private void bnPendingTransactions_Click(object sender, EventArgs e)
{
// XXX List Pending Transactions button event handl
while (true)
{
try
{ // to capture an exception from SelectedIndex/SelectedItem of listPendingTransactionsDialog
listPendingTransactionsDialog.ClearDisplayItems();
//listPendingTransactionsDialog.AddDisplayItems(null); // null is a dummy argument
foreach (Transaction tran in BookShopControl.listOfPendingTransactions)
{
//TODO move into new method
listPendingTransactionsDialog.AddDisplayItems(tran.customerName.userName + " : " + tran.ToString());
}
if (listPendingTransactionsDialog.Display() == DialogReturn.Done)
{
return;
}
// select button is pressed
while (true)
{
try
{ // to capture an exception from SelectedItem/SelectedTransaction of showPendingTransactionDialog
showPendingTransactionDialog.ClearDisplayItems();
//showPendingTransactionDialog.AddDisplayItems(null); // null is a dummy argument
BookShopControl.listTransactionDetails((SelectDialog)showPendingTransactionDialog, BookShopControl.listOfPendingTransactions[listPendingTransactionsDialog.SelectedIndex]);
switch (showPendingTransactionDialog.Display())
{
case DialogReturn.Approve: // Transaction Processed
// XXX
BookShopControl.approveTransaction(BookShopControl.listOfPendingTransactions[listPendingTransactionsDialog.SelectedIndex]);
if (BookShopControl.amountOfPendingTransactions <= 0)
{
return;
}
break;
case DialogReturn.ReturnBook: // Return Book
// XXX
BookShopControl.listOfPendingTransactions[listPendingTransactionsDialog.SelectedIndex].
removeSubTransaction(BookShopControl.listOfPendingTransactions[listPendingTransactionsDialog.SelectedIndex].itemsPurchased[showPendingTransactionDialog.SelectedIndex].purchaseBook.isbn, 1);
continue;
case DialogReturn.Remove: // Remove transaction
// XXX
BookShopControl.removeTransactionFromPending(BookShopControl.listOfPendingTransactions[listPendingTransactionsDialog.SelectedIndex]);
break;
}
break; //for "transaction processed"
}
catch (BookShopException bsex)
{
MessageBox.Show(this, bsex.ErrorMessage);
return;
}
}
}
catch (BookShopException bsex)
{
MessageBox.Show(this, bsex.ErrorMessage);
continue;
}
}
}
void initial_Load()
{
//temporary variables
//TODO change this to work directly with the class
List<Customer> listOfCustomers = new List<Customer>();
List<Book> listOfBooks = new List<Book>();
List<Transaction> listOfPendingTransactions = new List<Transaction>();
List<Transaction> listOfCompleteTransactions = new List<Transaction>();
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "BookStore Data Files|*.bdf";
openFileDialog.InitialDirectory = Application.StartupPath;
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
TextReader trs = new StreamReader(openFileDialog.FileName);
string s;
List<string> words;
int stringIndex;
while (((s = trs.ReadLine()) != null) && (s != ""))
{
words = new List<string>();
while (true)
{
if ((stringIndex = s.IndexOf('#')) == -1) break;
words.Add(s.Substring(0, stringIndex).Trim());
s = s.Substring(stringIndex + 1);
}
if (words.Count > 0)
{
try
{ // to catprue an exception from getInt( ) getDecimal
switch (words[0])
{
case "AddBook":
decimal price = getDecimal(words[5]);
int stock = getInt(words[7]);
// XXX use words[1]~words[4], price, words[6], and stock to register a book
ControlShop.listOfBooks.Add(new Book(words[1], words[2], words[3], words[4], price, words[6], stock));
break;
case "AddCustomer":
// XXX use words[1]~words[7] to register a customer
ControlShop.listOfCustomers.Add(new Customer(words[1], words[2], words[3], words[4], words[5], words[6], words[7]));
//ControlShop.addCustomerTodictionary(words[3], );
break;
case "Login":
// XXX use words[1] and words[2] to login a customer
ControlShop.findCustomerLogin(words[1], words[2]);
customerWindow.updateLabel = ControlShop.LoggedinCustomer.userName;
break;
case "AddBookToWishList":
// XXX use words[1] (ISBN) to register the book in the current customer's wishlist
ControlShop.addBookToCustomerWishList(words[1]);
break;
case "AddBookToCart":
// XXX use words[1] (ISBN) to add the book in the current customer's cart
ControlShop.addBookToCustomerCart(words[1]);
break;
case "CheckOut":
// XXX check out the current customer's cart
ControlShop.checkOutCustomer();
break;
case "ProcessPendingTransaction":
// XXX use words[1] (index of the pending transactions) to identify the pending
// transaction to approve
ControlShop.approveTransaction(ControlShop.listOfPendingTransactions[Int32.Parse(words[1])]);
break;
default:
MessageBox.Show(this, "Unknown Operation : " + words[0]);
break;
}
}
catch (BookShopException ex)
{
MessageBox.Show(this, ex.ErrorMessage);
}
}
}
}
//ControlShop.updateObject(listOfCustomers, listOfBooks, listOfPendingTransactions, listOfCompleteTransactions);
//ControlShop.LoggedinCustomer = null;
}