public Message Save(Book newBook)
{
Message message = new Message();
string isbn = newBook.ISBN.Trim();
if (isbn.Length != 13)
{
message.Status = "warning";
message.Details = "ISBN Number must be thirteen (13) characters long.";
return message;
}
bool isBookExixts = IsBookExists(newBook);
if (isBookExixts)
{
message.Status = "error";
message.Details = "ISBN Number is already exists.";
return message;
}
try
{
aBookGateway.AddBook(newBook);
message.Status = "success";
message.Details = "Book Added Successfully";
}
catch (SqlException ex)
{
message.Status = "error";
message.Details = ex.Message;
}
return message;
}
protected void saveButton_Click(object sender, EventArgs e)
{
string isbn = isbnTextBox.Text;
string name = nameTextBox.Text;
string author = authorTextBox.Text;
Message message = new Message();
Book aBook = new Book(isbn, name, author);
message = aBookManager.Save(aBook);
messageLabel.CssClass = message.Status;
messageLabel.Text = message.Details;
if (message.Status == "success")
{
ClearTextFields();
}
}