private void UpdateAfterEndOrder(int orderId)
{
_acceptedOrdersCache.Remove(orderId);
SelectedAcceptedOrderMenuItems.Clear();
AcceptedOrders.Remove(SelectedAcceptedOrder);
RecalculateTotalPrice();
}
private void RecalculateTotalPrice()
{
if (SelectedAcceptedOrderMenuItems == null || !SelectedAcceptedOrderMenuItems.Any())
{
SelectedAcceptedOrderTotalPrice = 0;
}
else
{
SelectedAcceptedOrderTotalPrice = SelectedAcceptedOrderMenuItems.Select(mi => mi.MenuItem.Price * mi.Quantity).Sum();
}
}
private void WaiterApp_AcceptedOrderInfoUpdatedHandler(object sender, AcceptedOrderCurrentStateModel orderCurrentState)
{
_acceptedOrdersCache[orderCurrentState.OrderId] = orderCurrentState.MenuItems;
if (orderCurrentState.OrderId == SelectedAcceptedOrder.OrderId)
{
SelectedAcceptedOrderMenuItems.Clear();
SelectedAcceptedOrderMenuItems.AddRange(_acceptedOrdersCache[orderCurrentState.OrderId]);
RecalculateTotalPrice();
}
NotifyOfPropertyChange(() => CanEndOrder);
}
private void UpdateSelectedAcceptedOrderMenuItems()
{
SelectedAcceptedOrderMenuItems.Clear();
if (SelectedAcceptedOrder == null)
{
return;
}
IEnumerable <AcceptedOrderMenuItemQuantity> menuItems = null;
if (_acceptedOrdersCache.TryGetValue(SelectedAcceptedOrder.OrderId, out menuItems))
{
SelectedAcceptedOrderMenuItems.AddRange(menuItems);
}
RecalculateTotalPrice();
}
