Implemented Essence Filter

Mage.Sets/src/mage/cards/e/EssenceFilter.java

@@ -0,0 +1,108 @@
+/*
+ *  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.cards.e;
+
+import java.util.UUID;
+import mage.ObjectColor;
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterEnchantmentPermanent;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.ColorPredicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+
+/**
+ *
+ * @author LevelX2 & L_J
+ */
+public class EssenceFilter extends CardImpl {
+
+    public EssenceFilter(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{1}{G}{G}");
+
+        // Destroy all enchantments or all nonwhite enchantments.
+        this.getSpellAbility().addEffect(new EssenceFilterEffect());
+    }
+
+    public EssenceFilter(final EssenceFilter card) {
+        super(card);
+    }
+
+    @Override
+    public EssenceFilter copy() {
+        return new EssenceFilter(this);
+    }
+}
+
+class EssenceFilterEffect extends OneShotEffect {
+
+    private static final FilterEnchantmentPermanent filter = new FilterEnchantmentPermanent("nonwhite enchantments");
+
+    static {
+        filter.add(Predicates.not(new ColorPredicate(ObjectColor.WHITE)));
+    }
+
+    public EssenceFilterEffect() {
+        super(Outcome.Detriment);
+        this.staticText = "Destroy all enchantments or all nonwhite enchantments";
+    }
+
+    public EssenceFilterEffect(final EssenceFilterEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public EssenceFilterEffect copy() {
+        return new EssenceFilterEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller != null) {
+            if (controller.chooseUse(outcome, "Destroy all enchantments? (otherwise all nonwhite enchantments are destroyed)", source, game)) {
+                for (Permanent permanent : game.getBattlefield().getActivePermanents(new FilterEnchantmentPermanent(), controller.getId(), source.getSourceId(), game)) {
+                    permanent.destroy(source.getSourceId(), game, false);
+                }
+            } else {
+                for (Permanent permanent : game.getBattlefield().getActivePermanents(filter, controller.getId(), source.getSourceId(), game)) {
+                    permanent.destroy(source.getSourceId(), game, false);
+                }
+            }
+            return true;
+        }
+        return false;
+    }
+}