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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QNEARFIELDTAGIMPL_H
#define QNEARFIELDTAGIMPL_H

#include "nearfieldtagimplcommon_symbian.h"
#include "debug.h"

QTM_BEGIN_NAMESPACE
class QNearFieldTagType1Symbian;
class QNearFieldTagType2Symbian;
class QNearFieldTagType3Symbian;
class QNearFieldTagType4Symbian;

template<typename TAGTYPE>
struct TagConstValue
{
    enum { MaxResponseSize = 4096, Timeout = 100 * 1000 };
};

template<>
struct TagConstValue<QNearFieldTagType1Symbian>
{
    enum { MaxResponseSize = 131, Timeout = 5 * 1000 };
};

template<>
struct TagConstValue<QNearFieldTagType2Symbian>
{
    enum { MaxResponseSize = 18, Timeout = 5 * 1000 };
};

template<>
struct TagConstValue<QNearFieldTagType3Symbian>
{
    enum { MaxResponseSize = 256, Timeout = 500 * 1000 };
};

template <typename TAGTYPE>
class QNearFieldTagImpl : public QNearFieldTagImplCommon
{
public: // From MNearFieldTargetOperation

    void HandleResponse(const QNearFieldTarget::RequestId &id, const QByteArray &command, const QByteArray &response, bool emitRequestCompleted);
    void HandleResponse(const QNearFieldTarget::RequestId &id, const QVariantList& response, int error);
    QVariant decodeResponse(const QByteArray& command, const QByteArray& response);

    void EmitNdefMessageRead(const QNdefMessage &message);
    void EmitNdefMessagesWritten();
    void EmitRequestCompleted(const QNearFieldTarget::RequestId &id);
    void EmitError(int error, const QNearFieldTarget::RequestId &id);

public:
    QNearFieldTagImpl(CNearFieldNdefTarget *tag);
};

template<typename TAGTYPE>
QNearFieldTagImpl<TAGTYPE>::QNearFieldTagImpl(CNearFieldNdefTarget *tag) : QNearFieldTagImplCommon(tag)
{
    TRAP_IGNORE(mResponse.CreateL(TagConstValue<TAGTYPE>::MaxResponseSize));
    mTimeout = TagConstValue<TAGTYPE>::Timeout;
}

template<typename TAGTYPE>
void QNearFieldTagImpl<TAGTYPE>::HandleResponse(const QNearFieldTarget::RequestId &id, const QByteArray &command, const QByteArray &response, bool emitRequestCompleted)
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);
    tag->handleTagOperationResponse(id, command, response, emitRequestCompleted);
    END
}

template<typename TAGTYPE>
void QNearFieldTagImpl<TAGTYPE>::HandleResponse(const QNearFieldTarget::RequestId &id, const QVariantList& response, int error)
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);
    tag->setResponseForRequest(id, response, (error == KErrNone));
    END
}

template<typename TAGTYPE>
QVariant QNearFieldTagImpl<TAGTYPE>::decodeResponse(const QByteArray& command, const QByteArray& response)
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);
    END
    return tag->decodeResponse(command, response);
}

template<typename TAGTYPE>
void QNearFieldTagImpl<TAGTYPE>::EmitNdefMessageRead(const QNdefMessage &message)
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);
    int err;
    QT_TRYCATCH_ERROR(err, emit tag->ndefMessageRead(message));
    Q_UNUSED(err);
    END
}

template<typename TAGTYPE>
void QNearFieldTagImpl<TAGTYPE>::EmitNdefMessagesWritten()
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);
    int err;
    QT_TRYCATCH_ERROR(err, emit tag->ndefMessagesWritten());
    Q_UNUSED(err);
    END
}

template<typename TAGTYPE>
void QNearFieldTagImpl<TAGTYPE>::EmitRequestCompleted(const QNearFieldTarget::RequestId &id)
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);
    int err;
    QT_TRYCATCH_ERROR(err, emit tag->requestCompleted(id));
    Q_UNUSED(err);
    END
}

template<typename TAGTYPE>
void QNearFieldTagImpl<TAGTYPE>::EmitError(int error, const QNearFieldTarget::RequestId &id)
{
    BEGIN
    TAGTYPE * tag = static_cast<TAGTYPE *>(this);

    int err = KErrNone;
    try {
        QMetaObject::invokeMethod(tag, "error", Qt::QueuedConnection,
                                  Q_ARG(QNearFieldTarget::Error, SymbianError2QtError(error)),
                                  Q_ARG(QNearFieldTarget::RequestId, id));
    } catch (const std::exception &ex) {
        err = qt_symbian_exception2Error(ex);
    }

    Q_UNUSED(err);
    END
}

QTM_END_NAMESPACE
#endif // QNEARFIELDTAGIMPL_H