/// 08/29/2022 Mahesh Kumar Yadav. <br/>

/// <summary>

/// Make sure we have latest driver version of EDGE

/// It downloads same version of EDGE BROWSER installed on your system

/// </summary>

/// <exception cref="Exception"></exception>

public static string EnsureLatestMsEdgeDriveIsInstalled()

{

    string installedEdgePath;

    // To use WebDriver to automate Microsoft Edge, if you use Selenium,

    // you must use Selenium 4, which has built -in support for Microsoft Edge (Chromium).

    try

    {

        const string edgeDriveFile = "msedgedriver.exe";

        var downloadedEdgeDriverVersion = string.Empty;

        if (File.Exists(edgeDriveFile))

        {

            var downloadedEdgeDriverInfo = FileVersionInfo.GetVersionInfo(edgeDriveFile);

            downloadedEdgeDriverVersion = downloadedEdgeDriverInfo.FileVersion;

        }

​

        var installedEdgeBrowser =

            InstalledBrowsers.Value.FirstOrDefault(b => Regex.IsMatch(b.Name, "edge", RegexOptions.IgnoreCase));

        var installedEdgeVersion = installedEdgeBrowser.Version;

        installedEdgePath = installedEdgeBrowser.Path;

        if (installedEdgeVersion.Equals(downloadedEdgeDriverVersion))

        {

            // already downloaded for the installed version of MS Edge

            return installedEdgePath;

        }

​

        // https://docs.microsoft.com/en-us/microsoft-edge/webdriver-chromium/?tabs=c-sharp

        // Every version of edge has own driver

        var url = $"https://msedgedriver.azureedge.net/{installedEdgeVersion}/edgedriver_win32.zip";

        const string fileName = "edgedriver_win32.zip";

        var form = new TzunamiDownloaderForm(url, fileName);

        form.ShowDialog();

        if (File.Exists(edgeDriveFile))

            File.Delete(edgeDriveFile);

        ZipFile.ExtractToDirectory(fileName, Directory.GetCurrentDirectory());

        if (File.Exists(fileName))

        {

            File.Delete(fileName);

        }

​

        // Useless directories

        if (Directory.Exists("Driver_Notes"))

            Directory.Delete("Driver_Notes", true);

    }

    catch (Exception ex)

    {

        // Log.WriteLine(LogLevel.High,nameof(SeleniumAuthenticator), ex, "The Edge driver for your browser could not be downloaded");

        throw new Exception("The Edge driver for your browser could not be downloaded", ex);

    }

    return installedEdgePath;

}