added common class for searching and exiling

Mage/src/main/java/mage/abilities/effects/common/search/SearchLibraryAndExileTargetEffect.java

@@ -0,0 +1,85 @@
+package mage.abilities.effects.common.search;
+
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.Cards;
+import mage.cards.CardsImpl;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.common.TargetCardInLibrary;
+import mage.util.CardUtil;
+
+/**
+ * @author TheElk801
+ */
+public class SearchLibraryAndExileTargetEffect extends OneShotEffect {
+
+    private final int amount;
+    private final boolean upTo;
+
+    public SearchLibraryAndExileTargetEffect(int amount, boolean upTo) {
+        super(Outcome.Benefit);
+        this.amount = amount;
+        this.upTo = upTo;
+    }
+
+    private SearchLibraryAndExileTargetEffect(final SearchLibraryAndExileTargetEffect effect) {
+        super(effect);
+        this.amount = effect.amount;
+        this.upTo = effect.upTo;
+    }
+
+    @Override
+    public SearchLibraryAndExileTargetEffect copy() {
+        return new SearchLibraryAndExileTargetEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        Player player = game.getPlayer(getTargetPointer().getFirst(game, source));
+        if (controller == null || player == null) {
+            return false;
+        }
+        TargetCardInLibrary target = new TargetCardInLibrary(upTo ? 0 : amount, amount, StaticFilters.FILTER_CARD);
+        controller.searchLibrary(target, source, game, player.getId());
+        Cards cards = new CardsImpl();
+        target.getTargets()
+                .stream()
+                .map(uuid -> player.getLibrary().getCard(uuid, game))
+                .forEach(cards::add);
+        if (cards.isEmpty()) {
+            return false;
+        }
+        controller.moveCards(cards, Zone.EXILED, source, game);
+        player.shuffleLibrary(source, game);
+        return true;
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        StringBuilder sb = new StringBuilder("search ");
+        if (mode.getTargets().isEmpty()) {
+            sb.append("that player");
+        } else {
+            sb.append("target ");
+            sb.append(mode.getTargets().get(0).getTargetName());
+        }
+        sb.append("'s library for ");
+        if (amount > 1) {
+            if (upTo) {
+                sb.append("up to ");
+            }
+            sb.append(CardUtil.numberToText(amount));
+            sb.append(" cards and exile them");
+        } else {
+            sb.append("a card and exile it");
+        }
+        sb.append(". Then that player shuffles");
+        return sb.toString();
+    }
+}