private void btn_edit_book_Click(object sender, EventArgs e)
{
string sid = tb_id_book.Text.Trim();
string name = tb_name_book.Text.ToString().Trim();
string author = tb_author_book.Text.ToString().Trim();
string category = cb_category_book.SelectedItem.ToString().Trim();
string sstock = tb_stock_book.Text.ToString().Trim();
if (category.Equals("Select"))
{
category = "";
}
if (!isValidString(sid))
{
sid = "0";
}
if (isValidString(sid) && isValidString(name) && isValidString(author) && isValidString(category) && isValidString(sstock))
{
int id = int.Parse(sid);
int stock = int.Parse(sstock);
BookControls bookControls = new BookControls();
Book book = bookControls.SearchBook(id);
if (book != null)
{
book = new Book(id, name, author, category, stock);
bookControls = new BookControls(book);
bool isEdited = bookControls.EditBook();
if (isEdited)
{
if (cb_search_book.SelectedIndex == cb_search_book.FindStringExact(book.Category.Trim()))
{
LoadBooks();
}
else
{
cb_search_book.SelectedIndex = cb_search_book.FindStringExact(book.Category.Trim());
}
ClearViews();
MessageBox.Show("Book Edited.");
}
else
{
MessageBox.Show("Book can not be Edited.");
}
}
else
{
MessageBox.Show("Book Doesn't Exist.");
}
}
else
{
MessageBox.Show("Please Enter All Info.");
}
}
