/****************************************************************
 *  RShare is distributed under the following license:
 *
 *  Copyright (C) 2011 RetroShare Team
 *
 *  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.
 ****************************************************************/

#ifndef FRIENDLIST_H
#define FRIENDLIST_H

#include <set>

#include <QWidget>

#include "gui/RsAutoUpdatePage.h"

namespace Ui {
    class FriendList;
}

class RSTreeWidgetItemCompareRole;
class QTreeWidgetItem;

class FriendList : public RsAutoUpdatePage
{
    Q_OBJECT

public:
    explicit FriendList(QWidget *parent = 0);
    ~FriendList();

    void addGroupToExpand(const std::string &groupId);
    bool getExpandedGroups(std::set<std::string> &groups) const;
    void addPeerToExpand(const std::string &gpgId);
    bool getExpandedPeers(std::set<std::string> &peers) const;

    std::string getSelectedGroupId() const;

    void restoreHeaderState(const QByteArray &state);
    QByteArray saveHeaderState() const;

    virtual void updateDisplay();

signals:
    void peerSortColumnChanged(bool sortedByState);

public slots:
    void filterItems(const QString &sPattern);

    void setBigName(bool bigName); // show customStateString in second line of the name cell
    void setHideAvatarColumn(bool hidden);
    void setHideGroups(bool hidden);
    void setHideUnconnected(bool hidden);
    void setHideState(bool hidden);
    void setHideStatusColumn(bool hidden);
    void setHideHeader(bool hidden);
    void setRootIsDecorated(bool show);
    void setSortByState(bool sortByState);
    void sortPeersAscendingOrder();
    void sortPeersDescendingOrder();

protected:
    void showEvent(QShowEvent *event);

private:
    Ui::FriendList *ui;
    RSTreeWidgetItemCompareRole *m_compareRole;

    // Settings for peer list display
    bool mBigName;
    bool mHideAvatarColumn;
    bool mHideGroups;
    bool mHideState;
    bool mHideStatusColumn;
    bool mHideUnconnected;

    QString filterText;

    bool groupsHasChanged;
    std::set<std::string> *openGroups;
    std::set<std::string> *openPeers;

    QTreeWidgetItem *getCurrentPeer() const;
    static bool filterItem(QTreeWidgetItem *pItem, const QString &sPattern);
    void updateHeaderSizes();

    bool correctColumnStatusSize;
    bool firstTimeShown;


//    QString fileName;

private slots:
    void groupsChanged();
    void insertPeers();
    void peerSortIndicatorChanged(int,Qt::SortOrder);
    void peerTreeWidgetCostumPopupMenu();
    void updateAvatar(const QString &);

    void pastePerson();

    void connectfriend();
    void configurefriend();
    void chatfriend(QTreeWidgetItem *);
    void chatfriendproxy();
    void copyLink();
//    void exportfriend();
    void addFriend();
    void msgfriend();
    void recommendfriend();
    void removefriend();
#ifdef UNFINISHED
    void viewprofile();
#endif

    void addToGroup();
    void moveToGroup();
    void removeFromGroup();

    void editGroup();
    void removeGroup();
};

#endif // FRIENDLIST_H