foul-magics/Mage.Sets/src/mage/sets/odyssey/LiquidFire.java

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package mage.sets.odyssey;

import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.costs.Cost;
import mage.abilities.costs.CostImpl;
import mage.abilities.costs.VariableCostImpl;
import mage.abilities.dynamicvalue.DynamicValue;
import mage.abilities.dynamicvalue.common.GetXValue;
import mage.abilities.effects.Effect;
import mage.abilities.effects.OneShotEffect;
import mage.cards.CardImpl;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.constants.Rarity;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.target.common.TargetCreaturePermanent;

/**
 *
 * @author Dilnu
 */
public class LiquidFire extends CardImpl {

    public LiquidFire(UUID ownerId) {
        super(ownerId, 201, "Liquid Fire", Rarity.UNCOMMON, new CardType[]{CardType.SORCERY}, "{4}{R}{R}");
        this.expansionSetCode = "ODY";

        // As an additional cost to cast Liquid Fire, choose a number between 0 and 5.
        this.getSpellAbility().addCost(new LiquidFireCost());
        // Liquid Fire deals X damage to target creature and 5 minus X damage to that creature's controller, where X is the chosen number.
        DynamicValue choiceValue = new GetXValue();
        this.getSpellAbility().addTarget(new TargetCreaturePermanent());
        this.getSpellAbility().addEffect(new LiquidFireEffect(choiceValue));
        
    }

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

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

    private static class LiquidFireEffect extends OneShotEffect {
        protected DynamicValue choiceValue;

        public LiquidFireEffect(DynamicValue choiceValue) {
            super(Outcome.Damage);
            this.staticText = "{this} deals X damage to target creature and 5 minus X damage to that creature's controller, where X is the chosen number.";
            this.choiceValue = choiceValue;
        }
        
        public LiquidFireEffect(LiquidFireEffect effect) {
            super(effect);
            this.choiceValue = effect.choiceValue;
        }

        @Override
        public boolean apply(Game game, Ability source) {
            Permanent target = game.getPermanent(targetPointer.getFirst(game, source));
            int creatureDamage = choiceValue.calculate(game, source, this);
            int playerDamage = 5 - creatureDamage;
            if (target != null) {
                target.damage(creatureDamage, source.getSourceId(), game, false, true);
                Player controller = game.getPlayer(target.getControllerId());
                if (controller != null) {
                    controller.damage(playerDamage, source.getSourceId(), game, false, true);
                }
                return true;
            }
            return false;
        }

        @Override
        public Effect copy() {
            return new LiquidFireEffect(this);
        }
    }
    
    class LiquidFireCost extends VariableCostImpl {
        public LiquidFireCost() {
            super("Choose a Number");
            this.text = "As an additional cost to cast {source}, choose a number between 0 and 5";
        }
        
        public LiquidFireCost(final LiquidFireCost cost) {
            super(cost);
        }

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

        @Override
        public Cost getFixedCostsFromAnnouncedValue(int xValue) {
            return null;
        }
        
        @Override
        public int getMaxValue(Ability source, Game game) {
            return 5;
        }
    }
}