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

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

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

**

** This file is part of the QtDeclarative module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** 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 "private/qdeclarativedebugclient_p.h"

#include "private/qpacketprotocol_p.h"

#include <QtCore/qdebug.h>

#include <QtCore/qstringlist.h>

#include <private/qobject_p.h>

QT_BEGIN_NAMESPACE

class QDeclarativeDebugConnectionPrivate : public QObject

{

    Q_OBJECT

public:

    QDeclarativeDebugConnectionPrivate(QDeclarativeDebugConnection *c);

    QDeclarativeDebugConnection *q;

    QPacketProtocol *protocol;

    QStringList enabled;

    QHash<QString, QDeclarativeDebugClient *> plugins;

public Q_SLOTS:

    void connected();

    void readyRead();

};

QDeclarativeDebugConnectionPrivate::QDeclarativeDebugConnectionPrivate(QDeclarativeDebugConnection *c)

: QObject(c), q(c), protocol(0)

{

    protocol = new QPacketProtocol(q, this);

    QObject::connect(c, SIGNAL(connected()), this, SLOT(connected()));

    QObject::connect(protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));

}

void QDeclarativeDebugConnectionPrivate::connected()

{

    QPacket pack;

    pack << QString(QLatin1String("QDeclarativeDebugServer")) << enabled;

    protocol->send(pack);

}

void QDeclarativeDebugConnectionPrivate::readyRead()

{

    QPacket pack = protocol->read();

    QString name; QByteArray message;

    pack >> name >> message;

    QHash<QString, QDeclarativeDebugClient *>::Iterator iter = 

        plugins.find(name);

    if (iter == plugins.end()) {

        qWarning() << "QDeclarativeDebugConnection: Message received for missing plugin" << name;

    } else {

        (*iter)->messageReceived(message);

    }

}

QDeclarativeDebugConnection::QDeclarativeDebugConnection(QObject *parent)

: QTcpSocket(parent), d(new QDeclarativeDebugConnectionPrivate(this))

{

}

bool QDeclarativeDebugConnection::isConnected() const

{

    return state() == ConnectedState;

}

class QDeclarativeDebugClientPrivate : public QObjectPrivate

{

    Q_DECLARE_PUBLIC(QDeclarativeDebugClient)

public:

    QDeclarativeDebugClientPrivate();

    QString name;

    QDeclarativeDebugConnection *client;

    bool enabled;

};

QDeclarativeDebugClientPrivate::QDeclarativeDebugClientPrivate()

: client(0), enabled(false)

{

}

QDeclarativeDebugClient::QDeclarativeDebugClient(const QString &name, 

                                           QDeclarativeDebugConnection *parent)

: QObject(*(new QDeclarativeDebugClientPrivate), parent)

{

    Q_D(QDeclarativeDebugClient);

    d->name = name;

    d->client = parent;

    if (!d->client)

        return;

    if (d->client->d->plugins.contains(name)) {

        qWarning() << "QDeclarativeDebugClient: Conflicting plugin name" << name;

        d->client = 0;

    } else {

        d->client->d->plugins.insert(name, this);

    }

}

QString QDeclarativeDebugClient::name() const

{

    Q_D(const QDeclarativeDebugClient);

    return d->name;

}

bool QDeclarativeDebugClient::isEnabled() const

{

    Q_D(const QDeclarativeDebugClient);

    return d->enabled;

}

void QDeclarativeDebugClient::setEnabled(bool e)

{

    Q_D(QDeclarativeDebugClient);

    if (e == d->enabled)

        return;

    d->enabled = e;

    if (d->client) {

        if (e) 

            d->client->d->enabled.append(d->name);

        else

            d->client->d->enabled.removeAll(d->name);

        if (d->client->state() == QTcpSocket::ConnectedState) {

            QPacket pack;

            pack << QString(QLatin1String("QDeclarativeDebugServer"));

            if (e) pack << (int)1;

            else pack << (int)2;

            pack << d->name;

            d->client->d->protocol->send(pack);

        }

    }

}

bool QDeclarativeDebugClient::isConnected() const

{

    Q_D(const QDeclarativeDebugClient);

    if (!d->client)

        return false;

    return d->client->isConnected();

}

void QDeclarativeDebugClient::sendMessage(const QByteArray &message)

{

    Q_D(QDeclarativeDebugClient);

    if (!d->client || !d->client->isConnected())

        return;

    QPacket pack;

    pack << d->name << message;

    d->client->d->protocol->send(pack);

}

void QDeclarativeDebugClient::messageReceived(const QByteArray &)

{

}

QT_END_NAMESPACE

#include <qdeclarativedebugclient.moc>