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package com.fourisland.fourpuzzle.database;

import com.fourisland.fourpuzzle.*;
import com.fourisland.fourpuzzle.gamestate.GameOverGameState;
import java.util.ArrayList;

/**
 *
 * @author hatkirby
 */
public class GameCharacters extends ArrayList<GameCharacter>
{
    private GameCharacters() {}
    
    private static GameCharacters INSTANCE = new GameCharacters();
    static GameCharacters getDefaultParty()
    {
        return INSTANCE;
    }

    static GameCharacters createParty()
    {
        GameCharacters temp = new GameCharacters();
        temp.addAll(INSTANCE);
        
        return temp;
    }

    public GameCharacter getLeader()
    {
        for (GameCharacter chara : this)
        {
            if (chara.isInParty())
            {
                return chara;
            }
        }
        
        Game.setGameState(new GameOverGameState());
        return null;
    } 
    
    public boolean exists(String heroName) {
        for (GameCharacter chara : this)
        {
            if (chara.getName().equals(heroName))
            {
                return true;
            }
        }
        
        return false;
    }

    public GameCharacter get(String heroName) throws NullPointerException {
        for (GameCharacter chara : this)
        {
            if (chara.getName().equals(heroName))
            {
                return chara;
            }
        }
        
        throw new NullPointerException("Could not find character \"" + heroName + "\"");
    }

}