/// <summary>
/// Once Game Foundation completes initialization, we enable buttons, setup callbacks, update GUI, etc.
/// </summary>
private void OnGameFoundationInitialized()
{
// Create a single, stackable Health Potion item.
var healthPotionDefinition = GameFoundationSdk.catalog.Find <InventoryItemDefinition>(k_HealthPotionKey);
m_HealthPotion = GameFoundationSdk.inventory.CreateItem(healthPotionDefinition) as StackableInventoryItem;
// Enable add button. Others will be dynamically enabled/disabled based on quantity.
increaseQuantityButton.interactable = true;
// Show list of inventory items and update the button interactability.
RefreshUI();
// Ensure that the stackable-inventory-item-changed callback is connected
SubscribeToGameFoundationEvents();
}
/**
* When an item is dropped on this slot, swap
* it with the one currently in this place
*
**/
public override DraggableItem ItemDropped(DraggableItem item)
{
if (item.GetComponent <ActionItem>() != null)
{
// if this is a stackable item, try and stack it
// this works but it's _really_ ugly
// TODO: maybe there should be a helper that will attempt
// this as opposed to implementing it on anything that
// requires stackable items.
StackableInventoryItem stackableSelf = this.item.GetComponent <StackableInventoryItem>();
StackableInventoryItem stackableItem = item.GetComponent <StackableInventoryItem>();
if (stackableSelf != null && stackableItem != null)
{
// if we're dragging a single item and dropping it on a max stack
// that means we should swap these
// TODO: check stack types?
if (stackableItem.GetCount() == 1 && stackableSelf.GetCount() == stackableSelf.maxCount)
{
items[position] = item.GetComponent <ActionItem>();
return(this.item.GetComponent <DraggableItem>());
}
else
{
StackableInventoryItem remainder = stackableSelf.AddStackableInventoryItems(stackableItem);
if (remainder != null)
{
return(remainder);
}
}
}
else
{
items[position] = item.GetComponent <ActionItem>();
return(this.item.GetComponent <DraggableItem>());
}
}
return(null);
}
/**
* An item was dropped on this slot. Swap it with the
* item currently in that position and return it or
* stack it if it's a stackable item
*
**/
public override DraggableItem ItemDropped(DraggableItem item)
{
if (item.GetComponent <InventoryItem>() != null)
{
StackableInventoryItem stackableItem = item.GetComponent <StackableInventoryItem>();
StackableInventoryItem stackableSelf = this.item.GetComponent <StackableInventoryItem>();
// if this is a stackable item, stack it
if (stackableItem != null && stackableSelf != null)
{
if (!stackableSelf.IsMaxed())
{
return(stackableSelf.AddStackableInventoryItems(stackableItem));
}
}
// otherwise, swap it
GameObject tmpInventoryItem = inventory[inventoryPosition.x, inventoryPosition.y];
inventory[inventoryPosition.x, inventoryPosition.y] = item.gameObject;
return(tmpInventoryItem.GetComponent <InventoryItem>());
}
return(null);
}