#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;
}
}
}