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 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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 *        conditions and the following disclaimer.
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 *        of conditions and the following disclaimer in the documentation and/or other materials
 *        provided with the distribution.
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package mage.abilities.effects.common;

import java.util.UUID;
import mage.Constants.Outcome;
import mage.Constants.TargetController;
import mage.abilities.Ability;
import mage.abilities.dynamicvalue.DynamicValue;
import mage.abilities.dynamicvalue.common.StaticValue;
import mage.abilities.effects.OneShotEffect;
import mage.filter.FilterPermanent;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.target.Target;
import mage.target.common.TargetControlledPermanent;

/**
 *
 * @author maurer.it_at_gmail.com
 */
public class SacrificeEffect extends OneShotEffect<SacrificeEffect>{

	private FilterPermanent filter;
	private String preText;
	private DynamicValue count;

	public SacrificeEffect ( FilterPermanent filter, DynamicValue count, String preText ) {
		super(Outcome.Sacrifice);
		this.filter = filter;
		this.count = count;
		this.preText = preText;
		setText();
	}

    public SacrificeEffect ( FilterPermanent filter, int count, String preText ) {
        this(filter, new StaticValue(count), preText);
    }

	public SacrificeEffect ( SacrificeEffect effect ) {
		super(effect);
		this.filter = effect.filter;
		this.count = effect.count;
		this.preText = effect.preText;
	}
	
	@Override
	public boolean apply(Game game, Ability source) {
		Player player = game.getPlayer(targetPointer.getFirst(source));
		//filter.setTargetController(TargetController.YOU);
		int amount = count.calculate(game, source);
		amount = Math.min(amount, game.getBattlefield().countAll(filter, player.getId()));
		Target target = new TargetControlledPermanent(amount, amount, filter, false);

		//A spell or ability could have removed the only legal target this player
		//had, if thats the case this ability should fizzle.
		if (amount > 0 && target.canChoose(player.getId(), game)) {
			boolean abilityApplied = false;
			while (!target.isChosen() && target.canChoose(player.getId(), game)) {
				player.choose(Outcome.Sacrifice, target, source.getSourceId(), game);
			}

			for ( int idx = 0; idx < target.getTargets().size(); idx++) {
				Permanent permanent = game.getPermanent((UUID)target.getTargets().get(idx));

				if ( permanent != null ) {
					abilityApplied |= permanent.sacrifice(source.getSourceId(), game);
				}
			}

			return abilityApplied;
		}
		return false;
	}

    public void setAmount(DynamicValue amount) {
        this.count = amount;
    }

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

	private void setText() {
		StringBuilder sb = new StringBuilder();
		sb.append(preText).append(" sacrifices ").append(count).append(" ").append(filter.getMessage());
		staticText = sb.toString();
	}
}