// ==UserScript==
// @name        Youtube to Invidious redirector
// @namespace   youtube_to_invidious_redirector
// @description Redirect Youtube links to Invidious
// @include     https://www.youtube.com/
// @include     https://www.google.com/sorry/index*
// @include     https://invidious.13ad.de/channel/*
// @version     1.0
// @grant       none
// ==/UserScript==

// Redirect from google error page
if (window.location.host === "www.google.com") {
    const urlParams = new URLSearchParams(window.location.search);
    let cont = urlParams.get('continue');

    cont = decodeURI(cont);
    cont = cont.replace( "www.youtube.com", getInstance() );

    window.location = cont;

// Redirect youtube
} else if (window.location.host === "www.youtube.com") {
    // window.location = window.location.href.replace( "www.youtube.com", getInstance() );

// Fix instance issues
} else {
    window.location = window.location.href.replace( "invidious.13ad.de/channel", "invidious.snopyta.org/channel" );
}


function getInstance() {
    const instances = [
        "invidious.snopyta.org",
        "yewtu.be",
        "invidious.13ad.de"
    ];
    // return instances[0];
    return instances[Math.floor(Math.random() * instances.length)]
}