private void BtnFindStudent_Click(object sender, RoutedEventArgs e) { if (db.Library_Users.ToList().Exists(p => p.Id == Int32.Parse(TxtBoxStudFind.Text))) { Library_Users users = new Library_Users(); foreach (var item in db.Library_Users.ToList()) { if (item.Id == Int32.Parse(TxtBoxBookFind.Text)) { users = item; FStud = true; break; } } TxtBoxReturnDate.Text = DateTime.Now.AddDays(15).ToString(); TxtBoxStudName.Text = users.UserName; TxtBoxStudIIN.Text = users.UserIdentificationNumber.ToString(); } }
private void BTNAdd_Click(object sender, RoutedEventArgs e) { Library_Users lu = new Library_Users(); try { lu.UserAddress = UserAddress.Text; lu.UserName = UserName.Text; lu.UserIdentificationNumber = Int32.Parse(UserIdentificationNumber.Text); lu.UserYearOfBirth = Convert.ToDateTime(UserYearOfBirth.Text); db.Library_Users.Add(lu); db.SaveChanges(); UsersInfo.ItemsSource = db.Library_Users.ToList(); MessageBox.Show("User successfully added"); } catch (Exception ex) { MessageBox.Show("Error: " + ex.Message); } }