/*

 * Copyright (c) 2009 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:

 * CPDEngine class implementation.

 *

 */

// SYSTEM INCLUDES

#include <AsyCmdTypes.h>

// USER INCLUDES

#include "pdengine.h"

#include "compositecablestatusfsm.h"

#include "hdmicablestatusfsm.h"

#include "trace.h"

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

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

// Symbian two phased constructor.

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

//

EXPORT_C CPDEngine* CPDEngine::NewL( RAccessoryServer& aAccessoryServer )

    {

    FUNC_LOG;

    CPDEngine* self = CPDEngine::NewLC( aAccessoryServer );

    CleanupStack::Pop( self );

    return self;

    }

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

// Symbian two phased constructor.

// Leaves pointer in the cleanup stack.

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

//

EXPORT_C CPDEngine* CPDEngine::NewLC( RAccessoryServer& aAccessoryServer )

    {

    FUNC_LOG;

    CPDEngine* self = new ( ELeave ) CPDEngine();

    CleanupStack::PushL( self );

    self->ConstructL( aAccessoryServer );

    return self;

    }

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

// C++ destructor.

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

//

CPDEngine::~CPDEngine()

    {

    FUNC_LOG;

    // Delete FSM objects

    for (TInt i = 0; i < EPDEFSMIdFirstUnused; i++ )

        {

        delete iFSMPtr[i];

        } 

    }

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

// CPDEngine::ProcessCommandL

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

//

EXPORT_C void CPDEngine::ProcessCommandL( const TProcessCmdId aCommand,

    const TASYCmdParams& aCmdParams,

    MPDAsyCmdHandler& aAsyCmdHandler )

    {

    FUNC_LOG;

    for (TInt i = 0; i < EPDEFSMIdFirstUnused; i++ )

        {

        TBool commandHandled = iFSMPtr[i]->ProcessCommandL( 

                aCommand,

                aCmdParams,

                aAsyCmdHandler );

        if ( commandHandled )

            {

            break;

            }

        } 

    }

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

// From MFSMBody.

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

//

TFSMState CPDEngine::CurrentStateID( TFSMId aFSMId )

    {

    FUNC_LOG;

    TFSMState currentStateId( 0 );

    if ( (  0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ))

        {

        if (iFSMPtr[ aFSMId ])

            {

            currentStateId = iFSMPtr[ aFSMId ]->CurrentStateID();

            }

        }

    INFO_1( "currentStateId %i", currentStateId );

    return currentStateId;

    }

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

// From MFSMBody.

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

//

void CPDEngine::Input(

        TFSMId aFSMId,

        TFSMInterfaceId aInterfaceId,

        TFSMEventId aEvent )

    {

    FUNC_LOG;

    if ( (  0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ) )

        {

        if(EPDEFSMIdHDMICableStatus == aFSMId)

            {            

            if( iFSMPtr[EPDEFSMIdCompositeCableStatus]->CurrentStateID() != ECompositeCableStateIdle )

                {

                // Forcefully transit CompositeCable FSM to Idle state

                ((CCompositeCableStatusFSM*)iFSMPtr[EPDEFSMIdCompositeCableStatus])->Input(EPDEIfAccessoryConnection, EPDEIfAccessoryConnectionEventCableDisconnected);

                }

            iFSMPtr[ aFSMId ]->Input( aInterfaceId, aEvent );            

            }

        else if( ( EPDEFSMIdCompositeCableStatus == aFSMId )

                && ( iFSMPtr[EPDEFSMIdHDMICableStatus]->CurrentStateID() != EHDMICableStateConnected ) )

            {

            iFSMPtr[ aFSMId ]->Input( aInterfaceId, aEvent );

            }

        }

    return;

    }

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

// From MFSMBody.

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

//

MFSMState* CPDEngine::CurrentState( TFSMId aFSMId )

    {

    FUNC_LOG;

    MFSMState* currentState( NULL );

    if ( (  0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ))

        {

        if (iFSMPtr[ aFSMId ])

            {

            currentState = iFSMPtr[ aFSMId ]->CurrentState();

            }

        }

    return currentState;

    }

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

// From MFSMBody.

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

//

MFSMForBody*  CPDEngine::GetFSM( TFSMId aFSMId )

    {

    FUNC_LOG;

    MFSMForBody* fsmPtr( NULL );

    if ( (  0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ))

        {

        fsmPtr = iFSMPtr[ aFSMId ];

        }

    return fsmPtr;

    }

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

// From MFSMBody.

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

//

TFSMMainAndSubState CPDEngine::CurrentMainAndSubstateIDs( TFSMId aFSMId )

    {

    FUNC_LOG;

    TFSMMainAndSubState states;

     if ( (  0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ))

        {

        states = iFSMPtr[ aFSMId ]->CurrentMainAndSubstateIDs();

        }

    return states;

    }

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

// From MFSMBody.

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

//

TPtrC CPDEngine::CurrentStateName( TFSMId aFSMId )

    {

    FUNC_LOG;

    TPtrC currentStateName;

    currentStateName.Set( KNullDesC );

    if (    ( 0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ))

        {

        if (iFSMPtr[ aFSMId ])

            {

            currentStateName.Set(  iFSMPtr[ aFSMId ]->CurrentStateName() );

            }

        }

    return currentStateName;

    }

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

// From MFSMBody.

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

//

void CPDEngine::Start()

    {

    FUNC_LOG;

    // Start FSMs

    for (TInt i = 0; i < EPDEFSMIdFirstUnused; i++ )

        {

        if (iFSMPtr[i])

            {

            iFSMPtr[i]->Start();

            }

        }   

    return;

    }

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

// CPDEngine::GetUniqueID

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

//

TInt CPDEngine::GetAccPolGenericID( 

        TFSMId aFSMId,

        TAccPolGenericID& aAccPolGenericID )

    {

    FUNC_LOG;

    TInt retVal( KErrNotFound );

    if (    ( 0 <= aFSMId ) && 

            ( EPDEFSMIdFirstUnused > aFSMId ))

        {

        retVal = iFSMPtr[ EPDEFSMIdHDMICableStatus ]->GetAccPolGenericID( aAccPolGenericID );

        }

    return retVal;

    }

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

// C++ constructor.

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

//

CPDEngine::CPDEngine()

    {

    FUNC_LOG;

    }

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

// Symbian 2nd phase constructor.

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

//

void CPDEngine::ConstructL( RAccessoryServer& aAccessoryServer )

    {

    FUNC_LOG;

    // Create FSM objects here.

    iFSMPtr[ EPDEFSMIdHDMICableStatus ] = CHDMICableStatusFSM::NewL( aAccessoryServer, this );

    iFSMPtr[ EPDEFSMIdCompositeCableStatus ] = CCompositeCableStatusFSM::NewL( aAccessoryServer, this );

    Start();

    }

// End of file