/****************************************************************************
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the Qt Messaging Framework.
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** No Commercial Usage
** This file contains pre-release code and may not be distributed.
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** contained in the Technology Preview License Agreement accompanying
** this package.
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** 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
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****************************************************************************/

#ifndef MESSAGESERVER_H
#define MESSAGESERVER_H

#include <qmailmessageserver.h>
#include <QObject>
#include <QSet>
#include <QSocketNotifier>
#include <qcopadaptor.h>

class ServiceHandler;
class MailMessageClient;
class QDSData;
class QMailMessageMetaData;
class QNetworkState;
class NewCountNotifier;

#if defined(SERVER_AS_DLL)
class QMFUTIL_EXPORT MessageServer : public QObject
#else
class MessageServer : public QObject
#endif
{
    Q_OBJECT

public:
    MessageServer(QObject *parent = 0);
    ~MessageServer();

#if defined(Q_OS_UNIX)
    static void hupSignalHandler(int unused); // Unix SIGHUP signal handler
#endif

signals:
    void messageCountUpdated();
#if (defined(Q_OS_UNIX) && !defined(Q_OS_SYMBIAN))
public slots:
    void handleSigHup(); // Qt signal handler for UNIX SIGHUP signal.
#endif
    
private slots:
    void retrievalCompleted(quint64 action);

    void transmissionCompleted(quint64 action);

    void response(bool handled);
    void error(const QString &message);

    void messagesAdded(const QMailMessageIdList &ids);
    void messagesUpdated(const QMailMessageIdList &ids);
    void messagesRemoved(const QMailMessageIdList &ids);
    void reportNewCounts();
    void acknowledgeNewMessages(const QMailMessageTypeList&);

    void cleanupTemporaryMessages();

private:
    int newMessageCount(QMailMessage::MessageType type) const;

    void updateNewMessageCounts();


    ServiceHandler *handler;
    MailMessageClient *client;
    QMailMessageCountMap messageCounts;

    QCopAdaptor messageCountUpdate;
    QMap<NewCountNotifier*, QMailMessage::MessageType> actionType;
    int newMessageTotal;

    QSet<QMailMessageId> completionList;
    bool completionAttempted;
#if defined(Q_OS_UNIX)
    static int sighupFd[2];
    QSocketNotifier *snHup;
#endif

};

#endif
