private async Task LoadCsvFileAsync(string fileName)
{
ProgressBar.Maximum = await CsvService.GetLinesAsync(fileName);
var progress = new Progress <int>(async k => await PopulateGridAsync());
progress.ProgressChanged += (sender, i) =>
{
Application.Current.Dispatcher.Invoke(() =>
{
ProgressBar.Value += i;
Status.Content = $"Loaded {ProgressBar.Value} from {ProgressBar.Maximum} lines";
});
};
await CsvService.DeleteParticipantsAsync()
.ContinueWith(t => CsvService.StoreParticipantsAsync(fileName, progress, _cancellation.Token, blockSize: 10000
)
.ContinueWith(k => PopulateGridAsync()));
}
private async void ClearDatabase_OnClick(object sender, RoutedEventArgs e)
{
await CsvService.DeleteParticipantsAsync()
.ContinueWith(t => PopulateGridAsync());
}