/*

 * Copyright (c) 2008-2009 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:    Updates CPS storage for all collection

 *

 */

// INCLUDE FILES

#include <mmf/common/mmfcontrollerpluginresolver.h>

#include <liwservicehandler.h>

#include <glxuistd.h>

#include <glxicons.mbg>   // Glx Icons

#include <glxcollectionplugintags.hrh>

#include <glxthumbnailattributeinfo.h>  // for KGlxMediaIdThumbnail

#include <glxattributecontext.h>

#include <glxthumbnailcontext.h>

#include <glxtracer.h>

#include <glxlog.h>

#include <mglxmedialist.h>       // for MGlxMediaList

#include <glxcollectiongeneraldefs.h>

#include <glxgallery.hrh>               // for KGlxGalleryApplicationUid

#include <glxmediaid.h>

#include <glxerrormanager.h>    

#include "glxcontentharvesterplugintags.h"

#include "glxcontentharvesterplugin.hrh"

#include "glxmapconstants.h"

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

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

// Constructor

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

//

CGlxContentHarvesterPluginTags::CGlxContentHarvesterPluginTags( 

        MLiwInterface* aCPSInterface,

        MGlxContentHarvesterPlugin* aCHplugin )

    {

    TRACER( "CGlxContentHarvesterPluginTags::CGlxContentHarvesterPluginTags" );

    iCPSInterface = aCPSInterface;

    SetCHPlugin(aCHplugin);

    }

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

// Symbian 2nd phase constructor can leave.

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

//

void CGlxContentHarvesterPluginTags::ConstructL()

    {

    TRACER( "CGlxContentHarvesterPluginTags::ConstructL" );

    //Call the base class ConstructL to create default bitmap

    CGlxContentHarvesterPluginBase::ConstructL(EMbmGlxiconsQgn_prop_image_notcreated);

    iUriAttributeContext = new (ELeave) CGlxAttributeContext(&iThumbnailIterator); 

    iThumbnailAttributeContext = new (ELeave) CGlxAttributeContext(&iThumbnailIterator);

    //Register/Subscribe with matrix menu for the notifications 

    GetInterfaceForNotificationL();

    SetupPublisherL(KItemIndexTags);

    RequestCpsNotificationL(KItemIndexTags);

    HandleStateChangeL(KItemIndexTags);

    }

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

// Two-phased constructor.

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

//

CGlxContentHarvesterPluginTags* CGlxContentHarvesterPluginTags::NewLC( 

        MLiwInterface* aCPSInterface,

        MGlxContentHarvesterPlugin* aCHplugin )

    {

    TRACER( "CGlxContentHarvesterPluginTags::NewL" );

    CGlxContentHarvesterPluginTags* self = new ( ELeave )CGlxContentHarvesterPluginTags( aCPSInterface,aCHplugin );

    CleanupStack::PushL(self);

    self->ConstructL();

    return self;

    }

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

// Destructor

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

//

CGlxContentHarvesterPluginTags::~CGlxContentHarvesterPluginTags()

    {

    TRACER( "CGlxContentHarvesterPluginTags::~CGlxContentHarvesterPluginTags" );

    DestroyMedialist();

    }

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

// CGlxContentHarvesterPluginTags::UpdateDataL()

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

//

void CGlxContentHarvesterPluginTags::UpdateDataL() 

    {

    TRACER( "CGlxContentHarvesterPluginTags::UpdateDataL" );

        {

            {

            //Updates the thumbnail in the collection 

            UpdateDataInCPSL(ret);

            }

        }

    else

        {

        // Show previous thumbnail until the new thumbnail is

        // fecthed.Added this check to avoid flicker

        }

    }

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

// CGlxContentHarvesterPluginTags::HandleNotifyL()

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

//

TInt CGlxContentHarvesterPluginTags::HandleNotifyL(

        TInt /* aCmdId*/,

        TInt/* aEventId */,

        CLiwGenericParamList& /*aEventParamList*/,

        const CLiwGenericParamList& /*aInParamList*/ )

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleNotifyL" );

