/// <summary>
/// Equips the item at the specified slot
/// </summary>
/// <param name="item">Item.</param>
/// <param name="index">Index.</param>
/// <param name="slot">Slot.</param>
public virtual void EquipItem(InventoryItem item, int index, InventorySlot slot = null)
{
if (InventoryType == Inventory.InventoryTypes.Main)
{
InventoryItem oldItem = null;
if (InventoryItem.IsNull(item))
{
MMEventManager.TriggerEvent(new MMInventoryEvent(MMInventoryEventType.Error, slot, this.name, null, 0, index));
return;
}
// if the object is not equipable, we do nothing and exit
if (!item.Equippable)
{
return;
}
// if a target equipment inventory is not set, we do nothing and exit
if (item.TargetEquipmentInventory == null)
{
Debug.LogWarning("InventoryEngine Warning : " + Content[index].ItemName + "'s target equipment inventory couldn't be found.");
return;
}
// if the object can't be moved, we play an error sound and exit
if (!item.CanMoveObject)
{
MMEventManager.TriggerEvent(new MMInventoryEvent(MMInventoryEventType.Error, slot, this.name, null, 0, index));
return;
}
// call the equip method of the item
item.Equip();
// if this is a mono slot inventory, we prepare to swap
if (item.TargetEquipmentInventory.Content.Length == 1)
{
if (!InventoryItem.IsNull(item.TargetEquipmentInventory.Content[0]))
{
if (
(item.CanSwapObject) &&
(item.TargetEquipmentInventory.Content[0].CanMoveObject) &&
(item.TargetEquipmentInventory.Content[0].CanSwapObject)
)
{
// we store the item in the equipment inventory
oldItem = item.TargetEquipmentInventory.Content[0].Copy();
item.TargetEquipmentInventory.EmptyInventory();
}
}
}
// we add one to the target equipment inventory
item.TargetEquipmentInventory.AddItem(item.Copy(), item.Quantity);
// remove 1 from quantity
RemoveItem(index, item.Quantity);
if (oldItem != null)
{
oldItem.Swap();
AddItem(oldItem, oldItem.Quantity);
}
MMEventManager.TriggerEvent(new MMInventoryEvent(MMInventoryEventType.ItemEquipped, slot, this.name, item, item.Quantity, index));
}
}
/// <summary>
/// Split item stack in half
/// </summary>
public virtual void SplitItemStack()
{
if (!_inVendor && !_isMoving)
{
Inventory _inventory = CurrentlySelectedInventorySlot.ParentInventoryDisplay.TargetInventory;
int _freeSlots = _inventory.NumberOfFreeSlots;
if (_freeSlots < 1)
{
return;
}
else
{
_slotFrom = CurrentlySelectedInventorySlot;
_indexFrom = _slotFrom.Index;
_inventoryItemFrom = _inventory.Content[_indexFrom];
if (_inventoryItemFrom != null)
{
_quantityFrom = _inventoryItemFrom.Quantity;
if (_quantityFrom > 1)
{
int low = (int)Mathf.Floor(_quantityFrom / 2.0f);
int high = (int)Mathf.Ceil(_quantityFrom / 2.0f);
InventoryItem tmpItemLow = _inventoryItemFrom.Copy();
tmpItemLow.Quantity = low;
InventoryItem tmpItemHigh = _inventoryItemFrom.Copy();
tmpItemHigh.Quantity = high;
int freeSlot = FindFirstFreeSlot(_inventory);
_inventory.Content[_indexFrom] = tmpItemHigh;
_inventory.Content[freeSlot] = tmpItemLow;
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, _inventory.name, null, 0, 0);
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, _inventory.name, null, 0, 0);
}
}
}
}
}
/// <summary>
/// Adds the item to content array.
