/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:    Groups messages and sends them to clients.*

*/

// INCLUDE FILES

#include <e32cmn.h>

#include <mpxlog.h>

#include <mpxmediacontainerdefs.h>

#include <mpxmediageneraldefs.h>

#include <mpxmessagegeneraldefs.h>

#include <mpxcommandgeneraldefs.h>

#include <mpxcollectioncommanddefs.h>

#include <mpxmessagecontainerdefs.h>

#include <vcxmyvideosuids.h>

#include "vcxmyvideoscollectionplugin.h"

#include "vcxmyvideoscollectionutil.h"

#include "vcxmyvideosmessagelist.h"

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

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

// Two-phased constructor.

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

//

CVcxMyVideosMessageList* CVcxMyVideosMessageList::NewL(

    CVcxMyVideosCollectionPlugin& aCollection )

    {

    CVcxMyVideosMessageList* self = new (ELeave) CVcxMyVideosMessageList( aCollection );

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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

// Destructor.

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

//

CVcxMyVideosMessageList::~CVcxMyVideosMessageList()

    {    

    delete iMessageList;

    }

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

// Constructor.

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

//

CVcxMyVideosMessageList::CVcxMyVideosMessageList( CVcxMyVideosCollectionPlugin& aCollection )

: iCollection( aCollection )

    {

    }

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

// Symbian 2nd phase constructor can leave.

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

//

void CVcxMyVideosMessageList::ConstructL ()

    {

    }

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

// CVcxMyVideosMessageList::AddEventL

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

//

void CVcxMyVideosMessageList::AddEventL( const TMPXItemId& aId,

        TMPXChangeEventType aChange, TInt32 aExtraInfo, CMPXMedia* aVideo )

    {

    MPX_FUNC("CVcxMyVideosMessageList::AddEventL");

    CreateMessageListL(); //does nothing if already created

#if _DEBUG

    MPX_DEBUG1("CVcxMyVideosMessageList:: ----------------------------------------------." );

    switch ( aChange )

        {

        case EMPXItemDeleted:

            MPX_DEBUG4("CVcxMyVideosMessageList:: MPXID(%d,%d), aChange = EMPXItemDeleted, aExtraInfo = %d",

                    aId.iId1, aId.iId2, aExtraInfo );

            break;

        case EMPXItemInserted:

            MPX_DEBUG4("CVcxMyVideosMessageList:: MPXID(%d,%d), aChange = EMPXItemInserted, aExtraInfo = %d",

                    aId.iId1, aId.iId2, aExtraInfo );

            break;

        case EMPXItemModified:

            MPX_DEBUG4("CVcxMyVideosMessageList:: MPXID(%d,%d), aChange = EMPXItemModified, aExtraInfo = %d",

                    aId.iId1, aId.iId2, aExtraInfo );

            break;

        }

    MPX_DEBUG1("CVcxMyVideosMessageList:: ----------------------------------------------'" );

#endif

    if ( aChange == EMPXItemModified && AlreadyInMessageListL( aId, aChange, aExtraInfo ) )

        {

        MPX_DEBUG1("CVcxMyVideosMessageList:: already in message list, skipping add");

        return;

        }

    CMPXMessage* message = CMPXMedia::NewL();

    CleanupStack::PushL( message ); // 1->

    message->SetTObjectValueL<TMPXMessageId>(KMPXMessageGeneralId, KMPXMessageIdItemChanged);

    message->SetTObjectValueL<TUid>(KMPXMessageCollectionId, TUid::Uid(KVcxUidMyVideosMpxCollection));        

    message->SetTObjectValueL<TMPXChangeEventType>(KMPXMessageChangeEventType, aChange);        

    message->SetTObjectValueL<TMPXItemId>(KMPXMessageMediaGeneralId, aId);

    message->SetTObjectValueL<TMPXGeneralCategory>( KMPXMessageMediaGeneralCategory, EMPXCollection );

    if ( aVideo && aChange == EMPXItemInserted )

        {

        message->SetCObjectValueL<CMPXMedia>( KMPXCommandColAddMedia, aVideo );

        }

    if ( aExtraInfo )

        {

        message->SetTObjectValueL<TInt32>( KVcxMediaMyVideosInt32Value, aExtraInfo );

        }

    MPX_DEBUG1("CVcxMyVideosMessageList:: appending to message array");

    iMessageArray->AppendL( message ); // ownership moves

    CleanupStack::Pop( message ); // <-1        

    iMessageCount++;

    iMessageList->SetTObjectValueL<TInt>( KMPXMessageArrayCount, iMessageCount );

    }

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

// CVcxMyVideosMessageList::AddEventL

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

//

void CVcxMyVideosMessageList::AddEventL( TInt aEvent )

    {

    TMPXItemId itemId;

    itemId.iId1 = KVcxCommandIdMyVideos;

    CMPXMedia* msg = CMPXMedia::NewL();

    CleanupStack::PushL( msg ); // 1->

    msg->SetTObjectValueL<TMPXMessageId>( KMPXMessageGeneralId, itemId );

    msg->SetTObjectValueL<TUid>(KMPXMessageCollectionId, TUid::Uid(KVcxUidMyVideosMpxCollection));        

    msg->SetTObjectValueL<TInt>( KVcxMediaMyVideosCommandId, aEvent );

    AddL( msg );

