Function touchCheck

X-Downloader/X-Downloader.user.js:145–163

    }
    let checkTimer;
    const touchCheck = e => {
        clearTimeout(checkTimer);
        if (e.target == downloadBtn) return;
        checkTimer = setTimeout(() => {
            if (isElementVisible(downloadBtn)) return;
            let target = findFirstVisibleElement("[data-testid='card.layoutLarge.media']");
            if (target) {
                return show(target.parentNode);
            }
            target = findFirstVisibleElement("[data-testid='tweetPhoto']");
            if (target) {
                return show(target.parentNode);
            }
            target = findFirstVisibleElement("[data-testid^='video-player']");
            if (target) {
                return show(target.parentNode);
            }
        }, 100);
    };
    document.addEventListener("mouseenter", addBtn, true);
    document.addEventListener("touchstart", e => {touch = true; addBtn(e);}, true);
    document.addEventListener("touchend", touchCheck, true);