private void btnReserve_Click(object sender, RoutedEventArgs e)
{
ModelObjBook selectedRow = (ModelObjBook)dtagrdBooks.SelectedItem;
int selectedPKey = selectedRow.pkey;
ControllerBook C_ControllerBook = new ControllerBook();
bool bookAvaiable = C_ControllerBook.bookAvaiable(selectedPKey);
if (bookAvaiable == true)
{
}
else
{
MessageBox.Show("Book already reserved", "Book reservation", MessageBoxButton.OK, MessageBoxImage.Exclamation);
}
}
public List <ModelObjBook> getBooks(string t_name)
{
string dbHost = "LOCALHOST";
string databaseName = "Librarysystem";
// Connection string
DataContext dbLibrarysystem = new DataContext("Server=" + dbHost + "\\SQLEXPRESS;Database=" + databaseName + ";Connection timeout=30;Integrated Security=True");
Table <ModelMapping.tblBook> tblBookGet = dbLibrarysystem.GetTable <ModelMapping.tblBook>();
var returnList = new List <ModelObjBook>();
var returnListFinal = new List <ModelObjBook>();
//Auswerten der typisierten Liste
var tblBookValues =
from my_val in tblBookGet
select my_val;
foreach (var value in tblBookValues)
{
var book = new ModelObjBook(value.PKey_1, value.Name, value.ISBN, value.Author, value.Publisher);
returnList.Add(book);
}
if (t_name != "All")
{
foreach (var value in returnList)
{
if (value.name == t_name || value.isbn == t_name || value.author == t_name || value.publisher == t_name)
{
var book = new ModelObjBook(value.pkey, value.name, value.isbn, value.author, value.publisher);
returnListFinal.Add(book);
}
}
return(returnListFinal);
}
else
{
return(returnList);
}
}
