Package mage.abilities.effects.common

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

/*
* 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.Constants.Outcome;
import mage.MageObject;
import mage.abilities.Ability;
import mage.abilities.effects.ReplacementEffectImpl;
import mage.filter.FilterObject;
import mage.filter.FilterSpell;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.stack.Spell;

/**
*
* @author BetaSteward_at_googlemail.com
*/
public class CantCounterControlledEffect extends ReplacementEffectImpl<CantCounterControlledEffect> {

  private FilterSpell filterTarget;
  private FilterObject filterSource;

  public CantCounterControlledEffect(FilterSpell filterTarget, FilterObject filterSource, Duration duration) {
    super(duration, Outcome.Benefit);
    this.filterTarget = filterTarget;
    this.filterSource = filterSource;
  }

  public CantCounterControlledEffect(FilterSpell filterTarget, Duration duration) {
    this(filterTarget, null, duration);
  }

  public CantCounterControlledEffect(final CantCounterControlledEffect effect) {
    super(effect);
    if (effect.filterTarget != null)
      this.filterTarget = effect.filterTarget.copy();
    if (effect.filterSource != null)
      this.filterSource = effect.filterSource.copy();
  }

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

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

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

  @Override
  public boolean applies(GameEvent event, Ability source, Game game) {
    if (event.getType() == EventType.COUNTER) {
      filterTarget.getControllerId().clear();
      filterTarget.getControllerId().add(source.getControllerId());
      Spell spell = game.getStack().getSpell(event.getTargetId());
      if (spell != null) {
        if (filterTarget.match(spell)) {
          if (filterSource == null)
            return true;
          else {
            MageObject sourceObject = game.getObject(source.getSourceId());
            if (sourceObject != null && filterSource.match(sourceObject)) {
              return true;
            }
          }
        }
      }
    }
    return false;
  }

  @Override
  public String getText(Ability source) {
    StringBuilder sb = new StringBuilder();
    sb.append(filterTarget.getMessage()).append(" can't be countered");
    if (filterSource != null) {
      sb.append(" by ").append(filterSource.getMessage());
    }
    return sb.toString();
  }

}
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