/// </summary>
/// <returns><c>true</c>, if item to array was added, <c>false</c> otherwise.</returns>
/// <param name="itemToAdd">Item to add.</param>
/// <param name="quantity">Quantity.</param>
protected virtual bool AddItemToArray(InventoryItem itemToAdd, int quantity)
{
if (NumberOfFreeSlots == 0)
{
return(false);
}
int i = 0;
while (i < Content.Length)
{
if (InventoryItem.IsNull(Content[i]))
{
Content[i] = itemToAdd.Copy();
Content[i].Quantity = quantity;
return(true);
}
i++;
}
return(false);
}
/// <summary>
/// Buy item or items from vendor
/// </summary>
public virtual void BuyItem()
{
Vendor openedVendor = null;
Vendor[] vendors = FindObjectsOfType <Vendor>();
foreach (Vendor vendor in vendors)
{
if (vendor.enabled && vendor.isOpen)
{
openedVendor = vendor;
}
}
if (openedVendor != null)
{
InventorySlot slot = CurrentlySelectedInventorySlot;
Inventory inventory = slot.ParentInventoryDisplay.TargetInventory;
int index = slot.Index;
InventoryItem item = inventory.Content[index];
InventoryDetailsExtended ide = FindObjectOfType <InventoryDetailsExtended>();
if (ide != null && item != null && ide.disabledItems.Contains(item) == false && (inventory.name == openedVendor.vendorInventory.name || inventory.name == openedVendor.vendorRollBackInventory.name))
{
int quantity = Int32.Parse(ide.vendorQuantity.text);
int price = Int32.Parse(ide.vendorPrice.text);
int cash = openedVendor.GetPlayerCash();
if (cash >= price)
{
int freeSlot = FindFirstFreeSlot(openedVendor.mainInventory);
if (freeSlot != -1)
{
openedVendor.PayForItem(price);
openedVendor.mainInventory.Content[freeSlot] = item.Copy();
openedVendor.mainInventory.Content[freeSlot].Quantity = quantity;
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, openedVendor.mainInventory.name, null, 0, 0);
}
if (inventory.name == openedVendor.vendorInventory.name)
{
//vendor has limited stock
if (openedVendor.limitedStock)
{
if (quantity < item.Quantity)
{
item.Quantity -= quantity;
}
else
{
openedVendor.vendorInventory.DestroyItem(index);
}
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, openedVendor.vendorInventory.name, null, 0, 0);
}
}
else if (inventory.name == openedVendor.vendorRollBackInventory.name)
{
if (quantity < item.Quantity)
{
item.Quantity -= quantity;
}
else
{
openedVendor.vendorRollBackInventory.DestroyItem(index);
}
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, openedVendor.vendorRollBackInventory.name, null, 0, 0);
}
}
}
}
}
/// <summary>
/// Move method supporting move between inventories
/// </summary>
protected virtual void MultiInventoryMove(bool keyboard)
{
//We have selected first slot and hit Move button
if (_isMoving == false)
{
_slotFrom = CurrentlySelectedInventorySlot;
_inventoryFrom = _slotFrom.ParentInventoryDisplay.TargetInventory;
_indexFrom = _slotFrom.Index;
_inventoryItemFrom = _inventoryFrom.Content[_indexFrom];
//selected slot has an item in it so we gather rest of item data like item quantity and change sprite to Moved so we can see what happened
if (_inventoryItemFrom != null)
{
_quantityFrom = _inventoryItemFrom.Quantity;
//now we store none selected slot sprite to change it after moving
_oldSprite = CurrentlySelectedInventorySlot.GetComponent <Image>().sprite;
//now we change the slot sprite to Moved
_slotFrom.GetComponent <Image>().sprite = _slotFrom.MovedSprite;
//and by setting _isMoving to "true" we can wait for next click on slot
_isMoving = true;
if (keyboard)
{
_useKeyboardJoypad = true;
}
}
}
//We have selected second slot
else
{
_slotTo = CurrentlySelectedInventorySlot;
_inventoryTo = _slotTo.ParentInventoryDisplay.TargetInventory;
_indexTo = _slotTo.Index;
_inventoryItemTo = _inventoryTo.Content[_indexTo];
