/*

* 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 <hbpushbutton.h>

#include <hbtoolbar.h>

#include <hbaction.h> 

#include <QFont>

#include <QActionGroup> 

#include <QSizePolicy> 

#include <QStringList>

#include <QStringListModel> 

#include <QTimer>

#include "irqisdsdatastructure.h"

#include "irsearchchannelsview.h" 

#include "irabstractviewmanager.h" 

#include "irstationsview.h" 

#include "irqnetworkcontroller.h" 

#include "irbannerlabel.h"  

#include "irqmetadata.h"

#include "irplaycontroller.h"

#include "irqisdsclient.h"

#include "irapplication.h" 

#include "irsearchcriteriadb.h"

#include "ircombobox.h"

#include "iruidefines.h" 

const QString KInitialString = "Input key string";  

IRSearchChannelsView::IRSearchChannelsView(IRApplication* aApplication,

        TIRViewId aViewId): IRBaseView(aApplication, aViewId),iCollectionsAction(NULL),iFavoritesAction(NULL),

        iGenresAction(NULL),iSearchAction(NULL),iSearchButton(NULL),iSearchText(NULL),iSearchIconLabel(NULL),

        iSearchCombobox(NULL),iFirstTime(true),iBannerLabel(NULL),iDB(NULL)

{

    // Create widget hierarchy

    setObjectName( SEARCH_CHANNELS_VIEW_OBJECT_VIEW );

    // List existing root elements - this allows us to refer to objects in the XML 

    // which are created outside the document.

    QObjectList roots;

    roots.append( this );

    iLoader.setObjectTree( roots );

    iLoader.load(SEARCH_CHANNELS_VIEW_LAYOUT_FILENAME);

    iLoader.load(SEARCH_CHANNELS_VIEW_LAYOUT_FILENAME,SEARCH_CHANNELS_VIEW_NO_PLAYINGBANNER_SECTION); 

    iSearchCombobox = qobject_cast<IrComboBox *> (iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_SEARCHKEY_LABEL));       

    iSearchButton = qobject_cast<HbPushButton *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_SEARCHKEY_BUTTON));    

    iBannerLabel = qobject_cast<IrNowPlayingBannerLabel *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_PLAYING_BANNER));

    initContentWidget();

    initToolBar();    

    initMenu();        

    createDB();   

}

IRSearchChannelsView::~IRSearchChannelsView()

{

    delete iDB;

    iDB = NULL;

}

void IRSearchChannelsView::helpAction()

{

    popupNote(tr("Not ready"), HbMessageBox::MessageTypeInformation);

}

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

{

    Q_UNUSED(aReason);

    TIRHandleResult ret = EIR_DoDefault;

    QString str = "";

    switch (aCommand)

    {

    case EIR_ViewCommand_ACTIVATED:

        updateView();

        iBannerLabel->startAnimation();

        str = iSearchCombobox->currentText();        

        str = str.trimmed();

        if( str == KInitialString || "" == str)

            iSearchButton->setEnabled(false);

        else

            iSearchButton->setEnabled(true);        

        iSearchAction->setChecked(true);

        break;

    case EIR_ViewCommand_DEACTIVATE:              

        iBannerLabel->stopAnimation();

        break;

    }

    return ret;

}

void IRSearchChannelsView::initContentWidget()

{

    iBannerLabel->setFontSpec(HbFontSpec(HbFontSpec::Primary)); 

    iSearchButton->setEnabled(false);    

    iSearchCombobox->setEditable(true);

    iSearchCombobox->setEditText(KInitialString);

    connect(iSearchButton, SIGNAL(clicked(bool)),this, SLOT(startSearch(bool)));

    connect(iSearchCombobox, SIGNAL(editTextChanged(const QString&)), this, SLOT(searchBoxTextChanged(const QString&)));   

    connect(iNetworkController, SIGNAL(networkRequestNotified(IRQNetworkEvent)), this, SLOT(networkRequestNotified(IRQNetworkEvent)));     

    connect(iSearchCombobox, SIGNAL(pressed()), this, SLOT(comboboxClicked()));    

    connect(iPlayController, SIGNAL(metaDataAvailable(IRQMetaData*)), this,

            SLOT(metaDataAvailable(IRQMetaData*)));

    connect(iPlayController, SIGNAL(playingStopped()), this,

            SLOT(removeBanner()));

    connect(iBannerLabel, SIGNAL(pressed()), this, SLOT(gotoNowPlaying()));

