Much-Assembly-Required/Plugin NPC/src/main/java/net/simon987/npcplugin/Portal.java

package net.simon987.npcplugin;

import net.simon987.server.GameServer;
import net.simon987.server.game.*;
import org.bson.Document;
import org.json.simple.JSONObject;

public class Portal extends GameObject implements Enterable {

    /**
     * Destination location
     */
    private Location destination;

    public static final int MAP_INFO = 0x0020;

    public static final int ID = 8;

    /**
     * Called when an object attempts to walk directly into a Enterable object
     *
     * @param object The game object that attempted to enter
     * @return true if successful, false to block the object
     */
    @Override
    public boolean enter(GameObject object) {

        World world = GameServer.INSTANCE.getGameUniverse().getWorld(destination.worldX, destination.worldY, false, destination.dimension);

        if (object instanceof Updatable) {
            object.getWorld().decUpdatable();
            world.incUpdatable();
        }
        object.getWorld().removeObject(object);
        object.setWorld(world);
        world.addObject(object);

        object.setX(destination.x);
        object.setY(destination.y);

        return true;
    }

    @Override
    public char getMapInfo() {
        return MAP_INFO;
    }

    @Override
    public Document mongoSerialise() {
        Document dbObject = new Document();

        dbObject.put("i", getObjectId());
        dbObject.put("x", getX());
        dbObject.put("y", getY());
        dbObject.put("t", ID);
        dbObject.put("dstWorldX", destination.worldX);
        dbObject.put("dstWorldY", destination.worldY);
        dbObject.put("dstX", destination.x);
        dbObject.put("dstY", destination.y);
        dbObject.put("dstDimension", destination.dimension);

        return dbObject;
    }

    public static Portal deserialize(Document obj) {

        Portal portal = new Portal();

        portal.destination = new Location(
                (int) obj.get("dstWorldX"),
                (int) obj.get("dstWorldY"),
                (String) obj.get("dstDimension"),
                (int) obj.get("dstX"),
                (int) obj.get("dstY"));
        portal.setX((int) obj.get("x"));
        portal.setY((int) obj.get("y"));

        return portal;
    }

    @Override
    public JSONObject serialise() {
        JSONObject json = new JSONObject();

        json.put("i", getObjectId());
        json.put("x", getX());
        json.put("y", getY());
        json.put("t", ID);

        return json;
    }

    public Location getDestination() {
        return destination;
    }

    public void setDestination(Location destination) {
        this.destination = destination;
    }
}