    HandleStateChangeL(KItemIndexTags);

    return KErrNone;

    }

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

// CGlxContentHarvesterPluginTags::UpdateDataInCPSL()

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

//  

void CGlxContentHarvesterPluginTags::UpdateDataInCPSL(TInt aHandle) 

    {

    TRACER( "CGlxContentHarvesterPluginTags::UpdateDataInCPSL" );

    //update data in CPS

    _LIT(KExamplePluginPub,"photossuite");

    _LIT(KContTypeText,"tags");

    _LIT(KContId1,"category1");

    if(iCPSInterface && iMediaList )

        {

        CLiwGenericParamList* inParamList = CLiwGenericParamList::NewLC();

        CLiwGenericParamList* outParamList = CLiwGenericParamList::NewLC();

        FillInputListWithDataL(inParamList, KExamplePluginPub, KContTypeText , 

                KContId1, aHandle);

        iCPSInterface->ExecuteCmdL( KAdd,  *inParamList, *outParamList );

        CleanupStack::PopAndDestroy(outParamList);

        CleanupStack::PopAndDestroy(inParamList);

        }

    }

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

// CGlxContentHarvesterPluginTags::UpdateItem()

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

//

TInt CGlxContentHarvesterPluginTags::UpdateItem(TInt aItemIndex)

    {

    TRACER( "CGlxContentHarvesterPluginTags::UpdateItem" );

    const TGlxMedia& item = iMediaList->Item(aItemIndex);

    TSize gridIconSize = GetGridIconSize();

    TMPXAttribute thumbnailAttribute(KGlxMediaIdThumbnail, 

            GlxFullThumbnailAttributeId( ETrue,  gridIconSize.iWidth, gridIconSize.iHeight ) );

    GLX_LOG_INFO1("CGlxContentHarvesterPluginTags::UpdateItem,aItemIndex=%d ",aItemIndex);

    const CGlxThumbnailAttribute* value = item.ThumbnailAttribute( thumbnailAttribute );

    if (value)

        {

        return value->iBitmap->Handle();

        }

    return KErrNotFound;

    }

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

// CGlxContentHarvesterPluginTags::ActivateL()

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

//

void CGlxContentHarvesterPluginTags::ActivateL( TBool aOn )

    {

    TRACER( "CGlxContentHarvesterPluginTags::ActivateL" );

    GLX_LOG_INFO1("CGlxContentHarvesterPluginTags::ActivateL aOn =%d",aOn);

    SetFocus(aOn);

        {

        if(GetCHPlugin()->IsRefreshNeeded())

            {

            //Update the rest of all the collections on receving the focus...

            GetCHPlugin()->UpdatePlugins(aOn);     

            }

        else

            {

            //As the collection is not updated by the contentharvester plugin

            //to update the thumbnails on the focus , need to call the below function

            UpdatePreviewThumbnailListL();

            }

        }

    else if ( !aOn )

        {

          if(!IsMatrixMenuInForegroundL())

            {

            //use case:Matrix Menu is exited, by entering into grid view,application view,capture mode...

            //Need to destroy all the collection's observers and context

            GLX_LOG_INFO1("CGlxContentHarvesterPluginTags::ActivateL !aOn =%d and matrix not in foreground",aOn);

            GetCHPlugin()->UpdatePlugins(aOn);    

            }

        }

    }

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

// CGlxContentHarvesterPluginTags::HandleItemAddedL

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

//

void CGlxContentHarvesterPluginTags::HandleItemAddedL(TInt /*aStartIndex*/, TInt /*aEndIndex*/, 

        MGlxMediaList* /*aList*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleItemAddedL" );

    }

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

// CGlxContentHarvesterPluginTags::HandleMediaL

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

//

void CGlxContentHarvesterPluginTags::HandleMediaL(TInt /*aListIndex*/, 

        MGlxMediaList* /*aList*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleMediaL" );

    } 

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

// CGlxContentHarvesterPluginTags::HandleItemRemovedL

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

//

void CGlxContentHarvesterPluginTags::HandleItemRemovedL(TInt /*aStartIndex*/, 

        TInt /* aEndIndex */, MGlxMediaList* /*aList*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleItemRemovedL" );

