/*

* Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB

*

* 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:

* EmbedDev AB - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include "PodcastSearchView.h"

#include "PodcastAppUi.h"

#include "FeedEngine.h"

#include "ShowEngine.h"

#include "SettingsEngine.h"

#include "PodcastApp.h"

#include "PodcastUtils.h"

#include <caknfileselectiondialog.h> 

#include <podcast.rsg>

#include <podcast.mbg>

#include <akntitle.h>

#include <gulicon.h>

#include <eikenv.h>

#include <e32const.h>

#include <eikdialg.h>

#include <aknquerydialog.h>

#include <caknmemoryselectiondialog.h> 

#include <caknfilenamepromptdialog.h> 

#include <BAUTILS.H> 

#include <pathinfo.h> 

#include <f32file.h>

#include <akntoolbarextension.h>

const TInt KMaxFeedNameLength = 100;

#define KMaxMessageLength 200

#define KMaxTitleLength 100

_LIT(KSearchResultFormat, "%d\t%S\t%S");

CPodcastSearchView* CPodcastSearchView::NewL(CPodcastModel& aPodcastModel)

    {

    CPodcastSearchView* self = CPodcastSearchView::NewLC(aPodcastModel);

    CleanupStack::Pop( self );

    return self;

    }

CPodcastSearchView* CPodcastSearchView::NewLC(CPodcastModel& aPodcastModel)

    {

    CPodcastSearchView* self = new ( ELeave ) CPodcastSearchView(aPodcastModel);

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

CPodcastSearchView::CPodcastSearchView(CPodcastModel& aPodcastModel):iPodcastModel(aPodcastModel)

{

}

void CPodcastSearchView::ConstructL()

{

	BaseConstructL(R_PODCAST_SEARCHVIEW);

	CPodcastListView::ConstructL();

	iPodcastModel.FeedEngine().AddObserver(this);

	CArrayPtr< CGulIcon >* icons = new(ELeave) CArrayPtrFlat< CGulIcon >(1);

	CleanupStack::PushL( icons );

	CFbsBitmap* bitmap = NULL;

	CFbsBitmap* mask = NULL;//	

	AknIconUtils::CreateIconL(bitmap,

							  mask,

							  iEikonEnv->EikAppUi()->Application()->BitmapStoreName(),

							  EMbmPodcastFeed,

							  EMbmPodcastFeed_mask);

	CleanupStack::PushL( bitmap );		

	CleanupStack::PushL( mask );		

	icons->AppendL( CGulIcon::NewL( bitmap, mask ) );

	CleanupStack::Pop(2); // bitmap, mask

	iListContainer->SetListboxIcons(icons);

	CleanupStack::Pop(icons); // icons

	iListContainer->Listbox()->SetListBoxObserver(this);

	SetEmptyTextL(R_PODCAST_EMPTY_SEARCH);

}

CPodcastSearchView::~CPodcastSearchView()

    {

	DP("CPodcastSearchView::~CPodcastSearchView BEGIN");

	iPodcastModel.FeedEngine().RemoveObserver(this);

	DP("CPodcastSearchView::~CPodcastSearchView END");

    }

void CPodcastSearchView::SizeChanged()

	{

	}

TUid CPodcastSearchView::Id() const

{

	return KUidPodcastSearchViewID;

}

void CPodcastSearchView::DoActivateL(const TVwsViewId& aPrevViewId,

	                                  TUid aCustomMessageId,

	                                  const TDesC8& aCustomMessage)

{

	CPodcastListView::DoActivateL(aPrevViewId, aCustomMessageId, aCustomMessage);

	iPreviousView = TVwsViewId(KUidPodcast, KUidPodcastFeedViewID);

	HBufC* text =  iEikonEnv->AllocReadResourceLC(R_SEARCH_RESULTS);

	CAknTitlePane* titlePane = static_cast<CAknTitlePane*>

		  ( StatusPane()->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) );

	titlePane->SetTextL(*text , ETrue );

	CleanupStack::PopAndDestroy(text);

	UpdateListboxItemsL();

}

void CPodcastSearchView::DoDeactivate()

{

	CPodcastListView::DoDeactivate();

	CAknTitlePane* titlePane = static_cast<CAknTitlePane*>

			  ( StatusPane()->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) );

	titlePane->SetTextToDefaultL();

}

void CPodcastSearchView::HandleListBoxEventL(CEikListBox* /* aListBox */, TListBoxEvent aEventType)

{

	DP("CPodcastSearchView::HandleListBoxEventL BEGIN");

	switch(aEventType)

