/*

* 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:    This class browses file system

*

*/

// INCLUDE FILES

#include "glxcollectionpluginmonths.h"

#include <e32cmn.h>

#include <mpxcollectionpath.h>

#include <mpxcollectionpluginobserver.h>

#include <mpxcmn.h>

#include <mpxmediageneraldefs.h>

#include <mpxmediacontainerdefs.h>

#include <mpxmedia.h>

#include <mpxmediaarray.h>

#include <glxmediacollectioninternaldefs.h>

#include <glxmediageneraldefs.h>

#include <glxcollectiongeneraldefs.h>

#include <glxpluginmonths.rsg>

#include <StringLoader.h>

#include <glxpanic.h>

#include <mglxdatasource.h>

#include <glxrequest.h>

#include <glxidlistrequest.h>

#include <glxlog.h>

#include <glxtracer.h>

#include <AknUtils.h>

#include "glxcollectionpluginmonths.hrh"

/**

 * @internal reviewed 14/06/2007 by Alex Birkett

 */

// CONSTANTS

// Constants introduced to solve Codescanner warnings

// about magic number usage

const TInt KYearBufferSize = 8;

const TInt KDateBufferPaddingMin = 10;

const TInt KDateBufferPaddingMax = 20;

const TInt KDateFormat1 = 1;

const TInt KDateFormat2 = 2;

const TInt KDateFormat3 = 3;

// ============================ LOCAL FUNCTIONS ==============================

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

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

// Two-phased constructor.

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

//

CGlxCollectionPluginMonths* CGlxCollectionPluginMonths::NewL(TAny* aObs)

    {

    CGlxCollectionPluginMonths* self = new (ELeave) CGlxCollectionPluginMonths(

                            static_cast<MMPXCollectionPluginObserver*>(aObs));

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

    }

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

// Destructor

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

//

CGlxCollectionPluginMonths::~CGlxCollectionPluginMonths()

    {

    }

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

// Constructor

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

//

CGlxCollectionPluginMonths::CGlxCollectionPluginMonths(

    MMPXCollectionPluginObserver* aObs)

    {

    iObs = aObs;

    }

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

// ConstructL

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

//

void CGlxCollectionPluginMonths::ConstructL()

    {

    iDataSource = MGlxDataSource::OpenDataSourceL(KGlxDefaultDataSourceUid, *this);

	}

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

// CpiAttributeAdditionalAttributes

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

//

void CGlxCollectionPluginMonths::CpiAttributeAdditionalAttributes(

	const TMPXAttribute& aCpiAttribute, RArray<TMPXAttribute>& aAttributeArray)

	{

    TRACER("CGlxCollectionPluginMonths::CpiAttributeAdditionalAttributes");

    // Only need to process KGlxMediaCollectionPluginSpecificSubTitle here as all the others are reading straight from resource files

    // KGlxMediaCollectionPluginSpecificSubTitle requires a usage count

	if (aCpiAttribute == KGlxMediaCollectionPluginSpecificSubTitle)

		{

		// need to add the usage count. but check first if it is already present

		TInt attrCount = aAttributeArray.Count();

		TBool found = EFalse;

		TBool startfound = EFalse;

#ifdef GLX_SUB_TITLE_REL8		

		TBool videofound = EFalse;

		TBool imagefound = EFalse;

		for ( TInt index = 0 ; index < attrCount ; index++)

			{

			if (aAttributeArray[index] == KMPXMediaGeneralCount)

				{

				found = ETrue;

				}

			else if ( aAttributeArray[index] == KGlxMediaCollectionInternalStartDate )

				{

				startfound = ETrue;

				}

			else if (aAttributeArray[index] == KGlxMediaItemTypeVideo)

				{

				videofound = ETrue;	            

				}

			else if(aAttributeArray[index] == KGlxMediaItemTypeImage)	            

				{

				imagefound = ETrue;

				}			    

			}

		if (!found)

			{

			aAttributeArray.Append(KGlxMediaCollectionInternalUsageCount);

			}

		if (!startfound)

			{

			aAttributeArray.Append(KGlxMediaCollectionInternalStartDate);

			}

		// end date will be returned when start date is requested.	        

		if (!videofound)

			{

			aAttributeArray.Append(KGlxMediaItemTypeVideo);

