foul-magics/Mage/src/main/java/mage/abilities/effects/common/SacrificeOpponentsUnlessPayEffect.java

package mage.abilities.effects.common;

import mage.abilities.Ability;
import mage.abilities.Mode;
import mage.abilities.costs.Cost;
import mage.abilities.costs.mana.GenericManaCost;
import mage.abilities.costs.mana.ManaCost;
import mage.abilities.dynamicvalue.DynamicValue;
import mage.abilities.dynamicvalue.common.StaticValue;
import mage.abilities.effects.OneShotEffect;
import mage.constants.Outcome;
import mage.constants.TargetController;
import mage.filter.FilterPermanent;
import mage.filter.StaticFilters;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.target.TargetPermanent;
import mage.util.CardUtil;
import mage.util.ManaUtil;

import java.util.ArrayList;
import java.util.List;
import java.util.UUID;

/**
 * @author Eirkei
 */
public class SacrificeOpponentsUnlessPayEffect extends OneShotEffect {

    protected Cost cost;
    protected FilterPermanent filter;

    public SacrificeOpponentsUnlessPayEffect(int genericManaCost) {
        this(new GenericManaCost(genericManaCost), StaticFilters.FILTER_PERMANENT);
    }

    public SacrificeOpponentsUnlessPayEffect(Cost cost, FilterPermanent filter) {
        super(Outcome.Sacrifice);
        this.cost = cost;
        this.filter = filter;
        this.staticText = "each opponent sacrifices " + CardUtil.addArticle(filter.getMessage()) + " unless they " + CardUtil.addCostVerb(cost.getText());
    }

    protected SacrificeOpponentsUnlessPayEffect(final SacrificeOpponentsUnlessPayEffect effect) {
        super(effect);
        if (effect.cost != null) {
            this.cost = effect.cost.copy();
        }

        if (effect.filter != null) {
            this.filter = effect.filter.copy();
        }
    }

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

    @Override
    public boolean apply(Game game, Ability source) {
        List<UUID> permsToSacrifice = new ArrayList<>();
        filter.add(TargetController.YOU.getControllerPredicate());

        for (UUID playerId : game.getOpponents(source.getControllerId())) {
            Player player = game.getPlayer(playerId);

            if (player != null) {
                Cost costToPay = cost.copy();
                String costValueMessage = costToPay.getText();
                String message = ((costToPay instanceof ManaCost) ? "Pay " : "") + costValueMessage + '?';

                costToPay.clearPaid();
                if (!(player.chooseUse(Outcome.Benefit, message, source, game)
                        && costToPay.pay(source, game, source, player.getId(), false, null))) {
                    game.informPlayers(player.getLogName() + " chooses not to pay " + costValueMessage + " to prevent the sacrifice effect");

                    int numTargets = Math.min(1, game.getBattlefield().countAll(filter, player.getId(), game));
                    if (numTargets > 0) {
                        TargetPermanent target = new TargetPermanent(numTargets, numTargets, filter, true);

                        if (target.canChoose(player.getId(), source, game)) {
                            player.chooseTarget(Outcome.Sacrifice, target, source, game);
                            permsToSacrifice.addAll(target.getTargets());
                        }
                    }
                } else {
                    game.informPlayers(player.getLogName() + " chooses to pay " + costValueMessage + " to prevent the sacrifice effect");
                }
            }
        }

        for (UUID permID : permsToSacrifice) {
            Permanent permanent = game.getPermanent(permID);

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

        return true;
    }
}