From 1c958ccc72cfc0a326a9fe28b8f5bc375a7a5019 Mon Sep 17 00:00:00 2001
From: Jeff <jeff@delmarus.com>
Date: Thu, 13 Apr 2017 17:03:23 -0500
Subject: [PATCH] - A watcher for Shadows of the Grave.

---
 ...CardsCycledOrDiscardedThisTurnWatcher.java | 94 +++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 Mage/src/main/java/mage/watchers/common/CardsCycledOrDiscardedThisTurnWatcher.java

diff --git a/Mage/src/main/java/mage/watchers/common/CardsCycledOrDiscardedThisTurnWatcher.java b/Mage/src/main/java/mage/watchers/common/CardsCycledOrDiscardedThisTurnWatcher.java
new file mode 100644
index 00000000000..b54118f03d2
--- /dev/null
+++ b/Mage/src/main/java/mage/watchers/common/CardsCycledOrDiscardedThisTurnWatcher.java
@@ -0,0 +1,94 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.watchers.common;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.UUID;
+import mage.cards.Card;
+import mage.cards.Cards;
+import mage.cards.CardsImpl;
+import mage.constants.WatcherScope;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.watchers.Watcher;
+
+/**
+ * Stores cards that were cycled or discarded by any player this turn.
+ * @author jeffwadsworth
+ */
+public class CardsCycledOrDiscardedThisTurnWatcher extends Watcher {
+    
+    private final Map<UUID, Cards> cycledOrDiscardedCardsThisTurn = new HashMap<>();
+    Cards cards = new CardsImpl();
+
+    public CardsCycledOrDiscardedThisTurnWatcher() {
+        super("CardsCycledOrDiscardedThisTurnWatcher", WatcherScope.GAME);
+    }
+
+    public CardsCycledOrDiscardedThisTurnWatcher(final CardsCycledOrDiscardedThisTurnWatcher watcher) {
+        super(watcher);
+        for (Entry<UUID, Cards> entry : watcher.cycledOrDiscardedCardsThisTurn.entrySet()) {
+            cycledOrDiscardedCardsThisTurn.put(entry.getKey(), entry.getValue());
+        }
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() == GameEvent.EventType.UNTAP_STEP_PRE) {
+            reset();
+        }
+        if (event.getType() == GameEvent.EventType.CYCLED_CARD
+                || event.getType() == GameEvent.EventType.DISCARDED_CARD) {
+            UUID playerId = event.getPlayerId();
+            if (playerId != null 
+                    && game.getCard(event.getTargetId()) != null) {
+                Card card = game.getCard(event.getTargetId());
+                cards.add(card);
+                cycledOrDiscardedCardsThisTurn.putIfAbsent(playerId, cards);
+            }
+        }
+    }
+
+    public  Cards getCardsCycledOrDiscardedThisTurn(UUID playerId) {
+        return cycledOrDiscardedCardsThisTurn.get(playerId);
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        cycledOrDiscardedCardsThisTurn.clear();
+        cards.clear();
+    }
+
+    @Override
+    public CardsCycledOrDiscardedThisTurnWatcher copy() {
+        return new CardsCycledOrDiscardedThisTurnWatcher(this);
+    }
+}