/*

* 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 "PodcastSettingsView.h"

#include "PodcastAppUi.h"

#include "Podcast.hrh"

#include <aknlists.h>

#include <aknsettingitemlist.h>

#include <aknnavide.h> 

#include <podcast.rsg>

#include "SettingsEngine.h"

#include <pathinfo.h>

#include <aknquerydialog.h>

class CIapSetting: public CAknEnumeratedTextPopupSettingItem 

{ 

public:

	CIapSetting(TInt aResourceId, TInt& aValue, CPodcastModel &aPodcastModel) :

		CAknEnumeratedTextPopupSettingItem(aResourceId, aValue), iPodcastModel(aPodcastModel), iIap(aValue)

		{

		}

	~CIapSetting()

		{

		}

	void RefreshConnectionListL()

		{	

		CArrayPtr< CAknEnumeratedText > * enumeratedArr = EnumeratedTextArray();

		CArrayPtr< HBufC > * poppedUpTextArray = PoppedUpTextArray();

		enumeratedArr->ResetAndDestroy();

		poppedUpTextArray->ResetAndDestroy();		

		CDesCArrayFlat *iapArray = iPodcastModel.IAPNames();

		TBool valueExists = EFalse;

		DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

		for (int i=0;i<iapArray->Count();i++) {

		HBufC *buf = (*iapArray)[i].AllocL();

		poppedUpTextArray->AppendL(buf);

		TInt iapId = iPodcastModel.IAPIds()[i].iIapId;

		DP2("IAP name='%S', id=%d", buf, iapId);

		if (iapId == ExternalValue()) {

		valueExists = ETrue;

		}

		// both arrays destroy themselves, so we need two copies to prevent USER 44

		HBufC *buf2 = (*iapArray)[i].AllocL();

		CAknEnumeratedText *enumerated = new CAknEnumeratedText(iapId, buf2);

		enumeratedArr->AppendL(enumerated);

		}

		DP1("valueExists=%d", valueExists);

		if (!valueExists && iPodcastModel.IAPIds().Count() > 0 ) {

		DP1("Setting iIap=%d", iPodcastModel.IAPIds()[0].iIapId);

		iIap = iPodcastModel.IAPIds()[0].iIapId;

		LoadL();

		DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

		}

		TRAPD(err, HandleTextArrayUpdateL());

		if (err != KErrNone) {

		DP1("Leave in HandleTextArrayUpdateL, err=%d", err);

		}

		}

	void CompleteConstructionL()

		{

		DP("CIapSetting::CompleteConstructionL BEGIN");

		CAknEnumeratedTextPopupSettingItem::CompleteConstructionL();

		RefreshConnectionListL();

		DP("CIapSetting::CompleteConstructionL END");

		}

	void EditItemL(TBool aCalledFromMenu)

		{

		DP("CIapSetting::EditItemL BEGIN");

		LoadL();

		CAknEnumeratedTextPopupSettingItem::EditItemL(aCalledFromMenu);

		StoreL();		

		DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

		DP("CIapSetting::EditItemL END");

		}

	void HandleSettingPageEventL(CAknSettingPage* aSettingPage, TAknSettingPageEvent aEventType)

		{

		DP("CIapSetting::HandleSettingPageEventL BEGIN");

		CAknSettingItem::HandleSettingPageEventL(aSettingPage, aEventType);

		/*if (aEventType == EEventSettingOked) 

			{

			DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

			StoreL();

			}*/

		DP("CIapSetting::HandleSettingPageEventL END");

		}

protected:

  	CPodcastModel& iPodcastModel;

  	TInt& iIap;

};

class CConnectionSetting: public CAknEnumeratedTextPopupSettingItem 

{ 

public:

	CConnectionSetting(TInt aResourceId, TInt& aValue, CPodcastModel &aPodcastModel) :

		CAknEnumeratedTextPopupSettingItem(aResourceId, aValue), iPodcastModel(aPodcastModel)

		{

		}

	~CConnectionSetting()

		{

		}

	void RefreshConnectionListL()

