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#include <iostream>
#include <string>
#include <ctime>
#include <iomanip>
#include "log.h"

namespace nitrokey {
namespace log {

Log *Log::mp_instance = NULL;
StdlogHandler stdlog_handler;

std::string LogHandler::loglevel_to_str(Loglevel lvl) {
	switch (lvl) {
		case Loglevel::DEBUG_L2:
			return std::string("DEBUG_L2");
		case Loglevel::DEBUG:
			return std::string("DEBUG");
		case Loglevel::INFO:
			return std::string("INFO");
		case Loglevel::WARNING:
			return std::string("WARNING");
		case Loglevel::ERROR:
			return std::string("ERROR");
	}
	return std::string("");
}

void Log::operator()(const std::string &logstr, Loglevel lvl) {
	if (mp_loghandler != NULL)
		if ((int)(lvl) >= (int)(m_loglevel))
			mp_loghandler->print(logstr, lvl);
}

void StdlogHandler::print(const std::string &str, Loglevel lvl) {
    std::time_t t = std::time(nullptr);
    std::tm tm = *std::localtime(&t); 

	std::clog << "[" << loglevel_to_str(lvl) << "] ["
			  << std::put_time(&tm, "%c %Z") <<  "]\t" << str << std::endl;
}

}
}