#ifndef INTERNET_TIME_H
#define INTERNET_TIME_H

#include <Arduino.h>

struct InternetTimeInfo
{
  bool valid;
  uint16_t year;
  uint8_t month;
  uint8_t day;
  uint8_t hour;
  uint8_t minute;
};

class InternetTime
{
public:
  InternetTime();
  void update(unsigned long now, bool wifiConnected);
  InternetTimeInfo info() const;
  bool consumeDirty();

private:
  void fetch(unsigned long now);
  void updateCurrentTime(unsigned long now);
  InternetTimeInfo infoFromEpoch(unsigned long epoch) const;

  unsigned long lastEpoch_;
  unsigned long lastSyncMillis_;
  unsigned long nextAttempt_;
  InternetTimeInfo current_;
  bool dirty_;
};

#endif