File: dates-model.h

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/*
 * Copyright (C) 2013  Daniel Vrátil <dvratil@redhat.com>
 *
 * 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 DATESMODEL_H
#define DATESMODEL_H

#include <QtCore/QAbstractItemModel>

#include <TelepathyQt/Types>

namespace KTp {
    class PendingLoggerOperation;
    class LogEntity;
    class LogSearchHit;
}

/**
 * Model with dates of all conversations between you and set entity
 *
 * The model automatically sorts dates in descending order
 */
class DatesModel : public QAbstractItemModel
{
    Q_OBJECT

  public:
    enum Roles {
        TypeRole = Qt::UserRole + 1,
        DateRole,
        HintRole,
        AccountRole,
        EntityRole
    };

    enum RowTypes {
        GroupRow,
        DateRow,
        ConversationRow
    };

    explicit DatesModel(QObject* parent = 0);
    virtual ~DatesModel();

    void addEntity(const Tp::AccountPtr &account, const KTp::LogEntity &entity);
    void setEntity(const Tp::AccountPtr &account, const KTp::LogEntity &entity);

    void setSearchHits(const QList<KTp::LogSearchHit> &searchHits);
    void clearSearchHits();

    void clear();

    QDate previousDate(const QModelIndex &index) const;
    QDate nextDate(const QModelIndex &index) const;
    QModelIndex indexForDate(const QDate &date) const;

    virtual QVariant data(const QModelIndex& index, int role) const;
    virtual int columnCount(const QModelIndex& parent) const;
    virtual int rowCount(const QModelIndex& parent) const;
    virtual QModelIndex parent(const QModelIndex& child) const;
    virtual QModelIndex index(int row, int column, const QModelIndex& parent) const;

  Q_SIGNALS:
    void datesReceived();

  private Q_SLOTS:
    void onDatesReceived(KTp::PendingLoggerOperation *operation);

  private:
    class Private;
    Private * const d;
};

#endif // DATESMODEL_H