Package mage.abilities.effects.common

Source Code of mage.abilities.effects.common.PreventAllDamageToEffect

/*
*  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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package mage.abilities.effects.common;

import mage.Constants.Duration;
import mage.abilities.Ability;
import mage.abilities.effects.PreventionEffectImpl;
import mage.filter.Filter;
import mage.filter.FilterInPlay;
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 FilterInPlay filter;

  public PreventAllDamageToEffect(Duration duration, FilterInPlay 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) {
    GameEvent preventEvent = new GameEvent(GameEvent.EventType.PREVENT_DAMAGE, source.getFirstTarget(), source.getId(), source.getControllerId(), event.getAmount(), false);
    if (!game.replaceEvent(preventEvent)) {
      int damage = event.getAmount();
      event.setAmount(0);
      game.fireEvent(GameEvent.getEvent(GameEvent.EventType.PREVENTED_DAMAGE, source.getFirstTarget(), source.getId(), source.getControllerId(), damage));
    }
    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, source.getControllerId(), game))
          return true;
      }
      else {
        Player player = game.getPlayer(event.getTargetId());
        if (player != null && filter.match(player, source.getControllerId(), game))
          return true;
      }
    }
    return false;
  }

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

}
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