/***************************************************************************
 *   Copyright (C) 2005-2022 by the Quassel Project                        *
 *   devel@quassel-irc.org                                                 *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) version 3.                                           *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
 ***************************************************************************/

#pragma once

#include <memory>

#include "coresession.h"
#include "irclisthelper.h"

class QBasicTimer;
class QTimerEvent;

class CoreIrcListHelper : public IrcListHelper
{
    Q_OBJECT

public:
    inline CoreIrcListHelper(CoreSession* coreSession)
        : IrcListHelper(coreSession)
        , _coreSession(coreSession){};

    inline CoreSession* coreSession() const { return _coreSession; }

    inline bool requestInProgress(const NetworkId& netId) const { return _channelLists.contains(netId); }

public slots:
    QVariantList requestChannelList(const NetworkId& netId, const QStringList& channelFilters) override;
    bool addChannel(const NetworkId& netId, const QString& channelName, quint32 userCount, const QString& topic);
    bool endOfChannelList(const NetworkId& netId);

protected:
    void timerEvent(QTimerEvent* event) override;

private:
    bool dispatchQuery(const NetworkId& netId, const QString& query);

private:
    CoreSession* _coreSession;

    QHash<NetworkId, QString> _queuedQuery;
    QHash<NetworkId, QList<ChannelDescription>> _channelLists;
    QHash<NetworkId, QVariantList> _finishedChannelLists;
    QHash<int, NetworkId> _queryTimeoutByTimerId;
    QHash<NetworkId, std::shared_ptr<QBasicTimer>> _queryTimeoutByNetId;
};