}

void IRSearchChannelsView::initMenu()

{          

    HbAction *settings = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_SETTING_ACTION));

    HbAction *openWebAdressAction = qobject_cast<HbAction*>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_OPEN_WEB_ADDRESS_ACTION));

    HbAction *helpAction = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_HELP_ACTION));

    HbAction *exitAction = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_EXIT_ACTION));    

    connect(settings, SIGNAL(triggered()), this, SLOT(launchSettingsView()));

    connect(openWebAdressAction, SIGNAL(triggered()), this, SLOT(openWebAddress()));

    connect(helpAction, SIGNAL(triggered()), this, SLOT(helpAction()));

    connect(exitAction, SIGNAL(triggered()), iApplication, SIGNAL(quit()));

}

void IRSearchChannelsView::initToolBar()

{

    HbToolBar *viewToolBar = qobject_cast<HbToolBar *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_TOOLBAR));

    QActionGroup *actionGroup = new QActionGroup(this);

    iCollectionsAction = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_COLLECTION_ACTION));

    iCollectionsAction->setActionGroup(actionGroup);

    iFavoritesAction = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_FAVORITES_ACTION));

    iFavoritesAction->setActionGroup(actionGroup);

    iGenresAction = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_GENRES_ACTION));

    iGenresAction->setActionGroup(actionGroup);

    iSearchAction = qobject_cast<HbAction *>(iLoader.findObject(SEARCH_CHANNELS_VIEW_OBJECT_SEARCH_ACTION));

    iSearchAction->setActionGroup(actionGroup);

    connect(iCollectionsAction, SIGNAL(triggered()), this, SLOT(collectionsActionClicked()));

    connect(iFavoritesAction, SIGNAL(triggered()), this, SLOT(favoritesActionClicked()));

    connect(iGenresAction, SIGNAL(triggered()), iApplication, SLOT(loadGenre()));    

    iSearchAction->setChecked(true);

}

void IRSearchChannelsView::collectionsActionClicked()

{

    getViewManager()->activateView(EIRView_MainView);

}

void IRSearchChannelsView::favoritesActionClicked()

{

    getViewManager()->activateView(EIRView_FavoritesView);

}

void IRSearchChannelsView::startSearch(bool aBool)

{

    Q_UNUSED(aBool);

    setUseNetworkReason(EIR_UseNetwork_StartSearch);

    if (false == iApplication->verifyNetworkConnectivity())

    {

        return;

    }

    setUseNetworkReason(EIR_UseNetwork_NoReason);

    QString str = iSearchCombobox->currentText();   

    str = str.trimmed();

    if( "" == str )

    {         

        return;

    }

    bool exists = iDB->isAlreadyExist(str);

    if (!exists)

    {

        iDB->addOneCriteria(str);

    }

    IRStationsView *searchResultView =

            static_cast<IRStationsView*> (getViewManager()->getView(

                    EIRView_SearchResultView, true));

    searchResultView->loadSearchResult(str);     

} 

void IRSearchChannelsView::searchBoxTextChanged(const QString &aString)

{

    QString str = aString.trimmed();

    if( "" != str )

    {

        iSearchButton->setEnabled(true);

    }   

    else  

    {

        iSearchButton->setEnabled(false);

    }

}  

void IRSearchChannelsView::cancelRequest()

{

    iIsdsClient->isdsCancelRequest();

} 

void IRSearchChannelsView::networkRequestNotified(IRQNetworkEvent aEvent)

{        

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

    {       

        return;

    }

    switch (aEvent)

    {

    case EIRQNetworkConnectionEstablished:

        iApplication->closeConnectingDialog();

        if(EIR_UseNetwork_StartSearch == getUseNetworkReason())

