/// <summary>The player uses the specified IPickUpable</summary>
/// <param name="inventoryIndex">The index in inventory of the IPickUpable to use</param>
public void UseInventoryItem(int inventoryIndex)
{
IPickUpable item = null;
if (inventoryIndex < Inventory.Count)
{
item = Inventory[inventoryIndex];
}
if (item != null)
{
item.Use(this);
if (item.Count <= 0)
{
Inventory.Remove(item);
}
}
}
private void HandleRaycasting()
{
string message = "";
RaycastHit hit;
if (Physics.Raycast(camTransform.position, camTransform.forward, out hit, maxInteractDist))
{
//check for interactable objects
if (hit.collider.CompareTag("Interactable"))
{
IInteractable interactable = hit.collider.gameObject.GetComponent(typeof(IInteractable)) as IInteractable; //get interactable object
//display interaction message
message = interactable.InteractMessage;
//let player interact with 'E'
if (Input.GetKeyDown(KeyCode.E))
{
interactable.Interact();
}
}
//check for pick up items
else if (hit.collider.CompareTag("PickUp"))
{
IPickUpable pickup = hit.collider.gameObject.GetComponent(typeof(IPickUpable)) as IPickUpable; //get pickup item
message = pickup.PickUpMessage;
if (Input.GetKeyDown(KeyCode.E))
{
GameObject pickupObj = hit.collider.gameObject;
inv.AddItem(pickup, pickupObj);
}
}
}
//display message
actionPrompt.text = message;
}
public void AddItem(IPickUpable item, GameObject itemObj)
{
if (item.Type == PickUpType.Battery)
{
++numBatteries;
Destroy(itemObj);
}
else if (item.Type == PickUpType.KeyItem)
{
KeyItem key = item as KeyItem;
keyRing.Add(key.DoorID);
Destroy(itemObj);
}
else
{
Debug.LogError("PlayerInventory does not have handling for this PickUpType!");
}
UpdateUI();
}
//Methods
/// <summary>Adds an IPickUpable to the player's inventory</summary>
/// <param name="itemToAdd">The IPickUpable to add</param>
public void AddItem(IPickUpable itemToAdd)
{
bool exists = false;
int insertIndex = 0;
foreach (IPickUpable pickUp in Inventory)
{
if (pickUp.Name == itemToAdd.Name)
{
exists = true;
pickUp.Count++;
}
if (string.Compare(itemToAdd.Name, pickUp.Name, true) > 0)
{
insertIndex++;
}
}
if (!exists)
{
Inventory.Insert(insertIndex, itemToAdd);
}
}
private void DisplayInventory()
{
Console.SetCursorPosition(WorldWidth + 2, 0);
Console.Write("Backpack contains: ");
int i = 0;
for (; i < player.Inventory.Count; i++)
{
Console.SetCursorPosition(WorldWidth + 2, i + 1);
IPickUpable pickUp = player.Inventory[i];
if (pickUp.Count == 1)
{
Console.Write($"{i + 1}. {pickUp.Name}");
}
else if (pickUp.Count > 1)
{
Console.Write($"{i + 1}. {pickUp.Name} x{pickUp.Count}");
}
ClearLine();
}
Console.SetCursorPosition(WorldWidth + 2, i + 1);
ClearLine();
}
void PickUp(IPickUpable p)
{
curItem = p;
p.GetPickedUp(this);
}
void Release(IPickUpable t)
{
t?.Release(this);
curItem = null;
}