ReplaySession.java example

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mage-master
/*
* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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*    2. Redistributions in binary form must reproduce the above copyright notice, this list
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* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
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package mage.server.game;

import java.util.UUID;

import mage.game.Game;
import mage.game.GameState;
import mage.interfaces.callback.ClientCallback;
import mage.interfaces.callback.ClientCallbackMethod;
import mage.server.UserManager;
import mage.view.GameView;

/**
 * @author BetaSteward_at_googlemail.com
 */
public class ReplaySession implements GameCallback {

    private final GameReplay replay;
    protected final UUID userId;

    ReplaySession(UUID gameId, UUID userId) {
        this.replay = new GameReplay(gameId);
        this.userId = userId;
    }

    public void replay() {
        replay.start();
        UserManager.instance.getUser(userId).ifPresent(user ->
                user.fireCallback(new ClientCallback(ClientCallbackMethod.REPLAY_INIT, replay.getGame().getId(), new GameView(replay.next(), replay.getGame(), null, null))));

    }

    public void stop() {
        gameResult("stopped replay");
    }

    public synchronized void next() {
        updateGame(replay.next(), replay.getGame());
    }

    public synchronized void next(int moves) {
        for (int i = 0; i < moves; i++) {
            replay.next();
        }
        updateGame(replay.next(), replay.getGame());
    }

    public synchronized void previous() {
        updateGame(replay.previous(), replay.getGame());
    }

    @Override
    public void gameResult(final String result) {
        UserManager.instance.getUser(userId).ifPresent(user ->
                user.fireCallback(new ClientCallback(ClientCallbackMethod.REPLAY_DONE, replay.getGame().getId(), result)));

        ReplayManager.instance.endReplay(replay.getGame().getId(), userId);
    }

    private void updateGame(final GameState state, Game game) {
        if (state == null) {
            gameResult("game ended");
        } else {
            UserManager.instance.getUser(userId).ifPresent(user ->
                    user.fireCallback(new ClientCallback(ClientCallbackMethod.REPLAY_UPDATE, replay.getGame().getId(), new GameView(state, game, null, null))));

        }
    }

}