/*]  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 moof {


enum log::level log::global_level_ = log::info;


void log::level(enum level level)
{
	global_level_ = level;
}

enum log::level log::level()
{
	return global_level_;
}


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

static std::ofstream null_log_;
std::ostream& null_log(null_log_);

class log log_error(  log::error,   "  error: ");
class log log_warning(log::warning, "warning: ");
class log log_info(   log::info,    "   info: ");


static int log_script(script& script, enum log::level level)
{
	static class log* logs[] = {0, &log_error, &log_warning, &log_info};

	script::slot param = script[1];

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

	return 0;
}

void log::import(script& script)
{
	script.import_function("LogError",
						  boost::bind(log_script, _1, log::error));
	script.import_function("LogWarning",
						  boost::bind(log_script, _1, log::warning));
	script.import_function("LogInfo",
						  boost::bind(log_script, _1, log::info));
	script.import_function("print",
						  boost::bind(log_script, _1, log::info));
}


} // namespace moof