[KHM] Implemented Niko Defies Destiny

Mage.Sets/src/mage/cards/n/NikoDefiesDestiny.java

@@ -0,0 +1,181 @@
+package mage.cards.n;
+
+import mage.ConditionalMana;
+import mage.MageObject;
+import mage.Mana;
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.SagaAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.costs.Cost;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.GainLifeEffect;
+import mage.abilities.effects.common.ReturnFromGraveyardToHandTargetEffect;
+import mage.abilities.effects.mana.AddConditionalManaEffect;
+import mage.abilities.hint.Hint;
+import mage.abilities.hint.ValueHint;
+import mage.abilities.keyword.ForetellAbility;
+import mage.abilities.mana.builder.ConditionalManaBuilder;
+import mage.abilities.mana.conditional.ManaCondition;
+import mage.cards.*;
+import mage.constants.CardType;
+import mage.constants.SagaChapter;
+import mage.constants.SubType;
+import mage.filter.FilterCard;
+import mage.filter.predicate.mageobject.AbilityPredicate;
+import mage.filter.predicate.other.OwnerIdPredicate;
+import mage.game.ExileZone;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.common.TargetCardInYourGraveyard;
+import mage.util.CardUtil;
+
+import java.util.Collection;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class NikoDefiesDestiny extends CardImpl {
+
+    private static final FilterCard filter = new FilterCard("card with foretell from your graveyard");
+
+    static {
+        filter.add(new AbilityPredicate(ForetellAbility.class));
+    }
+
+    private static final Hint hint = new ValueHint(
+            "Foretold cards you own in exile", NikoDefiesDestinyValue.ONE
+    );
+
+    public NikoDefiesDestiny(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{1}{W}{U}");
+
+        this.subtype.add(SubType.SAGA);
+
+        // (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
+        SagaAbility sagaAbility = new SagaAbility(this, SagaChapter.CHAPTER_III);
+
+        // I — You gain 2 life for each foretold card you own in exile.
+        sagaAbility.addChapterEffect(
+                this, SagaChapter.CHAPTER_I, new GainLifeEffect(NikoDefiesDestinyValue.TWO)
+        );
+
+        // II — Add {W}{U}. Spend this mana only to foretell cards or cast spells that have foretell.
+        sagaAbility.addChapterEffect(
+                this, SagaChapter.CHAPTER_II,
+                new AddConditionalManaEffect(
+                        new Mana(1, 1, 0, 0, 0, 0, 0, 0),
+                        new NikoDefiesDestinyManaBuilder()
+                )
+        );
+
+        // III — Return target card with foretell from your graveyard to your hand.
+        sagaAbility.addChapterEffect(
+                this, SagaChapter.CHAPTER_III, SagaChapter.CHAPTER_III,
+                new ReturnFromGraveyardToHandTargetEffect(), new TargetCardInYourGraveyard(filter)
+        );
+
+        this.addAbility(sagaAbility.addHint(hint));
+    }
+
+    private NikoDefiesDestiny(final NikoDefiesDestiny card) {
+        super(card);
+    }
+
+    @Override
+    public NikoDefiesDestiny copy() {
+        return new NikoDefiesDestiny(this);
+    }
+}
+
+enum NikoDefiesDestinyValue implements DynamicValue {
+    ONE(1),
+    TWO(2);
+
+    private final int amount;
+
+    NikoDefiesDestinyValue(int amount) {
+        this.amount = amount;
+    }
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        Player controller = game.getPlayer(sourceAbility.getControllerId());
+        if (controller == null) {
+            return 0;
+        }
+        Collection<ExileZone> exileZones = game.getState().getExile().getExileZones();
+        Cards cardsForetoldInExileZones = new CardsImpl();
+        FilterCard filter = new FilterCard();
+        filter.add(new OwnerIdPredicate(controller.getId()));
+        filter.add(new AbilityPredicate(ForetellAbility.class));
+        for (ExileZone exile : exileZones) {
+            for (Card card : exile.getCards(filter, game)) {
+                // verify that the card is actually Foretold
+                UUID exileId = CardUtil.getExileZoneId(card.getId().toString() + "foretellAbility", game);
+                if (exileId != null) {
+                    if (game.getState().getExile().getExileZone(exileId) != null) {
+                        cardsForetoldInExileZones.add(card);
+                    }
+                }
+            }
+        }
+        return amount * cardsForetoldInExileZones.size();
+    }
+
+    @Override
+    public DynamicValue copy() {
+        return this;
+    }
+
+    @Override
+    public String getMessage() {
+        return "foretold card you own in exile";
+    }
+
+    @Override
+    public String toString() {
+        return "" + amount;
+    }
+}
+
+class NikoDefiesDestinyManaBuilder extends ConditionalManaBuilder {
+
+    @Override
+    public ConditionalMana build(Object... options) {
+        return new NikoDefiesDestinyConditionalMana(this.mana);
+    }
+
+    @Override
+    public String getRule() {
+        return "Spend this mana only to foretell cards or cast spells that have foretell.";
+    }
+}
+
+class NikoDefiesDestinyConditionalMana extends ConditionalMana {
+
+    NikoDefiesDestinyConditionalMana(Mana mana) {
+        super(mana);
+        staticText = "Spend this mana only to foretell cards or cast spells that have foretell.";
+        addCondition(new NikoDefiesDestinyManaCondition());
+    }
+}
+
+class NikoDefiesDestinyManaCondition extends ManaCondition implements Condition {
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        if (source instanceof SpellAbility) {
+            MageObject object = game.getObject(source.getSourceId());
+            return object != null && object.getAbilities().containsClass(ForetellAbility.class);
+        }
+        return source instanceof ForetellAbility;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, UUID originalId, Cost costsToPay) {
+        return apply(game, source);
+    }
+}

Mage.Sets/src/mage/sets/Kaldheim.java

@@ -207,6 +207,7 @@ public final class Kaldheim extends ExpansionSet {
         cards.add(new SetCardInfo("Mountain", 397, Rarity.LAND, mage.cards.basiclands.Mountain.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Narfi, Betrayer King", 224, Rarity.UNCOMMON, mage.cards.n.NarfiBetrayerKing.class));
         cards.add(new SetCardInfo("Niko Aris", 225, Rarity.MYTHIC, mage.cards.n.NikoAris.class));
+        cards.add(new SetCardInfo("Niko Defies Destiny", 226, Rarity.UNCOMMON, mage.cards.n.NikoDefiesDestiny.class));
         cards.add(new SetCardInfo("Old-Growth Troll", 185, Rarity.RARE, mage.cards.o.OldGrowthTroll.class));
         cards.add(new SetCardInfo("Open the Omenpaths", 143, Rarity.COMMON, mage.cards.o.OpenTheOmenpaths.class));
         cards.add(new SetCardInfo("Orvar, the All-Form", 70, Rarity.MYTHIC, mage.cards.o.OrvarTheAllForm.class));