NPH - Spellskite

Mage.Sets/src/mage/sets/newphyrexia/Spellskite.java

@@ -0,0 +1,127 @@
+/*
+ *  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.newphyrexia;
+
+import java.util.UUID;
+import mage.Constants.CardType;
+import mage.Constants.Outcome;
+import mage.Constants.Rarity;
+import mage.Constants.Zone;
+import mage.MageInt;
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.CardImpl;
+import mage.game.Game;
+import mage.game.stack.Spell;
+import mage.players.Player;
+import mage.target.Target;
+import mage.target.TargetStackObject;
+import mage.target.Targets;
+
+/**
+ *
+ * @author BetaSteward
+ */
+public class Spellskite extends CardImpl<Spellskite> {
+
+    public Spellskite(UUID ownerId) {
+        super(ownerId, 159, "Spellskite", Rarity.RARE, new CardType[]{CardType.ARTIFACT, CardType.CREATURE}, "{2}");
+        this.expansionSetCode = "NPH";
+        this.subtype.add("Horror");
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(4);
+
+        // {UP}: Change a target of target spell or ability to Spellskite.
+        Ability ability = new SimpleActivatedAbility(Zone.BATTLEFIELD, new SpellskiteEffect(), new ManaCostsImpl("{UP}"));
+        ability.addTarget(new TargetStackObject());
+        this.addAbility(ability);
+    }
+
+    public Spellskite(final Spellskite card) {
+        super(card);
+    }
+
+    @Override
+    public Spellskite copy() {
+        return new Spellskite(this);
+    }
+}
+
+class SpellskiteEffect extends OneShotEffect<SpellskiteEffect> {
+
+    public SpellskiteEffect() {
+        super(Outcome.Neutral);
+        staticText = "Change a target of target spell or ability to {this}";
+    }
+    
+    public SpellskiteEffect(final SpellskiteEffect effect) {
+        super(effect);
+    }
+    
+    @Override
+    public boolean apply(Game game, Ability source) {
+		Spell spell = game.getStack().getSpell(source.getFirstTarget());
+		if (spell != null) {
+            Targets targets = spell.getSpellAbility().getTargets();
+			if (targets.size() == 1 && targets.get(0).getTargets().size() == 1) {
+                targets.get(0).clearChosen();
+                targets.get(0).add(source.getSourceId(), game);
+            }
+            else {
+                Player player = game.getPlayer(source.getControllerId());
+                for (Target target: targets) {
+                    for (UUID targetId: target.getTargets()) {
+                        MageObject object = game.getObject(targetId);
+                        String name = null;
+                        if (object == null) {
+                            Player targetPlayer = game.getPlayer(targetId);
+                            name = targetPlayer.getName();
+                        } else {
+                            name = object.getName();
+                        }
+                        if (name != null && player.chooseUse(Outcome.Neutral, "Change target from " + name + " to {this}?", game)) {
+                            target.remove(targetId);
+                            target.addTarget(source.getSourceId(), source, game);
+                            break;
+                        }
+                    }
+                }
+            }
+		}
+		return false;
+    }
+
+    @Override
+    public SpellskiteEffect copy() {
+        return new SpellskiteEffect(this);
+    }
+    
+}

Mage/src/mage/target/Target.java

@@ -65,6 +65,7 @@ public interface Target extends Serializable {
 	public Set<UUID> possibleTargets(UUID sourceControllerId, Game game);
 	public boolean choose(Outcome outcome, UUID playerId, Game game);
 	public void add(UUID id, Game game);
+    public void remove(UUID targetId);
 
 	public String getMessage();
 	public String getTargetName();

Mage/src/mage/target/TargetImpl.java

@@ -166,6 +166,12 @@ public abstract class TargetImpl<T extends TargetImpl<T>> implements Target {
 			}
 		}
 	}
+    
+    @Override
+    public void remove(UUID id) {
+        if (targets.containsKey(id))
+            targets.remove(id);
+    }
 
 	@Override
 	public void addTarget(UUID id, Ability source, Game game) {