private void LoadOrderItem(OrderItem orderItem)
{
var item = new OrderItemVM(orderItem, _orderItemService, _inventoryService, _mainVM);
SubscribeHandlers(item);
_orderItems.Add(item);
}
private void AddOrderItem()
{
if (CanAdd)
{
var item = new OrderItemVM(_orderItemService, _inventoryService, _mainVM);
SubscribeHandlers(item);
_orderItems.Add(item);
}
}
private void SubscribeHandlers(OrderItemVM item)
{
item.EntitySaved += (s, e) =>
{
_eventAggregator.SendMessage <OrderUpdatedEvent>(new OrderUpdatedEvent(this));
};
item.EntityDeleted += (s, e) =>
{
_orderItems.Remove(SelectedOrderItem);
OnPropertyChanged("Total", "CanChangeCustomer");
_eventAggregator.SendMessage <OrderUpdatedEvent>(new OrderUpdatedEvent(this));
};
item.PropertyChanged += (s, e) =>
{
OnPropertyChanged("Total", "CanSave");
if (e.PropertyName == "ShippedOn")
{
_eventAggregator.SendMessage <OrderUpdatedEvent>(new OrderUpdatedEvent(this));
OnPropertyChanged("CanChangeCustomer");
}
};
}
