private void btnImport_Click(object sender, RoutedEventArgs e)
{
try
{
var ofd = new OpenFileDialog();
ofd.DefaultExt = ".csv";
ofd.Multiselect = false;
ofd.Filter = "CSV files|*.csv|All Files|*.*";
if (ofd.ShowDialog() != true)
{
return;
}
var results = _gradebook.ImportStudents(ofd.FileName);
if (results.Count() == 0)
{
MessageBox.Show("No changes");
return;
}
string message;
if (results.Count() > 30)
{
message = "More than " + results.Count() + " rows changed";
}
else
{
message = string.Join(Environment.NewLine, results.ToArray());
}
var result = MessageBox.Show(message + Environment.NewLine + "Save results and close?", "Import Complete", MessageBoxButton.YesNo);
if (result == MessageBoxResult.Yes)
{
_gradebook.Save();
Close();
}
else
{
Close();
}
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
}
private void btnSave_Click(object sender, EventArgs e)
{
gradebookVM.Save();
}