/*
 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
 * 
 *  Redistribution and use in source and binary forms, with or without modification, are
 *  permitted provided that the following conditions are met:
 * 
 *     1. Redistributions of source code must retain the above copyright notice, this list of
 *        conditions and the following disclaimer.
 * 
 *     2. Redistributions in binary form must reproduce the above copyright notice, this list
 *        of conditions and the following disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 * 
 *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 *  authors and should not be interpreted as representing official policies, either expressed
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 */

package mage.abilities.effects.common;

import mage.Constants.Duration;
import mage.abilities.Ability;
import mage.abilities.effects.PreventionEffectImpl;
import mage.filter.Filter;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
import mage.players.Player;

/**
 *
 * @author BetaSteward_at_googlemail.com
 */
public class PreventAllDamageToEffect extends PreventionEffectImpl<PreventAllDamageToEffect> {

	protected Filter filter;

	public PreventAllDamageToEffect(Duration duration, Filter filter) {
		super(duration);
		this.filter = filter;
	}

	public PreventAllDamageToEffect(final PreventAllDamageToEffect effect) {
		super(effect);
		this.filter = effect.filter.copy();
	}

	@Override
	public PreventAllDamageToEffect copy() {
		return new PreventAllDamageToEffect(this);
	}

	@Override
	public boolean apply(Game game, Ability source) {
		return true;
	}

	@Override
	public boolean replaceEvent(GameEvent event, Ability source, Game game) {
		event.setAmount(0);
		return false;
	}

	@Override
	public boolean applies(GameEvent event, Ability source, Game game) {
		if (super.applies(event, source, game)) {
			Permanent permanent = game.getPermanent(event.getTargetId());
			if (permanent != null) {
				if (filter.match(permanent))
					return true;
			}
			else {
				Player player = game.getPlayer(event.getTargetId());
				if (player != null && filter.match(player))
					return true;
			}
		}
		return false;
	}

	@Override
	public String getText(Ability source) {
		return "Prevent all damage that would be dealt to " + filter.getMessage() + " " + duration.toString();
	}

}