    CleanupStack::Pop( msg ); // <-1

    }

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

// CVcxMyVideosMessageList::AlreadyInMessageListL

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

//

TBool CVcxMyVideosMessageList::AlreadyInMessageListL( const TMPXItemId& aId,

        TMPXChangeEventType aChange, TInt32 aExtraInfo )

    {

    TMPXItemId itemId;

    TMPXChangeEventType event;

    TInt32 extraInfo;

    CMPXMedia* media;    

    TInt count = iMessageArray->Count();

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

        {

        media = iMessageArray->AtL( i );

        if ( media->IsSupported( KMPXMessageMediaGeneralId ) &&

                media->IsSupported( KMPXMessageChangeEventType ) )

            {

            itemId = media->ValueTObjectL<TMPXItemId>( KMPXMessageMediaGeneralId );

            event  = media->ValueTObjectL<TMPXChangeEventType>( KMPXMessageChangeEventType );

            if ( aId == itemId && aChange == event )

                {

                extraInfo = 0;

                if ( media->IsSupported( KVcxMediaMyVideosInt32Value ) )

                    {

                    extraInfo = media->ValueTObjectL<TInt32>( KVcxMediaMyVideosInt32Value );

                    }

                if ( extraInfo == EVcxMyVideosVideoListOrderChanged &&

                        aExtraInfo == 0 )

                    {

                    MPX_DEBUG1("CVcxMyVideosMessageList:: found similar message with EVcxMyVideosVideoListOrderChanged flag set, discarding this msg");

                    return ETrue;

                    }

                if ( aExtraInfo == EVcxMyVideosVideoListOrderChanged &&

                       extraInfo == 0 )

                    {

                    MPX_DEBUG1("CVcxMyVideosMessageList:: Turning the EVcxMyVideosVideoListOrderChanged flag on to the previous message");

                    MPX_DEBUG1("CVcxMyVideosMessageList:: and discarding this.");

                    media->SetTObjectValueL<TInt32>( KVcxMediaMyVideosInt32Value,

                            EVcxMyVideosVideoListOrderChanged );

                    return ETrue;

                    }

                if ( aExtraInfo == extraInfo )

                    {

                    return ETrue;

                    }

                else

                    {

                    return EFalse;

                    }

                }

            }

        }

    return EFalse;

    }

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

// CVcxMyVideosMessageList::AddL

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

//

void CVcxMyVideosMessageList::AddL( CMPXMessage* aMessage )

    {

    if ( !aMessage )

        {

        MPX_DEBUG1("CVcxMyVideosMessageList::AddL aMessage is NULL!!");

        return;

        }

#ifdef _DEBUG

    if ( aMessage->IsSupported( KVcxMediaMyVideosCommandId ) )

        {

        switch ( aMessage->ValueTObjectL<TUint32>( KVcxMediaMyVideosCommandId ) )

            {

            case KVcxMessageMyVideosItemsAppended:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosItemsAppended");

                break;

            case KVcxMessageMyVideosListComplete:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosListComplete");

                break;

            case KVcxMessageMyVideosMoveOrCopyStarted:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosMoveOrCopyStarted");

                break;

            case KVcxMessageMyVideosDeleteStarted:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosDeleteStarted");

                break;

            case KVcxMessageMyVideosMoveResp:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosMoveResp");

                break;

            case KVcxMessageMyVideosGetMediasByMpxIdResp:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosGetMediasByMpxIdResp");

                break;

            case KVcxMessageMyVideosCopyResp:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosCopyResp");

                break;

            case KVcxMessageMyVideosDeleteResp:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL adding msg KVcxMessageMyVideosDeleteResp");

                break;

            default:

                MPX_DEBUG1("CVcxMyVideosMessageList::AddL unknown message");

                break;

            }

        }

#endif

    CreateMessageListL(); //does nothing if already created

    iMessageCount++;

    iMessageList->SetTObjectValueL<TInt>( KMPXMessageArrayCount, iMessageCount );

    }

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

// CVcxMyVideosMessageList::SendL

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

//

void CVcxMyVideosMessageList::SendL()

    {

    MPX_DEBUG1("CVcxMyVideosMessageList::SendL");

    if ( iMessageCount == 0 || !iMessageList )

        {

        MPX_DEBUG1("CVcxMyVideosMessageList:: iMessageList is empty or NULL, skipping send");

        return;

        }

    iCollection.SendMessages( *iMessageList );

    delete iMessageList;

    iMessageList  = NULL;

    iMessageArray = NULL;

    iMessageCount = 0;

    }

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

// CVcxMyVideosMessageList::CreateMessageListL

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

//

void CVcxMyVideosMessageList::CreateMessageListL()

    {

    if ( !iMessageList )

        {

        iMessageList  = TVcxMyVideosCollectionUtil::CreateEmptyMessageListL();

        iMessageArray = iMessageList->Value<CMPXMessageArray>( KMPXMessageArrayContents ); 

        iMessageList->SetTObjectValueL<TMPXMessageId>(KMPXMessageGeneralId, KVcxCommandIdMyVideos);

        iMessageList->SetTObjectValueL<TInt>(KVcxMediaMyVideosCommandId, KVcxMessageMyVideosMessageArray );

        iMessageList->SetTObjectValueL<TUid>(KMPXMessageCollectionId, TUid::Uid(KVcxUidMyVideosMpxCollection));

        iMessageCount = 0;

        }

    }

// End of file