// Copyright (c) 2010 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:

//

/**

 @file

 @internalComponent

*/

#include <mtp/mmtpdataproviderframework.h>

#include <mtp/mtpprotocolconstants.h>

#include "cmtppbcsetdevicepropvalue.h"

#include "mtpplaybackcontroldpconst.h"

#include "cmtpplaybackcontroldp.h"

#include "cmtpplaybackproperty.h"

#include "cmtpplaybackcommand.h"

#include "mtpplaybackcontrolpanic.h"

/**

Two-phase constructor.

@param aPlugin  The data provider plugin

@param aFramework The data provider framework

@param aConnection The connection from which the request comes

@return a pointer to the created request processor object.

*/

MMTPRequestProcessor* CMTPPbcSetDevicePropValue::NewL(MMTPDataProviderFramework& aFramework,

                                                    MMTPConnection& aConnection, 

                                                    CMTPPlaybackControlDataProvider& aDataProvider)

    {

    CMTPPbcSetDevicePropValue* self = new (ELeave) CMTPPbcSetDevicePropValue(aFramework, aConnection, aDataProvider);

    return self;

    }

/**

Destructor

*/    

CMTPPbcSetDevicePropValue::~CMTPPbcSetDevicePropValue()

    {    

    delete iPbCmd;

    }

/**

Standard c++ constructor

*/    

CMTPPbcSetDevicePropValue::CMTPPbcSetDevicePropValue(MMTPDataProviderFramework& aFramework,

                                               MMTPConnection& aConnection,

                                               CMTPPlaybackControlDataProvider& aDataProvider):

    CMTPRequestProcessor(aFramework, aConnection, 0, NULL),

    iPlaybackControlDp(aDataProvider)

    {

    }

/**

CMTPPbcSetDevicePropValue request validator.

@return EMTPRespCodeOK if request is verified, otherwise one of the error response codes

*/

TMTPResponseCode CMTPPbcSetDevicePropValue::CheckRequestL()

    {

    TMTPResponseCode respCode = CMTPRequestProcessor::CheckRequestL();

    if(respCode == EMTPRespCodeOK)

        {

        respCode = EMTPRespCodeDevicePropNotSupported;

        TUint32 propCode = Request().Uint32(TMTPTypeRequest::ERequestParameter1);

        const TInt count = sizeof(KMTPPlaybackControlDpSupportedProperties) / sizeof(KMTPPlaybackControlDpSupportedProperties[0]);

        for (TUint i(0); (i < count); i++)

            {

            if (propCode == KMTPPlaybackControlDpSupportedProperties[i])

                {

                respCode = EMTPRespCodeOK;

                break;

                }

            }

        }

    return respCode;

    }

/**

Process the transaction response phase.

*/    

TBool CMTPPbcSetDevicePropValue::DoHandleResponsePhaseL()

    {

    CMTPPlaybackMap& map(iPlaybackControlDp.GetPlaybackMap());

    //Destroy the previous playback command.

    delete iPbCmd;

    iPbCmd = NULL;

    //Get a new playback command.

    TInt result = map.GetPlaybackControlCommand(iData, &iPbCmd);

    if(KErrNone == result)

        {

        MMTPPlaybackControl& control(iPlaybackControlDp.GetPlaybackControlL());

        TRAPD(err, control.CommandL(*iPbCmd, this));

        __ASSERT_ALWAYS((err == KErrNone), SendResponseL(EMTPRespCodeInvalidDevicePropValue));

        }

    else if(KErrNotSupported == result)

        {

        SendResponseL(EMTPRespCodeDevicePropNotSupported);

        }

    else

        {

        SendResponseL(EMTPRespCodeInvalidDevicePropValue);

        }

    return EFalse;    

    }

void CMTPPbcSetDevicePropValue::ServiceL()

    {

    TMTPDevicePropertyCode propCode(static_cast<TMTPDevicePropertyCode>(Request().

                                    Uint32(TMTPTypeRequest::ERequestParameter1)));

    iData.iOptCode = EMTPOpCodeSetDevicePropValue;

    iData.iDevPropCode = propCode;

    switch(propCode)

        {

    case EMTPDevicePropCodePlaybackRate:

        {

        ReceiveDataL(iData.iPropValInt32);

        }

        break;

    case EMTPDevicePropCodeVolume:

    case EMTPDevicePropCodePlaybackObject:

    case EMTPDevicePropCodePlaybackContainerIndex:

    case EMTPDevicePropCodePlaybackPosition:

        {

        ReceiveDataL(iData.iPropValUint32);        

        }

        break;

    default:

        {

        SendResponseL(EMTPRespCodeDevicePropNotSupported);

        }

        break;             

        }

    }

void CMTPPbcSetDevicePropValue::HandlePlaybackCommandCompleteL(CMTPPlaybackCommand* aCmd, TInt aErr)

    {

    //Handle error response.

     TMTPResponseCode response;

     switch(aErr)

         {

         case KPlaybackErrNone:

             {

             response = EMTPRespCodeOK;            

             }

             break;

         case KPlaybackErrDeviceUnavailable:

             {

             response = EMTPRespCodeDeviceBusy;

             iPlaybackControlDp.RequestToResetPbCtrl();

             }

             break;

         case KPlaybackErrContextInvalid:

             {

            CMTPPlaybackProperty& prop(iPlaybackControlDp.GetPlaybackProperty());

            if(prop.IsDefaultPropertyValueL(iData))

                {

                response = EMTPRespCodeOK;                

                }

            else

                {

                response = EMTPRespCodeAccessDenied;    

                }   

             }

             break;

         case KPlaybackErrParamInvalid:

             {

             response = EMTPRespCodeInvalidDevicePropValue;

             }

             break;

         default:

             {

             response = EMTPRespCodeDeviceBusy;

             }

             break;

         }

     SendResponseL(response);

     if(aCmd != NULL)

         {

         __ASSERT_DEBUG((aCmd->PlaybackCommand() == iPbCmd->PlaybackCommand()), Panic(EMTPPBArgumentErr));

         }

    }