/// <summary>
/// Update the observable collection
/// </summary>
/// <param name="historicStock"></param>
private void UpdateDataCollection(List <HistoricPrice> historicStock)
{
if (historicStock.Any())
{
historicStock.ForEach(historicItem => HistoricStockPrices.Add(historicItem));
}
}
/// <summary>
/// background work completed event handler
/// </summary>
/// <param name="sender"></param>
/// <param name="runWorkEventArgs"></param>
void bgworker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs runWorkEventArgs)
{
var stockListResults = runWorkEventArgs.Result as List <HistoricPrice>;
UpdateDataCollection(stockListResults);
RowCount = HistoricStockPrices.Count();
ViewModelHelper.ShowMessage(HistoricStockPrices.Any()? string.Format("{0} Rows Loaded Successfully", RowCount) :
"No data found, Please modify the search paramaters and try again.", "Info");
}
/// <summary>
/// Get Data asynchronously
/// </summary>
private void GetPricesAsync()
{
//clear the observable collection
HistoricStockPrices.Clear();
RowCount = HistoricStockPrices.Count();
//start a new background thread
var bgworker = new BackgroundWorker();
bgworker.DoWork += GetPrices;
bgworker.RunWorkerCompleted += bgworker_RunWorkerCompleted;
bgworker.RunWorkerAsync();
}
