package org.rscdaemon.server.model;

import java.lang.ref.SoftReference;
import java.util.ArrayList;
import java.util.List;

public class ActiveTile {

    private SoftReference<List<Player>> playerReference;
    private SoftReference<List<Npc>> npcReference;
    private SoftReference<List<Item>> itemReference;
    private SoftReference<GameObject> objectReference;
    private SoftReference<Integer> xReference, yReference;

    public ActiveTile(int x, int y) {
        this.playerReference = new SoftReference<List<Player>>(new ArrayList<Player>());
        this.npcReference = new SoftReference<List<Npc>>(new ArrayList<Npc>());
        this.itemReference = new SoftReference<List<Item>>(new ArrayList<Item>());
        this.xReference = new SoftReference<Integer>(x);
        this.yReference = new SoftReference<Integer>(y);
    }

    public void add(Entity entity) {
        if (entity instanceof Player) {
            playerReference.get().add((Player)entity);
        } else if (entity instanceof Npc) {
            npcReference.get().add((Npc)entity);
        } else if (entity instanceof Item) {
            itemReference.get().add((Item)entity);
        } else if (entity instanceof GameObject) {
            if (objectReference != null) {
                World.getWorld().unregisterGameObject(objectReference.get());
            }
            objectReference = new SoftReference<GameObject>((GameObject)entity);
        }
    }

    public void remove(Entity entity) {
        if (entity instanceof Player) {
            playerReference.get().remove(entity);
        } else if (entity instanceof Npc) {
            npcReference.get().remove(entity);
        } else if (entity instanceof Item) {
            itemReference.get().remove(entity);
        } else if (entity instanceof GameObject) {
            objectReference = null;
        }
    }

    public boolean hasPlayers() {
        return playerReference != null && playerReference.get().size() > 0;
    }

    public List<Player> getPlayers() {
        return playerReference.get();
    }

    public boolean hasGameObject() {
        return objectReference != null;
    }

    public GameObject getGameObject() {
        return objectReference.get();
    }

    public List<Item> getItems() {
        return itemReference.get();
    }

    public boolean hasItem(Item item) {
        return itemReference.get().contains(item);
    }

    public boolean hasItems() {
        return itemReference != null && itemReference.get().size() > 0;
    }

    public List<Npc> getNpcs() {
        return npcReference.get();
    }

    public boolean hasNpcs() {
        return npcReference != null && npcReference.get().size() > 0;
    }

    public int getX() {
        return xReference.get();
    }

    public int getY() {
        return yReference.get();
    }

}