private void findBySurnameButton_Click(object sender, EventArgs e)
{
var readerRepository = new ReaderRepository();
TextBox thisTextBox = sender as TextBox;
if (string.IsNullOrEmpty(thisTextBox.Text))
{
SetDataGridView();
return;
}
List <Reader> readers = readerRepository.FindBySurname(thisTextBox.Text);
if (readers == null)
{
readerDataGridView.DataSource = "No readers found";
return;
}
readerDataGridView.DataSource = readers.OrderBy(b => b.Id)
.Select(b => new
{
b.Id,
b.Name,
b.Surname,
b.Patronymic,
b.TelephoneNumber,
b.Email
}).ToList();;
}