[CLB] Implement Pact Weapon (#9332)

Mage.Sets/src/mage/cards/p/PactWeapon.java

@@ -0,0 +1,107 @@
+package mage.cards.p;
+
+import mage.abilities.Ability;
+import mage.abilities.common.AttacksAttachedTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.condition.common.AttachedToMatchesFilterCondition;
+import mage.abilities.costs.common.DiscardCardCost;
+import mage.abilities.decorator.ConditionalContinuousEffect;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.BoostTargetEffect;
+import mage.abilities.effects.common.continuous.DontLoseByZeroOrLessLifeEffect;
+import mage.abilities.keyword.EquipAbility;
+import mage.cards.Card;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.cards.CardsImpl;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.targetpointer.FixedTarget;
+
+import java.util.UUID;
+
+/**
+ * @author PurpleCrowbar
+ */
+public final class PactWeapon extends CardImpl {
+
+    private static final Condition condition = new AttachedToMatchesFilterCondition(StaticFilters.FILTER_PERMANENT_CREATURE);
+
+    public PactWeapon(UUID ownerID, CardSetInfo setInfo) {
+        super(ownerID, setInfo, new CardType[]{CardType.ARTIFACT}, "{3}{B}");
+
+        this.subtype.add(SubType.EQUIPMENT);
+
+        // As long as Pact Weapon is attached to a creature, you don't lose the game for having 0 or less life.
+        this.addAbility(new SimpleStaticAbility(new ConditionalContinuousEffect(new DontLoseByZeroOrLessLifeEffect(Duration.WhileOnBattlefield), condition,
+                "as long as {this} is attached to a creature, you don't lose the game for having 0 or less life")));
+
+        // Whenever equipped creature attacks, draw a card and reveal it. The creature gets +X/+X until end of turn and you lose X life, where X is that card's mana value.
+        this.addAbility(new AttacksAttachedTriggeredAbility(new PactWeaponEffect()));
+
+        // Equip—Discard a card.
+        this.addAbility(new EquipAbility(Outcome.AddAbility, new DiscardCardCost(), false));
+    }
+
+    private PactWeapon(final PactWeapon card) {
+        super(card);
+    }
+
+    @Override
+    public PactWeapon copy() {
+        return new PactWeapon(this);
+    }
+}
+
+class PactWeaponEffect extends OneShotEffect {
+
+    public PactWeaponEffect() {
+        super(Outcome.Benefit);
+        this.staticText = "draw a card and reveal it. The creature gets +X/+X until end of turn and you lose X life, where X is that card's mana value.";
+    }
+
+    private PactWeaponEffect(final PactWeaponEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public PactWeaponEffect copy() {
+        return new PactWeaponEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller == null) {
+            return false;
+        }
+        Permanent permanent = source.getSourcePermanentOrLKI(game);
+        if (permanent == null || game.getPermanent(permanent.getAttachedTo()) == null) {
+            return false;
+        }
+        Card card = controller.getLibrary().getFromTop(game);
+        // Gatherer ruling (2007-02-01)
+        // If the draw is replaced by another effect, none of the rest of Fa’adiyah Seer’s ability applies,
+        // even if the draw is replaced by another draw (such as with Enduring Renewal).
+        if (controller.drawCards(1, source, game) != 1) {
+            return true;
+        }
+        controller.revealCards(source, new CardsImpl(card), game);
+        if (card == null || card.getManaValue() == 0) {
+            return true;
+        }
+
+        game.addEffect(new BoostTargetEffect(card.getManaValue(), card.getManaValue())
+                .setTargetPointer(new FixedTarget(permanent.getAttachedTo(), game)), source);
+        controller.loseLife(card.getManaValue(), game, source, false);
+
+        return true;
+    }
+}

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

@@ -427,6 +427,8 @@ public final class CommanderLegendsBattleForBaldursGate extends ExpansionSet {
         cards.add(new SetCardInfo("Owlbear Cub", 246, Rarity.RARE, mage.cards.o.OwlbearCub.class));
         cards.add(new SetCardInfo("Owlbear Shepherd", 247, Rarity.UNCOMMON, mage.cards.o.OwlbearShepherd.class));
         cards.add(new SetCardInfo("Pack Attack", 190, Rarity.COMMON, mage.cards.p.PackAttack.class));
+        cards.add(new SetCardInfo("Pact Weapon", 139, Rarity.MYTHIC, mage.cards.p.PactWeapon.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Pact Weapon", 576, Rarity.MYTHIC, mage.cards.p.PactWeapon.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Parasitic Impetus", 140, Rarity.COMMON, mage.cards.p.ParasiticImpetus.class));
         cards.add(new SetCardInfo("Passageway Seer", 141, Rarity.UNCOMMON, mage.cards.p.PassagewaySeer.class));
         cards.add(new SetCardInfo("Passionate Archaeologist", 656, Rarity.MYTHIC, mage.cards.p.PassionateArchaeologist.class));