/*
 * AcceptAttackedPlayersWeakestThanMe.java
 *
 * Created on May 16, 2004, 1:12 AM
 */

package simulations.core.strategy.decisionSupportStrategy;

import simulations.core.Player;

import java.util.ArrayList;

/**
 * This class describes a decision support strategy that accept to help
 * attacks on players weakest than the owner of this strategy
 * @author  tom
 */
public class AcceptAttackedPlayersWeakestThanMeStrategy extends DecisionSupportStrategy {
    
    /** Creates a new instance of AcceptAttackedPlayersWeakestThanMe */
    public AcceptAttackedPlayersWeakestThanMeStrategy() {
        super();
        name="AcceptAttackedPlayersWeakestThanMeStrategy";
        memoryParam=false;
        abr="4";
    }
    
    /** return the description of this attack strategy
     * @return return the description of this attack strategy
     **/
    public String getDescription() {
        return "Decision support : I accept to help\n"+
        "players that attack players that have \n"+
        "less points than me\n";
    }
    
    /** return true if the player will support the attack.
     * @return return true if the player will support the attack.
     * @param player The owner of the strategy
     * @param attackingPlayer The attacking player
     * @param attackedPlayer The attacked player
     * @param playerList The list of remaining players
     */    
    public boolean supportAttack(simulations.core.Player player, simulations.core.Player attackingPlayer, simulations.core.Player attackedPlayer, java.util.ArrayList playerList) {
        if (player.equals(attackedPlayer)) {
            return false;
        }
        if (player.getHitPoints()<attackedPlayer.getHitPoints()) {
            if (negative) {
                return false;
            } else {
                return true;
            }
        }
        if (negative) {
            return true;
        } else {
            return false;
        }
    }
    
    /**
     * This method is called by the judge after the decision of players to attack and to ask supports
     * to inform the strategy
     * @param player The owner of the strategy
     * @param attacksList The list of attacks
     **/
    public void updateAttacksInfos(Player player, ArrayList attacksList) {
        
    }
    
    /** 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) {
    }
    
}