/*

* 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 <hbtoolbar.h>

#include <hbaction.h>

#include <hbmenu.h>

#include <hbgroupbox.h>

#include <hbselectiondialog.h>

#include <QPixmap>

#include <QTimer>

#include "irviewmanager.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"

#include "iruidefines.h"

#include "irstationshare.h"

#include "irstationdetailsview.h"

const int KBitmapSize = 59;

const QString KActionShareName("Share");

const QString KActionDeleteName("Delete");

const QString KActionRenameName("Rename");

const QString KActionDetailsName("Details");

//                                        public functions

/*

 * Description : constructor

 */

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

                                 : IrAbstractListViewBase(aApplication, aViewId),

                                   iMultiDeleteDialog(NULL),

                                   iMultiDeleteAction(NULL),

                                   iLogoPreset(NULL)

{    

    setFlag(EViewFlag_ClearStackWhenActivate|EViewFlag_StickyViewEnabled);

    //if this view is not starting view, finish all initialization in constructor

    if (getViewManager()->views().count() > 0)

    {

        normalInit();

    }

}

/*

 * Description : destructor

 */

IRFavoritesView::~IRFavoritesView()

{

    delete iLogoPreset;

    iLogoPreset = NULL;

    delete iMultiDeleteDialog;

}

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

{

    Q_UNUSED(aReason);

    if (!initCompleted())

    {

        return EIR_DoDefault;

    }

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

    int leftCount = 0;

    switch (aCommand)

    {

    case EIR_ViewCommand_TOBEACTIVATED:       

        iModel->checkFavoritesUpdate();

        ret = EIR_NoDefault;

        break;

    case EIR_ViewCommand_ACTIVATED:        

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

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

        connect(iIsdsClient, SIGNAL(presetLogoDownloadError()),

                this, SLOT(presetLogoDownloadError()));

        leftCount = iIconIndexArray.count();

        if( leftCount > 0 )

        {

            iConvertTimer->start();

        }

        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;

    default:

        break;

    }

    return ret;

}

void IRFavoritesView::lazyInit()

{

    if (!initCompleted())

    {

        normalInit();

        //initialization from handleCommand()

        handleCommand(EIR_ViewCommand_TOBEACTIVATED, EIR_ViewCommandReason_Show);

        handleCommand(EIR_ViewCommand_ACTIVATED, EIR_ViewCommandReason_Show);

    }

}

void IRFavoritesView::normalInit()

{

    if (!initCompleted())

    {

        IrAbstractListViewBase::lazyInit();

        initToolBar();

        iModel = new IRFavoritesModel(iFavorites, this);

        iListView->setModel(iModel);

        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()));

        setInitCompleted(true);

    }

}

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::deleteFavorites()

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

void IRFavoritesView::deleteFavorites()

{

    if (NULL == iMultiDeleteDialog)

    {

        iMultiDeleteDialog = new HbSelectionDialog;        

        iMultiDeleteDialog->setSelectionMode(HbAbstractItemView::MultiSelection);

        HbGroupBox * header = new HbGroupBox;

        header->setHeading(hbTrId("txt_irad_select_items_to_delete"));

        iMultiDeleteDialog->setHeadingWidget(header);

        QList<QAction *> oriActions = iMultiDeleteDialog->actions();

        for(int i = 0; i< oriActions.count(); i++)

        {

            iMultiDeleteDialog->removeAction(oriActions.at(i));

            delete oriActions.at(i);

        }

        iMultiDeleteDialog->addAction(new HbAction(hbTrId("txt_common_button_delete")));

        iMultiDeleteDialog->addAction(new HbAction(hbTrId("txt_common_button_cancel")));

    }

    iMultiDeleteDialog->setModel(iModel);

    iMultiDeleteDialog->open(this,SLOT(deleteDialogClosed(HbAction*)));

}

void IRFavoritesView::networkRequestNotified(IRQNetworkEvent aEvent)

{

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

    {

        return;

    }

    switch (aEvent)

    {

    case EIRQNetworkConnectionEstablished:

        if (EIR_UseNetwork_SelectItem == getUseNetworkReason())

        {

            handleItemSelected();

        }        

        break;

    default:

        setCheckedAction();

        break;

    }

    setUseNetworkReason(EIR_UseNetwork_NoReason);

}

void IRFavoritesView::prepareMenu()

{

    if (NULL == iMultiDeleteAction)

