/*

* 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:  

*

*/

// System includes

#include <xqsettingsmanager.h>

#include <xqsettingskey.h>

#include <psmsrvdomaincrkeys.h>

// User includes

#include "wlansettings.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "wlansettingsTraces.h"

#endif

/*!

   \class WlanSettings

   \brief WlanSettings is a wrapper class for CWlanSettingsImpl.

*/

// External function prototypes

// Local constants

/**  Default value for Scan Interval. */

const int KDefaultScanInterval = 5;

// ======== MEMBER FUNCTIONS ========

/*!

    Constructor.

*/

WlanSettings::WlanSettings() :

    QObject(), mPsmKeyValue(0)

{

    OstTraceFunctionEntry1(WLANSETTINGS_WLANSETTINGS_ENTRY, this);

    OstTraceFunctionExit1(WLANSETTINGS_WLANSETTINGS_EXIT, this);

}

/*!

    Destructor.

*/

WlanSettings::~WlanSettings()

{

    OstTraceFunctionEntry1(DUP1_WLANSETTINGS_WLANSETTINGS_ENTRY, this);

    delete mImpl;

    OstTraceFunctionExit1(DUP1_WLANSETTINGS_WLANSETTINGS_EXIT, this);

}

/*!

    Creates the CWlanSettingsImpl object for reading/writing settings.

    \return Error code.

*/

int WlanSettings::init()

{

    OstTraceFunctionEntry1(WLANSETTINGS_INIT_ENTRY, this);

    readPsmKey();

    TRAPD(error,(mImpl = CWlanSettingsPrivate::NewL(mPsmKeyValue)));

    OstTraceFunctionExit1(WLANSETTINGS_INIT_EXIT, this);

    return error;

}

void WlanSettings::readPsmKey()

{

    OstTraceFunctionEntry1(WLANSETTINGS_READPSMKEY_ENTRY, this);

    QScopedPointer<XQSettingsManager> settingsManager;

    settingsManager.reset(new XQSettingsManager());

    XQSettingsKey key(XQSettingsKey::TargetCentralRepository,

            KCRUidPowerSaveMode.iUid, KPsmCurrentMode);

    QVariant keyValue = settingsManager->readItemValue(key);

    mPsmKeyValue = keyValue.toInt();

    OstTraceFunctionExit1(WLANSETTINGS_READPSMKEY_EXIT, this);

}

/*!

    Reads the WLAN setting values.

    \return Error code.

*/

int WlanSettings::loadSettings()

{

    OstTraceFunctionEntry1(WLANSETTINGS_LOADSETTINGS_ENTRY, this);

    TRAPD(error, mImpl->LoadDBSettingsL());

    OstTraceFunctionExit1(WLANSETTINGS_LOADSETTINGS_EXIT, this);

    return error;

}

/*!

    Function to get the scan network type.

    \return ScanNetworkType which is automatic or user-defined.

*/

WlanSettings::ScanNetworkType WlanSettings::scanNetworkType()

{

    OstTraceFunctionEntry1(WLANSETTINGS_SCANNETWORKTYPE_ENTRY, this);

    ScanNetworkType scanType;

    uint scanInterval = mImpl->ScanInterval();

    if (scanInterval == KWlanSettingsScanNetworkAuto) {

        scanType = EScanNetworkAuto;

    }

    else {

        scanType = EScanNetworkUserDefined;

    }

    OstTraceFunctionExit1(WLANSETTINGS_SCANNETWORKTYPE_EXIT, this);

    return scanType;

}

/*!

    Function to get the scan interval.

    \return Scan interval  in minutes.

*/

uint WlanSettings::scanInterval()

{

    OstTraceFunctionEntry1(WLANSETTINGS_SCANINTERVAL_ENTRY, this);

    uint scanInterval = mImpl->ScanInterval();

    if (scanInterval == KWlanSettingsScanNetworkAuto) {

        scanInterval = KDefaultScanInterval;

    }

    OstTraceFunctionExit1(WLANSETTINGS_SCANINTERVAL_EXIT, this);

    return scanInterval;

}

/*!

    Function to get Power Saving Option.

    \return True if Power Saving option is enabled, otherwise False.

*/

int WlanSettings::isPowerSavingEnabled() const

{

    return mImpl->PowerSaving();

}

/*!

    Function to set Power Saving Option.

    \param powerSavingOption True to enable or false to disable power saving option. 

    \return Error code.

*/

int WlanSettings::setWlanPowerSaving(int powerSavingOption)

{

    OstTraceFunctionEntry1(WLANSETTINGS_SETWLANPOWERSAVING_ENTRY, this);

    mImpl->SetPowerSaving(powerSavingOption);

    TRAPD(error, mImpl->SaveDBSettingsL(CWlanSettingsPrivate::EWlanPowerSaving));

    OstTraceFunctionExit1(WLANSETTINGS_SETWLANPOWERSAVING_EXIT, this);

    return error;

}

/*!

    Function to set Scan interval.

    \param scanInterval Scan interval in minutes. 

    \return Error code.

*/

int WlanSettings::setWlanScanInterval(uint scanInterval)

{

    OstTraceFunctionEntry1(WLANSETTINGS_SETWLANSCANINTERVAL_ENTRY, this);

    mImpl->SetScanInterval(scanInterval);

    TRAPD(error, mImpl->SaveDBSettingsL(CWlanSettingsPrivate::EWlanScanInterval));

    OstTraceFunctionExit1(WLANSETTINGS_SETWLANSCANINTERVAL_EXIT, this);

    return error;

}

/*!

    Function to get Join WLAN networks option.

    \return 0 for Known, 1 for Manual.

*/

int WlanSettings::joinWlanMode() const

{

    return mImpl->JoinWlanMode();

}

/*!

    Function to set Join WLAN networks option.

    \param mode 0 for Known, 1 for Manual. 

    \return Error code.

*/

int WlanSettings::setJoinWlanMode(int mode)

{

    OstTraceFunctionEntry1(WLANSETTINGS_SETJOINWLANMODE_ENTRY, this);

    TRAPD(error, mImpl->SaveJoinWlanSettingL(mode));

    OstTraceFunctionExit1(WLANSETTINGS_SETJOINWLANMODE_EXIT, this);

    return error;

}

/*!

    Function to get Power Saving status of the device.

    \return True if Power Saving is enabled.

*/

int WlanSettings::isPsmEnabled() const

{

    return mImpl->IsPsmEnabled();

}