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package mage.cards.n;

import mage.abilities.Ability;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.effects.Effect;
import mage.abilities.effects.OneShotEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.filter.common.FilterLandPermanent;
import mage.game.Game;
import mage.game.events.DamagedPlayerEvent;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.permanent.Permanent;

import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;

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

    public NaturesWill(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{2}{G}{G}");


        // Whenever one or more creatures you control deal combat damage to a player, tap all lands that player controls and untap all lands you control.
        this.addAbility(new NaturesWillTriggeredAbility());
    }

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

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

class NaturesWillTriggeredAbility extends TriggeredAbilityImpl {

    private boolean madeDamge = false;
    private Set<UUID> damagedPlayers = new HashSet<>();

    public NaturesWillTriggeredAbility() {
        super(Zone.BATTLEFIELD, new NaturesWillEffect(), false);
    }

    public NaturesWillTriggeredAbility(final NaturesWillTriggeredAbility ability) {
        super(ability);
        this.madeDamge = ability.madeDamge;
        this.damagedPlayers = new HashSet<>();
        this.damagedPlayers.addAll(ability.damagedPlayers);
    }

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

    @Override
    public boolean checkEventType(GameEvent event, Game game) {
        return event.getType() == EventType.DAMAGED_PLAYER || event.getType() == EventType.COMBAT_DAMAGE_STEP_POST;
    }

    @Override
    public boolean checkTrigger(GameEvent event, Game game) {
        if (event.getType() == EventType.DAMAGED_PLAYER) {
            DamagedPlayerEvent damageEvent = (DamagedPlayerEvent) event;
            Permanent p = game.getPermanent(event.getSourceId());
            if (damageEvent.isCombatDamage() && p != null && p.getControllerId().equals(this.getControllerId())) {
                madeDamge = true;
                damagedPlayers.add(event.getPlayerId());
            }
        }
        if (event.getType() == EventType.COMBAT_DAMAGE_STEP_POST) {
            if (madeDamge) {
                Set<UUID> damagedPlayersCopy = new HashSet<>();
                damagedPlayersCopy.addAll(damagedPlayers);
                for(Effect effect: this.getEffects()) {
                    effect.setValue("damagedPlayers", damagedPlayersCopy);
                }
                damagedPlayers.clear();
                madeDamge = false;
                return true;
            }
        }
        return false;
    }

    @Override
    public String getRule() {
        return "Whenever one or more creatures you control deal combat damage to a player, " + super.getRule();
    }
}

class NaturesWillEffect extends OneShotEffect {

    public NaturesWillEffect() {
        super(Outcome.Benefit);
        this.staticText = "tap all lands that player controls and untap all lands you control";
    }

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

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

    @Override
    public boolean apply(Game game, Ability source) {
        Set<UUID> damagedPlayers = (HashSet<UUID>) this.getValue("damagedPlayers");
        if (damagedPlayers == null) {
            return false;
        }

        FilterLandPermanent filter = new FilterLandPermanent();
        List<Permanent> lands = game.getBattlefield().getActivePermanents(filter, source.getControllerId(), source.getSourceId(), game);
        for (Permanent land : lands) {
            if (damagedPlayers.contains(land.getControllerId())) {
                land.tap(game);
            } else if (land.getControllerId().equals(source.getControllerId())) {
                land.untap(game);
            }
        }


        return false;
    }
}