			}

		if (!imagefound)	        

			{

			aAttributeArray.Append(KGlxMediaItemTypeImage);

			}	

#else

		for ( TInt index = 0 ; index < attrCount ; index++)

	        {

	        if (aAttributeArray[index] == KMPXMediaGeneralCount)

	            {

	            found = ETrue;

	            }

	        else if ( aAttributeArray[index] == KGlxMediaCollectionInternalStartDate )

	            {

	            startfound = ETrue;

	            }

	        }

	    if (!found)

	        {

	        aAttributeArray.Append(KGlxMediaCollectionInternalUsageCount);

	        }

	    if (!startfound)

	        {

	        aAttributeArray.Append(KGlxMediaCollectionInternalStartDate);

	        }

#endif	        

	    // end date will be returned when start date is requested.			

		}

	}

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

// HandleCpiAttributeResponseL

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

// 

void CGlxCollectionPluginMonths::HandleCpiAttributeResponseL(CMPXMedia* aResponse,

		TArray<TMPXAttribute> aCpiAttributes, TArray<TGlxMediaId> aMediaIds)

    {

    TRACER("CGlxCollectionPluginMonths::HandleCpiAttributeResponseL");

    const TInt mediaIdCount = aMediaIds.Count();

    switch (mediaIdCount)

        {

    case 0:

        User::Leave(KErrNotSupported);

        break;

    case 1:

        HandleCpiAttributeResponseL(aResponse, aCpiAttributes, aMediaIds[0]);

        break;

    default:

            {

            // We have an array of CMPXMedia items

            if (TGlxMediaId(KGlxCollectionRootId) == aMediaIds[0])

                {

                User::Leave(KErrNotSupported);

                }

            CMPXMediaArray* mediaArray =

            	aResponse->ValueCObjectL<CMPXMediaArray>(KMPXMediaArrayContents);

            CleanupStack::PushL(mediaArray);

            const TInt arrayCount = mediaArray->Count();

            // Sanity check

            if (arrayCount != mediaIdCount)

                {

                User::Leave(KErrArgument);

                }

            for (TInt index = 0; index < arrayCount; index++)

                {

                HandleCpiAttributeResponseL((*mediaArray)[index],

                		aCpiAttributes, aMediaIds[index]);

                }

            aResponse->SetCObjectValueL(KMPXMediaArrayContents, mediaArray);

            CleanupStack::PopAndDestroy(mediaArray);

            }

        break;

        }

    }

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

// HandleCpiAttributeResponseL

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

// 

void CGlxCollectionPluginMonths::HandleCpiAttributeResponseL(CMPXMedia* aResponse,

		TArray<TMPXAttribute> aCpiAttributes, TGlxMediaId aMediaId)

    {

    TRACER("CGlxCollectionPluginMonths::HandleCpiAttributeResponseL");

	TInt count = aCpiAttributes.Count();

	TLanguage lang;

    lang = User::Language();

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

	    {

	    const TMPXAttribute attr = aCpiAttributes[index];

	    if (attr == KGlxMediaCollectionPluginSpecificSubTitle)

			{

			GLX_LOG_INFO("Attribute : SubTitle");

			if (TGlxMediaId(KGlxCollectionRootId) == aMediaId)

				{

				GLX_LOG_INFO("Attribute : SubTitle-RootId");

#ifdef GLX_SUB_TITLE_REL8

				//The usage Count is required for the subtitle in the main list view	                

				if (!aResponse->IsSupported(KGlxMediaCollectionInternalUsageCount))

					{

					User::Leave(KErrNotSupported);

					}

				else

					{

					TInt usageCount = aResponse->ValueTObjectL<TInt>(KGlxMediaCollectionInternalUsageCount);

					// Get the format string

					HBufC* tempTitle = NULL;

					if(0 == usageCount)	

						{	

						GLX_LOG_INFO("SubTitle:0 Items");

						tempTitle = LoadLocalizedStringLC(KResourceFile, R_MONTHS_SUB_TITLE_NO_IMAGE_NO_VIDEO);

						aResponse->SetTextValueL(attr, *tempTitle);

						}

					// Get the format string

					else if (1 == usageCount)

