/*

* Copyright (c) 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:

*

*/

#include <hblistview.h>

#include <hbaction.h>

#include <hbmenu.h>

#include <QPixmap>

#include <QTimer>

#include "irabstractviewmanager.h"

#include "irfavoritesview.h"

#include "irapplication.h"

#include "irqfavoritesdb.h"

#include "irqisdsclient.h"

#include "irqnetworkcontroller.h"

#include "irplaycontroller.h"

#include "irfavoritesmodel.h"

#include "irqenums.h"

#include "irqisdsdatastructure.h"

#include "irqutility.h"

const int KBitmapSize = 59;

//                                        public functions

/*

 * Description : constructor

 */

IRFavoritesView::IRFavoritesView(IRApplication *aApplication, TIRViewId aViewId) 

                                 : IrAbstractListViewBase(aApplication, aViewId),

                                   iClearFavoriteAction(NULL),iLogoPreset(NULL)

{    

    iClearFavoriteAction = new HbAction(hbTrId("txt_irad_opt_clear_favorites"), menu());

    connect(iClearFavoriteAction, SIGNAL(triggered()), this, SLOT(clearAllFavorites()));    

    iModel = new IRFavoritesModel(iFavorites, this);

    iListView->setModel(iModel);

    iListView->setCurrentIndex(iModel->index(0));

    iConvertTimer = new QTimer(this);

    iConvertTimer->setInterval(10);

    connect(iModel, SIGNAL(modelChanged()), this, SLOT(modelChanged()));

    connect(iNetworkController, SIGNAL(networkRequestNotified(IRQNetworkEvent)),

            this, SLOT(networkRequestNotified(IRQNetworkEvent))); 

    connect(iConvertTimer, SIGNAL(timeout()), this, SLOT(convertAnother()));

}

/*

 * Description : destructor

 */

IRFavoritesView::~IRFavoritesView()

{

    delete iLogoPreset;

    iLogoPreset = NULL;

}

TIRHandleResult IRFavoritesView::handleCommand(TIRViewCommand aCommand, TIRViewCommandReason aReason)

{

    Q_UNUSED(aReason);

    TIRHandleResult ret = IrAbstractListViewBase::handleCommand(aCommand, aReason);

    int leftCount = 0;

    switch (aCommand)

    {

    case EIR_ViewCommand_ACTIVATED:        

        connect(iIsdsClient, SIGNAL(presetLogoDownloaded(IRQPreset* )),

                this, SLOT(presetLogoDownload(IRQPreset* )));

        connect(iIsdsClient, SIGNAL(presetLogoDownloadError()),

                this, SLOT(presetLogoDownloadError()));

        iModel->checkFavoritesUpdate();          

        ret = EIR_NoDefault;

        break;

    case EIR_ViewCommand_DEACTIVATE:        		 

        iModel->clearAndDestroyLogos();

        iConvertTimer->stop();

        iIsdsClient->isdsLogoDownCancelTransaction();

        //iIconIndexArray must be cleared, because timer call back convertAnother() might be

        //called after view is deactivated. In that case, iModel->getImgURL(aIndex); will crash

        iIconIndexArray.clear();

        disconnect(iIsdsClient, SIGNAL(presetLogoDownloaded(IRQPreset*)),

                   this, SLOT(presetLogoDownload(IRQPreset* )));

        disconnect(iIsdsClient, SIGNAL(presetLogoDownloadError()),

                   this, SLOT(presetLogoDownloadError()));

        ret = EIR_NoDefault;

        break;

    case EIR_ViewCommand_EffectFinished:

        /* when the effect is finished, we start showing the logos  */

        leftCount = iIconIndexArray.count();

        if( leftCount > 0 )

        {

            iConvertTimer->start();

        }

        break;

    default:

        break;

    }

    return ret;

}

void IRFavoritesView::handleItemSelected()

{

    int currentIndex = iListView->currentIndex().row();

    IRQPreset * currentPreset = iModel->getPreset(currentIndex);

    if (currentPreset)

    {

        if(IRQPreset::EIsds == currentPreset->type)

        {

            iPlayController->connectToChannel(currentPreset,EIRQPresetIsds);

        }

        else

        {

            iPlayController->connectToChannel(currentPreset,EIRQPresetAdhoc);

        }

    }        

}

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

// IRFavoritesView::clearAllList()

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

void IRFavoritesView::clearAllFavorites()

{

    iIconIndexArray.clear();

    iModel->clearFavoriteDB();   

    iIsdsClient->isdsLogoDownCancelTransaction();

    iConvertTimer->stop();

    updateView();

