Function ScanModsRoot

engine/Poseidon/Core/ModCollection.cpp:169–201

    return false;
}

std::vector<Mod> ScanModsRoot(const std::string& root, ModSource source)
{
    namespace fs = std::filesystem;
    std::vector<Mod> mods;
    std::error_code ec;
    if (!fs::is_directory(root, ec))
        return mods;

    for (fs::directory_iterator it(root, ec), end; it != end; it.increment(ec))
    {
        if (ec)
            break;
        std::error_code dec;
        if (!it->is_directory(dec))
            continue;
        const std::string folder = it->path().filename().string();
        if (folder.empty() || !LooksLikeMod(it->path().string()))
            continue;

        Mod m;
        m.id = folder; // the folder name verbatim — any name, '@' optional
        m.catalogId = ReadModJsonString(it->path(), "modId");
        m.name = ModDisplayName(folder, ReadModJsonString(it->path(), "name"));
        m.version = ReadModJsonString(it->path(), "version");
        m.path = it->path().string();
        m.sizeBytes = DirSizeBytes(it->path());
        m.source = source;
        mods.push_back(std::move(m));
    }

    std::sort(mods.begin(), mods.end(),
              [](const Mod& a, const Mod& b) { return Foundation::CollateUtf8(a.name.c_str(), b.name.c_str()) < 0; });
    return mods;
}