//----------------------------------------------------------------------------
//
//  Copyright (C) Intel Corporation, 2006 - 2007.
//
//  File:       DevicePresence.h
//
//  Contents:   Notifies management consoles on tunnel connections. 
//
//  Notes:      
//----------------------------------------------------------------------------


#ifndef _MPS_DEVICE_PRESENCE_H__
#define _MPS_DEVICE_PRESENCE_H__


//===================================================
//  INCLUDES
//===================================================
#include <ace/OS.h>
#include <ace/Message_Block.h>
#include <ace/Svc_Handler.h>
#include <ace/SOCK_Stream.h>
#include <ace/Reactor_Notification_Strategy.h>

#include "OptionsUtils.h"
#include "soapStub.h"

// FW declaration
class SOAPCommunicator;
enum EVENT_REASON {e_connect, e_disconnect};

class MCList;

/***************************************************************************************
//class NotificationMessage
//
/**************************************************************************************/
class NotificationMessage : public ACE_Message_Block
{
public:

	//===================================================
	//  CTOR/DTOR
	//===================================================
	NotificationMessage( string &MEAddress ,
					unsigned short MEPort,	
					string &ME_UUID,
					string &MPSAddress,
					unsigned short MPSHttpPort,
					unsigned short MPSSocksPort,
					mps__ConnectionStateTypeDefinition state):
		_MEAddress(MEAddress), 	
		_MEPort(MEPort), 
		_ME_UUID(ME_UUID), 
		_MPSAddress(MPSAddress),
		_MPSHttpPort(MPSHttpPort),
		_MPSSocksPort(MPSSocksPort),	
		_state(state)
	{};
	
	~NotificationMessage(void){};

	//===================================================
	//	Data Members
	//===================================================

	string								_MEAddress;
	unsigned short						_MEPort;
	string								_ME_UUID;
	string								_MPSAddress;
	unsigned short						_MPSHttpPort;
	unsigned short						_MPSSocksPort;
	mps__ConnectionStateTypeDefinition	_state;	
};


/***************************************************************************************
//class DevicePresence
//
//Class that runs in a different thread, which receives a list of MC, and send them MPS 
// events about AMT connect/disconnect.
/**************************************************************************************/
class DevicePresence : public ACE_Svc_Handler<ACE_SOCK_STREAM, ACE_MT_SYNCH>
{
public:

	//===================================================
	//  CTOR/DTOR
	//===================================================
private:	
	DevicePresence(void):
	   _is_open(false),
	   _soap_comm(NULL),
	   _mc_list(*getChangableMCSubscribersList()),
	   _notification_strategy(){};
public:

	/*
	 * Return Singleton of DevicePresence. 
	 * Must be called only after createInstance was called.
	 */
	static DevicePresence &instance (void) { 
		static DevicePresence _instance; // This is a singleton
		return _instance;
	};
	~DevicePresence(void){
		if (_soap_comm != NULL)
			delete _soap_comm;
	};
	

	void sendEvent(	string &MEAddress ,
					unsigned short MEPort,	
					string &ME_UUID,
					string &MPSAddress,
					unsigned short MPSHttpPort,
					unsigned short MPSSocksPort,
					mps__ConnectionStateTypeDefinition state);

	//===================================================
	//  PROTOTYPE:
	//===================================================
	// Implement the Service initialization, should be balled only once
	int start(void);
	
	// Handle output and close messages from the reactor
	virtual int handle_close	(ACE_HANDLE = ACE_INVALID_HANDLE, 
								 ACE_Reactor_Mask close_mask = 
									ACE_Event_Handler::ALL_EVENTS_MASK);
	virtual int handle_output	(ACE_HANDLE = ACE_INVALID_HANDLE);
	
private:
	//===================================================
	//	Private members
	//===================================================
	bool _is_open;	// This flag keeps track if we are registered in the reactor
					// to make sure we don't register ourself twice
	SOAPCommunicator* _soap_comm;
	ACE_Reactor_Notification_Strategy*	_notification_strategy;
	ACE_Recursive_Thread_Mutex			_output_mutex;

	// Notification list, from which to read the notification messages.
	MCList&								_mc_list;

	//-----------------------------------------
	// Sends events to MC already exist in MC list.
	// if evnt_reason is connect - sends connect event, etc.
	//
	//Argument:
	//		@
	//-----------------------------------------
	void sendEvent(NotificationMessage *msg);
};

#endif	//_MPS_DEVICE_PRESENCE_H__