    }

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

// CGlxContentHarvesterPluginTags::HandleItemModifiedL

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

//

void CGlxContentHarvesterPluginTags::HandleItemModifiedL(

        const RArray<TInt>& /*aItemIndexes*/, 

        MGlxMediaList* /*aList*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleItemModifiedL" );

    }

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

// CGlxContentHarvesterPluginTags::HandleAttributesAvailableL

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

//

void CGlxContentHarvesterPluginTags::HandleAttributesAvailableL(TInt aItemIndex, 

        const RArray<TMPXAttribute>& aAttributes, MGlxMediaList* aList)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleAttributesAvailableL" );

    TSize gridIconSize = GetGridIconSize();

    TMPXAttribute thumbnailAttribute(KGlxMediaIdThumbnail, 

            GlxFullThumbnailAttributeId( ETrue,  gridIconSize.iWidth, gridIconSize.iHeight ) );

    TIdentityRelation< TMPXAttribute > match ( &TMPXAttribute::Match );

    GLX_LOG_INFO1("CGlxContentHarvesterPluginTags::HandleAttributesAvailableL =%d ",aItemIndex);

    if (KErrNotFound != aAttributes.Find( thumbnailAttribute, match ))

        {

        const TGlxMedia& item = aList->Item( aItemIndex );

        const CGlxThumbnailAttribute* value = item.ThumbnailAttribute( thumbnailAttribute );

        if (value)

            {

            GLX_LOG_INFO("CGlxContentHarvesterPluginTags::HandleAttributesAvailableL Thumbnail is present ");

                GLX_LOG_INFO("CGlxContentHarvesterPluginTags::HandleAttributesAvailableL,one thumbnail fetched");

            }//end of  check against value 

        }//end of  attribute match

    }

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

// CGlxContentHarvesterPluginTags::HandleFocusChangedL

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

//

void CGlxContentHarvesterPluginTags::HandleFocusChangedL(

        NGlxListDefs::TFocusChangeType /*aType*/, 

        TInt /*aNewIndex*/, 

        TInt /*aOldIndex*/, 

        MGlxMediaList* /*aList*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleFocusChangedL" );

    }

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

// CGlxContentHarvesterPluginTags::HandleItemSelectedL

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

//

void CGlxContentHarvesterPluginTags::HandleItemSelectedL(TInt /*aIndex*/, 

        TBool /*aSelected*/, 

        MGlxMediaList* /*aList*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleItemSelectedL" );

    }

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

// CGlxContentHarvesterPluginTags::HandleMessageL

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

//

void CGlxContentHarvesterPluginTags::HandleMessageL(const CMPXMessage& /*aMessage*/, 

        MGlxMediaList* /*aList*/)

    {

    // Do nothing

    TRACER( "CGlxContentHarvesterPluginTags::HandleMessageL" );

    }   

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

// CGlxContentHarvesterPluginTags::DestroyMedialist

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

//

void CGlxContentHarvesterPluginTags::DestroyMedialist()

    {

    TRACER( "CGlxContentHarvesterPluginTags::DestroyMedialist" );

    if( iMediaList )

        {

        GLX_LOG_INFO("CGlxContentHarvesterPluginTags::DestroyMedialist,media list deleted");

        RemoveContextAndObserver();

        delete iUriAttributeContext;

        iUriAttributeContext = NULL;

        delete iThumbnailAttributeContext;

        iThumbnailAttributeContext = NULL;

        iMediaList->Close();

        iMediaList = NULL;

        }

    }

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

// CGlxContentHarvesterPluginTags::CreateMedialistL

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

//

void CGlxContentHarvesterPluginTags::CreateMedialistL( )

    {

    TRACER( "CGlxContentHarvesterPluginTags::CreateMedialistL" );

    if(!iMediaList)

