/*

* 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 <hbtoolbar.h>

#include <hbaction.h>

#include <hblistview.h>

#include "irapplication.h"

#include "irviewmanager.h"

#include "irmainview.h"

#include "ircategoryview.h"

#include "irstationsview.h"

#include "irqnetworkcontroller.h"

#include "irmainmodel.h"

#include "irqenums.h"

#include "iruidefines.h"

//                                          public functions

/*

 * Description : constructor

 */

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

                                                      IrAbstractListViewBase(aApplication, aViewId),

                                                      iMainModel(NULL)

{

    setFlag(EViewFlag_ClearStackWhenActivate|EViewFlag_StickyViewEnabled);

	iLoader.load(ABSTRACT_LIST_VIEW_BASE_LAYOUT_FILENAME, ABSTRACT_LIST_VIEW_BASE_WITH_TOOLBAR_SECTION);

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

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

	{

	}

}

/*

 * Description : destructor

 */

IRMainView::~IRMainView()

{

}

//                                       slots functions

/*

 * Description : slot function when an item in a list is clicked. if network is not opened yet,

 *               choose access point firstly. Afterwards, issue a request through isds client

 *               to get category list or popular stations

 * Parameters  : aItem : pointer to the clicked item

 */

void IRMainView::handleItemSelected()

{ 

    QModelIndex index = iListView->currentIndex();

    int currentRow = index.row();

    IRCategoryView *categoryView = NULL;

	if (ERecentlyPlayedStations == currentRow)

	{

        getViewManager()->activateView(EIRView_HistoryView);

	}

	else if (EBrowseByLanguage == currentRow)

	{

	    categoryView = static_cast<IRCategoryView*>(getViewManager()->getView(EIRView_CategoryView, true));

	    categoryView->loadCategory(IRQIsdsClient::ELanguages);

	}

	else if (EBrowseByCountry == currentRow)

	{

	    categoryView = static_cast<IRCategoryView*>(getViewManager()->getView(EIRView_CategoryView, true));

	    categoryView->loadCategory(IRQIsdsClient::ECountries);

	}

	else if (ESongsPlayed == currentRow)

	{

	    getViewManager()->activateView(EIRView_SongHistoryView);

	}

	else if (EPlayList == currentRow)

	{

	    getViewManager()->activateView(EIRView_PlsView);

	}

}

/*

 * Description : set the checked action in toolbar. For main view, iCollectionsAction should

 *               be checked

 */

void IRMainView::setCheckedAction()

{

    iCollectionsAction->setChecked(true);

}

/*

 * Description : slot function for active network event

 * Parameters  : aEvent, see the definition of IRQNetworkEvent

 */

void IRMainView::networkRequestNotified(IRQNetworkEvent aEvent)

{

    //simulate the item is clicked

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

    {

        return;

    }

    switch (aEvent)

    {

    case EIRQNetworkConnectionEstablished:

        if (EIR_UseNetwork_SelectItem == getUseNetworkReason())

        {

            handleItemSelected();

        }

        break;

    default:

        setCheckedAction();

        break;

    }

    setUseNetworkReason(EIR_UseNetwork_NoReason);

}

/*

 * Description : check wether the content we need is already cached

 *  

 */

void IRMainView::itemAboutToBeSelected(bool& aNeedNetwork)

{

    QModelIndex index = iListView->currentIndex();

    int currentRow = index.row();    

    if (EBrowseByLanguage == currentRow)

    {

        aNeedNetwork = !iIsdsClient->isdsIsCategoryCached(IRQIsdsClient::ELanguages);

    }

    else if (EBrowseByCountry == currentRow)

    {        

        aNeedNetwork = !iIsdsClient->isdsIsCategoryCached(IRQIsdsClient::ECountries);

    }     

    else if( ESongsPlayed == currentRow )

    {

        aNeedNetwork = false;

    }

    else if( ERecentlyPlayedStations == currentRow)

    {

        aNeedNetwork = false;

    }

    else if (EPlayList == currentRow)

    {

        aNeedNetwork = false;

    }

    else  

    {

        aNeedNetwork = true;         

    }         

}

void IRMainView::updateView()

{

    IrAbstractListViewBase::updateView();

    iMainModel->checkUpdate();

}

void IRMainView::lazyInit()

{

    if (!initCompleted())

    {

        IrAbstractListViewBase::lazyInit();

        initToolBar();

        setCheckedAction();

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

                this, SLOT(networkRequestNotified(IRQNetworkEvent)));

        iMainModel = new IRMainModel(iApplication->getPlayList(), this);

        iMainModel->checkUpdate();

        iListView->setModel(iMainModel);

        setInitCompleted(true);

    }

}

void IRMainView::initToolBar()

{

    HbToolBar *viewToolBar = toolBar();

    viewToolBar->addAction(iGenresAction);

    viewToolBar->addAction(iCollectionsAction);

    viewToolBar->addAction(iFavoritesAction);

    viewToolBar->addAction(iSearchAction);

}