GameSession.java

package net.scapeemulator.game.net.game;

import io.netty.channel.Channel;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelFutureListener;

import java.io.IOException;
import java.util.ArrayDeque;
import java.util.Queue;

import net.scapeemulator.game.GameServer;
import net.scapeemulator.game.model.Position;
import net.scapeemulator.game.model.player.Player;
import net.scapeemulator.game.model.player.PlayerOption;
import net.scapeemulator.game.msg.Message;
import net.scapeemulator.game.msg.MessageDispatcher;
import net.scapeemulator.game.msg.impl.RegionChangeMessage;
import net.scapeemulator.game.net.RsChannelHandler;
import net.scapeemulator.game.net.Session;

public final class GameSession extends Session {

    private final Player player;
    private final MessageDispatcher dispatcher;
    private final Queue<Message> messages = new ArrayDeque<>();

    public GameSession(GameServer server, Channel channel, Player player) {
        super(server, channel);
        this.player = player;
        this.dispatcher = server.getMessageDispatcher();
    }

    public void init() {
        /* set up player for their initial region change */
        Position position = player.getPosition();
        player.setLastKnownRegion(position);

        ChannelFuture future = channel.write(new RegionChangeMessage(position));

        future.addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) {
                if (!future.isSuccess()) {
                    System.err.println(channel.pipeline().get(RsChannelHandler.class));
                    channel.disconnect();
                } else {
                    startSession();
                }
            }
        });
    }

    private void startSession() {
        player.setSession(this);

        /* set up the game interface */
        player.getInterfaceSet().init();

        player.getPlayerCombatHandler().init();

        /* Set all the default options that all players have available */
        player.getOption(PlayerOption.FOLLOW_OPTION).setText("Follow");
        player.getOption(PlayerOption.TRADE_OPTION).setText("Trade with");
        player.refreshOptions();

        /* fireEvents skills, inventory, energy, etc. */
        player.getInventory().refresh();
        player.getEquipment().refresh();
        player.getSettings().refresh();
        player.getSkillSet().refresh();
        player.setEnergy(player.getEnergy());
        player.onLogin();
    }

    @Override
    public void messageReceived(Object message) throws IOException {
        synchronized (messages) {
            messages.add((Message) message);
        }
    }

    @Override
    public void channelClosed() {
        server.getLoginService().addLogoutRequest(player);
    }

    public ChannelFuture send(Message message) {
        return channel.write(message);
    }

    public void processMessageQueue() {
        synchronized (messages) {
            Message message;
            while ((message = messages.poll()) != null)
                dispatcher.dispatch(player, message);
        }
    }

}