public static IEnumerable<TItem> Replace<TSlot, TItem>(
this ISlotContainer<TSlot, TItem> container,
TItem item)
where TSlot : ISlot
where TItem : class, ISlotItem
{
Ensure.Any.IsNotNull(item, nameof(item));
var allSlots = item.GetAllSlots();
var occupiedSlots = OccupiedSlots(container);
var slotsToFree = allSlots.Intersect(occupiedSlots);
var itemsToFree = toSet(
slotsToFree.Bind(s => FindItemInSlot(container, s)).Distinct());
itemsToFree.Iter(container.Remove);
container.Add(item);
return itemsToFree;
}
public static IEnumerable <TItem> Replace <TSlot, TItem>(
[NotNull] this ISlotContainer <TSlot, TItem> container,
[NotNull] TItem item)
where TSlot : ISlot
where TItem : Node, ISlotItem
{
Ensure.Any.IsNotNull(item, nameof(item));
var allSlots = new HashSet <string>(item.GetAllSlots());
var occupiedSlots = new HashSet <string>(OccupiedSlots(container));
var slotsToFree = allSlots.Intersect(occupiedSlots);
var itemsToFree = slotsToFree
.Select(s => FindItem(container, s))
.Where(i => i != null)
.Distinct()
.ToList();
itemsToFree.ForEach(container.Remove);
container.Add(item);
return(itemsToFree);
}