/// <summary>
/// Method to take out 1 or more items of a specific type from the inventory space.
/// The method will make sure to take things from the stack that has the least number
/// of items first.
/// Returns an InventoryItem with at most count items in it.
/// </summary>
/// <param name="toTake"></param>
/// <param name="count">Max number of items to take, defaults to 1.</param>
/// <returns></returns>
public InventoryItem Take(InventoryItem itemStack, uint count = 1)
{
if (!isAccessible)
{
return(itemStack);
}
// List of item stacks to hold potential sources.
List <InventoryItem> stacks = new List <InventoryItem>(Mathf.FloorToInt((float)count / InventoryItem.MaxStackSize) + 1);
// Loop through the inventory to find the stacks.
foreach (InventoryItem item in items)
{
if (item._item == itemStack._item)
{
stacks.Add(item);
}
}
// If none, return empty inventory item.
if (stacks.Count == 0 || count == 0)
{
return(itemStack);
}
// Now sort by item count if we need to.
if (stacks.Count > 2)
{
stacks.Sort(InventoryItem.SortByCountAsc);
}
else if (stacks.Count > 1)
{
if (stacks[0].count > stacks[1].count)
{
stacks.Reverse();
}
}
// Now take items from the stacks, starting with the smallest stack.
foreach (InventoryItem stack in stacks)
{
if (itemStack.CanStackWith(stack))
{
TransferItemsOut(stack, itemStack, count);
if (itemStack.count >= count)
{
break;
}
}
}
return(itemStack);
}