// ============================================================
// PROXY CONFIGURATION
// ============================================================

var PROXY = "SOCKS5 127.0.0.1:1080";
var DIRECT = "DIRECT";


// ============================================================
// GOOGLE
// ============================================================

var googleDomains = [
    // Main
    "google.com",
    "google.net",
    "google.org",
    "googleapis.com",
    "googleusercontent.com",
    "gstatic.com",
    "googlemail.com",
    "gmail.com",
    "googleapps.com",
    "googledrive.com",
    "googlephotos.com",
    "googlemaps.com",
    "googlestore.com",
    "googleearth.com",
    "googlesource.com",
    "withgoogle.com",
    "thinkwithgoogle.com",

    // Services / short links
    "g.co",
    "goo.gl",
    "g.page",
    "g.dev",
    "web.app",
    "appspot.com",
    "run.app",
    "cloudfunctions.net",
    "firebaseapp.com",
    "firebaseio.com",

    // CDN / infrastructure
    "gvt0.com",
    "gvt1.com",
    "gvt2.com",
    "gvt3.com",
    "gvt5.com",
    "gvt6.com",
    "gvt7.com",
    "gvt9.com",
    "ggpht.com",
    "1e100.net",

    // CAPTCHA
    "recaptcha.net",

    // Ads / analytics
    "doubleclick.net",
    "doubleclick.com",
    "googleadservices.com",
    "googlesyndication.com",
    "googletagmanager.com",
    "googletagservices.com",
    "google-analytics.com",
    "googleanalytics.com",
    "googleads.com",
    "googlevads.com",
    "2mdn.net"
];


// ============================================================
// YOUTUBE
// ============================================================

var youtubeDomains = [
    // Main
    "youtube.com",
    "youtu.be",
    "youtube-nocookie.com",

    // Video / CDN / images
    "googlevideo.com",
    "ytimg.com",
    "ggpht.com",

    // APIs
    "youtube.googleapis.com",
    "youtubei.googleapis.com",
    "youtubeembeddedplayer.googleapis.com",

    // Additional
    "withyoutube.com",
    "youtubeeducation.com",
    "youtubefanfest.com",
    "youtubegaming.com",
    "youtubekids.com",
    "youtubemobilesupport.com",
    "youtube.tv",
    "youtube.soy",
    "yt.be",

    // Regional
    "youtube.ae",
    "youtube.al",
    "youtube.am",
    "youtube.at",
    "youtube.az",
    "youtube.ba",
    "youtube.be",
    "youtube.bg",
    "youtube.bh",
    "youtube.bo",
    "youtube.by",
    "youtube.ca",
    "youtube.cat",
    "youtube.ch",
    "youtube.cl",
    "youtube.co",

    "youtube.co.ae",
    "youtube.co.at",
    "youtube.co.cr",
    "youtube.co.hu",
    "youtube.co.id",
    "youtube.co.il",
    "youtube.co.in",
    "youtube.co.jp",
    "youtube.co.ke",
    "youtube.co.kr",
    "youtube.co.ma",
    "youtube.co.nz",
    "youtube.co.th",
    "youtube.co.tz",
    "youtube.co.ug",
    "youtube.co.uk",
    "youtube.co.ve",
    "youtube.co.za",
    "youtube.co.zw",

    "youtube.com.ar",
    "youtube.com.au",
    "youtube.com.az",
    "youtube.com.bd",
    "youtube.com.bh",
    "youtube.com.bo",
    "youtube.com.br",
    "youtube.com.by",
    "youtube.com.co",
    "youtube.com.do",
    "youtube.com.ec",
    "youtube.com.ee",
    "youtube.com.eg",
    "youtube.com.es",
    "youtube.com.gh",
    "youtube.com.gr",
    "youtube.com.gt",
    "youtube.com.hk",
    "youtube.com.hn",
    "youtube.com.hr",
    "youtube.com.jm",
    "youtube.com.jo",
    "youtube.com.kw",
    "youtube.com.lb",
    "youtube.com.lv",
    "youtube.com.ly",
    "youtube.com.mk",
    "youtube.com.mt",
    "youtube.com.mx",
    "youtube.com.my",
    "youtube.com.ng",
    "youtube.com.ni",
    "youtube.com.om",
    "youtube.com.pa",
    "youtube.com.pe",
    "youtube.com.ph",
    "youtube.com.pk",
    "youtube.com.pt",
    "youtube.com.py",
    "youtube.com.qa",
    "youtube.com.ro",
    "youtube.com.sa",
    "youtube.com.sg",
    "youtube.com.sv",
    "youtube.com.tn",
    "youtube.com.tr",
    "youtube.com.tw",
    "youtube.com.ua",
    "youtube.com.uy",
    "youtube.com.ve",

