[LCC] Implement Ore-Rich Stalactite (#11687)

* [LCC] Implement Ore-Rich Stalactite

* Address PR comments

---------

Co-authored-by: Matthew Wilson <matthew_w@vaadin.com>

Mage.Sets/src/mage/cards/c/CosmiumCatalyst.java

@@ -0,0 +1,98 @@
+package mage.cards.c;
+
+import java.util.UUID;
+
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.common.TapSourceCost;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.Card;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.Target;
+import mage.target.common.TargetCardInExile;
+import mage.util.CardUtil;
+
+/**
+ * Cosmium Catalyst
+ * Artifact
+ * {1}{R}, {T}: Choose an exiled card used to craft Cosmium Catalyst at random. You may cast that card without paying its mana cost.
+ *
+ * @author DominionSpy
+ */
+public class CosmiumCatalyst extends CardImpl {
+
+    public CosmiumCatalyst(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "");
+
+        this.nightCard = true;
+        this.color.setRed(true);
+
+        // {1}{R}, {T}: Choose an exiled card used to craft Cosmium Catalyst at random. You may cast that card without paying its mana cost.
+        Ability ability = new SimpleActivatedAbility(new CosmiumCatalystEffect(), new ManaCostsImpl<>("{1}{R}"));
+        ability.addCost(new TapSourceCost());
+        this.addAbility(ability);
+    }
+
+    private CosmiumCatalyst(CosmiumCatalyst card) {
+        super(card);
+    }
+
+    @Override
+    public CosmiumCatalyst copy() {
+        return new CosmiumCatalyst(this);
+    }
+}
+
+class CosmiumCatalystEffect extends OneShotEffect {
+
+    CosmiumCatalystEffect() {
+        super(Outcome.PlayForFree);
+        this.staticText = "Choose an exiled card used to craft {this} at random." +
+                " You may cast that card without paying its mana cost.";
+    }
+
+    private CosmiumCatalystEffect(CosmiumCatalystEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public CosmiumCatalystEffect copy() {
+        return new CosmiumCatalystEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller == null) {
+            return false;
+        }
+        MageObject sourceObject = game.getObject(source.getSourceId());
+        if (sourceObject == null) {
+            return false;
+        }
+
+        Target target = new TargetCardInExile(StaticFilters.FILTER_CARD,
+                CardUtil.getExileZoneId(game, source.getSourceId(),
+                        game.getState().getZoneChangeCounter(source.getSourceId()) - 2
+                ));
+        target.withNotTarget(true);
+        target.setRandom(true);
+        if (!target.canChoose(controller.getId(), source, game)) {
+            return true;
+        }
+        controller.chooseTarget(outcome, target, source, game);
+        Card chosenCard = game.getCard(target.getFirstTarget());
+        if (chosenCard != null) {
+            CardUtil.castSpellWithAttributesForFree(controller, source, game, chosenCard);
+        }
+        return true;
+    }
+}

Mage.Sets/src/mage/cards/o/OreRichStalactite.java

@@ -0,0 +1,49 @@
+package mage.cards.o;
+
+import java.util.UUID;
+
+import mage.Mana;
+import mage.ObjectColor;
+import mage.abilities.keyword.CraftAbility;
+import mage.abilities.mana.ConditionalColoredManaAbility;
+import mage.abilities.mana.builder.common.InstantOrSorcerySpellManaBuilder;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.cards.c.CosmiumCatalyst;
+import mage.constants.CardType;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.ColorPredicate;
+
+/**
+ * Ore-Rich Stalactite {1}{R}
+ * Artifact
+ * {T}: Add {R}. Spend this mana only to cast an instant or sorcery spell.
+ * Craft with four or more red instant and/or sorcery cards {3}{R}{R}.
+ *
+ * @author DominionSpy
+ */
+public class OreRichStalactite extends CardImpl {
+
+    public OreRichStalactite(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "{1}{R}");
+        this.secondSideCardClazz = CosmiumCatalyst.class;
+
+        // {T}: Add {R}. Spend this mana only to cast an instant or sorcery spell.
+        this.addAbility(new ConditionalColoredManaAbility(Mana.RedMana(1), new InstantOrSorcerySpellManaBuilder()));
+
+        // Craft with four or more red instant and/or sorcery cards {3}{R}{R}
+        this.addAbility(new CraftAbility("{3}{R}{R}", "four or more red instant and/or sorcery cards",
+                "red instant and/or sorcery cards in your graveyard", 4, Integer.MAX_VALUE,
+                new ColorPredicate(ObjectColor.RED),
+                Predicates.or(CardType.INSTANT.getPredicate(), CardType.SORCERY.getPredicate())));
+    }
+
+    private OreRichStalactite(final OreRichStalactite card) {
+        super(card);
+    }
+
+    @Override
+    public  OreRichStalactite copy() {
+        return new OreRichStalactite(this);
+    }
+}

