(() =>
{
    const fallbackCopyTextToClipboard = (text) =>
    {
        let textArea = document.createElement("textarea");
        textArea.value = text;
        
        textArea.style.top = "0";
        textArea.style.left = "0";
        textArea.style.position = "fixed";
      
        document.body.appendChild(textArea);
        textArea.focus();
        textArea.select();
      
        try
        {
            let successful = document.execCommand('copy');
        } catch (err) {
            console.error('Fallback: Oops, unable to copy', err);
        }
      
        document.body.removeChild(textArea);
    }

    const copyTextToClipboard = (text) =>
    {
        if(!navigator.clipboard)
        {
            fallbackCopyTextToClipboard(text);
            return;
        }

        navigator.clipboard.writeText(text).then(() =>
        {
            console.log('Async: Copying to clipboard was successful!');
        }, (err) => {
            console.error('Async: Could not copy text: ', err);
        });
    }

    const videoFeedUrls = document.querySelectorAll('div.video-feed-item.three-column-item a.video-feed-item-wrapper');

    let urlArray = [];

    (videoFeedUrls).forEach((a) =>
    {
        if(a.hasAttribute('href') && a.getAttribute('href'))
        {
            urlArray.push(a.getAttribute('href'));
        }
    });

    let formattedUrls = urlArray.join(' ');

    console.log(formattedUrls);

    copyTextToClipboard(formattedUrls);
})();