/*

* Copyright (c) 2010 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 "btdelegatepower.h"

#include "btuimodel.h"

#include <hbmessagebox.h>

#include <bluetoothuitrace.h>

#include <hbaction.h>

/*!

    Constructor.

 */

BtDelegatePower::BtDelegatePower( BtuiModel& model, QObject *parent )

    : BtAbstractDelegate( model, parent )

{

    TRAP_IGNORE( mBtengSettings = CBTEngSettings::NewL(this) );

    Q_CHECK_PTR( mBtengSettings );

}

/*!

    Destructor.

 */

BtDelegatePower::~BtDelegatePower()

{

    delete mBtengSettings;

}

void BtDelegatePower::exec( const QVariant &params )

{   

    if (params.toInt()){//turn power OFF

        switchBTOff();     

    }

    else{//turn power ON  

        switchBTOn();

    }

}

void BtDelegatePower::switchBTOn()

{

    int err = 0;

    //check if device is in OFFLINE mode first

    TBTEnabledInOfflineMode enabledInOffline = EBTDisabledInOfflineMode;

    if (checkOfflineMode(enabledInOffline)){

    //if (1){

        if (enabledInOffline){

        //if (1){

            // BT is allowed to be enabled in offline mode, show query.

            HbMessageBox::question( tr("Turn Bluetooth on in offline mode?"),this, SLOT(btOnQuestionClose(HbAction*)));

        }

        else{

            //if BT is not allowed to be enabled in offline mode, show message and complete

            HbMessageBox::warning(tr("Bluetooth not allowed to be turned on in offline mode"),this, SLOT(btOnWarningClose()));

        }

    }

    else{

        //set BT on if the not in offline mode

        err = mBtengSettings->SetPowerState((TBTPowerStateValue)(1));

    }

    if ( err ) {

        QString info = "Unable to switch BT power ON" ;

        emit commandCompleted(KErrGeneral);

    }

}

void BtDelegatePower::btOnQuestionClose(HbAction *action)

{

    HbMessageBox *dlg = static_cast<HbMessageBox*>(sender());

    int err = 0;

    if(action == dlg->actions().at(0)) 

    {

        //user chooses "yes" for using BT in offline 

        err = mBtengSettings->SetPowerState((TBTPowerStateValue)(1));

    }

    else

    {

        //if user chooses "NO", emits the signal

        emit commandCompleted(KErrNone);

    }     

    if ( err ) {

        QString info = "Unable to switch BT power ON" ;

        emit commandCompleted(KErrGeneral);

    }

}

void BtDelegatePower::btOnWarningClose()

{

    emit commandCompleted(KErrNone);        

}

void BtDelegatePower::switchBTOff()

{

    int err = 0;

    err = mBtengSettings->SetPowerState((TBTPowerStateValue)(0));

    if ( err ) {

        QString info = "Unable to switch BT power OFF" ;

        emit commandCompleted(KErrGeneral);

    }

}

void BtDelegatePower::btOffDialogClose(HbAction *action)

{

    Q_UNUSED( action );

}

void BtDelegatePower::PowerStateChanged( TBTPowerStateValue aState )

{

    Q_UNUSED( aState );

    emit commandCompleted(KErrNone);

}

//Method derived from MBTEngSettingsObserver, no need to be implemented here

void BtDelegatePower::VisibilityModeChanged( TBTVisibilityMode aState )

{

    Q_UNUSED( aState );

}

bool BtDelegatePower::checkOfflineMode(TBTEnabledInOfflineMode& aEnabledInOffline)

{

    TCoreAppUIsNetworkConnectionAllowed offline = ECoreAppUIsNetworkConnectionAllowed;  

    mBtengSettings->GetOfflineModeSettings(offline, aEnabledInOffline);

    return (!offline);

}

/*if (params.toBool()) {  // turning power on

        // find out if local device is in offline mode

        QModelIndex idx = mModel->index( Btuim::OfflineMode, 0);

        QVariant var = mModel->data( idx, Qt::EditRole );

        bool offlineMode = var.toBool();

        // find out whether BT is allowed in offline mode

        var = mModel->data( idx, Btuim::SettingAdditionalParam );

        bool activationAllowed = var.toBool();

        if (offlineMode) {

            // in offline mode

            if (activationAllowed) {

                HbMessageBox *messageBox = new HbMessageBox(); 

                // BT is allowed to be enabled in offline mode, show query.

                if (messageBox->question( tr("Activate Bluetooth in offline mode?") )) {

                    ret = mModel->setData(index, value, role);

                }

                delete messageBox;

            }

            else {

                // BT is not allowed to be activated in offline mode, show note.

                HbDialog *mShowOnlyPopup = new HbDialog();

                mShowOnlyPopup->setAttribute(Qt::WA_DeleteOnClose);

                mShowOnlyPopup->setModal(false);

                mShowOnlyPopup->setBackgroundFaded(false);

                mShowOnlyPopup->setDismissPolicy( HbPopup::NoDismiss  );

                mShowOnlyPopup->setTimeout( 5000 );  // 5 sec

                HbLabel *label = new HbLabel( tr("Bluetooth is not allowed in offline mode") );

                label->setAlignment(Qt::AlignCenter);

                QSizeF popupSize(350,100);

                mShowOnlyPopup->setMinimumSize(popupSize);

                mShowOnlyPopup->setContentWidget(label);                

                mShowOnlyPopup->show();

            }

        } 

        else {

            // not in offline mode, forward the request to model. 

            ret =  mModel->setData(index, value, role);    

        }

    }

    else {   // turning power off

        // first check if existing connections

        QModelIndex idx = mModel->index(Btuim::BtConnections, 0);

        QVariant var = mModel->data(idx, Qt::EditRole);

        bool ok;

        TInt connNum = var.toInt( &ok );

        BTUI_ASSERT_X( ok, "BtUiSettingsDelegate::setData", "wrong qvariant type");

        if (connNum) {

            // there is at least 1 active connection, show query.

            HbMessageBox *messageBox = new HbMessageBox(); 

            if (messageBox->question( tr("Turn Bluetooth off even though connections exist?") )) {

                ret = mModel->setData(index, value, role);

            }

            delete messageBox;

        } 

        else {  

            // no active connections exist, forward the request to model.

            ret =  mModel->setData(index, value, role);

        }

    }*/

    //emit commandCompleted(err);

        //return ret;

    //return false;