/***************************************************************************
 *   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 "messagemodel.h"
#include "uistyle.h"

class ChatLineModelItem : public MessageModelItem
{
public:
    ChatLineModelItem(const Message&);

    QVariant data(int column, int role) const override;
    bool setData(int column, const QVariant& value, int role) override;

    inline const Message& message() const override { return _styledMsg; }
    inline const QDateTime& timestamp() const override { return _styledMsg.timestamp(); }
    inline const MsgId& msgId() const override { return _styledMsg.msgId(); }
    inline const BufferId& bufferId() const override { return _styledMsg.bufferId(); }
    inline void setBufferId(BufferId bufferId) override { _styledMsg.setBufferId(bufferId); }
    inline Message::Type msgType() const override { return _styledMsg.type(); }
    inline Message::Flags msgFlags() const override { return _styledMsg.flags(); }

    virtual inline void invalidateWrapList() { _wrapList.clear(); }

    /// Used to store information about words to be used for wrapping
    struct Word
    {
        quint16 start;
        qreal endX;
        qreal width;
        qreal trailing;
    };
    using WrapList = QVector<Word>;

private:
    QVariant timestampData(int role) const;
    QVariant senderData(int role) const;
    QVariant contentsData(int role) const;

    QVariant backgroundBrush(UiStyle::FormatType subelement, bool selected = false) const;
    UiStyle::MessageLabel messageLabel() const;

    void computeWrapList() const;

    mutable WrapList _wrapList;
    UiStyle::StyledMessage _styledMsg;

    static unsigned char* TextBoundaryFinderBuffer;
    static int TextBoundaryFinderBufferSize;
};
