Method makeDatedCaptureOutputPath

App/capture/CaptureOutputPath.cpp:39–56

}

std::filesystem::path capture_utils::makeDatedCaptureOutputPath(const std::filesystem::path& outputDirectory,
                                                                std::string_view extension) {
    const auto now = std::chrono::system_clock::now();
    const std::string datePrefix = std::format("{:%Y-%m-%d}", std::chrono::floor<std::chrono::days>(now));

    uint32_t nextIndex = 1;
    std::error_code fsError;
    for (std::filesystem::directory_iterator it(outputDirectory, fsError), end; !fsError && it != end; it.increment(fsError)) {
        if (fsError || !it->is_regular_file(fsError)) {
            continue;
        }
        if (const std::optional<uint32_t> index = parseDailyCaptureIndex(it->path(), datePrefix, extension)) {
            nextIndex = std::max(nextIndex, *index + 1);
        }
    }

    return outputDirectory / std::format("{}_{}{}", datePrefix, nextIndex, extension);
}