/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
 *            connectionhandler.h
 *
 *  Fri Mar 30 09:25:16 CEST 2012
 *  Copyright 2012 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of Munia.
 *
 *  Munia 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.
 *
 *  Munia 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 Munia; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#pragma once

#include <list>
#include <set>
#include <map>

#include <libwebsockets.h>

#include "node.h"

typedef struct lws* clientid_t;

typedef std::map<clientid_t, bool> AuthList;
typedef std::map<clientid_t, std::set<nodeid_t> > ConnectionList;
typedef std::list<std::pair<clientid_t, nodeid_t> > SubscriberList;

class ConnectionHandler
{
public:
	ConnectionHandler();

	void init(clientid_t clientid);
	void close(clientid_t clientid);

	void login(clientid_t clientid, const std::string& user,
	           const std::string& password);
	void logout(clientid_t clientid);
	bool authenticated(clientid_t clientid);

	void subscribe(clientid_t clientid, nodeid_t nodeid);

	//! Remove subscription from connection list.
	//! \returns false if subscriptionid is not in the list
	bool unsubscribe(clientid_t clientid, nodeid_t nodeid);

	SubscriberList subscriberlist(NodeIdList nodelist);

private:
	ConnectionList connlist;
	AuthList authlist;
};

// Global ConnectionHandler
extern ConnectionHandler connection_handler;