/**
* Add a StackableInventoryItem to this item
* Will move all children up to the max count allowed
* including the parent item
*
* @param StackableInventoryItem items The item stack to add
* @returns StackableInventoryItem the remaining items, or null
*
**/
public StackableInventoryItem AddStackableInventoryItems(StackableInventoryItem items)
{
if (count >= maxCount || items.itemName != this.itemName)
{
return(items);
}
// iterating through transforms as
// `GetComponentsInChildren` does return the
// top level component, which we don't want
// so we'll create a transform list so we can
// mutate the transforms in items.transform
// and not break the loop
List <Transform> tmpTransforms = new List <Transform>();
foreach (Transform t in items.transform)
{
tmpTransforms.Add(t);
}
foreach (Transform t in tmpTransforms)
{
StackableInventoryItem child = t.GetComponent <StackableInventoryItem>();
AddStackableInventoryItem(child);
items.DecrementCount();
if (count >= maxCount)
{
return(items);
}
}
// add the top level stackable item
AddStackableInventoryItem(items);
return(null);
}
private void AddStackableInventoryItem(StackableInventoryItem item)
{
item.transform.parent = this.transform;
IncrementCount();
item.DecrementCount();
}