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

@@ -83,6 +83,7 @@ public final class LostCavernsOfIxalanCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Coralhelm Commander", 148, Rarity.RARE, mage.cards.c.CoralhelmCommander.class));
         cards.add(new SetCardInfo("Cordial Vampire", 189, Rarity.RARE, mage.cards.c.CordialVampire.class));
         cards.add(new SetCardInfo("Corsair Captain", 149, Rarity.RARE, mage.cards.c.CorsairCaptain.class));
+        cards.add(new SetCardInfo("Cosmium Catalyst", 11, Rarity.RARE, mage.cards.c.CosmiumCatalyst.class));
         cards.add(new SetCardInfo("Crossway Troublemakers", 190, Rarity.RARE, mage.cards.c.CrosswayTroublemakers.class));
         cards.add(new SetCardInfo("Cruel Celebrant", 267, Rarity.UNCOMMON, mage.cards.c.CruelCelebrant.class));
         cards.add(new SetCardInfo("Crumbling Necropolis", 326, Rarity.UNCOMMON, mage.cards.c.CrumblingNecropolis.class));
@@ -194,6 +195,7 @@ public final class LostCavernsOfIxalanCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Nighthawk Scavenger", 203, Rarity.RARE, mage.cards.n.NighthawkScavenger.class));
         cards.add(new SetCardInfo("Oathsworn Vampire", 204, Rarity.UNCOMMON, mage.cards.o.OathswornVampire.class));
         cards.add(new SetCardInfo("Olivia's Wrath", 205, Rarity.RARE, mage.cards.o.OliviasWrath.class));
+        cards.add(new SetCardInfo("Ore-Rich Stalactite", 11, Rarity.RARE, mage.cards.o.OreRichStalactite.class));
         cards.add(new SetCardInfo("Order of Sacred Dusk", 97, Rarity.RARE, mage.cards.o.OrderOfSacredDusk.class));
         cards.add(new SetCardInfo("Orzhov Basilica", 345, Rarity.COMMON, mage.cards.o.OrzhovBasilica.class));
         cards.add(new SetCardInfo("Orzhov Signet", 310, Rarity.UNCOMMON, mage.cards.o.OrzhovSignet.class));

Mage.Tests/src/test/java/org/mage/test/cards/abilities/keywords/CraftTest.java

@@ -240,4 +240,39 @@ public class CraftTest extends CardTestPlayerBase {
         setStopAt(1, PhaseStep.END_TURN);
         execute();
     }
+
+    /**
+     * Ore-Rich Stalactite {1}{R}
+     * Artifact
+     * {T}: Add {R}. Spend this mana only to cast an instant or sorcery spell.
+     * Craft with four or more red instant and/or sorcery cards {3}{R}{R}.
+     */
+    @Test
+    public void test_OreRichStalactite() {
+        addCard(Zone.BATTLEFIELD, playerA, "Mountain", 1 + 5);
+        addCard(Zone.BATTLEFIELD, playerA, "Ore-Rich Stalactite");
+        addCard(Zone.GRAVEYARD, playerA, "Ancestral Recall");
+        addCard(Zone.GRAVEYARD, playerA, "Arc Lightning");
+        addCard(Zone.GRAVEYARD, playerA, "Lightning Helix");
+        addCard(Zone.GRAVEYARD, playerA, "Lightning Strike");
+        addCard(Zone.HAND, playerA, "Lightning Bolt");
+
+        // Test that craft cannot be activated yet
+        checkPlayableAbility("craft not available", 1, PhaseStep.PRECOMBAT_MAIN, playerA, "Craft", false);
+
+        castSpell(1, PhaseStep.POSTCOMBAT_MAIN, playerA, "Lightning Bolt", playerB);
+        waitStackResolved(1, PhaseStep.POSTCOMBAT_MAIN, 1);
+
+        // Test that craft can now be activated
+        checkPlayableAbility("craft available", 1, PhaseStep.POSTCOMBAT_MAIN, playerA, "Craft", true);
+
+        activateAbility(1, PhaseStep.POSTCOMBAT_MAIN, playerA, "Craft");
+        addTarget(playerA, "Lightning Bolt^Lightning Helix^Lightning Strike^Arc Lightning");
+
+        setStrictChooseMode(true);
+        setStopAt(1, PhaseStep.END_TURN);
+        execute();
+
+        assertPermanentCount(playerA, "Cosmium Catalyst", 1);
+    }
 }