/*
 * AttackWeakestThanMeStrategy.java
 *
 * Created on May 16, 2004, 12:22 AM
 */

package simulations.core.strategy.attackStrategy;

import java.util.ArrayList;
import java.util.Iterator;

import simulations.core.Player;
import simulations.core.history.Turn;

/**
 * This class describes a strategy that attack all players that have less points than me
 * @author  tom
 */
public class AttackWeakestThanMeStrategy extends AttackStrategy {
    
    /** Creates a new instance of AttackWeakestThanMeStrategy */
    public AttackWeakestThanMeStrategy() {
        super();
        name="AttackWeakestThanMeStrategy";
        memoryParam=false;
        abr="9";
    }
    
    /** return the description of this attack strategy
     * @return return the description of this attack strategy
     **/
    public String getDescription() {
        if (negative) {
            return "attack : I attack all players\n"+
            "that have less points than me\n"+
            "COMPLEMENTARY";
        } else {
            return "attack : I attack all players\n"+
            "that have less points than me\n";
        }
    }
    
    /** return the player to attack
     * @param player The attacking player
     * @param playerList The list of <B>avalaible</B> player
     * @return The player to attack
     */
    public java.util.ArrayList getPlayerToAttack(simulations.core.Player player, java.util.ArrayList playerList) {
        ArrayList l = new ArrayList();
        Iterator it = playerList.iterator();
        while (it.hasNext()) {
            Player p = (Player)it.next();
            if (p.getHitPoints()<player.getHitPoints()) {
                l.add(p);
            }
        }
        if (negative) {
            ArrayList l2 = new ArrayList();
            it = playerList.iterator();
            while (it.hasNext()) {
                Player p = (Player)it.next();
                if (p.equals(player)) {
                    continue;
                }
                if (!(l.contains(p))) {
                    l2.add(p);
                }
            }
            return l2;
        } else {
            return l;
        }
    }
    
    /** This method is called by the judge to inform players of the last turn
     * @param turn The turn
     * @param player The owner of the strategy
     * @param remainingPlayers The list of the remaining players
     */    
    public void updateLastTurn(simulations.core.history.Turn turn, simulations.core.Player player, java.util.ArrayList remainingPlayers) {
    }
    
}