Add PlayWithHandRevealedEffect and use it for existing cards. Implement cards: Revelation, Seer's Vision, and Wandering Eye

Mage/src/mage/abilities/effects/common/continuous/PlayWithHandRevealedEffect.java

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+/*
+ *  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.abilities.effects.common.continuous;
+
+import java.util.ArrayList;
+import java.util.UUID;
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.constants.Duration;
+import mage.constants.Layer;
+import mage.constants.Outcome;
+import mage.constants.SubLayer;
+import mage.constants.TargetController;
+import mage.game.Game;
+import mage.players.Player;
+
+/**
+ *
+ * @author LoneFox
+ */
+public class PlayWithHandRevealedEffect extends ContinuousEffectImpl {
+
+    private TargetController who;
+
+    public PlayWithHandRevealedEffect(TargetController who) {
+        super(Duration.WhileOnBattlefield, Layer.PlayerEffects, SubLayer.NA, Outcome.Detriment);
+        this.who = who;
+    }
+
+    public PlayWithHandRevealedEffect(final PlayWithHandRevealedEffect effect) {
+        super(effect);
+        who = effect.who;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller != null) {
+            Iterable<UUID> affectedPlayers;
+            switch(who) {
+                case ANY:
+                    affectedPlayers = controller.getInRange();
+                    break;
+                case OPPONENT:
+                    affectedPlayers = game.getOpponents(source.getControllerId());
+                    break;
+                case YOU:
+                    ArrayList tmp = new ArrayList<UUID>();
+                    tmp.add(source.getControllerId());
+                    affectedPlayers = tmp;
+                    break;
+                default:
+                    return false;
+            }
+
+            for(UUID playerID: affectedPlayers) {
+                Player player = game.getPlayer(playerID);
+                if (player != null) {
+                    player.revealCards(player.getName() + "'s hand cards", player.getHand(), game, false);
+                }
+            }
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public PlayWithHandRevealedEffect copy() {
+        return new PlayWithHandRevealedEffect(this);
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        if (staticText != null && !staticText.isEmpty()) {
+            return staticText;
+        }
+        switch(who) {
+            case ANY:
+                return "Players play with their hands revealed";
+            case OPPONENT:
+                return "Your opponents play with their hands revealed";
+            case YOU:
+                return "Play with your hand revealed";
+            default:
+                return "Unknown TargetController for PlayWithHandRevealedEffect";
+        }
+    }
+}