}

void IRFavoritesView::networkRequestNotified(IRQNetworkEvent aEvent)

{

    if (getViewManager()->currentView() != this)

    {

        return;

    }

    switch (aEvent)

    {

    case EIRQNetworkConnectionEstablished:

        iApplication->closeConnectingDialog();

        if (EIR_UseNetwork_SelectItem == getUseNetworkReason())

        {

            handleItemSelected();

        }

        setUseNetworkReason(EIR_UseNetwork_NoReason);

        break;

    default:

        setCheckedAction();

        break;

    }

}

void IRFavoritesView::prepareMenu()

{

    HbMenu *viewMenu = menu();

    viewMenu->removeAction(iClearFavoriteAction);

    if (iModel->rowCount() > 0)

    {

        viewMenu->insertAction(iOpenWebAddressAction, iClearFavoriteAction);

    }

}

void IRFavoritesView::startConvert(int aIndex)

{     

    QString url = iModel->getImgUrl(aIndex);

    IRQPreset tempPreset;

    tempPreset.imgUrl = url;

    tempPreset.type = IRQPreset::EIsds;

    iIsdsClient->isdsLogoDownSendRequest(&tempPreset, 0, KBitmapSize, KBitmapSize); 

}

//if the logo is downloaded ok

void IRFavoritesView::presetLogoDownload(IRQPreset* aPreset)

{

    if (NULL == aPreset)

    {

        presetLogoDownloadError();

        return;

    }

    delete iLogoPreset;

    iLogoPreset = aPreset;

    if (iLogoPreset->logoData != KNullDesC8)

    {

        const unsigned char * logoData = iLogoPreset->logoData.Ptr();

        QPixmap tempMap;

        bool ret = tempMap.loadFromData(logoData,iLogoPreset->logoData.Length());

        if( ret )

        {

            QIcon convertIcon(tempMap);

            HbIcon *hbIcon = new HbIcon(convertIcon);

            int index = iIconIndexArray[0];

            iModel->setLogo(hbIcon, index);

            iIconIndexArray.removeAt(0);

            int leftCount = iIconIndexArray.count();

            if( leftCount > 0 )

            {

                iConvertTimer->start();  

            }            

            return;             

        }        

    }    

    presetLogoDownloadError();

}

//if the logo download fails

void IRFavoritesView::presetLogoDownloadError()

{

    iIconIndexArray.removeAt(0);

    int leftCount = 0;

    leftCount = iIconIndexArray.count();

    if( leftCount > 0 )

    {

        iConvertTimer->start();

    }    

}

void IRFavoritesView::convertAnother()

{

    iConvertTimer->stop();

    int leftCount = iIconIndexArray.count();

    if (0 != leftCount)

    {

        startConvert(iIconIndexArray[0]);

    }

}

void IRFavoritesView::modelChanged()

{

    QString headingStr = tr("Favorites") + " (" + QString::number(iModel->rowCount()) + ")";

    setHeadingText(headingStr);

    iIconIndexArray.clear();

    for (int i = 0; i < iModel->rowCount(); ++i)

    {

        if (iModel->getImgUrl(i) != "")

        {

            iIconIndexArray.append(i);

        }

    }

    iListView->reset();

    iListView->setCurrentIndex(iModel->index(0));

}

/*

 * Description : set the checked action in toolbar. for favoritesview, iFavoritesAction should

 *               be checked

 */

void IRFavoritesView::setCheckedAction()

{

    iFavoritesAction->setChecked(true);

}

void IRFavoritesView::listViewLongPressed(HbAbstractViewItem *aItem, const QPointF& aCoords)

{

    Q_UNUSED(aItem);             

    HbMenu *contextMenu = 0;

    HbAction *action = 0;

    contextMenu = new HbMenu(); 

    action = contextMenu->addAction(QString(hbTrId("txt_common_menu_delete")));

    action->setObjectName("delete");

    action = contextMenu->exec(aCoords);

    if( action )

    {

        QString objectName = action->objectName();      

        if( objectName == "delete")

        {

            deleteContextAction();                            

        }

    }          

} 

void IRFavoritesView::deleteContextAction()

{

    int current = iListView->currentIndex().row();

    bool ret = iModel->deleteOneFavorite(current);   

	  if( !ret )

	  {

	    popupNote(hbTrId("txt_irad_info_operation_failed"), HbMessageBox::MessageTypeWarning);

	  }

}