/*
 * Bittorrent Client using Qt4 and libtorrent.
 * Copyright (C) 2006  Christophe Dumez
 *
 * 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) any later version.
 *
 * 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.
 *
 * In addition, as a special exception, the copyright holders give permission to
 * link this program with the OpenSSL project's "OpenSSL" library (or with
 * modified versions of it that use the same license as the "OpenSSL" library),
 * and distribute the linked executables. You must obey the GNU General Public
 * License in all respects for all of the code used other than "OpenSSL".  If you
 * modify file(s), you may extend this exception to your version of the file(s),
 * but you are not obligated to do so. If you do not wish to do so, delete this
 * exception statement from your version.
 *
 * Contact : chris@qbittorrent.org
 */

#ifndef PEERLISTWIDGET_H
#define PEERLISTWIDGET_H

#include <QTreeView>
#include <QHash>
#include <QPointer>
#include <QSet>
#include <QShortcut>

namespace Net
{
    class ReverseResolution;
}

class PeerListDelegate;
class PeerListSortModel;
class PropertiesWidget;

QT_BEGIN_NAMESPACE
class QSortFilterProxyModel;
class QStandardItem;
class QStandardItemModel;
QT_END_NAMESPACE

namespace BitTorrent
{
    class TorrentHandle;
    class PeerInfo;
    struct PeerAddress;
}

class PeerListWidget: public QTreeView
{
    Q_OBJECT

public:
    explicit PeerListWidget(PropertiesWidget *parent);
    ~PeerListWidget();

    void loadPeers(BitTorrent::TorrentHandle *const torrent, bool forceHostnameResolution = false);
    QStandardItem *addPeer(const QString &ip, BitTorrent::TorrentHandle *const torrent, const BitTorrent::PeerInfo &peer);
    void updatePeer(const QString &ip, BitTorrent::TorrentHandle *const torrent, const BitTorrent::PeerInfo &peer);
    void updatePeerHostNameResolutionState();
    void updatePeerCountryResolutionState();
    void clear();

private slots:
    void loadSettings();
    void saveSettings() const;
    void displayToggleColumnsMenu(const QPoint &);
    void showPeerListMenu(const QPoint &);
    void banSelectedPeers();
    void copySelectedPeers();
    void handleSortColumnChanged(int col);
    void handleResolved(const QString &ip, const QString &hostname);

private:
    void wheelEvent(QWheelEvent *event) override;

    QStandardItemModel *m_listModel;
    PeerListDelegate *m_listDelegate;
    PeerListSortModel *m_proxyModel;
    QHash<QString, QStandardItem *> m_peerItems;
    QHash<QString, BitTorrent::PeerAddress> m_peerAddresses;
    QSet<QString> m_missingFlags;
    QPointer<Net::ReverseResolution> m_resolver;
    PropertiesWidget *m_properties;
    bool m_resolveCountries;
    QShortcut *m_copyHotkey;
};

#endif // PEERLISTWIDGET_H