// ==UserScript==
// @name YouTube™ Multi Downloader v10.9 🌐 (PC & Mobile 🚀) — AdBlock, Zero ADS 🚫💯 | Shorts, Videos & Music 🔥
// @name:pt-BR YouTube™ Multi Downloader v10.9 🌐 (PC & Celular 🚀) — AdBlock, Zero ADS 🚫💯 | Shorts, Vídeos & Music 🔥
// @description Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience. 
// @description:pt-BR Adiciona um botão flutuante para baixar vídeos, Shorts e músicas do YouTube em alta qualidade, com bloqueio de anúncios integrado para uma experiência rápida e suave.
// @description:ar Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:bg Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:cs Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:da Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:de Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:el Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:eo Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:es Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:fi Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:fr Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:fr-CA Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:he Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:hu Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:id Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:it Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:ja Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:ko Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:nb Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:nl Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:pl Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:ro Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:ru Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:sk Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:sr Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:sv Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:th Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:tr Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:uk Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:ug Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:vi Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:zh-CN Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @description:zh-TW Adds a floating button to download YouTube videos, Shorts, and music in high quality, with built-in ad blocking for a fast and smooth experience.
// @namespace https://greasyfork.org/users/152924
// @homepageURL https://greasyfork.org/scripts/34613
// @supportURL https://greasyfork.org/scripts/34613/feedback
// @author Punisher
// @version 10.9
// @date 2026-01-15
// @icon https://iili.io/fOyuFFS.png
// @compatible chrome
// @compatible firefox
// @compatible opera
// @compatible safari
// @compatible edge
// @license CC-BY-NC-ND-4.0
// @match https://*.youtube.com/*
// @match https://music.youtube.com/*
// @grant GM_addStyle
// @run-at document-idle
// @downloadURL none
// ==/UserScript==

(function() {
    "use strict";

    let video;
    const cssSelectorArr = [
        "#masthead-ad",
        "ytd-rich-item-renderer.style-scope.ytd-rich-grid-row #content:has(.ytd-display-ad-renderer)",
        ".video-ads.ytp-ad-module",
        "tp-yt-paper-dialog:has(yt-mealbar-promo-renderer)",
        'ytd-engagement-panel-section-list-renderer[target-id="engagement-panel-ads"]',
        "#related #player-ads",
        "#related ytd-ad-slot-renderer",
        "ytd-ad-slot-renderer",
        "yt-mealbar-promo-renderer",
        'ytd-popup-container:has(a[href="/premium"])',
        "ad-slot-renderer",
        "ytm-companion-ad-renderer"
    ];

    const checkRunFlag = name => {
        if (document.getElementById(name)) return true;
        const style = document.createElement("style");
        style.id = name;
        (document.head || document.body).appendChild(style);
        return false;
    };

    const generateRemoveADCssText = arr => arr.map(s => `${s}{display:none!important}`).join(" ");
    const generateRemoveADHTMLElement = id => {
        if (checkRunFlag(id)) return;
        const style = document.createElement("style");
        style.appendChild(document.createTextNode(generateRemoveADCssText(cssSelectorArr)));
        (document.head || document.body).appendChild(style);
    };

    const getVideoDom = () => { video = document.querySelector(".ad-showing video") || document.querySelector("video"); };
    const playAfterAd = () => { if (video && video.paused && video.currentTime < 1) video.play(); };
    const closeOverlay = () => {
        document.querySelectorAll("ytd-popup-container a[href='/premium']").forEach(el => el.closest("ytd-popup-container")?.remove());
        document.querySelectorAll("tp-yt-iron-overlay-backdrop").forEach(el => { el.className = ""; el.removeAttribute("opened"); });
    };

    const nativeTouch = function() {
        const t = new Touch({ identifier: Date.now(), target: this, clientX: 0, clientY: 0, radiusX: 1, radiusY: 1, rotationAngle: 0, force: 1 });
        this.dispatchEvent(new TouchEvent("touchstart", { bubbles: true, cancelable: true, touches: [t], targetTouches: [t], changedTouches: [t] }));
        this.dispatchEvent(new TouchEvent("touchend", { bubbles: true, cancelable: true, touches: [], targetTouches: [], changedTouches: [t] }));
    };

    const skipAd = () => {
        if (!video) return;
        const btn = document.querySelector(".ytp-ad-skip-button, .ytp-skip-ad-button, .ytp-ad-skip-button-modern");
        const shortMsg = document.querySelector(".video-ads.ytp-ad-module .ytp-ad-player-overlay, .ytp-ad-button-icon");
        if ((btn || shortMsg) && location.hostname !== "m.youtube.com") video.muted = true;
        if (btn) { btn.click(); nativeTouch.call(btn); video.currentTime = video.duration; }
        else if (shortMsg) { video.currentTime = video.duration; }
    };

