private void FindProductsTaskCompleted(Task task)
{
DGrid_FoundProducts.Invoke(new Action(() =>
{
if (task.IsFaulted)
{
Rtbx_DebugLog.Invoke((MethodInvoker) delegate
{
if (Rtbx_DebugLog.Text.Length > Logger.MaxLogMesssages)
{
Rtbx_DebugLog.Clear();
}
});
Rtbx_DebugLog.AppendText(task.Exception?.StackTrace + Environment.NewLine);
label_FindingStatus.Text = @"Some Errors!";
label_FindingStatus.ForeColor = Color.Red;
}
else
{
label_FindingStatus.Text = @"Done!";
label_FindingStatus.ForeColor = Color.DarkGreen;
}
btn_FindProducts.Enabled = true;
}));
}
private void FindAction(ScraperBase scraper)
{
var searchOptions = (SearchSettingsBase)PGrid_Bot.SelectedObject;
var convertedFilter = searchOptions;
if (searchOptions.GetType() != scraper.SearchSettingsType)
{
convertedFilter = SearchSettingsBase.ConvertToChild(searchOptions, scraper.SearchSettingsType);
}
scraper.ScrapeItems(out var products, convertedFilter, _findTokenSource.Token);
if (AppSettings.Default.PostStartMessage)
{
products.AsParallel().ForAll(product =>
{
var pDetails = product.GetDetails(_findTokenSource.Token);
pDetails.Validate();
PostProduct(pDetails);
});
}
DGrid_FoundProducts.Invoke(new Action(() =>
{
lock (_listOfProducts)
{
products.ForEach(product => _listOfProducts.Add(product));
_findTokenSource.Token.ThrowIfCancellationRequested();
}
}));
}
private void btn_FindProducts_Click(object sender, EventArgs e)
{
_findTokenSource = new CancellationTokenSource();
_listOfProducts.Clear();
DGrid_FoundProducts.Refresh();
btn_FindProducts.Enabled = false;
label_FindingStatus.ForeColor = Color.SaddleBrown;
label_FindingStatus.Text = @"Processing...";
var scrapers = Clbx_Websites.CheckedItems;
var tasks = new List <Task>();
foreach (var obj in scrapers)
{
var scraper = (ScraperBase)obj;
tasks.Add(Task.Run(() => FindAction(scraper)));
}
Task.WhenAll(tasks).ContinueWith(FindProductsTaskCompleted);
}
private void Btn_SelectAllProducts_Click(object sender, EventArgs e)
{
DGrid_FoundProducts.ColumnHeadersVisible = false;
DGrid_FoundProducts.SelectAll();
DGrid_FoundProducts.ColumnHeadersVisible = true;
}
