import java.util.Collections;

import java.util.Map;

import java.util.TreeMap;

import android.database.DataSetObservable;

public class RoomList extends DataSetObservable {

	private Map<String, Room> rooms = new TreeMap<String, Room>();

	public void updateList(RoomPtr[] roomPtrs) {

		Map<String, Room> newMap = new TreeMap<String, Room>();

		for(RoomPtr roomPtr : roomPtrs) {

			JnaFrontlib.Room room = roomPtr.deref();

			Room oldEntry = rooms.get(room.name);

			if(oldEntry == null) {

				newMap.put(room.name, buildRoom(room, nextId++));

			} else {

				newMap.put(room.name, buildRoom(room, oldEntry.id));

			}

		}

		rooms = newMap;

		notifyChanged();

	}

		putRoom(roomPtr.deref(), nextId++);

		notifyChanged();

		JnaFrontlib.Room room = roomPtr.deref();

		Room oldEntry = rooms.get(name);

			putRoom(room, nextId++);

			if(!name.equals(room.name)) {

				rooms.remove(name);

			putRoom(room, oldEntry.id);

		}

		notifyChanged();

	}

	public void removeRoom(String name) {

		if(rooms.remove(name) != null) {

			notifyChanged();

	public Map<String, Room> getMap() {

		return Collections.unmodifiableMap(rooms);

	}

	private void putRoom(JnaFrontlib.Room r, long id) {

		rooms.put(r.name, buildRoom(r, id));

	}

	private Room buildRoom(JnaFrontlib.Room r, long id) {

		return new Room(r.name, r.map, r.scheme, r.weapons, r.owner, r.playerCount, r.teamCount, r.inProgress, id);

	}