/* Copyright (C) 2006 - 2014 Jan Kundrát <jkt@flaska.net>

   This file is part of the Trojita Qt IMAP e-mail client,
   http://trojita.flaska.net/

   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 or any later version
   accepted by the membership of KDE e.V. (or its successor approved
   by the membership of KDE e.V.), which shall act as a proxy
   defined in Section 14 of version 3 of the license.

   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, see <http://www.gnu.org/licenses/>.
*/
#ifndef TROJITA_UIUTILS_FORMATTING_H
#define TROJITA_UIUTILS_FORMATTING_H

#include <QDateTime>
#include <QModelIndex>
#include <QObject>

class QSettings;
class QSslCertificate;
class QSslError;

#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
class QQmlEngine;
class QJSEngine;
#endif

namespace UiUtils {

class Formatting: public QObject
{
    Q_OBJECT
public:
    /** @short Shamelessly stolen from QMessageBox */
    enum class IconType {
        NoIcon = 0,
        Information = 1,
        Warning = 2,
        Critical = 3,
        Question = 4
    };

    Q_INVOKABLE static QString prettySize(uint bytes);
    Q_INVOKABLE static QString prettyDate(const QDateTime &dateTime);
    Q_INVOKABLE static QString htmlizedTextPart(const QModelIndex &partIndex, const QFont &font,
                                                const QColor &backgroundColor, const QColor &textColor,
                                                const QColor &linkColor, const QColor &visitedLinkColor);

    static QString sslChainToHtml(const QList<QSslCertificate> &sslChain);
    static QString sslErrorsToHtml(const QList<QSslError> &sslErrors);

    static void formatSslState(const QList<QSslCertificate> &sslChain, const QByteArray &oldPubKey,
                               const QList<QSslError> &sslErrors, QString *title, QString *message, IconType *icon);

    static QString htmlHexifyByteArray(const QByteArray &rawInput);

    static QString htmlEscaped(const QString &input);

#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
    static QObject *factory(QQmlEngine *engine, QJSEngine *scriptEngine);
#endif

private:
    Formatting(QObject *parent);
};

}

#endif
