/*

* 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:

*

*/

// System includes

#include <QApplication>

#include <QStringList>

#include <QDateTime>

#ifndef BUILD_WIN32

#   include <XQSettingsManager>

#   include <XQPublishAndSubscribeSettingsKey>

#   include <XQPublishAndSubscribeUtils>

#endif

// User includes

#include "radiouiengine.h"

#include "radiouiengine_p.h"

#include "radioenginewrapper.h"

#include "radiostationmodel.h"

#include "radiostationmodel_p.h"

#include "radiohistorymodel.h"

#include "radiopresetstorage.h"

#include "radiosettings.h"

#include "radiostation.h"

#include "radioscannerengine.h"

#include "radiostationhandlerif.h"

#include "radiocontrolservice.h"

#include "radiomonitorservice.h"

#include "radioservicedef.h"

#include "radiologger.h"

/*!

 *

 */

RadioUiEnginePrivate::RadioUiEnginePrivate( RadioUiEngine* engine ) :

    q_ptr( engine ),

    mPowerOffTimer( NULL )

{

}

/*!

 *

 */

RadioUiEnginePrivate::~RadioUiEnginePrivate()

{

#ifndef BUILD_WIN32

    XQSettingsManager settingsManager;

    XQPublishAndSubscribeUtils utils( settingsManager );

    XQPublishAndSubscribeSettingsKey radioStartupKey( KRadioPSUid, KRadioStartupKey );

    bool deleted = utils.deleteProperty( radioStartupKey );

    LOG_ASSERT( deleted, LOG( "RadioUiEnginePrivate::~RadioUiEnginePrivate(). Failed to remove P&S key" ) );

#endif

}

/*!

 *

 */

RadioUiEngine& RadioUiEnginePrivate::api()

{

    Q_Q( RadioUiEngine );

    return *q;

}

/*!

 *

 */

bool RadioUiEnginePrivate::init()

{

    mControlService.reset( new RadioControlService( *q_ptr ) );

    mMonitorService.reset( new RadioMonitorService( *this ) );

    mStationModel.reset( new RadioStationModel( *this ) );

    mEngineWrapper.reset( new RadioEngineWrapper( mStationModel->stationHandlerIf() ) );

    if ( !mEngineWrapper->init() ) {

        return false;

    }

    mEngineWrapper->addObserver( this );

    mPresetStorage.reset( new RadioPresetStorage() );

    mStationModel->initialize( mPresetStorage.data(), mEngineWrapper.data() );

    mHistoryModel.reset( new RadioHistoryModel( *q_ptr ) );

#ifndef BUILD_WIN32

    // Write the startup timestamp to P&S key for the homescreen widget

    XQSettingsManager settingsManager;

    XQPublishAndSubscribeUtils utils( settingsManager );

    XQPublishAndSubscribeSettingsKey radioStartupKey( KRadioPSUid, KRadioStartupKey );

    bool defined = utils.defineProperty( radioStartupKey, XQSettingsManager::TypeInt );

    if ( defined ) {

        settingsManager.writeItemValue( radioStartupKey, (int)QDateTime::currentDateTime().toTime_t() );

    }

#endif

    mMonitorService->init();

    return true;

}

/*!

 *

 */

void RadioUiEnginePrivate::cancelSeeking()

{

    mEngineWrapper->cancelSeeking();

}

/*!

 *

 */

RadioEngineWrapper& RadioUiEnginePrivate::wrapper()

{

    return *mEngineWrapper;

}

/*!

 *

 */

void RadioUiEnginePrivate::tunedToFrequency( uint frequency, int reason )

{

    Q_Q( RadioUiEngine );

    q->emitTunedToFrequency( frequency, reason );

}

/*!

 *

 */

void RadioUiEnginePrivate::radioStatusChanged( bool radioIsOn )

{

    Q_Q( RadioUiEngine );

    q->emitRadioStatusChanged( radioIsOn );

}

/*!

 *

 */

void RadioUiEnginePrivate::rdsAvailabilityChanged( bool available )

{

    Q_Q( RadioUiEngine );

    q->emitRdsAvailabilityChanged( available );

}

/*!

 *

 */

void RadioUiEnginePrivate::increaseVolume()

{

    Q_Q( RadioUiEngine );

    if( q->isScanning() ){

        // volume not changed while scanning

    } else {

        mEngineWrapper->increaseVolume();

    }

}

/*!

 *

 */

void RadioUiEnginePrivate::decreaseVolume()

{

    Q_Q( RadioUiEngine );

    if( q->isScanning() ) {

        // volume not changed while scanning

    } else {

        mEngineWrapper->decreaseVolume();

    }

}

/*!

 *

 */

void RadioUiEnginePrivate::volumeChanged( int volume )

{

    Q_Q( RadioUiEngine );

    q->emitVolumeChanged( volume );

}

/*!

 *

 */

void RadioUiEnginePrivate::muteChanged( bool muted )

{

    Q_Q( RadioUiEngine );

    q->emitMuteChanged( muted );

}

/*!

 *

 */

void RadioUiEnginePrivate::audioRouteChanged( bool loudspeaker )

{

    Q_Q( RadioUiEngine );

    q->emitAudioRouteChanged( loudspeaker );

}

/*!

 *

 */

void RadioUiEnginePrivate::antennaStatusChanged( bool connected )

{

    Q_Q( RadioUiEngine );

    q->emitAntennaStatusChanged( connected );

}

/*!

 *

 */

void RadioUiEnginePrivate::skipPrevious()

{

    skip( StationSkip::PreviousFavorite, 0, TuneReason::SkipFromEngine );

}

/*!

 *

 */

void RadioUiEnginePrivate::skipNext()

{

    skip( StationSkip::NextFavorite, 0, TuneReason::SkipFromEngine );

}

/*!

 * Tunes to next or previous station

 */

uint RadioUiEnginePrivate::skip( StationSkip::Mode mode, uint startFrequency, const int reason )

{

    LOG_FORMAT( "RadioUiEnginePrivate::skip: mode: %d", mode );

    if ( startFrequency == 0 ) {

        startFrequency = mEngineWrapper->currentFrequency();

    }

    const int favoriteCount = mStationModel->favoriteCount();

    if ( favoriteCount < 2 ) {

        if ( mode == StationSkip::NextFavorite ) {

            mode = StationSkip::Next;

        } else if ( mode == StationSkip::PreviousFavorite ) {

            mode = StationSkip::Previous;

        }

    }

    const RadioStation station = mStationModel->findClosest( startFrequency, mode );

    if ( station.isValid() ) {

        const uint newFrequency = station.frequency();

        LOG_FORMAT( "RadioUiEnginePrivate::skip. CurrentFreq: %u, tuning to: %u", startFrequency, newFrequency );

        mEngineWrapper->setFrequency( newFrequency, reason );

        return newFrequency;

    }

    return startFrequency;

}