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package mage.sets.magic2012;

import mage.Constants;
import mage.Constants.CardType;
import mage.Constants.Rarity;
import mage.abilities.Ability;
import mage.abilities.Mode;
import mage.abilities.common.SimpleActivatedAbility;
import mage.abilities.costs.common.TapSourceCost;
import mage.abilities.costs.mana.GenericManaCost;
import mage.abilities.effects.ContinuousEffect;
import mage.abilities.effects.ContinuousEffectImpl;
import mage.abilities.effects.OneShotEffect;
import mage.cards.CardImpl;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.target.common.TargetCreaturePermanent;
import mage.target.targetpointer.FixedTarget;

import java.util.UUID;

/**
 * @author nantuko
 */
public class CrownOfEmpires extends CardImpl<CrownOfEmpires> {

	public CrownOfEmpires(UUID ownerId) {
		super(ownerId, 203, "Crown of Empires", Rarity.UNCOMMON, new CardType[]{CardType.ARTIFACT}, "{2}");
		this.expansionSetCode = "M12";

		// {3}, {tap}: Tap target creature. Gain control of that creature instead if you control artifacts named Scepter of Empires and Throne of Empires.
		Ability ability = new SimpleActivatedAbility(Constants.Zone.BATTLEFIELD, new CrownOfEmpiresEffect(), new GenericManaCost(3));
		ability.addTarget(new TargetCreaturePermanent());
		ability.addCost(new TapSourceCost());
		this.addAbility(ability);
	}

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

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

class CrownOfEmpiresEffect extends OneShotEffect<CrownOfEmpiresEffect> {

	public CrownOfEmpiresEffect() {
		super(Constants.Outcome.Tap);
		staticText = "Tap target creature. Gain control of that creature instead if you control artifacts named Scepter of Empires and Throne of Empires";
	}

	public CrownOfEmpiresEffect(CrownOfEmpiresEffect effect) {
		super(effect);
	}

	@Override
	public boolean apply(Game game, Ability source) {
		Permanent target = game.getPermanent(targetPointer.getFirst(source));
		boolean scepter = false;
		boolean throne = false;
		for (Permanent permanent : game.getBattlefield().getAllActivePermanents(source.getControllerId())) {
			if (permanent.getName().equals("Scepter of Empires")) {
				scepter = true;
			} else if (permanent.getName().equals("Throne of Empires")) {
				throne = true;
			}
			if (scepter && throne) break;
		}
		if (scepter && throne) {
			ContinuousEffect effect = new CrownOfEmpiresControlEffect();
			effect.setTargetPointer(new FixedTarget(target.getId()));
			game.getState().setValue(source.getSourceId().toString(), source.getControllerId());
			game.addEffect(effect, source);
		} else {
			target.tap(game);
		}
		return false;
	}

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

class CrownOfEmpiresControlEffect extends ContinuousEffectImpl<CrownOfEmpiresControlEffect> {

	public CrownOfEmpiresControlEffect() {
		super(Constants.Duration.EndOfGame, Constants.Layer.ControlChangingEffects_2, Constants.SubLayer.NA, Constants.Outcome.GainControl);
	}

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

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

	@Override
	public boolean apply(Game game, Ability source) {
		Permanent permanent = game.getPermanent(targetPointer.getFirst(source));
		UUID controllerId = (UUID) game.getState().getValue(source.getSourceId().toString());
		if (permanent != null && controllerId != null) {
			return permanent.changeControllerId(controllerId, game);
		}
		return false;
	}

	@Override
	public String getText(Mode mode) {
		return "Gain control of {this}";
	}
}
