/// <summary>
/// Pickup first item on given tile
/// </summary>
/// <param name="w"></param>
public void PickupItems(World w)
{
if (Inventory.Count >= 10) return;
// Get a list with nonSolid entities on terrain tile and filter for bananas or keys
List<Entity> EntitiesOnTile =
w.getEntitiesOnTerrainTile(getLocation(), true)
.Where(e => e.getType() == ENTITIES.fruit || e.getType() == ENTITIES.key)
.ToList();
// If there's nothing in the list of entities, return;
if (EntitiesOnTile.Count == 0) return;
// Add first item of list to inventory
Inventory.Add(new Item(EntitiesOnTile[0]));
// If key is picked up, unlock door
if (EntitiesOnTile[0] is Key)
w.UnlockDoor((Key)EntitiesOnTile[0]);
// Remove item from world
w.getEntities().Remove(EntitiesOnTile[0]);
}
