/*
    SPDX-FileCopyrightText: 2007 Tobias Koenig <tokoe@kde.org>
    SPDX-FileCopyrightText: 2011 David Palacio <dpalacio@orbitalibre.org>

    SPDX-License-Identifier: GPL-2.0-or-later
*/

#include "directory.h"

#include <QDir>
#include <QDirIterator>
#include <QFile>
#include <QFileInfo>

#include <memory>

Directory::Directory()
{
}

Directory::~Directory()
{
}

bool Directory::open(const QString &dirName)
{
    mDir = dirName;
    QFileInfo dirTest(dirName);
    return dirTest.isDir() && dirTest.isReadable();
}

QStringList Directory::recurseDir(const QString &dirPath, int curDepth) const
{
    QDir dir(dirPath);
    dir.setFilter(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot);
    QStringList fileList;
    QDirIterator it(dir);
    QFileInfo info;
    while (it.hasNext()) {
        it.next();
        info = it.fileInfo();
        if (info.isDir() && curDepth < staticMaxDepth) {
            fileList.append(recurseDir(info.filePath(), curDepth + 1));
        } else if (info.isFile()) {
            fileList.append(info.filePath());
        }
    }
    return fileList;
}

QStringList Directory::list() const
{
    return recurseDir(mDir, 0);
}

QIODevice *Directory::createDevice(const QString &path) const
{
    std::unique_ptr<QFile> file(new QFile(path));
    if (!file->open(QIODevice::ReadOnly)) {
        return nullptr;
    }

    return file.release();
}