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 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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package mage.abilities.condition.common;

import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.condition.Condition;
import mage.abilities.condition.IntCompareCondition;
import mage.game.Game;
import mage.watchers.common.PlayerLostLifeWatcher;

/**
 * Describes condition when an opponent has lost an amount of life
 *
 * @author LevelX2
 */
public class OpponentLostLifeCondition extends IntCompareCondition {

    public OpponentLostLifeCondition(Condition.ComparisonType type, int value) {
        super(type, value);
    }

    @Override
    protected int getInputValue(Game game, Ability source) {
        int maxLostLive = 0;
        PlayerLostLifeWatcher watcher = (PlayerLostLifeWatcher) game.getState().getWatchers().get("PlayerLostLifeWatcher");
        if (watcher != null) {
            for (UUID opponentId: game.getOpponents(source.getControllerId())) {
                int lostLive = watcher.getLiveLost(opponentId);
                if (lostLive > maxLostLive) {
                    maxLostLive = lostLive;
                }
            }
        }
        return maxLostLive;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder("if an opponent lost ");
        switch(type) {
            case GreaterThan:
                sb.append(value+1).append(" or more life this turn ");
                break;
            case Equal:
                sb.append(value).append(" life this turn ");
                break;
            case LessThan:
                sb.append(" less than ").append(value).append(" life this turn ");
                break;
        }
        return sb.toString();
    }
}