		{	

		CArrayPtr< CAknEnumeratedText > * enumeratedArr = EnumeratedTextArray();

		CArrayPtr< HBufC > * poppedUpTextArray = PoppedUpTextArray();						

		CDesCArrayFlat *snapArray = iPodcastModel.SNAPNames();

		TBool valueExists = EFalse;

		DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

		for (int i=0;i<snapArray->Count();i++) {

			HBufC *buf = (*snapArray)[i].AllocL();

			poppedUpTextArray->InsertL(EConnectionUseNetwork+i,buf);

			TInt snapId = iPodcastModel.SNAPIds()[i].iIapId;

			DP2("SNAP name='%S', id=%d", buf, snapId);

			if (snapId == ExternalValue()) {

			valueExists = ETrue;

		}

		// both arrays destroy themselves, so we need two copies to prevent USER 44

		HBufC *buf2 = (*snapArray)[i].AllocL();

		CAknEnumeratedText *enumerated = new CAknEnumeratedText(EConnectionUseNetwork+i, buf2);

		enumeratedArr->InsertL(EConnectionUseNetwork+i, enumerated);

		}

		DP1("valueExists=%d", valueExists);

		if (!valueExists && iPodcastModel.SNAPIds().Count() > 0 ) {

		DP1("Setting i=%d", iPodcastModel.SNAPIds()[0].iIapId);	

		LoadL();

		DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

		}

		TRAPD(err, HandleTextArrayUpdateL());

		if (err != KErrNone) {

		DP1("Leave in HandleTextArrayUpdateL, err=%d", err);

		}

		}

	void CompleteConstructionL()

		{

		DP("CIapSetting::CompleteConstructionL BEGIN");

		CAknEnumeratedTextPopupSettingItem::CompleteConstructionL();

		RefreshConnectionListL();

		DP("CIapSetting::CompleteConstructionL END");

		}

	void EditItemL(TBool aCalledFromMenu)

		{

		DP("CIapSetting::EditItemL BEGIN");

		LoadL();

		CAknEnumeratedTextPopupSettingItem::EditItemL(aCalledFromMenu);

		StoreL();		

		DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

		DP("CIapSetting::EditItemL END");

		}

	void HandleSettingPageEventL(CAknSettingPage* aSettingPage, TAknSettingPageEvent aEventType)

		{

		DP("CIapSetting::HandleSettingPageEventL BEGIN");

		CAknSettingItem::HandleSettingPageEventL(aSettingPage, aEventType);

		/*if (aEventType == EEventSettingOked) 

			{

			DP2("InternalValue=%d, ExternalValue=%d", InternalValue(), ExternalValue());

			StoreL();

			}*/

		DP("CIapSetting::HandleSettingPageEventL END");

		}

protected:

  	CPodcastModel& iPodcastModel;  

};

class CPodcastSettingItemList:public CAknSettingItemList

	{

public:

	CPodcastSettingItemList(CPodcastModel& aPodcastModel) : iPodcastModel(aPodcastModel)

		{

		}

	~CPodcastSettingItemList()

		{

		DP("CPodcastSettingItemList~");

		}

	void StoreSettings() {

		DP("StoreSettings BEGIN");

		StoreSettingsL();

		CSettingsEngine &se = iPodcastModel.SettingsEngine();

		se.SetBaseDir(iShowDir);

		DP1("Base Dir: %S", &iShowDir);

		se.SetUpdateAutomatically((TAutoUpdateSetting)iAutoUpdate);

		DP1("Update automatically: %d", iAutoUpdate);		

		switch(iConnection)

			{

			case EConnectionDefault:

				{

				DP("Specific IAP: 0 Ask user");

				se.SetSpecificIAP(0);	

				}break;

			case EConnectionAlwaysAsk:

				{

				DP("Specific IAP: -1 Ask user");

				se.SetSpecificIAP(-1);		

				}break;

			case EConnectionUseIap:

				{		

				DP1("Specific NETWORK: %d", iIap);		

				se.SetSpecificIAP((iIap|KUseIAPFlag));	

