/****************************************************************************

**

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the Qt Mobility Components.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#include "xqsettingsmanager_p.h"

#include <QVariant>

#include "settingshandlerbase.h"

#include "ccentralrepositoryhandler.h"

#include "cpublishandsubscribehandler.h"

XQSettingsManagerPrivate::XQSettingsManagerPrivate(XQSettingsManager* settingsManager) 

    : q(settingsManager)

{   

}

XQSettingsManagerPrivate::~XQSettingsManagerPrivate()

{

    foreach (SettingsHandlerBase* handler, m_centralRepositoryHandlers)

        delete handler;

    foreach (SettingsHandlerBase* handler, m_publishAndSubscribeHandlers)

        delete handler;

}

QVariant XQSettingsManagerPrivate::readItemValue(const XQSettingsKey& key, XQSettingsManager::Type type)

{

    SettingsHandlerBase* handler = handlerInstance(key);

    if (handler)

    {

        return handler->handleReadItemValue(key, type, iError);

    }

    return QVariant();

}

bool XQSettingsManagerPrivate::writeItemValue(const XQSettingsKey& key, const QVariant& value)

{

    SettingsHandlerBase* handler = handlerInstance(key);

    if (handler)

    {

        return handler->handleWriteItemValue(key, value, iError);

    }

    return false;

}

bool XQSettingsManagerPrivate::startMonitoring(const XQSettingsKey& key, XQSettingsManager::Type type)

{

    SettingsHandlerBase* handler = handlerInstance(key);

    if (handler)

    {

        return handler->handleStartMonitoring(key, type, *this, iError);

    }

    return false;

}

bool XQSettingsManagerPrivate::stopMonitoring(const XQSettingsKey& key)

{

    SettingsHandlerBase* handler = NULL;

    const long int uid = key.uid();

    switch (key.target())

    {

        case XQSettingsKey::TargetCentralRepository:

            if (m_centralRepositoryHandlers.contains(uid))

            {

                handler = m_centralRepositoryHandlers.value(uid);

            }

            break;

        case XQSettingsKey::TargetPublishAndSubscribe:

            if (m_publishAndSubscribeHandlers.contains(uid))

            {

                handler = m_publishAndSubscribeHandlers.value(uid);

            }

            break;

        default:

            break;

    }

    if (handler)

    {

        return handler->handleStopMonitoring(key, iError);

    }

    iError = KErrNotFound;

    return false;

}

XQSettingsManager::Error XQSettingsManagerPrivate::error() const

{

    switch (iError) 

    {

        case KErrNone:

            return XQSettingsManager::NoError;

        case KErrNoMemory:

            return XQSettingsManager::OutOfMemoryError;

        case KErrNotFound:

            return XQSettingsManager::NotFoundError;

        case KErrAlreadyExists:

            return XQSettingsManager::AlreadyExistsError;

        case KErrPermissionDenied:

            return XQSettingsManager::PermissionDeniedError;

        case KErrArgument:

            return XQSettingsManager::BadTypeError;

        case KErrNotSupported:

            return XQSettingsManager::NotSupportedError;

        default:

            qDebug("XQSettingsManagerPrivate::error() iError = %d", iError);

            return XQSettingsManager::UnknownError;

    }    

}

CCentralRepositoryHandler* XQSettingsManagerPrivate::cenRepHandlerInstance(long int repositoryUid)

{

    CCentralRepositoryHandler* handler = NULL;

    if (m_centralRepositoryHandlers.contains(repositoryUid))

    {

        handler = m_centralRepositoryHandlers.value(repositoryUid);

    }

    else

    {

        TUid uid;

        uid.iUid = repositoryUid;

        TRAP(iError, handler = CCentralRepositoryHandler::NewL(uid);)

        if (handler)

        {

            static_cast<SettingsHandlerBase*>(handler)->setObserver(this);

            m_centralRepositoryHandlers[repositoryUid] = handler;

        }

    }

    return handler;

}

CPublishAndSubscribeHandler* XQSettingsManagerPrivate::pubSubHandlerInstance(long int categoryUid)

{

    CPublishAndSubscribeHandler* handler = NULL;

    if (m_publishAndSubscribeHandlers.contains(categoryUid))

    {

        handler = m_publishAndSubscribeHandlers.value(categoryUid);

    }

    else

    {

        TUid uid;

        uid.iUid = categoryUid;

        TRAP(iError, handler = CPublishAndSubscribeHandler::NewL(uid);)

        if (handler)

        {

            static_cast<SettingsHandlerBase*>(handler)->setObserver(this);

            m_publishAndSubscribeHandlers[categoryUid] = handler;

        }

    }

    return handler;

}

SettingsHandlerBase* XQSettingsManagerPrivate::handlerInstance(const XQSettingsKey& key)

{

    SettingsHandlerBase* handler = NULL;

    const XQSettingsKey::Target target = key.target();

    switch (target)

    {

        case XQSettingsKey::TargetCentralRepository:

            handler = cenRepHandlerInstance(key.uid());

            break;

        case XQSettingsKey::TargetPublishAndSubscribe:

            handler = pubSubHandlerInstance(key.uid());

            break;

        default:

            break;

    }

    return handler;

}

void XQSettingsManagerPrivate::valueChanged(const XQSettingsKey& key, XQSettingsManager::Type type)

{

    emit q->valueChanged(key, readItemValue(key, type));

}

void XQSettingsManagerPrivate::itemDeleted(const XQSettingsKey& key)

{

    XQSettingsKey deletedKey(key);

    stopMonitoring(deletedKey);

    emit q->itemDeleted(deletedKey);

}

// End of file