    "youtube.cr",
    "youtube.cz",
    "youtube.de",
    "youtube.dk",
    "youtube.ee",
    "youtube.es",
    "youtube.fi",
    "youtube.fr",
    "youtube.ge",
    "youtube.gr",
    "youtube.gt",
    "youtube.hk",
    "youtube.hr",
    "youtube.hu",
    "youtube.ie",
    "youtube.in",
    "youtube.iq",
    "youtube.is",
    "youtube.it",
    "youtube.jo",
    "youtube.jp",
    "youtube.kr",
    "youtube.kz",
    "youtube.la",
    "youtube.lk",
    "youtube.lt",
    "youtube.lu",
    "youtube.lv",
    "youtube.ly",
    "youtube.ma",
    "youtube.md",
    "youtube.me",
    "youtube.mk",
    "youtube.mn",
    "youtube.mx",
    "youtube.my",
    "youtube.ng",
    "youtube.ni",
    "youtube.nl",
    "youtube.no",
    "youtube.pa",
    "youtube.pe",
    "youtube.ph",
    "youtube.pk",
    "youtube.pl",
    "youtube.pr",
    "youtube.pt",
    "youtube.qa",
    "youtube.ro",
    "youtube.rs",
    "youtube.ru",
    "youtube.sa",
    "youtube.se",
    "youtube.sg",
    "youtube.si",
    "youtube.sk",
    "youtube.sn",
    "youtube.sv",
    "youtube.tn",
    "youtube.ua",
    "youtube.ug",
    "youtube.uy",
    "youtube.vn"
];


// ============================================================
// OPENAI / CHATGPT
// ============================================================

var openaiDomains = [
    // Main
    "openai.com",
    "chatgpt.com",
    "chat.com",
    "sora.com",
    "crixet.com",

    // Static / uploads / content
    "oaistatic.com",
    "oaiusercontent.com",
    "oaistatsig.com",
    "openaimerge.com",

    // CDN / storage
    "openai.com.cdn.cloudflare.net",
    "openaiapi-site.azureedge.net",
    "openaicom-api-bdcpf8c6d2e9atf6.z01.azurefd.net",
    "openaicom.imgix.net",
    "openaicomproductionae4b.blob.core.windows.net",
    "production-openaicom-storage.azureedge.net",

    // Voice / realtime
    "chatgpt.livekit.cloud",
    "host.livekit.cloud",
    "turn.livekit.cloud",

    // Authentication / supporting services
    // Note: some of these are shared by other websites.
    "challenges.cloudflare.com",
    "workos.com",
    "workoscdn.com",
    "workos.imgix.net",
    "intercom.io",
    "intercomcdn.com",
    "ct.sendgrid.net"
];


// ============================================================
// SPOTIFY
// ============================================================

var spotifyDomains = [
    // Main
    "spotify.com",
    "spotifycdn.com",
    "spotifycdn.net",
    "scdn.co",
    "pscdn.co",

    // Links
    "spoti.fi",
    "spotify.link",
    "byspotify.com",
    "tospotify.com",

    // Services
    "spotify-everywhere.com",
    "spotify.design",
    "spotifycharts.com",
    "spotifycodes.com",
    "spotifyforbrands.com",
    "spotifyforvendors.com",
    "spotifyjobs.com",
    "lifeatspotify.com",

    // Audio / CDN
    "audio-ak-spotify-com.akamaized.net",
    "audio4-ak-spotify-com.akamaized.net",
    "heads-ak-spotify-com.akamaized.net",
    "heads4-ak-spotify-com.akamaized.net",

    "spotify.com.edgesuite.net",
    "spotify.map.fastly.net",
    "spotify.map.fastlylb.net",

    // Experiments / telemetry
    "cdn-spotify-experiments.conductrics.com",
    "adeventtracker.spotify.com",
    "adstudio-assets.scdn.co",
    "bloodhound.spotify.com"
];


// ============================================================
// DOMAIN MATCHING
// ============================================================

// Matches:
//   spotify.com
//   open.spotify.com
//   accounts.spotify.com
//   foo.bar.spotify.com
//
// Does NOT match:
//   notspotify.com
//   spotify.com.example.org

function domainMatches(host, domain) {
    return host === domain ||
           (host.length > domain.length &&
            host.substring(host.length - domain.length - 1) === "." + domain);
}


function matchesAnyDomain(host, domains) {
    for (var i = 0; i < domains.length; i++) {
        if (domainMatches(host, domains[i])) {
            return true;
        }
    }

    return false;
}


// ============================================================
// PAC ENTRY POINT
// ============================================================

function FindProxyForURL(url, host) {
    host = host.toLowerCase();

    if (
        matchesAnyDomain(host, googleDomains) ||
        matchesAnyDomain(host, youtubeDomains) ||
        matchesAnyDomain(host, openaiDomains) ||
        matchesAnyDomain(host, spotifyDomains)
    ) {
        return PROXY;
    }

    return DIRECT;
}