public void LoanBook(string isbn, int copy, string uId) // Låna en bok
{
BibliotechDAL bd = new BibliotechDAL();
Loan loan = new Loan(isbn, copy, uId);
if (bd.CheckAvailability(isbn, copy) == 0)
{
bd.AddNewLoan(loan);
}
else
{
MessageBox.Show("Boken är redan utlånad");
}
}
private void btn_userloan_Click(object sender, EventArgs e)
{
int i = grid_results.CurrentRow.Index;
string isbn = grid_results["Isbn", i].Value.ToString();
int copy = (int)grid_results["CopyNbr", i].Value;
BibliotechController bc = new BibliotechController();
BibliotechDAL bd = new BibliotechDAL();
int s = bd.CheckAvailability(isbn, copy);
if (s == 1)
{
MessageBox.Show("Boken är utlånad");
}
else
{
bc.LoanBook(isbn, copy, us.UserId);
ShowLoans();
}
}
private void btn_delbook_Click(object sender, EventArgs e) // Button Delete book
{
int i = grid_results_adm.CurrentRow.Index;
string isbn = grid_results_adm["Isbn", i].Value.ToString();
int copy = (int)grid_results_adm["CopyNbr", i].Value;
BibliotechDAL bd = new BibliotechDAL();
int s = bd.CheckAvailability(isbn, copy);
if (s == 1)
{
MessageBox.Show("Går ej att radera, boken är lånad");
}
else
{
bd.DeleteBook(isbn, copy);
FillViewBooks();
}
}
