Cppcheck - HTML report - digiKam-nl-search-more-criteria-rev-e2466e0973

# Cppcheck report - digiKam-nl-search-more-criteria-rev-e2466e0973: ../../core/utilities/searchwindow/nlsearch/searchnlmodelmanager.cpp

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    /* ============================================================
     *
     * This file is a part of digiKam project
     * https://www.digikam.org
     *
     * SPDX-FileCopyrightText: 2026 by Srirupa Datta <srirupa dot sps at gmail dot com>
     * SPDX-License-Identifier: GPL-2.0-or-later
     *
     * ============================================================ */

    #include "searchnlmodelmanager.h"

    // Qt includes

    #include <QFileInfo>

    // KDE includes

    #include <klocalizedstring.h>

    // Local includes

    #include "digikam_debug.h"
    #include "dnnmodelmanager.h"
    #include "dnnmodelbase.h"
    #include "dnnmodeldefinitions.h"

    namespace Digikam
    {

    namespace
    {
        // DNNModelManager::getModel() lower-cases the lookup internally.
        const QLatin1String s_nlModelName("Qwen2.5-1.5B-Instruct");
    }

    SearchNlModelManager::SearchNlModelManager(QObject* const parent)
        : QObject(parent)
    {
    }

    SearchNlModelManager::~SearchNlModelManager() = default;

    QString SearchNlModelManager::defaultModelPath()
    {
        DNNModelBase* const model = DNNModelManager::instance()->getModel(<--- Variable 'model' can be declared as pointer to const
            s_nlModelName, DNNModelUsage::DNNUsageNaturalLanguageSearch);

        return (model ? model->getModelPath() : QString());
    }

    bool SearchNlModelManager::isModelAvailable()
    {
        const QString path = defaultModelPath();

        return (!path.isEmpty() && QFileInfo::exists(path));
    }

    QString SearchNlModelManager::currentModelPath() const
    {
        return (m_currentModelPath.isEmpty() ? defaultModelPath()
                                             : m_currentModelPath);
    }

    QString SearchNlModelManager::currentModelVersion() const
    {
        return m_currentVersion;
    }

    void SearchNlModelManager::ensureModelAvailable()
    {
        if (isModelAvailable())
        {
            m_currentModelPath = defaultModelPath();

            Q_EMIT signalModelReady(m_currentModelPath);

            qCInfo(DIGIKAM_NLSEARCH_LOG) << "isModelAvailable:" << isModelAvailable()
                                 << "path:" << defaultModelPath();

            return;
        }

        qCInfo(DIGIKAM_NLSEARCH_LOG) << "NL search model not present; download required via FilesDownloader:"
                                     << defaultModelPath();

        Q_EMIT signalModelError(i18nc("@info",
                                      "The natural-language search model is not installed. "
                                      "Please download it from the digiKam setup downloader."));
    }

    void SearchNlModelManager::cleanupObsoleteModels()
    {
        // No-op: obsolete model files are cleaned up centrally by
        // FilesDownloader::deleteUnusedFiles(). Kept for interface stability.
    }

    } // namespace Digikam

    #include "moc_searchnlmodelmanager.cpp"