	{

	case EEventEnterKeyPressed:

	case EEventItemSingleClicked:

	case EEventItemDoubleClicked:

	case EEventItemActioned:

		{

		HandleCommandL(EPodcastAddSearchResult);

		}

		break;

	default:

		break;

	}

	DP("CPodcastSearchView::HandleListBoxEventL END");

}

void CPodcastSearchView::UpdateListboxItemsL()

	{

	DP("CPodcastSearchView::UpdateListboxItemsL BEGIN");

	if(!iListContainer->IsVisible()) {

		DP("CPodcastSearchView::UpdateListboxItemsL END (not visible)");

		return;

	}

	const RFeedInfoArray* searchItems = NULL;

	searchItems = &iPodcastModel.FeedEngine().GetSearchResults();

	TInt len = searchItems->Count();

	TListItemProperties itemProps;

	iListContainer->Listbox()->Reset();

	iListContainer->Listbox()->ItemDrawer()->ClearAllPropertiesL();

	iItemIdArray.Reset();

	iItemArray->Reset();

	if (len > 0) 

		{

		for (int i=0;i<len;i++) 

			{				

			CFeedInfo *fi = (*searchItems)[i];

			iItemIdArray.Append(fi->Uid());

			TInt iconIndex = 0;

			TBuf<512> descr;

			descr.Copy(fi->Description().Left(512));

			PodcastUtils::RemoveAllFormatting(descr);

			iListboxFormatbuffer.Format(KSearchResultFormat(), iconIndex, &fi->Title(), &descr);

			iItemArray->AppendL(iListboxFormatbuffer);

			iListContainer->Listbox()->ItemDrawer()->SetPropertiesL(i, itemProps);

			}

		} 

	else 

		{					

		TBuf<KMaxFeedNameLength> itemName;

		iEikonEnv->ReadResourceL(itemName, R_PODCAST_NO_SEARCH_RESULTS);

		iItemArray->Reset();

		iItemIdArray.Reset();

		TListItemProperties itemProps;

		itemProps.SetDimmed(ETrue);

		itemProps.SetHiddenSelection(ETrue);								

		iListContainer->Listbox()->ItemDrawer()->SetPropertiesL(0, itemProps);

		}

	iListContainer->SetTextArray(iItemArray);

	iListContainer->Listbox()->HandleItemAdditionL();

	DP("CPodcastSearchView::UpdateListboxItemsL END");

	}

/** 

 * Command handling function intended for overriding by sub classes. 

 * Default implementation is empty.  

 * @param aCommand ID of the command to respond to. 

 */

void CPodcastSearchView::HandleCommandL(TInt aCommand)

	{

	//CloseToolbarExtension();

	switch(aCommand)

		{

		case EPodcastAddSearchResult:

			{

			TInt index = iListContainer->Listbox()->CurrentItemIndex();

			if(index < iItemArray->MdcaCount() && index >= 0)

				{

				CFeedInfo *newInfo = iPodcastModel.FeedEngine().GetSearchResults()[index];

				// ask if user wants to add the feed

				TBuf<KMaxMessageLength> templ;

				TBuf<KMaxMessageLength> message;

				iEikonEnv->ReadResourceL(templ, R_ADD_FEED_QUERY);

				message.Format(templ, &newInfo->Title());

				if(ShowQueryMessageL(message)) {

					TBool added = iPodcastModel.FeedEngine().AddFeedL(*newInfo);

					if (added)

						{

						// this is a bit of a hack, first we activate the feeds view normally

						AppUi()->ActivateLocalViewL(KUidPodcastFeedViewID,  TUid::Uid(0), KNullDesC8);

						// and then we send the UID of the recently added feed back to feed view for updating

						// this is needed so the update? query comes on top of feed view, not search view

						AppUi()->ActivateLocalViewL(KUidPodcastFeedViewID,  TUid::Uid(newInfo->Uid()), KNullDesC8);

						}

					else

						{

						TBuf<KMaxMessageLength> message;

						iEikonEnv->ReadResourceL(message, R_ADD_FEED_EXISTS);

						ShowErrorMessageL(message);

						}		

				}

				}

			}

			break;

		default:

			CPodcastListView::HandleCommandL(aCommand);

			break;

		}

		UpdateToolbar();

	}

void CPodcastSearchView::OpmlParsingComplete(TInt /*aError*/, TUint /*aNumFeedsImported*/)

	{

	DP("CPodcastSearchView::OpmlParsingComplete BEGIN");

	DP("CPodcastSearchView::OpmlParsingComplete END");

	}