[ACR] Implement Ratonhnhaketon

Mage/src/main/java/mage/abilities/condition/common/SourceHasntDealtDamageThisGameCondition.java

@@ -0,0 +1,34 @@
+package mage.abilities.condition.common;
+
+import mage.abilities.Ability;
+import mage.abilities.condition.Condition;
+import mage.abilities.hint.ConditionHint;
+import mage.abilities.hint.Hint;
+import mage.game.Game;
+import mage.watchers.common.DealtDamageThisGameWatcher;
+
+/**
+ * requires DealtDamageThisGameWatcher
+ *
+ * @author TheElk801
+ */
+public enum SourceHasntDealtDamageThisGameCondition implements Condition {
+    instance;
+    private static final Hint hint = new ConditionHint(
+            instance, "This creature hasn't dealt damage yet this game"
+    );
+
+    public static Hint getHint() {
+        return hint;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return DealtDamageThisGameWatcher.checkCreature(game, source);
+    }
+
+    @Override
+    public String toString() {
+        return "{this} hasn't dealt damage yet";
+    }
+}

Mage/src/main/java/mage/watchers/common/DealtDamageThisGameWatcher.java

@@ -0,0 +1,52 @@
+package mage.watchers.common;
+
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.constants.WatcherScope;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.watchers.Watcher;
+
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * @author TheElk801
+ */
+public class DealtDamageThisGameWatcher extends Watcher {
+
+    private final Set<MageObjectReference> damagers = new HashSet<>();
+
+    public DealtDamageThisGameWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        switch (event.getType()) {
+            case BEGINNING_PHASE_PRE:
+                // keep the stored values from getting too big, especially since it doesn't reset between games
+                damagers.removeIf(mor -> !mor.zoneCounterIsCurrent(game));
+                return;
+            case DAMAGED_PERMANENT:
+            case DAMAGED_PLAYER:
+                break;
+            default:
+                return;
+        }
+        Permanent permanent = game.getPermanent(event.getSourceId());
+        if (permanent != null) {
+            damagers.add(new MageObjectReference(permanent, game));
+        }
+    }
+
+    public static boolean checkCreature(Game game, Ability source) {
+        return game
+                .getState()
+                .getWatcher(DealtDamageThisGameWatcher.class)
+                .damagers
+                .stream()
+                .noneMatch(mor -> mor.refersTo(source.getSourcePermanentOrLKI(game), game));
+    }
+}