[TDC] Implement Welcome the Dead

Mage.Sets/src/mage/cards/w/WelcomeTheDead.java

@@ -0,0 +1,126 @@
+package mage.cards.w;
+
+import mage.abilities.Ability;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.effects.common.DrawDiscardControllerEffect;
+import mage.abilities.effects.common.LoseLifeSourceControllerEffect;
+import mage.abilities.hint.Hint;
+import mage.abilities.hint.ValueHint;
+import mage.abilities.keyword.FlashbackAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.WatcherScope;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.events.ZoneChangeEvent;
+import mage.game.permanent.token.ZombieDruidToken;
+import mage.util.CardUtil;
+import mage.watchers.Watcher;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class WelcomeTheDead extends CardImpl {
+
+    public WelcomeTheDead(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{3}{B}");
+
+        // Draw two cards, then discard a card and you lose 2 life. Create X tapped 2/2 black Zombie Druid creature tokens, where X is the number of cards that were put into your graveyard from your hand or library this turn.
+        this.getSpellAbility().addEffect(new DrawDiscardControllerEffect(2, 1));
+        this.getSpellAbility().addEffect(new LoseLifeSourceControllerEffect(2).concatBy("and"));
+        this.getSpellAbility().addEffect(new CreateTokenEffect(
+                new ZombieDruidToken(), WelcomeTheDeadValue.instance, true, false
+        ));
+        this.getSpellAbility().addHint(WelcomeTheDeadValue.getHint());
+        this.getSpellAbility().addWatcher(new WelcomeTheDeadWatcher());
+
+        // Flashback {5}{B}
+        this.addAbility(new FlashbackAbility(this, new ManaCostsImpl<>("{5}{B}")));
+    }
+
+    private WelcomeTheDead(final WelcomeTheDead card) {
+        super(card);
+    }
+
+    @Override
+    public WelcomeTheDead copy() {
+        return new WelcomeTheDead(this);
+    }
+}
+
+enum WelcomeTheDeadValue implements DynamicValue {
+    instance;
+    private static final Hint hint = new ValueHint("Cards put into your graveyard from your hand or library", instance);
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return WelcomeTheDeadWatcher.getValue(game, sourceAbility);
+    }
+
+    @Override
+    public WelcomeTheDeadValue copy() {
+        return this;
+    }
+
+    @Override
+    public String getMessage() {
+        return "the number of cards that were put into your graveyard from your hand or library this turn";
+    }
+
+    @Override
+    public String toString() {
+        return "X";
+    }
+
+    public static Hint getHint() {
+        return hint;
+    }
+}
+
+class WelcomeTheDeadWatcher extends Watcher {
+
+    private final Map<UUID, Integer> map = new HashMap<>();
+
+    WelcomeTheDeadWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.ZONE_CHANGE) {
+            return;
+        }
+        ZoneChangeEvent zEvent = (ZoneChangeEvent) event;
+        if (!Zone.GRAVEYARD.match(zEvent.getToZone())) {
+            return;
+        }
+        switch (zEvent.getFromZone()) {
+            case HAND:
+            case LIBRARY:
+                map.compute(zEvent.getPlayerId(), CardUtil::setOrIncrementValue);
+        }
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        map.clear();
+    }
+
+    static int getValue(Game game, Ability source) {
+        return game
+                .getState()
+                .getWatcher(WelcomeTheDeadWatcher.class)
+                .map
+                .getOrDefault(source.getControllerId(), 0);
+    }
+}

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

@@ -357,6 +357,7 @@ public final class TarkirDragonstormCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Wall of Roots", 278, Rarity.COMMON, mage.cards.w.WallOfRoots.class));
         cards.add(new SetCardInfo("Wayfarer's Bauble", 335, Rarity.COMMON, mage.cards.w.WayfarersBauble.class));
         cards.add(new SetCardInfo("Weathered Sentinels", 336, Rarity.RARE, mage.cards.w.WeatheredSentinels.class));
+        cards.add(new SetCardInfo("Welcome the Dead", 30, Rarity.RARE, mage.cards.w.WelcomeTheDead.class));
         cards.add(new SetCardInfo("Welcoming Vampire", 140, Rarity.RARE, mage.cards.w.WelcomingVampire.class));
         cards.add(new SetCardInfo("Whirlwind of Thought", 311, Rarity.RARE, mage.cards.w.WhirlwindOfThought.class));
         cards.add(new SetCardInfo("Windbrisk Heights", 411, Rarity.RARE, mage.cards.w.WindbriskHeights.class));