portapack-mayhem/firmware/application/log_file.hpp

/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef __LOG_FILE_H__
#define __LOG_FILE_H__

#include <string>

#include "file.hpp"
#include "rtc_time.hpp"

class LogFile {
   public:
    Optional<File::Error> append(const std::filesystem::path& filename) {
        auto result = ensure_directory(filename.parent_path());
        if (result.code())
            return {result};

        return file.append(filename);
    }

    Optional<File::Error> write_entry(const std::string& entry);
    Optional<File::Error> write_entry(const rtc::RTC& datetime, const std::string& entry);

   private:
    File file{};

    Optional<File::Error> write_line(const std::string& message);
};

#endif /*__LOG_FILE_H__*/