#include "utils.h"
#include <chrono>

typedef struct {
    std::chrono::time_point<std::chrono::system_clock> start;
} timer;



static int _log_level = LOG_INFO;
static timer *_timer = nullptr;



int logLevel()
{
    return _log_level;
}

void setLogLevel(int l)
{
    _log_level = l;
}

const char *logIndicator(int l)
{
    switch(l) {
    case LOG_ERROR:   return "ERROR  ";
    case LOG_INFO:    return "INFO   ";
    case LOG_DEBUG:   return "DEBUG  ";
    case LOG_WARNING: return "WARNING";
    }
    return "UNKNOWN";
}

void logElapsed()
{
    if (_timer == nullptr) {
        _timer = new timer;
        _timer->start = std::chrono::system_clock::now();
    }

    auto c = std::chrono::system_clock::now();
    auto duration = c - _timer->start;
    auto milliseconds
        = std::chrono::duration_cast<std::chrono::milliseconds>(
              duration)
              .count();
    fprintf(stderr, "%8.3lf: ", milliseconds/ 1000.0);
}