				}break;

			default:

			case EConnectionUseNetwork:

				{

				DP1("Specific IAP: %d", iIap);		

				TInt snapIndex = iConnection-EConnectionUseNetwork;

				se.SetSpecificIAP(iPodcastModel.SNAPIds()[snapIndex].iIapId);	

				}break;

			}		

		DP1("Download automatically: %d", iAutoDownload);

		se.SetDownloadAutomatically(iAutoDownload);

		se.SaveSettingsL();

		DP("StoreSettings END");

	}

	void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType)

	{

		DP1("CPodcastSettingItemList::HandleListBoxEventL event %d", aEventType)

		CAknSettingItemList::HandleListBoxEventL(aListBox, aEventType);

	}

	void UpdateSettingVisibility()

		{

		DP("UpdateSettingVisibility BEGIN");

		LoadSettingsL();

		TBool dimAutoUpdate = iConnection == EConnectionAlwaysAsk;

		TBool dimIAP = iConnection < EConnectionUseIap;

		iSettingAutoUpdate->SetHidden(dimAutoUpdate);

		iSettingIAP->SetHidden(dimIAP);

		if(!dimIAP)

			{

			iSettingIAP->RefreshConnectionListL();

			}

		ListBox()->ScrollToMakeItemVisible(0);

		TRAP_IGNORE(HandleChangeInItemArrayOrVisibilityL());

		DP("UpdateSettingVisibility END");

		}

	void  EditItemL (TInt aIndex, TBool aCalledFromMenu)

		{

		DP("EditItemL BEGIN");

		DP("EditItemL END");

		}

	/**

	 * Framework method to create a setting item based upon the user id aSettingId. The 

	 * client code decides what type to contruct. new (ELeave) must then be used and the resulting 

	 * pointer returned. Ownership is thereafter base class's responsiblity.

	 *

	 * @param aSettingId	ID to use to determine the type of the setting item

	 * @return a constructed (not 2nd-stage constructed) setting item.

	 */

	CAknSettingItem* CreateSettingItemL( TInt aSettingId )

		{

		DP1("CreateSettingItemL BEGIN, aSettingId=%d", aSettingId);

		CSettingsEngine &se = iPodcastModel.SettingsEngine();

		iShowDir.Copy(se.BaseDir());

		iAutoUpdate = se.UpdateAutomatically();

		iIap = se.SpecificIAP();

		if( iIap == 0)

			{

			iConnection = EConnectionDefault;

			}

		else if ( iIap == -1)

			{

			iConnection = EConnectionAlwaysAsk;	

			}

		else if ( (iIap & KUseIAPFlag))

			{

			iConnection = EConnectionUseIap;

			iIap = iIap& KUseIAPMask;

			}

		else

			{

			TInt snapIndex = 0;

			TInt cnt = iPodcastModel.SNAPIds().Count();

			while(snapIndex < cnt && ((TInt)iPodcastModel.SNAPIds()[snapIndex].iIapId) != iIap)

				{

				snapIndex++;

				}

			if(snapIndex != cnt)

				{

				iConnection = EConnectionUseNetwork+snapIndex;

				}

			else

				{

				iConnection = EConnectionAlwaysAsk;

				}

			}

		iAutoDownload = se.DownloadAutomatically();

		switch(aSettingId)

			{

			case EPodcastSettingShowDir:

				DP("EPodcastSettingShowDir");

				return new (ELeave) CAknTextSettingItem(aSettingId, iShowDir);

				break;

			case EPodcastSettingAutoUpdate:

				DP("EPodcastSettingAutoUpdate");

				iSettingAutoUpdate = new (ELeave) CAknEnumeratedTextPopupSettingItem(aSettingId, iAutoUpdate);

				return iSettingAutoUpdate;

				break;

			case EPodcastSettingConnection:

				DP("EPodcastSettingConnection");

				return new (ELeave) CConnectionSetting (aSettingId, iConnection, iPodcastModel);

				break;

			case EPodcastSettingIAPList:

