public void Undo()
{
if (_mementos.Count == 0)
{
return;
}
IMemento memento = _mementos.Last();
_mementos.Remove(memento);
Console.WriteLine("Caretaker: Restaurando estado a: " + memento.GetName());
try
{
_originator.Restore(memento);
}
catch (Exception)
{
Undo();
}
}
/// <summary>
/// Cancel the action, the command will return the object to its previous state.
/// </summary>
public void Undo()
{
if (_mementos.Count == 0)
{
return;
}
IMemento memento = _mementos.Last();
_mementos.Remove(memento);
Console.WriteLine($"\nSupplierMemory: Restoring state to: {memento.GetName()}");
try
{
_foodSupplier.RestoreMemento(memento);
}
catch (Exception)
{
Undo();
}
}
