private void PlaceItemOnSurface(IPickableItem item, Transform itemTransform)
{
itemTransform.parent = placementAnchor;
itemTransform.localPosition = Vector3.zero;
itemTransform.localPosition = -item.PlacementAnchor.localPosition;
itemTransform.localRotation = Quaternion.identity;
var collider = itemTransform.GetComponent <Collider>();
if (collider != null)
{
collider.enabled = false;
}
var itemRigidbody = itemTransform.GetComponent <Rigidbody>();
if (itemRigidbody != null)
{
itemRigidbody.constraints = RigidbodyConstraints.FreezeAll;
itemTransform.GetComponent <Collider>().enabled = false;
}
else
{
// In case that a test fails, and leads you here:
// TODO: Implement empty object pattern for default placed item, instead of relying on null
Debug.LogWarning("No rigidbody attached to IPickableItem: " + placedItem.ToString());
}
placedItem = item;
}
/// <summary>
/// Try to place an item on the surface
/// </summary>
/// <param name="item">The MonoBehaviour of the item to place. Must have Rigidbody attached.</param>
/// <returns>True if successful, false otherwise</returns>
public virtual bool TryPlaceItem(IPickableItem item)
{
if (placedItem == null)
{
var itemTransform = (item as MonoBehaviour).transform;
PlaceItemOnSurface(item, itemTransform);
return(true);
}
else
{
var didCombineItems = TryCombineItems(item, placedItem);
if (didCombineItems)
{
var itemMonoBehaviour = item as MonoBehaviour;
var itemTransform = itemMonoBehaviour.transform;
// TODO: This is bad. This shouldn't be responsible for deactivating the ingredients
if ((placedItem as MonoBehaviour)?.GetComponent <ICombinator>() != null)
{
//if the placed item was the combinator, just deactivate the held item
itemMonoBehaviour?.GetComponent <FoodIngredient>()?.Deactivate();
}
else
{
//if the held item was the combinator, place it on the surface, and deactivate the placed item
if (itemMonoBehaviour?.GetComponent <ICombinator>() != null)
{
(placedItem as MonoBehaviour)?.GetComponent <FoodIngredient>()?.Deactivate();
PlaceItemOnSurface(item, itemTransform);
}
}
}
return(didCombineItems);
}
}
private void PickUpItem()
{
IPickableItem item = null;
// Pickup an item from the surfaces
GetPickableCollidersInRange().Any(group => group.Any(collider =>
{
var surface = collider.GetComponent <PlacementSurface>();
if (surface != null)
{
item = surface.TryPickUpItem();
return(item != null);
}
else
{
item = collider.GetComponent <IPickableItem>();
// We assume, that we cannot hit a collider on top of a surface,
// because IPickableItem colliders on placement surfaces are disabled
return(item != null);
}
}));
if (item != null)
{
var itemTransform = (item as MonoBehaviour).transform;
itemTransform.parent = holdingAnchor;
itemTransform.GetComponent <Rigidbody>().isKinematic = true;
itemTransform.GetComponent <Collider>().enabled = false;
itemTransform.localPosition = Vector3.zero;
itemTransform.localRotation = Quaternion.identity;
leftHand.position = item.LeftHandAnchor.position;
rightHand.position = item.RightHandAnchor.position;
}
}
/// <summary>
/// Try to get the placed item
/// </summary>
/// <returns>The item if sucessful, null otherwise</returns>
public virtual IPickableItem TryPickUpItem()
{
if (placedItem == null)
{
return(null);
}
else
{
var itemToReturn = placedItem;
placedItem = null;
return(itemToReturn);
}
}
public void AddGrapplingHook(IPickableItem item)
{
if (_Hook != null)
{
Debug.LogError("Trying to put away grappling hook, but the slot is already occupied"); return;
}
var hook = (GrapplingHook)item;
if (hook == null)
{
Debug.LogError("Trying to put away an item that's not a grappling hook"); return;
}
_Hook = hook;
HookPutAway?.Invoke(this, new HookPutAwayArgs(_Hook));
}
private void Awake()
{
if (pickableItemToDispenseAddedOnAwake != null)
{
var item = pickableItemToDispenseAddedOnAwake.GetComponent <IPickableItem>();
if (item == null)
{
Debug.LogError(nameof(pickableItemPlacedOnAwake) + " does not contain a component that implements " + nameof(IPickableItem));
return;
}
else
{
itemToDispense = item;
}
PopulatePool();
}
else
{
Debug.LogError(nameof(pickableItemPlacedOnAwake) + " has no value in " + this.gameObject.ToString() + " in component " + nameof(Dispenser));
}
}
private bool TryCombineItems(IPickableItem heldItem, IPickableItem placedItem)
{
var item1MonoBehaviour = (heldItem as MonoBehaviour);
if (item1MonoBehaviour == null)
{
return(false);
}
var item2MonoBehaviour = (placedItem as MonoBehaviour);
if (item2MonoBehaviour == null)
{
return(false);
}
// Set the held item as the base
var combinator = item1MonoBehaviour.GetComponent <ICombinator>();
var itemToAdd = item2MonoBehaviour.GetComponent <FoodIngredient>();
if (combinator == null || itemToAdd == null)
{
// Set the placed item as the base
combinator = item2MonoBehaviour.GetComponent <ICombinator>();
itemToAdd = item1MonoBehaviour.GetComponent <FoodIngredient>();
if (combinator == null || itemToAdd == null)
{
//if no item is a combo base, they can't be combined
return(false);
}
}
if (itemToAdd.isPrepared == false)
{
// Only combine with prepared ingredients
return(false);
}
return(combinator.TryAddIngredient(itemToAdd.ingredientType));
}
