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package mage.abilities.keyword;

import mage.abilities.Ability;
import mage.abilities.SpellAbility;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.costs.Cost;
import mage.abilities.costs.Costs;
import mage.abilities.costs.mana.ManaCost;
import mage.abilities.effects.*;
import mage.cards.Card;
import mage.cards.SplitCard;
import mage.constants.*;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.ZoneChangeEvent;
import mage.players.Player;
import mage.target.targetpointer.FixedTarget;
import org.junit.After;

import java.util.UUID;

/**
 * Aftermath
 *
 * TODO: Implement once we get details on the comprehensive rules meaning of the ability
 *
 * Current text is a shell copied from Flashback
 *
 * @author stravant
 */
public class AftermathAbility extends SimpleStaticAbility {
    public AftermathAbility() {
        super(Zone.ALL, new AftermathCantCastFromHand());
        addEffect(new AftermathCastFromGraveyard());
    }

    public AftermathAbility(final AftermathAbility ability) {
        super(ability);
    }

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

    @Override
    public String getRule(boolean all) {
        if (all) {
            return "Aftermath <i>(Cast this card only from your graveyard. Exile it afterwards.)</i>";
        } else {
            return "Aftermath";
        }
    }
}

class AftermathCastFromGraveyard extends AsThoughEffectImpl {

    public AftermathCastFromGraveyard() {
        super(AsThoughEffectType.PLAY_FROM_NOT_OWN_HAND_ZONE, Duration.EndOfGame, Outcome.Benefit);
        staticText = "Cast {this} from your graveyard";
    }

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

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

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

    @Override
    public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
        if (objectId.equals(source.getSourceId()) &&
                affectedControllerId.equals(source.getControllerId())) {
            Card card = game.getCard(source.getSourceId());
            if (card != null && game.getState().getZone(source.getSourceId()) == Zone.GRAVEYARD) {
                return true;
            }
        }
        return false;
    }
}

class AftermathCantCastFromHand extends ContinuousRuleModifyingEffectImpl {

    public AftermathCantCastFromHand() {
        super(Duration.EndOfGame, Outcome.Detriment);
        staticText = ", but not from anywhere else";
    }

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

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

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

    @Override
    public boolean checksEventType(GameEvent event, Game game) {
        return event.getType() == GameEvent.EventType.CAST_SPELL;
    }

    @Override
    public boolean applies(GameEvent event, Ability source, Game game) {
        Card card = game.getCard(event.getSourceId());
        if (card != null && card.getId().equals(source.getSourceId())) {
            Zone zone = game.getState().getZone(card.getId());
            if (zone != null && (zone != Zone.GRAVEYARD)) {
                return true;
            }
        }
        return false;
    }
}