/***************************************************************************
 *   Copyright (C) 2008 by Oliver Groß   *
 *   z.o.gross@gmx.de   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include "csocketmanager.h"
#include "cworker.h"
#include <QTcpServer>
#include <QThread>

namespace qftrans {
	CSocketManager::CSocketManager(QObject * parent) : QObject(parent),
		m_Server(NULL), m_Socket(NULL), m_Worker(NULL) {
	}
	
	CSocketManager::~CSocketManager() {
		if (m_Socket)
			delete m_Socket;
	}
	
	void CSocketManager::setup(bool server, quint16 port, QString & host) {
		m_Host = host;
		m_Port = port;
		
		if (server) {
			m_Server = new QTcpServer(this); //TODO proper setup server
			connect(m_Server, SIGNAL(newConnection()), this, SLOT(handleServerConnected()));
			
			m_Server->listen(QHostAddress(host), port);
		}
		else {
			m_Socket = new QTcpSocket(); //TODO proper setup client
			connect(m_Socket, SIGNAL(connected()), this, SLOT(handleClientConnected()));
			connect(m_Socket, SIGNAL(disconnected()), this, SLOT(handleDisconnected()));
			
			m_Socket->connectToHost(host, port);
		}
	}
	
	void CSocketManager::handleServerConnected() {
		qDebug() << "srv conn... thread id" << QThread::currentThreadId();
		
		m_Socket = m_Server->nextPendingConnection();
		connect(m_Socket, SIGNAL(disconnected()), this, SLOT(handleDisconnected()));
		
		m_Worker = new CWorker(m_Socket, m_Socket);
// 		emit workerReady(m_Worker);
		
		emit connectionChanged(true);
		
		m_Server->close();
	}
	
	void CSocketManager::handleClientConnected() {
		qDebug() << "clt conn... thread id" << QThread::currentThreadId();
		
		m_Worker = new CWorker(m_Socket, m_Socket);
		
		emit connectionChanged(true);
	}
	
	void CSocketManager::handleDisconnected() {
		qDebug() << "clt/srv disconn.. thread id" << QThread::currentThreadId();
/*		m_Worker->deleteLater();
		m_Worker = NULL;*/
		
// 		if (m_ActAsServer) {
// 			m_Socket->deleteLater();
// 			m_Socket = NULL;
// 			
// 			m_Server->listen(, 8899);
// 			emit connectionChanged(false);
// 		}
// 		else {
		emit connectionChanged(false);
		
		if (m_Server) {
			m_Socket->deleteLater();
			m_Socket = NULL;
			
			m_Worker = NULL;
			
			m_Server->listen(QHostAddress(m_Host), m_Port);
		}
		else
			QThread::currentThread()->quit();
// 		}
	}
/*	
	void CSocketManager::connectToPeer() {
		if (!m_Server && m_Socket)
			m_Socket->connectToHost(host, port);
	}*/
	
// 	void CSocketManager::disconnectFromPeer() {
// 		if (m_Socket)
// 			m_Socket->disconnectFromHost();
// 	}
}