Inventory.java

package fr.wolf.engine;

import fr.wolf.game.gameobjects.item.Item;

public class Inventory
{
    private Item[] items;
    private int firstFree;

    public Inventory(int size)
    {
        items = new Item[size];
        firstFree = 0;
    }

    public boolean add(Item item)
    {
        if(firstFree == items.length)
            return false;

        items[firstFree] = item;

        for(int i = firstFree + 1; i < items.length; i++)
            if(items[i] == null)
            {
                firstFree = 1;
                return true;
            }

        firstFree = items.length;
        return true;

    }

    public Item get(int index)
    {
        return items[index];
    }

    public void remove(int index)
    {
        items[index] = null;
        if(index < firstFree)
            firstFree = index;
    }

    public void remove(Item item)
    {
        for(int i = 0; i < items.length; i++)
        {
            if(items[i] == item)
            {
                remove(i);
                return;
            }
        }
    }
}