private static async Task <BookInfoSeeker> ReopenSeeker(BookInfoSeeker seeker)
{
seeker?.Clicker.Dispose();
var clicker = await CreateClicker(ChromeOptions);
seeker = new BookInfoSeeker(clicker);
return(seeker);
}
public async Task Explore(CancellationToken cancellationToken)
{
_seeker = await OpenSeeker();
var captchaErrors = 0;
var downloadedBooks = 0;
while (true)
{
cancellationToken.ThrowIfCancellationRequested();
try
{
await ExploringStep(cancellationToken);
downloadedBooks++;
captchaErrors = 0;
}
catch (Exception exception) when(exception.Message.Contains("captcha"))
{
_logger.Warning("Detected captcha.");
captchaErrors++;
if (captchaErrors > 5)
{
captchaErrors = 0;
_logger.Information("Reopening chrome driver...");
_seeker = await ReopenSeeker(_seeker);
_logger.Information("Opened new istance of chrome driver");
}
}
catch (Exception ex) when(ex.GetType().Namespace == "OpenQA.Selenium")
{
_logger.Error(ex, "Error in Selenium driver");
_seeker = await ReopenSeeker(_seeker);
}
catch (InvalidOperationException ioe) when(ioe.Message.Contains("was not read"))
{
_logger.Error(ioe, "Error while exploring ekw");
_seeker = await ReopenSeeker(_seeker);
}
_logger.Debug("Downloaded books: {DownloadedBooks}", downloadedBooks);
}
}
