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package mage.abilities.effects.common;
import mage.MageObject;
import mage.abilities.Ability;
import mage.abilities.dynamicvalue.DynamicValue;
import mage.abilities.dynamicvalue.common.StaticValue;
import mage.abilities.effects.OneShotEffect;
import mage.cards.Cards;
import mage.cards.CardsImpl;
import mage.constants.Outcome;
import mage.game.Game;
import mage.players.Player;
import mage.util.CardUtil;
/**
*
* @author Luna Skyrise
*/
public class RevealTargetPlayerLibraryEffect extends OneShotEffect {
private DynamicValue amountCards;
public RevealTargetPlayerLibraryEffect(int amountCards) {
this(new StaticValue(amountCards));
}
public RevealTargetPlayerLibraryEffect(DynamicValue amountCards) {
super(Outcome.Neutral);
this.amountCards = amountCards;
this.staticText = setText();
}
public RevealTargetPlayerLibraryEffect(final RevealTargetPlayerLibraryEffect effect) {
super(effect);
this.amountCards = effect.amountCards;
}
@Override
public RevealTargetPlayerLibraryEffect copy() {
return new RevealTargetPlayerLibraryEffect(this);
}
@Override
public boolean apply(Game game, Ability source) {
Player player = game.getPlayer(source.getControllerId());
Player targetPlayer = game.getPlayer(source.getFirstTarget());
MageObject sourceObject = source.getSourceObject(game);
if (player == null || targetPlayer == null || sourceObject == null) {
return false;
}
Cards cards = new CardsImpl();
cards.addAll(player.getLibrary().getTopCards(game, amountCards.calculate(game, source, this)));
player.revealCards(sourceObject.getIdName() + " - Top " + amountCards.toString() + "cards of " + targetPlayer.getName() + "\'s library", cards, game);
return true;
}
private String setText() {
String number = amountCards.toString();
StringBuilder sb = new StringBuilder("Reveal the top ");
if ("1".equals(number)) {
sb.append("card");
} else {
sb.append(CardUtil.numberToText(number)).append(" cards");
}
sb.append(" of target player's library.");
return sb.toString();
}
}