foul-magics/Mage.Sets/src/mage/sets/commander2013/OrderOfSuccession.java

/*
 *  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
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package mage.sets.commander2013;

import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.effects.ContinuousEffect;
import mage.abilities.effects.OneShotEffect;
import mage.abilities.effects.common.continious.GainControlTargetEffect;
import mage.cards.CardImpl;
import mage.choices.ChoiceLeftOrRight;
import mage.constants.CardType;
import mage.constants.Duration;
import mage.constants.Outcome;
import mage.constants.Rarity;
import mage.filter.common.FilterCreaturePermanent;
import mage.filter.predicate.permanent.ControllerIdPredicate;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.players.PlayerList;
import mage.target.Target;
import mage.target.common.TargetCreaturePermanent;
import mage.target.targetpointer.FixedTarget;

/**
 *
 * @author LevelX2
 */
public class OrderOfSuccession extends CardImpl {

    public OrderOfSuccession(UUID ownerId) {
        super(ownerId, 52, "Order of Succession", Rarity.RARE, new CardType[]{CardType.SORCERY}, "{3}{U}");
        this.expansionSetCode = "C13";

        this.color.setBlue(true);

        // Choose left or right. Starting with you and proceeding in the chosen direction, each player chooses a creature controlled by the next player in that direction. Each player gains control of the creature he or she chose.
        this.getSpellAbility().addChoice(new ChoiceLeftOrRight());
        this.getSpellAbility().addEffect(new OrderOfSuccessionEffect());
    }

    public OrderOfSuccession(final OrderOfSuccession card) {
        super(card);
    }

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

class OrderOfSuccessionEffect extends OneShotEffect {

    public OrderOfSuccessionEffect() {
        super(Outcome.Benefit);
        this.staticText = "Starting with you and proceeding in the chosen direction, each player chooses a creature controlled by the next player in that direction. Each player gains control of the creature he or she chose";
    }

    public OrderOfSuccessionEffect(final OrderOfSuccessionEffect effect) {
        super(effect);
    }

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

    @Override
    public boolean apply(Game game, Ability source) {
        Player controller = game.getPlayer(source.getControllerId());
        if (controller != null) {
            Map<UUID, UUID> playerCreature = new HashMap<>();
            boolean left = source.getChoices().get(0).getChoice().equals("Left");
            PlayerList playerList = game.getState().getPlayerList();
            while (!playerList.get().equals(source.getControllerId()) && controller.isInGame()) {
                playerList.getNext();
            }
            Player currentPlayer = game.getPlayer(playerList.get());
            Player nextPlayer;
            UUID firstNextPlayer = null;

            while (!getNextPlayerInDirection(left, playerList, game).equals(firstNextPlayer) && controller.isInGame()){
                nextPlayer = game.getPlayer(playerList.get());
                if (nextPlayer == null) {
                    return false;
                }
                if (firstNextPlayer == null) {
                    firstNextPlayer = nextPlayer.getId();
                }
                // if player is in range he chooses an creature to control
                if (currentPlayer != null && controller.getInRange().contains(currentPlayer.getId())) {
                    FilterCreaturePermanent filter = new FilterCreaturePermanent(new StringBuilder("creature controlled by ").append(nextPlayer.getName()).toString());
                    filter.add(new ControllerIdPredicate(nextPlayer.getId()));
                    Target target = new TargetCreaturePermanent(filter, true);
                    target.setNotTarget(false);
                    if (target.canChoose(source.getSourceId(), currentPlayer.getId(), game)) {
                        if (currentPlayer.chooseTarget(outcome, target, source, game)) {
                            playerCreature.put(currentPlayer.getId(), target.getFirstTarget());
                        }
                    }
                }
                currentPlayer = nextPlayer;
            }
            // change control of targets
            for (Map.Entry<UUID, UUID> entry : playerCreature.entrySet()) {
                Player player = game.getPlayer(entry.getKey());
                if (player != null) {
                    Permanent creature = game.getPermanent(entry.getValue());
                    if (creature != null) {
                        ContinuousEffect effect = new GainControlTargetEffect(Duration.EndOfGame, player.getId());
                        effect.setTargetPointer(new FixedTarget(creature.getId()));
                        game.addEffect(effect, source);
                        game.informPlayers(new StringBuilder(player.getName()).append(" gains control of ").append(creature.getName()).toString());
                    }
                }
            }
            return true;
        }
        return false;
    }

    private UUID getNextPlayerInDirection(boolean left, PlayerList playerList, Game game) {
        UUID nextPlayerId;
        if (left) {
            nextPlayerId = playerList.getNext();
        } else {
            nextPlayerId = playerList.getPrevious();
        }
        return nextPlayerId;
    }
}