/*

* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

// INCLUDE FILES

#include "saegprsavailabilityobs.h"

#include "saeetelobserver.h"

#include "PSVariables.h"

#include "saepubsubnotifier.h"

#include "sae_debug.h"

#include <e32svr.h>

// ================= MEMBER FUNCTIONS =======================

// C++ default constructor can NOT contain any code, that

// might leave.

//

CSaeGprsAvailabilityObs::CSaeGprsAvailabilityObs( CSaeEtelObserver* aEtelObserver, RPacketService* aService ) 

	: CActive( EPriorityStandard ), iEtelObserver( aEtelObserver ), iService( aService ), 

	iRegistrationStatus( RPacketService::EUnknown )

    {

	CActiveScheduler::Add( this );

	InitializeRegStatus();

    }

// Destructor

CSaeGprsAvailabilityObs::~CSaeGprsAvailabilityObs()

    {

	Cancel();

    }

// ---------------------------------------------------------

// CSaeGprsStatusObs::DoCancel()

// 

// ---------------------------------------------------------

//

void CSaeGprsAvailabilityObs::DoCancel()

	{

	iService->NotifyChangeOfNtwkRegStatus(iStatus, iRegistrationStatus);

	}

// ---------------------------------------------------------

// CSaeGprsStatusObs::RunL()

// 

// ---------------------------------------------------------

//

void CSaeGprsAvailabilityObs::RunL()

	{

	TInt status = iStatus.Int();

	COM_TRACE_1( "SAE (avail): CSaeGprsAvailabilityObs::RunL() TRequestStatus(%d) ", status);

	switch ( status )

		{

		// Update System Agent and issue new request.

		case KErrNone:

			CheckRegistrationStatusAndInformPubSub();

			IssueRequest();

			break;

		// If the request times out try to get current status.

		case KErrTimedOut:

			COM_TRACE_( "SAE (avail): ERROR CSaeGprsAvailabilityObs: Request timed out!" );

			CheckRegistrationStatusAndInformPubSub();

			IssueRequest();

			break;

		// Check that registration status information can be provided.

		case KErrNotSupported:

			COM_TRACE_( "SAE (avail): ERROR CSaeGprsAvailabilityObs: Registration status not supported!" );

			break;

		default:

			COM_TRACE_( "SAE (avail): ERROR CSaeGprsAvailabilityObs: Unhandled TRequestStatus case!" );

			break;

		}

	}

// ---------------------------------------------------------

// CSaeGprsStatusObs::IssueRequest()

// 

// ---------------------------------------------------------

//

void CSaeGprsAvailabilityObs::IssueRequest()

	{

	COM_TRACE_( "SAE (avail): CSaeGprsAvailabilityObs::IssueRequest() start" );

	if( !IsActive() )

		{

		iService->NotifyChangeOfNtwkRegStatus(iStatus, iRegistrationStatus);

		SetActive();

		}

	COM_TRACE_( "SAE (avail): CSaeGprsAvailabilityObs::IssueRequest() end" );

	}

// ---------------------------------------------------------

// CSaeGprsStatusObs::InitializeRegStatus()

// 

// ---------------------------------------------------------

//

void CSaeGprsAvailabilityObs::InitializeRegStatus()

{

	COM_TRACE_( "SAE (avail): CSaeGprsAvailabilityObs::InitializeRegStatus() start" );

	if( !IsActive() )

        {

        COM_TRACE_( "SAE (avail): CSaeGprsAvailabilityObs::InitializeRegStatus() query network status" );

        iService->GetNtwkRegStatus(iStatus, iRegistrationStatus);

        SetActive();

        }

    COM_TRACE_( "SAE (avail): CSaeGprsAvailabilityObs::InitializeRegStatus() end" );

}

// ---------------------------------------------------------

// CSaeGprsStatusObs::CheckReqistrationStatusAndInformPubSub()

// 

// ---------------------------------------------------------

//

void CSaeGprsAvailabilityObs::CheckRegistrationStatusAndInformPubSub()

	{

	COM_TRACE_1( "SAE (avail): registration status: %d ", iRegistrationStatus);

	switch (iRegistrationStatus )

		{

		case RPacketService::ERegisteredOnHomeNetwork:

		case RPacketService::ERegisteredRoaming:

			COM_TRACE_( "SAE (avail): KPSUidGprsAvailability, EPSGprsAvailable  " );

			iEtelObserver->NotifyPubSub( KPSUidGprsAvailability, EPSGprsAvailable );

			break;

		case RPacketService::ENotRegisteredAndNotAvailable:

			COM_TRACE_( "SAE (avail): KPSUidGprsAvailability, EPSGprsNotAvailable  " );

			iEtelObserver->NotifyPubSub( KPSUidGprsAvailability, EPSGprsNotAvailable );

			break;

		default:

			COM_TRACE_( "SAE (avail): KPSUidGprsAvailability, EPSGprsAvailabilityUnknown  " );

			iEtelObserver->NotifyPubSub( KPSUidGprsAvailability, EPSGprsAvailabilityUnknown );

			break;

		}

	}

//  End of File