Calming Verse impl

Mage.Sets/src/mage/sets/prophecy/CalmingVerse.java

@@ -0,0 +1,124 @@
+/*
+ *  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.sets.prophecy;
+
+import java.util.UUID;
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.CardImpl;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.Rarity;
+import mage.constants.TargetController;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterControlledEnchantmentPermanent;
+import mage.filter.common.FilterEnchantmentPermanent;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.CardTypePredicate;
+import mage.filter.predicate.permanent.ControllerPredicate;
+import mage.filter.predicate.permanent.TappedPredicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+
+/**
+ *
+ * @author escplan9 (Derek Monturo - dmontur1 at gmail dot com)
+ */
+public class CalmingVerse extends CardImpl {
+    
+    public CalmingVerse(UUID ownerId) {
+        super(ownerId, 110, "Calming Verse", Rarity.COMMON, new CardType[]{CardType.SORCERY}, "{3}{G}");
+        this.expansionSetCode = "PCY";
+
+        // Destroy all enchantments you don't control. Then, if you control an untapped land, destroy all enchantments you control.
+        this.getSpellAbility().addEffect(new CalmingVerseEffect());
+        
+    }
+
+    public CalmingVerse(final CalmingVerse card) {
+        super(card);
+    }
+
+    @Override
+    public CalmingVerse copy() {
+        return new CalmingVerse(this);
+    }
+}
+
+class CalmingVerseEffect extends OneShotEffect {
+    
+    private static final FilterPermanent untappedLandFilter = new FilterPermanent("If you control an untapped land");
+    static {
+        untappedLandFilter.add(new CardTypePredicate(CardType.LAND));
+        untappedLandFilter.add(Predicates.not(new TappedPredicate()));
+    }
+  
+    private static final FilterEnchantmentPermanent opponentEnchantmentsFilter = new FilterEnchantmentPermanent("enchantments you don't control");
+    static {
+        opponentEnchantmentsFilter.add(new ControllerPredicate(TargetController.OPPONENT));
+    }
+    
+    private static final FilterControlledEnchantmentPermanent controlledEnchantmentsFilter = new FilterControlledEnchantmentPermanent("enchantments you control");
+
+
+    public CalmingVerseEffect() {
+        super(Outcome.Detriment);
+        this.staticText = "Destroy all enchantments you don't control. Then, if you control an untapped land, destroy all enchantments you control";
+    }
+
+    public CalmingVerseEffect(final CalmingVerseEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public CalmingVerseEffect copy() {
+        return new CalmingVerseEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        // Destroy all other enchantments
+        for (Permanent permanent : game.getBattlefield().getActivePermanents(opponentEnchantmentsFilter, source.getControllerId(), source.getSourceId(), game)) {
+            permanent.destroy(source.getSourceId(), game, false);
+        }
+        
+        // Then if you control an untapped land, destroy all own enchantments
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller != null) {
+            
+            if (game.getState().getBattlefield().countAll(untappedLandFilter, controller.getId(), game) > 0) {                
+                for (Permanent permanent : game.getBattlefield().getActivePermanents(controlledEnchantmentsFilter, source.getControllerId(), source.getSourceId(), game)) {
+                    permanent.destroy(source.getSourceId(), game, false);
+                }
+            }
+            
+        }
+        return true;
+    }
+}