/*
 * xmpp_task.h
 * Copyright (C) 2003  Justin Karneges
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#ifndef XMPP_TASK_H
#define XMPP_TASK_H

#include <QObject>
#include <QString>

class QDomDocument;
class QDomElement;

namespace XMPP {
    class Client;
    class Jid;

    class Task : public QObject
    {
        Q_OBJECT
    public:
        enum { ErrDisc, ErrTimeout };
        Task(Task *parent);
        Task(Client *, bool isRoot);
        virtual ~Task();

        Task *parent() const;
        Client *client() const;
        QDomDocument *doc() const;
        QString id() const;

        bool success() const;
        int statusCode() const;
        const QString & statusString() const;

        void setTimeout(int seconds) const;
        int timeout();

        void go(bool autoDelete=false);
        virtual bool take(const QDomElement &);
        void safeDelete();

    signals:
        void finished();

    protected:
        virtual void onGo();
        virtual void onDisconnect();
        virtual void onTimeout();
        void send(const QDomElement &);
        void setSuccess(int code=0, const QString &str="");
        void setError(const QDomElement &);
        void setError(int code=0, const QString &str="");
        void debug(const char *, ...);
        void debug(const QString &);
        bool iqVerify(const QDomElement &x, const Jid &to, const QString &id, const QString &xmlns="");

    private slots:
        void clientDisconnected();
        void timeoutFinished();
        void done();

    private:
        void init();

        class TaskPrivate;
        TaskPrivate *d;
    };
}

#endif