						{

						GLX_LOG_INFO("SubTitle:1 Item");

						tempTitle = LoadLocalizedStringLC(KResourceFile, R_MONTHS_SUB_TITLE_SINGLE_BY_MONTH);

						aResponse->SetTextValueL(attr, *tempTitle);

						}

					else 

						{

						GLX_LOG_INFO1("SubTitle: %d Items",usageCount);

						tempTitle = LoadLocalizedStringLC(KResourceFile, R_MONTHS_SUB_TITLE_MULTI_BY_MONTH);						

						TPtr formatString = tempTitle->Des();

						// Now create a buffer that will contain the result. needs to be length of format string plus a few extra for the number

						HBufC* title = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMin);

						TPtr ptr = title->Des();

						StringLoader::Format(ptr, formatString, -1, usageCount);

						// Set the title in the response.

						aResponse->SetTextValueL(attr, *title);    

						CleanupStack::PopAndDestroy(title);						

						}

					CleanupStack::PopAndDestroy(tempTitle);

					}   

#else

			 	if (!aResponse->IsSupported(KGlxMediaCollectionInternalStartDate))

                    {

                    User::Leave(KErrNotSupported);

                    }

                if (!aResponse->IsSupported(KGlxMediaCollectionInternalEndDate))

                    {

                    User::Leave(KErrNotSupported);

                    }

	            TTime start = aResponse->ValueTObjectL<TInt64>(KGlxMediaCollectionInternalStartDate);

	            TTime end = aResponse->ValueTObjectL<TInt64>(KGlxMediaCollectionInternalEndDate);

	            HBufC* tempTitle = NULL;

                if( TTime(0) == start )

                    {

                    tempTitle = LoadLocalizedStringLC(KResourceFile, R_MONTHS_SUB_TITLE_NO_IMAGE_NO_VIDEO);

                    aResponse->SetTextValueL(attr, *tempTitle);

                    CleanupStack::PopAndDestroy(tempTitle);

                    continue;

                    }

                 _LIT(KGlxTempMonthYearTitleFormat, "%F%Y");

                tempTitle = LoadLocalizedStringLC(KResourceFile, R_MONTHS_SUB_TITLE);

                TPtr formatString = tempTitle->Des();

                TBuf<KYearBufferSize> yearTitle;

                start.FormatL(yearTitle, KGlxTempMonthYearTitleFormat);

				// Ensure that the number conversion takes place only for Arabic

                if (lang == ELangArabic)

                	{

                	AknTextUtils::DisplayTextLanguageSpecificNumberConversion(yearTitle);

					}

                TBuf<KYearBufferSize> yearTitle2;

                end.FormatL(yearTitle2, KGlxTempMonthYearTitleFormat);

				// Ensure that the number conversion takes place only for Arabic

				if (lang == ELangArabic)

					{

                	AknTextUtils::DisplayTextLanguageSpecificNumberConversion(yearTitle2);

					}

                HBufC* title1 = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMax);

                TPtr ptr1 = title1->Des();

                HBufC* title2 = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMax);

                TPtr ptr2 = title2->Des();

                HBufC* title3 = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMax);

                TPtr ptr3 = title3->Des();

                HBufC* title4 = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMax);

                TPtr ptr4 = title4->Des();

                TPtr monthPtr = monthTitle->Des();

                TPtr monthPtr2 = monthTitle2->Des();

                StringLoader::Format(ptr1, formatString, 0, monthPtr);

                StringLoader::Format(ptr2, ptr1, KDateFormat1, yearTitle);

                StringLoader::Format(ptr3, ptr2, KDateFormat2, monthPtr2);

                StringLoader::Format(ptr4, ptr3, KDateFormat3, yearTitle2);

                aResponse->SetTextValueL(attr, *title4);  

                CleanupStack::PopAndDestroy(title4); 

                CleanupStack::PopAndDestroy(title3); 

                CleanupStack::PopAndDestroy(title2); 

                CleanupStack::PopAndDestroy(title1); 

                CleanupStack::PopAndDestroy(monthTitle2); 

                CleanupStack::PopAndDestroy(monthTitle); 

                CleanupStack::PopAndDestroy(tempTitle); 

#endif				                 

				}

			else

				{

#ifdef GLX_SUB_TITLE_REL8				

				HBufC* tempTitle = NULL;

				TInt videoCount = aResponse->ValueTObjectL<TInt>(KGlxMediaItemTypeVideo);