    const removePlayerAD = id => {
        if (checkRunFlag(id)) return;
        const observer = new MutationObserver(() => { getVideoDom(); closeOverlay(); skipAd(); playAfterAd(); });
        observer.observe(document.body, { childList: true, subtree: true });
    };
    generateRemoveADHTMLElement("yt-remove-ad-css");
    removePlayerAD("yt-remove-player-ad");

    const punisherURL = "//wefightyourtickets.ca/convert/?id=";
    const playerBtnID = "ytDownloadBtn";
    const floatBtnID = "ytPunisherBtn";
    const btnColor = "#575656";
    GM_addStyle(`
        #${playerBtnID} { background:${btnColor}; color:#fff; border:1px solid rgba(255,255,255,.2); margin-left:8px; padding:0 16px; border-radius:18px; font:500 14px Roboto,Noto,sans-serif; display:inline-flex; align-items:center; height:36px; text-decoration:none; }
        #${floatBtnID} { background:${btnColor} url("https://iili.io/fObpSDv.png") no-repeat center; background-size:65%; position:fixed; top:70%; right:20px; transform:translateY(-50%); width:60px; height:60px; border-radius:50%; border:none; cursor:grab; display:flex; justify-content:center; align-items:center; z-index:9999; box-shadow:0 6px 12px rgba(0,0,0,.3); transition:opacity .4s ease; opacity:1; }
        #${floatBtnID}.punisher-hidden { opacity:0; pointer-events:none; }
    `);

    const getVideoID = url => {
        const m = url.match(/(?:v=|\/)([0-9A-Za-z_-]{11})|\/shorts\/([0-9A-Za-z_-]{11})/);
        return m ? (m[1] || m[2]) : null;
    };

    const getBypassURL = vid => vid ? punisherURL + vid : null;
    const findButtonContainer = () => {
        return document.querySelector("#top-level-buttons-computed") ||
               document.querySelector("ytd-video-primary-info-renderer #actions") ||
               document.querySelector("ytmusic-player-bar") ||
               document.querySelector("div#menu-container") ||
               document.querySelector("[role='group'][aria-label]");
    };
    let lastVideoId = null;

    async function addPlayerButton() {
        const vid = getVideoID(location.href);
        if (!vid || vid === lastVideoId) return;
        lastVideoId = vid;

        const container = findButtonContainer();
        if (!container) return;

        let btn = document.getElementById(playerBtnID);
        if (!btn) {
            btn = document.createElement("a");
            btn.id = playerBtnID;
            btn.target = "_blank";
            btn.textContent = "Download";
            container.appendChild(btn);
        }
        btn.href = getBypassURL(vid);
    }

    function addFloatButton() {
        if (document.getElementById(floatBtnID)) return;
        const btn = document.createElement("button");
        btn.id = floatBtnID;
        let dragging = false, ox = 0, oy = 0;
        const limit = (x, y) => ({ x: Math.max(0, Math.min(x, innerWidth - btn.offsetWidth)), y: Math.max(0, Math.min(y, innerHeight - btn.offsetHeight)) });
        const open = () => { const vid = getVideoID(location.href); if (vid) window.open(getBypassURL(vid), "_blank"); };
        const start = (x, y) => { dragging = true; const r = btn.getBoundingClientRect(); ox = x - r.left; oy = y - r.top; btn.style.cursor = "grabbing"; };
        const move = (x, y) => { if (!dragging) return; const p = limit(x - ox, y - oy); btn.style.left = p.x + "px"; btn.style.top = p.y + "px"; btn.style.right = btn.style.bottom = "auto"; };
        const end = () => { dragging = false; btn.style.cursor = "grab"; };

        btn.addEventListener("mousedown", e => start(e.clientX, e.clientY));
        document.addEventListener("mousemove", e => move(e.clientX, e.clientY));
        document.addEventListener("mouseup", end);
        btn.addEventListener("touchstart", e => start(e.touches[0].clientX, e.touches[0].clientY), { passive: true });
        document.addEventListener("touchmove", e => move(e.touches[0].clientX, e.touches[0].clientY), { passive: true });
        document.addEventListener("touchend", end);
        btn.addEventListener("click", () => !dragging && open());

        if (window.matchMedia("(pointer: fine)").matches) {
            let hideTimer;
            const showBtn = () => {
                btn.classList.remove("punisher-hidden");
                clearTimeout(hideTimer);
                hideTimer = setTimeout(() => btn.classList.add("punisher-hidden"), 3000);
            };
            document.addEventListener("mousemove", showBtn);
            document.addEventListener("mousedown", showBtn);
            document.addEventListener("keydown", showBtn);
            showBtn();
        }
        document.body.appendChild(btn);
    }

    const update = () => { addPlayerButton(); addFloatButton(); };
    let lastURL = location.href;
    setInterval(() => {
        if (location.href !== lastURL) {
            lastURL = location.href;
            update();
        }
    }, 800);

    const domObserver = new MutationObserver(() => update());
    domObserver.observe(document.body, { childList: true, subtree: true });
    update();
})();