// Plays a card.
public static void handleRequestPlay(Message m) {
boolean heartsBroken = false;
if (m.info.equals("true")) heartsBroken = true;
Deck legal = Rules.extractLegalCards(hand, trick, heartsBroken);
Card c = randomCards(legal, 1).cardAt(0);
hand.remove(c);
Message m2 = new Message(Message.PLAY, null, c);
server.sendMessage(m2);
}
