// Copyright (c) 2011-2016 The Cryptonote developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#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&);
};