#include "segs.h"
#include <DHT.h>
#include <RTClib.h>

uint8_t segs[] = { 6, 7, 8, 9, 10, 11, 12 };
uint8_t digits[] = { 2, 3, 4, 5 };

long ms = 10000;

String minute, num;

bool displayTime;

Segments segments(segs, digits);
DHT dht(13, DHT22);
RTC_DS1307 rtc;

void setup()
{
  segments.init();
  dht.begin();
  rtc.begin();
}

String setNum(int num)
{
  char buffer[4];
  sprintf(buffer, "%04d", num);
  return String(buffer);
}

void loop() 
{
  int temp = dht.readTemperature();

  if (rtc.now().minute() < 10)
  {
    minute = "0" + String(rtc.now().minute());
  }
  else
  {
    minute = String(rtc.now().minute());
  }
  
  String _time = String(rtc.now().hour() + minute);
  int time = _time.toInt();
  
  if (millis() <= ms)
  {
    displayTime = true;
  }
  else if (millis() > ms && millis() <= ms + 3000)
  {
    displayTime = false;
  }
  else
  {
    ms = millis() + 10000;
  }

  if (displayTime)
  {
    num = setNum(time);
  }
  else
  {
    num = setNum(temp);
  }

  for (int i : digits)
  {
    segments.showNum(String(num[i - 2]).toInt());
    digitalWrite(i, 0);
    digitalWrite(i, 1);
  }
}