				DP("EPodcastSettingIAPList");

				iSettingIAP = new (ELeave) CIapSetting (aSettingId, iIap, iPodcastModel);

				return iSettingIAP;

				break;

			case EPodcastSettingAutoDownload:

				DP("EPodcastSettingAutoDownload");

				iSettingAutoDownload = new (ELeave) CAknBinaryPopupSettingItem (aSettingId, iAutoDownload);

				return iSettingAutoDownload;

				break;

			default:

				return CAknSettingItemList::CreateSettingItemL(aSettingId);

				break;

			}

		DP("CreateSettingItemL END");

		return NULL;	

		}

	TFileName iShowDir;

	TInt iAutoUpdate;

	CAknSettingItem *iSettingAutoUpdate;

	TInt iAutoDownload;

	CAknSettingItem *iSettingAutoDownload; 

	TInt iConnection;

	TInt iIap;

	CIapSetting *iSettingIAP; 

	CPodcastModel &iPodcastModel;

	};

CPodcastSettingsView* CPodcastSettingsView::NewL(CPodcastModel& aPodcastModel)

    {

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

    CleanupStack::Pop( self );

    return self;

    }

CPodcastSettingsView* CPodcastSettingsView::NewLC(CPodcastModel& aPodcastModel)

    {

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

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

CPodcastSettingsView::CPodcastSettingsView(CPodcastModel& aPodcastModel):iPodcastModel(aPodcastModel)

{

}

void CPodcastSettingsView::ConstructL()

{

	BaseConstructL(R_PODCAST_SETTINGSVIEW);	

}

CPodcastSettingsView::~CPodcastSettingsView()

    {

    DP("CPodcastSettingsView::~CPodcastSettingsView()");

	delete iListbox;

    }

TUid CPodcastSettingsView::Id() const

{

	return KUidPodcastSettingsViewID;

}

void CPodcastSettingsView::DoActivateL(const TVwsViewId& aPrevViewId,

	                                  TUid /*aCustomMessageId*/,

	                                  const TDesC8& /*aCustomMessage*/)

{

	DP("CPodcastSettingsView::DoActivateL BEGIN");

	iPreviousView = aPrevViewId;

	if (iListbox) {

		delete iListbox;

		iListbox = NULL;

	}

	DP("Creating listbox");

	iPodcastModel.UpdateSNAPListL();

	iPodcastModel.UpdateIAPListL();

	iListbox =new (ELeave) CPodcastSettingItemList(iPodcastModel);

	iListbox->SetMopParent( this );

	iListbox->ConstructFromResourceL(R_PODCAST_SETTINGS);

	iListbox->SetRect(ClientRect());

	iListbox->ActivateL();   

	DP("Creating navipane");

	iNaviPane =( CAknNavigationControlContainer * ) StatusPane()->ControlL( TUid::Uid( EEikStatusPaneUidNavi ) );

	HBufC *titleBuffer = iEikonEnv->AllocReadResourceL(R_SETTINGS_TITLE);

	iNaviDecorator  = iNaviPane->CreateNavigationLabelL(*titleBuffer);

	delete titleBuffer;

	DP("Updating listbox");

	AppUi()->AddToStackL(*this, iListbox);

	iListbox->UpdateSettingVisibility();

	iListbox->MakeVisible(ETrue);

	iListbox->DrawNow();

	iListbox->SetFocus(ETrue);

	if(iNaviDecorator && iNaviPane)

		{

		iNaviPane->PushL(*iNaviDecorator);

		}

	DP("CPodcastSettingsView::DoActivateL END");

}

void CPodcastSettingsView::DoDeactivate()

	{

	DP("CPodcastSettingsView::DoDeactivate BEGIN");

	if (iListbox) {

		iListbox->MakeVisible(EFalse);

		AppUi()->RemoveFromViewStack( *this, iListbox );

	}

	if(iNaviDecorator && iNaviPane)

		{

		iNaviPane->Pop(iNaviDecorator);

		delete iNaviDecorator;

		iNaviDecorator = NULL;

		}

	DP("CPodcastSettingsView::DoDeactivate END");