        {

            iThumbnailIterator.SetRange( KSinglePreviewThumbnail );

        iMediaList = CreateMedialistAndAttributeContextL( TGlxMediaId( 

        		KGlxTagCollectionPluginImplementationUid ),

        		iUriAttributeContext, iThumbnailAttributeContext); 

        AddContextAndObserverL();

        }

    }

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

// CGlxContentHarvesterPluginTags::UpdatePreviewThumbnailListL

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

//

void CGlxContentHarvesterPluginTags::UpdatePreviewThumbnailListL( )

    {

    TRACER( "CGlxContentHarvesterPluginTags::UpdatePreviewThumbnailListL" );

    //when there is an update of content in the collection

    //this function is executed or when the collection recives the focus. 

    if(!iMediaList)

        {

        CreateMedialistL( );

        UpdateDataL();

        }

    else

        {        

        if(GetCHPlugin()->IsRefreshNeeded())

            {

            ContainerCacheCleanupL(iMediaList);

            }

	        //1.if the content is deleted,then creating a context doesn't fetch the attributes

	        //2.if the content is added and the content is not the latest as per the sorted order of the

	        // media list,then the thumbnails are not fetched.

	        // so show the first available thumbnail in the media list.

	        UpdateDataL();

	        //Adding the context doesn't gaurantee we get a call back for

	        //Handle attributes available,if the latest item is already fetched.

	        //and for the content added for this collection,if it is not latest

	        //we will not recieve the attributes .so show the first available thumbnail 

	        //in the media list.if there is any new latest content added,the thumbnail will be 

	        //fetched and shown.

	        iThumbnailIterator.SetRange( KSinglePreviewThumbnail );

	        RemoveContextAndObserver();

	        AddContextAndObserverL();

			}

    }

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

// CGlxContentHarvesterPluginTags::AddContextAndObserverL

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

//

void CGlxContentHarvesterPluginTags::AddContextAndObserverL()

    {

    TRACER( "CGlxContentHarvesterPluginTags::AddRemoveContextAndObserverL" );   

    if(iMediaList)

        {

        iMediaList->AddMediaListObserverL( this );

        iMediaList->AddContextL(iUriAttributeContext, KGlxFetchContextPriorityNormal);

        iMediaList->AddContextL(iThumbnailAttributeContext, KGlxFetchContextPriorityLow); 

        }

    }

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

// CGlxContentHarvesterPluginTags::RemoveContextAndObserver

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

//

void CGlxContentHarvesterPluginTags::RemoveContextAndObserver()

    {

    TRACER( "CGlxContentHarvesterPluginTags::RemoveContextAndObserver" );   

    if(iMediaList)

        {

        iMediaList->RemoveMediaListObserver( this );

        iMediaList->RemoveContext(iUriAttributeContext);

        iMediaList->RemoveContext(iThumbnailAttributeContext); 

        }

    }

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

// CGlxContentHarvesterPluginTags::HandleError

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

//

void CGlxContentHarvesterPluginTags::HandleError(TInt /*aError*/)

    {

    TRACER( "CGlxContentHarvesterPluginTags::HandleError" );    

#ifdef _DEBUG

    if(iMediaList)

        {

        TInt count=iMediaList->Count();

        GLX_LOG_INFO1("CGlxContentHarvesterPluginTags::HandleError,count=%d",count);

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

            {

            const TGlxMedia& item = iMediaList->Item( i );

            TInt thumbnailError = GlxErrorManager::HasAttributeErrorL(

                    item.Properties(), KGlxMediaIdThumbnail );

            GLX_LOG_INFO1("CGlxContentHarvesterPluginTags::HandleError,Error=%d ",thumbnailError);

            }

        }

#endif

    }

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

// CGlxContentHarvesterPluginTags::Count

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

//

TInt CGlxContentHarvesterPluginTags::Count()

    {

    TRACER( "CGlxContentHarvesterPluginTags::Count" );    

    TInt count = KErrNone;

    if(iMediaList)

        {

        count = iMediaList->Count();

        GLX_LOG_INFO1("GlxCHP:Tags::Count(%d)",count);

        }

    return count;

    }

//  End of File