				TInt imageCount = aResponse->ValueTObjectL<TInt>(KGlxMediaItemTypeImage);

				//No Images or Videos

				if ((0 == videoCount) && (0 == imageCount ))

					{  

					GLX_LOG_INFO("VideoCount:0,ImageCount:0");

					tempTitle = LoadLocalizedStringLC(KResourceFile,

										R_MONTHS_SUB_TITLE_NO_IMAGE_NO_VIDEO);

					aResponse->SetTextValueL(attr, *tempTitle);	

					}

				else

					{

					// 1 Image and multi/0 Videos                	

					if (1 == imageCount) 

						{

						GLX_LOG_INFO1("ImageCount:1,VideoCount:%d",videoCount);

						tempTitle = LoadLocalizedStringLC(KResourceFile,

										R_MONTHS_SUB_TITLE_ONE_IMAGE_MULTI_VIDEO);

						TPtr formatString = tempTitle->Des();

						// Now create a buffer that will contain the result. needs to be length of format string plus a few extra for the number

						HBufC* title = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMin);

						TPtr ptr = title->Des();

						StringLoader::Format(ptr, formatString, -1, videoCount);

						// Set the title in the response.	

						aResponse->SetTextValueL(attr, *title);

						CleanupStack::PopAndDestroy(title);

						}

					// Multi/0 Image and 1 Video					

					else if (1 == videoCount)

						{

						GLX_LOG_INFO1("ImageCount: %d,VideoCount:1",imageCount);

						tempTitle = LoadLocalizedStringLC(KResourceFile,

									R_MONTHS_SUB_TITLE_MULTI_IMAGE_ONE_VIDEO);

						TPtr formatString = tempTitle->Des();

						// Now create a buffer that will contain the result. needs to be length of format string plus a few extra for the number

						HBufC* title = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMin);

						TPtr ptr = title->Des();

						StringLoader::Format(ptr, formatString, -1, imageCount);

						// Set the title in the response.	

						aResponse->SetTextValueL(attr, *title);

						CleanupStack::PopAndDestroy(title);

						}

					// Multi Image and Multi Video

					else 

						{						

						GLX_LOG_INFO2("ImageCount %d,VideoCount %d",imageCount,videoCount);

						tempTitle = LoadLocalizedStringLC(KResourceFile,

									R_MONTHS_SUB_TITLE_MULTI_IMAGE_MULTI_VIDEO);

						TPtr formatString = tempTitle->Des();	

						HBufC* title = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMin);

						TPtr ptr = title->Des();

						HBufC* title1 = HBufC::NewLC(formatString.Length() + KDateBufferPaddingMin);

						TPtr ptr1 = title1->Des();

						StringLoader::Format(ptr, formatString, 0, imageCount);

						StringLoader::Format(ptr1, ptr, KDateFormat1, videoCount);

						// Set the title in the response.	

						aResponse->SetTextValueL(attr, *title1);

						CleanupStack::PopAndDestroy(title1);

						CleanupStack::PopAndDestroy(title);

						}

					}

				CleanupStack::PopAndDestroy(tempTitle);

#else

	   			TInt usageCount = 0;

                if ( aResponse->IsSupported(KMPXMediaGeneralCount) )

                    {

                    usageCount = aResponse->ValueTObjectL<TInt>(KMPXMediaGeneralCount);

                    }

                else if ( aResponse->IsSupported(KGlxMediaCollectionInternalUsageCount) )

                    {

                    usageCount =

                    aResponse->ValueTObjectL<TInt>(KGlxMediaCollectionInternalUsageCount);

                    }

                else

                    {

                    User::Leave(KErrNotSupported);

                    }

                HBufC* tempTitle = NULL;

            	if(0 == usageCount)

            		{

                	tempTitle = LoadLocalizedStringLC(KResourceFile,

                				R_MONTHS_SUB_TITLE_NO_IMAGE_NO_VIDEO);

                	// Set the title in the response.

            		aResponse->SetTextValueL(attr, *tempTitle);

            		CleanupStack::PopAndDestroy(tempTitle);

            		continue;

            		}

            	else if (1 == usageCount)

                    {

                    tempTitle = LoadLocalizedStringLC(KResourceFile,

                    			R_MONTHS_SUB_TITLE_SINGLE);