        {

            QString str = iSearchCombobox->currentText();

            str = str.trimmed();

            if ("" == str)

            {

                return;

            }

            bool exists = iDB->isAlreadyExist(str);

            if (!exists)

            {             

                iDB->addOneCriteria(str);

            }

            IRStationsView *searchResultView = static_cast<IRStationsView*> (getViewManager()->getView(

                            EIRView_SearchResultView, true));

            searchResultView->loadSearchResult(str);

        }

        setUseNetworkReason(EIR_UseNetwork_NoReason);

        break;

    default:

        iSearchAction->setChecked(true);

        break;

    }   

} 

void IRSearchChannelsView::comboboxClicked()

{        

    if( iFirstTime )

    {

        iSearchCombobox->clearEditText();

        iFirstTime = false;        

    }     

}

void IRSearchChannelsView::launchSettingsView()

{

    getViewManager()->activateView(EIRView_SettingsView);

}

void IRSearchChannelsView::openWebAddress()

{

    getViewManager()->activateView(EIRView_OpenWebAddressView);

}

void IRSearchChannelsView::gotoNowPlaying()

{

    Q_ASSERT(iPlayController->isPlaying());

    getViewManager()->activateView(EIRView_PlayingView);

}

void IRSearchChannelsView::addBanner(const QString &aText)

{

    iLoader.load(SEARCH_CHANNELS_VIEW_LAYOUT_FILENAME, SEARCH_CHANNELS_VIEW_WITH_PLAYINGBANNER_SECTION);

    iBannerLabel->setText(aText);

    iBannerLabel->setLoopCount(-1);

}

void IRSearchChannelsView::metaDataAvailable(IRQMetaData* aMetaData)

{

    if (!aMetaData)

    {

        return;

    }

    const QString artistSongName = aMetaData->getArtistSongName();

    if ("" != artistSongName.trimmed() && "-" != artistSongName.trimmed())

    {

        addBanner(aMetaData->getArtistSongName());

    }

    else

    {

        //set the banner text as station name

        IRQPreset *nowPlayingPreset = iPlayController->getNowPlayingPreset();

        Q_ASSERT(nowPlayingPreset);

        addBanner(nowPlayingPreset->name);

    }

}

void IRSearchChannelsView::updateView()

{

    if (iPlayController->isPlaying())

    {

        IRQMetaData *metaData = iPlayController->getMetaData();

        if (metaData && "" != metaData->getArtistSongName().trimmed() &&

            "-" != metaData->getArtistSongName().trimmed())

        {

            //set the banner text as song name

            addBanner(metaData->getArtistSongName());

        }

        else

        {

            //set the banner text as station name

            IRQPreset *nowPlayingPreset = iPlayController->getNowPlayingPreset();

            Q_ASSERT(nowPlayingPreset);

            addBanner(nowPlayingPreset->name);

        }

    }

    else

    {

        removeBanner();    	 

    }

}

void IRSearchChannelsView::removeBanner()

{

    iBannerLabel->stopAnimation();

    iLoader.load(SEARCH_CHANNELS_VIEW_LAYOUT_FILENAME,SEARCH_CHANNELS_VIEW_NO_PLAYINGBANNER_SECTION); 

}

void IRSearchChannelsView::createDB()

{

    iDB = new IRSearchCriteriaDB();

    QStringList strList;

    iDB->getAllCriteria(strList);

    QStringListModel* comboboxListModel = new QStringListModel(iSearchCombobox);

    iSearchCombobox->setModel(comboboxListModel);

    comboboxListModel->setStringList(strList);

    connect(iDB, SIGNAL(dataAdded()),this, SLOT(dbDataChanged()));   

}

void IRSearchChannelsView::dbDataChanged()

{         

    QStringList strList;

    bool ret = iDB->getAllCriteria(strList);

    if (ret)

    {         

        (static_cast<QStringListModel*> (iSearchCombobox->model()))->setStringList(

                strList);

    }    

}