public virtual bool MoveItem(int index, InventoryBase targetInventory, int targetIndex)
{
if (!IsValidIndex(index) ||
targetInventory == null ||
!targetInventory.IsValidIndex(targetIndex) ||
!targetInventory.IsValidItemType(items[index]) ||
(targetInventory.items[targetIndex] != null && !IsValidItemType(targetInventory.items[targetIndex])))
{
return(false);
}
// Add ExistingItem
if (targetInventory.items[targetIndex]?.Info.AddCount(items[index].Info) ?? false)
{
if (items[index].Info.Count == 0)
{
DeleteItem(index);
}
// Update UI
inventoryUI?.UpdateSlot(index);
targetInventory.inventoryUI?.UpdateSlot(targetIndex);
return(true);
}
// Move Item
if (this != targetInventory && targetInventory.items[targetIndex] == null)
{
targetInventory.AddItem(items[index], targetIndex);
DeleteItem(index, false);
// On Item Move Callback
targetInventory.items[targetIndex].OnMove();
}
// Swap Item
else
{
Item fromBuffer = items[index];
items[index] = targetInventory.items[targetIndex];
targetInventory.items[targetIndex] = fromBuffer;
if (this == targetInventory)
{
// Update UI
inventoryUI?.MoveSlot(index, targetIndex);
}
else
{
items[index].OnAdd(this);
targetInventory.items[targetIndex].OnAdd(targetInventory);
// Update UI
inventoryUI?.UpdateSlot(index);
targetInventory.inventoryUI?.UpdateSlot(targetIndex);
}
// On Item Move Callback
targetInventory.items[targetIndex].OnMove();
items[index]?.OnMove();
}
return(true);
}
