/*
 * contactmanagermodel.h
 * Copyright (C) 2010 Rion
 *
 * 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#ifndef CONTACTMANAGERMODEL_H
#define CONTACTMANAGERMODEL_H

#include <QAbstractTableModel>
#include <QStringList>
#include <QSet>

class UserListItem;
class PsiAccount;
namespace XMPP
{
    class RosterItem;
    class Jid;
}
using namespace XMPP;

class ContactManagerModel : public QAbstractTableModel
{
    Q_OBJECT
public:
    enum Role {
        // DisplayRole / EditRole
        CheckRole,
        NickRole,
        GroupRole,
        NodeRole,
        DomainRole,
        SubscriptionRole
    };
    const static int SimpleMatch = 1;
    const static int RegexpMatch = 2;

    ContactManagerModel(QObject * parent, PsiAccount *pa);
    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    int columnCount ( const QModelIndex & parent = QModelIndex() ) const;
    QVariant data(const QModelIndex &index, int role) const;
    QVariant headerData(int section, Qt::Orientation orientation,
                         int role = Qt::DisplayRole) const;
    Qt::ItemFlags flags ( const QModelIndex & index ) const;
    bool setData ( const QModelIndex & index, const QVariant & value, int role = Qt::EditRole );
    void sort ( int column, Qt::SortOrder order );
    static bool sortLessThan(UserListItem *u1, UserListItem *u2);
    static Role sortRole;
    static Qt::SortOrder sortOrder;


    QStringList manageableFields();
    void reloadUsers();
    void clear();
    void addContact(UserListItem *u);
    QList<UserListItem *> checkedUsers();
    void invertByMatch(int columnIndex, int matchType, const QString &str);

    void startBatch() { layoutAboutToBeChanged(); }
    void stopBatch() { layoutChanged(); }


private:
    PsiAccount *pa_;
    QList<UserListItem *> _userList;
    QStringList columnNames;
    QList<Role> roles;
    QSet<QString> checks;

    QString userFieldString(UserListItem *u, ContactManagerModel::Role columnRole) const;
    void contactUpdated(const Jid &);

private slots:
    void view_contactUpdated(const UserListItem &);
    void client_rosterItemUpdated(const RosterItem &);
};

#endif // CONTACTMANAGERMODEL_H
