// Copyright (c) 2012-2015, The CryptoNote developers, The Bytecoin developers
//
// This file is part of Bytecoin.
//
// Bytecoin is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Bytecoin 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with Bytecoin.  If not, see <http://www.gnu.org/licenses/>.

#pragma once

#ifdef LOG_ERROR
#undef LOG_ERROR
#endif

#ifdef LOG_WARNING
#undef LOG_WARNING
#endif

#include <iostream>
#include <boost/lexical_cast.hpp>
#include <map>
#include <mutex>

#ifdef _WIN32
#define __FUNCTION_SIGNATURE__ __FUNCSIG__
#else
#define __FUNCTION_SIGNATURE__ __PRETTY_FUNCTION__
#endif

#define LOG_(str , lvl , idnt) (CLogger::Instance().Log((std::string("")+(str)), (lvl), (idnt)))
#define LOG_VERBOSE(str) LOG_((str), (CLogger::VERBOSE),0 )
#define LOG_TRACE(str) LOG_((str), (CLogger::TRACE),0 )
#define LOG_DEBUG(str) LOG_((str), (CLogger::DEBUG),0 )
#define LOG_ERROR(str) LOG_((str), (CLogger::_ERROR), 0 )
#define LOG_WARNING(str) LOG_((str), (CLogger::WARNING),0 )

#define TO_STRING(param) boost::lexical_cast<std::string>((param))


class CLogger
{
public:
	enum LOG_LEVEL
	{
		VERBOSE,
		DEBUG,
		TRACE,
		WARNING,
		_ERROR
	};
	static CLogger& Instance();
  void init(LOG_LEVEL log_lvl);
	void Log(const std::string & log_info, LOG_LEVEL log_lvl, int indent_inc=0);

private: 
	int indent;
	std::map<LOG_LEVEL, std::string> level_names;
	LOG_LEVEL log_level;
	std::mutex mutex;
	CLogger(){};
	CLogger(const CLogger& root);
	CLogger& operator=(const CLogger&);
};