// Copyright © 2010-2012 b0ris
//.
// 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
// of the License, 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; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

#include <stdio.h>
#include <stdarg.h>
#include <string>
#include <time.h>
#include "Logger.h"

using std::string;

LogLevelType Logger::LogLevel = TraceLevel;

#ifdef DEBUG

void Logger::Trace(string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(TraceLevel, msg, args);
}

void Logger::Debug(string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(DebugLevel, msg, args);
}

void Logger::Info(string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(InfoLevel, msg, args);
}

void Logger::Warn(string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(WarnLevel, msg, args);	
}

void Logger::Error(string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(ErrorLevel, msg, args);
}

void Logger::Fatal(string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(FatalLevel, msg, args);
}

void Logger::Log(LogLevelType logLevel, string msg, ...)
{
	va_list args;
	va_start(args, msg);
	Logger::Log(logLevel, msg, args);
}

void Logger::Log(LogLevelType logLevel, string msg, va_list args)
{
	time_t rawtime = time(NULL);
	struct tm *lctime = localtime(&rawtime);
	char time_str[10] = {0};
	strftime(time_str, 10, "%H:%M:%S", lctime);
		
	string log_level_str;
	switch (logLevel)
	{
		default:
		case TraceLevel:
			log_level_str = "Trace";
			break;
		case DebugLevel:
			log_level_str = "Debug";
			break;
		case InfoLevel:
			log_level_str = "Info";
			break;
		case WarnLevel:
			log_level_str = "Warn";
			break;
		case ErrorLevel:
			log_level_str = "Error";
			break;
		case FatalLevel:
			log_level_str = "Fatal";
			break;
	}
	
	char *newfmt = new char[msg.size() + 24];
	sprintf(newfmt, "[%s] %-6s: %s", time_str, log_level_str.c_str(), msg.c_str());
	vfprintf(stderr, newfmt, args);
}

#endif