x5.dev',
      'https://breezewiki.r4fo.com',
      'https://breezewiki.private.coffee',
      'https://fan.blitzw.in',
      'https://antifandom.com/',
      'https://breezewiki.com/',
      'https://breezewiki.nadeko.net/',
      'https://breezewiki.pussthecat.org/',
      'https://bw.hamstro.dev/',
      'https://bw.projectsegfau.lt/',
      'https://z.opnxng.com/',
    ],
    neuters: ['https://neuters.de', 'https://nu.vern.cc'],
    ruraldictionary: [
      'https://rd.vern.cc',
      'https://rd.bloat.cat',
      'https://rd.thirtysix.pw',
      'https://rd.cmc.pub',
      'https://ruraldictionary.franklyflawless.org',
    ],
    libmedium: [
      'https://libmedium.batsense.net',
      'https://md.vern.cc',
      'https://medium.hostux.net',
      'https://r.sudovanilla.org',
      'https://libmedium.ducks.party',
      'https://libmedium.batsense.net/',
      'https://libmedium.ducks.party/',
    ],
    dumb: [
      'https://dm.vern.cc',
      'https://sing.whatever.social',
      'https://dumb.lunar.icu',
      'https://dumb.privacydev.net',
      'https://dumb.ducks.party',
      'https://dumb.privacyfucking.rocks',
      'https://dumb.hyperreal.coffee',
      'https://dumb.bloat.cat',
      'https://dumb.jeikobu.net',
      'https://dumb.canine.tools',
      'https://lyr.dc09.ru',
      'https://db.kuuro.net',
      'https://dumb.nunosempere.com',
      'https://dumb.esmailelbob.xyz',
      'https://dumb.ducks.party/',
      'https://dumb.lunar.icu/',
    ],
    anonymousoverflow: [
      'https://code.whatever.social',
      'https://ao.vern.cc',
      'https://overflow.smnz.de',
      'https://overflow.lunar.icu',
      'https://overflow.adminforge.de',
      'https://overflow.hostux.net',
      'https://overflow.projectsegfau.lt',
      'https://code.xbdm.fun',
      'https://overflow.fascinated.cc',
      'https://ao.bloat.cat',
      'https://anonoverflow.frontendfriendly.xyz',
      'https://ao.owo.si',
      'https://overflow.datura.network',
      'https://overflow.freedit.eu',
      'https://ao.rootdo.com',
      'https://anonoverflow.hyperreal.coffee',
      'https://o.sudovanilla.org',
      'https://anonymousoverflow.privacyfucking.rocks',
      'https://exchange.seitan-ayoub.lol',
      'https://overflow.r4fo.com',
      'https://overflow.ducks.party',
      'https://ao.ngn.tf',
      'https://overflow.snine.nl',
      'https://anonymousoverflow.privacyredirect.com',
      'https://soflow.nerdvpn.de',
      'https://overflow.einfachzocken.eu',
      'https://overflow.seasi.dev',
      'https://anonymousoverflow.catsarch.com',
      'https://overflow.darkness.services',
      'https://anonflow.aketawi.space',
      'https://ao.bunk.lol',
      'https://o.iii.st',
      'https://overflow.canine.tools',
      'https://ao.bloatcat.tk',
      'https://ao.bloat.cat/',
      'https://ao.ngn.tf/',
    ],
    priviblur: [
      'https://pb.bloat.cat',
      'https://tb.opnxng.com',
      'https://priviblur.pussthecat.org',
      'https://priviblur.thebunny.zone',
      'https://priviblur.canine.tools',
      'https://pb.cleberg.net',
      'https://tumblr.nerdvpn.de',
    ],
    eddrit: ['https://eddrit.com/'],
    intellectual: [
      'https://in.bloat.cat/',
      'https://intellectual.catsarch.com/',
      'https://intellectual.insprill.net/',
    ],
    'photon-reddit': ['https://photon-reddit.com/'],
  };

  const replacements = Object.entries({
    fandom: ['breezewiki'],
    geeksforgeeks: ['ducksforducks', 'nerdsfornerds'],
    genius: ['dumb', 'intellectual'],
    medium: ['libmedium', 'scribe', 'small'],
    quora: ['quetre'],
    reddit: ['eddrit', 'photon-reddit', 'redlib'],
    reuters: ['neuters'],
    stackoverflow: ['anonymousoverflow'],
    tumblr: ['priviblur'],
    twitter: ['nitter'],
    urbandictionary: ['ruraldictionary'],
    'x.com': ['nitter'],
    youtube: ['invidious', 'piped'],
  });

  const replacement = replacements.find(([host]) =>
    location.hostname.includes(host),
  );

  if (replacement) {
    const chooseRandom = (list) =>
      list.at(Math.floor(Math.random() * list.length));

    const [, options] = replacement;
    const type = chooseRandom(options);
    const instancesForType = instances[type];

    if (instancesForType?.length > 0) {
      const instance = chooseRandom(instancesForType);

      const redirect = new URL(location.pathname, instance);

      return redirect;
    }
  }

  const redirect = new URL('https://farside.link');
  redirect.pathname = `/_/${location.href}`;

  return redirect;
}

function main() {
  const redirect = getRedirect();
  location.replace(redirect);
}

main();