public async Task DownloadPage(PageItem page, int line)
        {
            try
            {
                // logic to handle mediatype

                var html = await GetHtml(page.Url);

                var config = ExtractPlayerConfig(html);
                if (config == null || config.LosslessFile == null)
                {
                    return;
                }

                await DownloadFile(config.LosslessFile, line);
            }
            catch (Exception ex)
            {
                Console.WriteLine("ERROR " + ex.Message + ex.StackTrace);
                page.Print();
            }
        }