Logger.h

/*
╔══════════════════════════════════════════════════════════════════════════════╗
║                       SIMPLY POWERFUL TOOLKIT (SPTK)                         ║
╟──────────────────────────────────────────────────────────────────────────────╢
║  copyright            © 1999-2022 Alexey Parshin. All rights reserved.       ║
║  email                alexeyp@gmail.com                                      ║
╚══════════════════════════════════════════════════════════════════════════════╝
┌──────────────────────────────────────────────────────────────────────────────┐
│   This library is free software; you can redistribute it and/or modify it    │
│   under the terms of the GNU Library General Public License as published by  │
│   the Free Software Foundation; either version 2 of the License, or (at your │
│   option) any later version.                                                 │
│                                                                              │
│   This library 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 Library   │
│   General Public License for more details.                                   │
│                                                                              │
│   You should have received a copy of the GNU Library General Public License  │
│   along with this library; if not, write to the Free Software Foundation,    │
│   Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.               │
│                                                                              │
│   Please report all bugs and problems to alexeyp@gmail.com.                  │
└──────────────────────────────────────────────────────────────────────────────┘
*/
 
#pragma once
 
#include "LogPriority.h"
#include <sptk5/DateTime.h>
#include <sptk5/sptk.h>
 
namespace sptk {
 
class LogEngine;
 
class SP_EXPORT Logger
{
public:
    struct Message {
        DateTime timestamp {DateTime::Now()}; 
        LogPriority priority;                 
        String message;                       
 
        Message(LogPriority priority, String message);
    };
 
    using UMessage = std::shared_ptr<Message>;
 
    Logger(LogEngine& destination, String prefix = "");
 
    LogEngine& destination()
    {
        return m_destination;
    }
 
    void log(LogPriority priority, const String& message);
 
    void debug(const String& message);
 
    void info(const String& message);
 
    void notice(const String& message);
 
    void warning(const String& message);
 
    void error(const String& message);
 
    void critical(const String& message);
 
private:
    LogEngine& m_destination;
    String m_prefix;
};
 
using SLogger = std::shared_ptr<Logger>;
 
} // namespace sptk