/*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
**]  All rights reserved.
*
* vi:ts=4 sw=4 tw=75
*
* Distributable under the terms and conditions of the 2-clause BSD license;
* see the file COPYING for a complete text of the license.
*
**************************************************************************/

#include <fstream>

#include "Log.hh"
#include "Script.hh"


namespace Mf {


Log::Level Log::gLevel = Log::INFO;


void Log::setLevel(Level level)
{
	gLevel = level;
}

Log::Level Log::getLevel()
{
	return gLevel;
}


std::ostream& log(std::clog);

static std::ofstream nullLog_;
std::ostream& nullLog(nullLog_);

Log logError(Log::ERRORR, "  error: ");
Log logWarning(Log::WARNING, "warning: ");
Log logInfo(Log::INFO, "   info: ");


static int logScript_(Script& script, Log::Level level)
{
	static Log* logs[] = {0, &logError, &logWarning, &logInfo};

	Script::Slot param = script[1];

	while (!param.isNone())
	{
		(*logs[level])(param);
		++param.index;
	}

	return 0;
}


void importLogFunctions(Script& script)
{
	script.importFunction("LogError",
						  boost::bind(logScript_, _1, Log::ERRORR));
	script.importFunction("LogWarning",
						  boost::bind(logScript_, _1, Log::WARNING));
	script.importFunction("LogInfo",
						  boost::bind(logScript_, _1, Log::INFO));
	script.importFunction("print",
						  boost::bind(logScript_, _1, Log::INFO));
}


} // namespace Mf