    {

        iMultiDeleteAction = new HbAction(hbTrId("txt_irad_opt_delete_favorites"), menu());

        connect(iMultiDeleteAction, SIGNAL(triggered()), this, SLOT(deleteFavorites()));

    }

    HbMenu *viewMenu = menu();

    viewMenu->removeAction(iMultiDeleteAction);

    HbAction * settingAction = qobject_cast<HbAction *>(iLoader.findObject(SETTINGS_ACTION));

    if (iModel->rowCount() > 0)

    {

        viewMenu->insertAction(settingAction, iMultiDeleteAction);

    }

}

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 = QString::number(iModel->rowCount()) + QString(" ") + hbTrId("txt_irad_subtitle_stations");

    setHeadingText(headingStr);

    updateIconIndexArray();

    iListView->reset();

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

}

void IRFavoritesView::deleteDialogClosed(HbAction *aAction)

{

    if (iMultiDeleteDialog->actions().at(0) == aAction)

    {

        QModelIndexList selectedIndexes = iMultiDeleteDialog->selectedModelIndexes();

        if (!selectedIndexes.empty())

        {

            if (!iIconIndexArray.empty())

            {

                iIsdsClient->isdsLogoDownCancelTransaction();

                iConvertTimer->stop();

            }

            if(!iModel->deleteMultiFavorites(selectedIndexes))

            {

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

            }

            updateIconIndexArray();

            QString headingStr = QString::number(iModel->rowCount()) + QString(" ") + hbTrId("txt_irad_subtitle_stations");

            setHeadingText(headingStr);  

            if (!iIconIndexArray.empty())

            {

                iConvertTimer->start();

            }

        }

    }

    iMultiDeleteDialog->setModel(NULL);    

}

void IRFavoritesView::actionClicked(HbAction *aAction)

{

    if ( aAction )

    {

        QString objectName = aAction->objectName();

        if (objectName == KActionShareName)

        {

            shareContextAction();

        }

        else if ( objectName == KActionDeleteName)

        {

            deleteContextAction();                            

        }

        else if (objectName == KActionRenameName)

        {

            renameContextAction();

        }

        else if (objectName == KActionDetailsName)

        {

            detailsContextAction();

        }

    } 

}

/*

 * 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);         

    Q_UNUSED(aCoords);

    HbAction *action = NULL;

    HbMenu *contextMenu = new HbMenu(); 

    contextMenu->setAttribute(Qt::WA_DeleteOnClose);

    connect(contextMenu, SIGNAL(triggered(HbAction*)), this, SLOT(actionClicked(HbAction*)));

    action = contextMenu->addAction(hbTrId("txt_irad_opt_share_station"));

    action->setObjectName(KActionShareName);

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

    action->setObjectName(KActionDeleteName);

    action = contextMenu->addAction(hbTrId("txt_common_menu_rename_item"));

    action->setObjectName(KActionRenameName);

    action = contextMenu->addAction(hbTrId("txt_common_menu_details"));

    action->setObjectName(KActionDetailsName);

    contextMenu->open();         

} 

void IRFavoritesView::shareContextAction()

{

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

}

void IRFavoritesView::updateIconIndexArray()

{

    iIconIndexArray.clear();

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

    {

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

            && !iModel->isLogoReady(i))

        {

            iIconIndexArray.append(i);

        }

    }    

}

void IRFavoritesView::renameContextAction()

{

}

void IRFavoritesView::detailsContextAction()

{   

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

    IRQPreset *channelPreset = iModel->getPreset(selectedItemIndex); 

    IRStationDetailsView *stationDetailsView = static_cast<IRStationDetailsView*>(getViewManager()->getView(EIRView_StationDetailsView, true));

    stationDetailsView->setDetails(channelPreset);    

    getViewManager()->activateView(EIRView_StationDetailsView);

}

void IRFavoritesView::deleteContextAction()

{

    if (!iIconIndexArray.empty())

    {

        iIsdsClient->isdsLogoDownCancelTransaction();

        iConvertTimer->stop();

    }  

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

    if (iModel->deleteOneFavorite(current))

    {

        updateIconIndexArray();

        QString headingStr = QString::number(iModel->rowCount()) + QString(" ") + hbTrId("txt_irad_subtitle_stations");

        setHeadingText(headingStr);          

    }

    else

    {

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

    }

    if (!iIconIndexArray.empty())

    {

        iConvertTimer->start();

    }    

}