if (_inventoryTo.name == _inventoryFrom.name)
{
if (_indexTo == _indexFrom)
{
return;
}
}
//second clicked slot is empty so we add item to this inventory, move to desired slot and remove it from first one
if (_inventoryItemTo == null)
{
//we change first selected slot sprite back to old sprite
_slotFrom.GetComponent <Image>().sprite = _oldSprite;
//we add item to selected inventory
_inventoryTo.Content[_indexTo] = _inventoryItemFrom.Copy();
//we remove item from first inventory
_inventoryFrom.DestroyItem(_indexFrom);
_inventoryFrom.Content[_indexFrom] = null;
}
else
{
_quantityTo = _inventoryItemTo.Quantity;
//we check if item is the same as we try to move
if (_inventoryItemFrom.ItemName == _inventoryItemTo.ItemName)
{
//we check what is the rest free quantity to close the full sack
int _restStack = _inventoryItemTo.MaximumStack - _quantityTo;
//if quantity of our item we try to move in less or equal than free quantity
if (_quantityFrom <= _restStack)
{
//we update quantity of our item
_inventoryItemTo.Quantity = _inventoryItemTo.Quantity + _quantityFrom;
//we remove item from first inventory
_inventoryFrom.DestroyItem(_indexFrom);
}
//if quantity of our item we try to move is higher than free quantity
else if (_quantityFrom > _restStack)
{
//we update quantity of our item to full stack
_inventoryItemTo.Quantity = _inventoryItemTo.MaximumStack;
//we check what's left after moving some items
int _restToAddQuantity = _quantityFrom - _restStack;
//if there is free slot in second inventory
if (_inventoryTo.NumberOfFreeSlots >= 1)
{
//we need to find first free slot
int _fistFreeSlot = FindFirstFreeSlot(_inventoryTo);
//we add rest of item quantity to inventory as new item
_inventoryTo.Content[_fistFreeSlot] = _inventoryItemFrom;
_inventoryTo.Content[_fistFreeSlot].Quantity = _restToAddQuantity;
//we remove item from first inventory
_inventoryFrom.DestroyItem(_indexFrom);
}
//there is no free slots in second inventory
else
{
//we reduce item quantity in first inventory
_inventoryFrom.Content[_indexFrom].Quantity = _inventoryFrom.Content[_indexFrom].Quantity - _restStack;
}
}
}
else
{
//we need to create copy of item from first inventory
InventoryItem _tempItemFrom = _inventoryItemFrom.Copy();
//we need to create copy of item from second inventory
InventoryItem _tempItemTo = _inventoryItemTo.Copy();
//we remove item from first inventory
_inventoryFrom.DestroyItem(_indexFrom);
//we remove item from second inventory
_inventoryTo.DestroyItem(_indexTo);
//we add item from first inventory to second inventory
_inventoryTo.Content[_indexTo] = _tempItemFrom.Copy();
//we add item from second inventory to first inventory
_inventoryFrom.Content[_indexFrom] = _tempItemTo.Copy();
}
}
_isMoving = false;
if (keyboard)
{
_useKeyboardJoypad = false;
}
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, _inventoryFrom.name, null, 0, 0);
MMInventoryEvent.Trigger(MMInventoryEventType.ContentChanged, null, _inventoryTo.name, null, 0, 0);
}
}
/// <summary>
/// Triggers the use and potential consumption of the item passed in parameter. You can also specify the item's slot (optional) and index.
/// </summary>
/// <param name="item">Item.</param>
/// <param name="slot">Slot.</param>
/// <param name="index">Index.</param>
public virtual bool UseItem(InventoryItem item, int index, InventorySlot slot = null)
{
if (InventoryItem.IsNull(item))
{
MMInventoryEvent.Trigger(MMInventoryEventType.Error, slot, this.name, null, 0, index);
return(false);
}
if (!item.IsUsable)
{
return(false);
}
if (item.Use())
{
// remove 1 from quantity
MMInventoryEvent.Trigger(MMInventoryEventType.ItemUsed, slot, this.name, item.Copy(), 0, index);
RemoveItem(index, 1);
}
return(true);
}
