/// <summary>
/// On receipt added.
/// </summary>
/// <param name="sender">A Button click.</param>
/// <param name="e">The click of the button.</param>
private void OnReceiptAdded(object sender, ReceiptEventArgs e)
{
ReceiptViewModel viewModel = new ReceiptViewModel(e.Receipt, this.repository);
viewModel.PropertyChanged += this.OnReceiptViewModelPropertyChanged;
this.AllReceipts.Add(viewModel);
}
/// <summary>
/// Shows all the receipt within the view model.
/// </summary>
private void ShowOneReceipt()
{
ReceiptViewModel viewModel = this.AllReceipts.SingleOrDefault(vm => vm.IsSelected);
if (viewModel != null)
{
this.ShowReceipt(viewModel);
this.repository.SaveToDatabase();
}
else
{
MessageBox.Show("Please select a receipt.");
}
}
/// <summary>
/// Shows the item in the view.
/// </summary>
/// <param name="viewModel">The view model to show.</param>
private void ShowReceipt(ReceiptViewModel viewModel)
{
WorkspaceWindow window = new WorkspaceWindow();
window.Width = 400;
window.Height = 300;
window.Title = viewModel.DisplayName;
viewModel.CloseAction = b => window.DialogResult = b;
ReceiptView view = new ReceiptView();
view.DataContext = viewModel;
window.Content = view;
window.ShowDialog();
}
/// <summary>
/// A method to sell games within the view model.
/// </summary>
private void SellGame()
{
GameViewModel viewModel = this.AllGames.SingleOrDefault(vm => vm.IsSelected);
if (viewModel != null)
{
MessageBoxResult result = MessageBox.Show("Are you sure you want to sell this game?", "Purchase confirmation", MessageBoxButton.YesNo);
if (result == MessageBoxResult.Yes)
{
Receipt receipt = new Receipt
{
AccountId = this.account.Id,
GameId = viewModel.Game.Id,
DateIssued = DateTime.Now.ToShortDateString(),
TransactionAmount = viewModel.SellPrice,
InvoiceNumber = Guid.NewGuid().ToString(),
PaymentMethod = "Account Funds Added To Account"
};
this.repository.AddReceipt(receipt);
this.account.AccountFunds += viewModel.SellPrice;
this.account.Library.Remove(viewModel.Game);
this.UserGames.Remove(viewModel);
List <GameViewModel> games = this.GetAllGames();
foreach (GameViewModel g in games)
{
if (viewModel.Name == g.Name)
{
viewModel.UsedQuantity++;
this.repository.SaveToDatabase();
}
}
this.UpdateViews();
ReceiptViewModel receiptViewModel = new ReceiptViewModel(receipt, this.repository);
this.ShowReceipt(receiptViewModel);
}
}
}
/// <summary>
/// Purchase a game.
/// </summary>
/// <param name="quality">The quality of the game.</param>
private void BuyGame(string quality)
{
GameViewModel viewModel = this.AllGames.SingleOrDefault(vm => vm.IsSelected);
if (viewModel != null)
{
switch (quality)
{
case "New":
if (this.account.AccountFunds > viewModel.Price)
{
MessageBoxResult result = MessageBox.Show("Are you sure you want to buy this game?", "Purchase confirmation", MessageBoxButton.YesNo);
if (result == MessageBoxResult.Yes)
{
if (this.account.Library.Contains(viewModel.Game))
{
MessageBox.Show("You already own this game!");
break;
}
this.account.AccountFunds -= viewModel.Price;
this.account.Library.Add(viewModel.Game);
this.UserGames.Add(viewModel);
Receipt receipt = new Receipt
{
AccountId = this.account.Id,
GameId = viewModel.Game.Id,
DateIssued = DateTime.Now.ToShortDateString(),
TransactionAmount = viewModel.Game.Price,
InvoiceNumber = Guid.NewGuid().ToString(),
PaymentMethod = "VISA"
};
this.repository.AddReceipt(receipt);
ReceiptViewModel receiptViewModel = new ReceiptViewModel(receipt, this.repository);
this.ShowReceipt(receiptViewModel);
}
}
else
{
MessageBox.Show("Account funds unavailable.");
}
break;
case "Used":
if (this.account.AccountFunds > viewModel.UsedPrice && viewModel.UsedQuantity > 0)
{
MessageBoxResult result = MessageBox.Show("Are you sure you want to buy this game?", "Purchase confirmation", MessageBoxButton.YesNo);
if (result == MessageBoxResult.Yes)
{
if (this.account.Library.Contains(viewModel.Game))
{
MessageBox.Show("You already own this game!");
break;
}
this.account.AccountFunds -= viewModel.UsedPrice;
this.account.Library.Add(viewModel.Game);
this.UserGames.Add(viewModel);
viewModel.UsedQuantity--;
Receipt receipt = new Receipt
{
AccountId = this.account.Id,
GameId = viewModel.Game.Id,
DateIssued = DateTime.Now.ToShortDateString(),
TransactionAmount = viewModel.Game.UsedPrice,
InvoiceNumber = Guid.NewGuid().ToString(),
PaymentMethod = "VISA"
};
this.repository.AddReceipt(receipt);
ReceiptViewModel receiptViewModel = new ReceiptViewModel(receipt, this.repository);
this.ShowReceipt(receiptViewModel);
}
}
else
{
MessageBox.Show("Account funds unavailable.");
}
break;
}
this.repository.SaveToDatabase();
this.UpdateViews();
}
}