/*!
 *
 * Copyright (c) 2020-2022 Diality Inc. - All Rights Reserved.
 * \copyright
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * \file    FileHandler.h
 * \author  (last)      Behrouz NematiPour
 * \date    (last)      10-Aug-2021
 * \author  (original)  Behrouz NematiPour
 * \date    (original)  26-Aug-2020
 *
 */
#pragma once

// Qt
#include <QString>
#include <QStringList>
#include <QJsonObject>
#include <QJsonDocument>
#include <QFileInfoList>

class QDate;

namespace Storage {

/*!
 * \brief The FileHandler class
 * This class is suppose to be the static class
 * which contains methods to manipulate files and folders
 * Since it is static it does not have thread so needs to be used with care
 * and the classes which are using it need to take care of the threading.
 */
class FileHandler
{
    static void errOut(const QString &vMessage);

public:
    static bool write       (const QString &vFileName, const QString &vContent, bool vAppend = true);
    static bool read        (const QString &vFileName,       QString &vContent);
    static bool read        (const QString &vFileName,   QJsonObject &vContent, QJsonParseError *error = nullptr);

    static int  copyFolder  (const QString     &vSource , const QString     &vDestination);
    static int  moveFolder  (const QString     &vSource , const QString     &vDestination);
    static int  removeFolder(const QString     &vFolder);
    static int  removeFiles (const QStringList &vFolders, const QStringList &vNameFilter, const QDate &vDateOlderThan);
    static bool makeFolder  (const QString     &vFolder);
    static bool isMounted   (const QString     &vPath, bool *vIsReadOnly = nullptr);


    static QFileInfoList find(const QString &vPath, QStringList vNameFilters, quint8 vRetainPercent);
    static QFileInfoList find(const QString &vPath, QStringList vNameFilters);
    static quint64  totalSize(const QFileInfoList &vFileInfoList);

    static QStringList  subFolders(const QString &vFolder);
};
}