/*
 * Copyright (C) 2007-2012 Xagasoft, All rights reserved.
 *
 * This file is part of the libgats library and is released under the
 * terms of the license contained in the file LICENSE.
 */

#include "gats/protocolgats.h"
#include "gats/gatsstream.h"

#include <bu/client.h>

#include <bu/sio.h>
using namespace Bu;

Gats::ProtocolGats::ProtocolGats() :
    pStream( NULL ),
    pUsedClient( NULL )
{
}

Gats::ProtocolGats::~ProtocolGats()
{
    delete pStream;
    pStream = NULL;
}

void Gats::ProtocolGats::onNewConnection( Bu::Client *pClient )
{
    if( pStream == NULL )
    {
        pStream = new Gats::GatsStream( *pClient );
        pUsedClient = pClient;
    }
}

void Gats::ProtocolGats::onNewData( Bu::Client *pClient )
{
    if( pStream == NULL )
    {
        pStream = new Gats::GatsStream( *pClient );
        pUsedClient = pClient;
    }
    else if( pClient != pUsedClient )
    {
        throw Bu::ExceptionBase("ProtocolGats requires that you maintain a "
            "1:1 relationship between client and protocol objects.");
    }

    for(;;)
    {
        Gats::Object *pObj = pStream->readObject();
        if( pObj == NULL )
            break;
        onNewObject( pClient, pObj );
    }
}

void Gats::ProtocolGats::writeObject( Gats::Object *pObj )
{
    pStream->writeObject( pObj );
}