// Copyright Umka mailumka2@gmail.com 01.2018
// GPL license. Free for non-commercial use


#include <Stepper.h>
#define buttonPin 4
#define STEPS  100
# define waitTime 30 //3600 каждый час на 180 градусов
unsigned long loopTime;
boolean direct;
Stepper egg_stepper(STEPS, 0, 1, 2, 3);


void setup() {
  egg_stepper.setSpeed(100);
  pinMode (buttonPin, INPUT_PULLUP);
}

void loop()
{
  unsigned long currentTime;
  currentTime = millis() / 1000;
  byte i;
  if (!digitalRead(buttonPin)) {
    egg_stepper.step(5);
    delay(100);
    for (i = 0; i < 4; i++) digitalWrite(i, LOW);
  }

  if (currentTime > (loopTime + waitTime)) {
    direct = !direct;
    loopTime = currentTime;
    turnEgg(direct);
  }
}

void turnEgg(boolean dir) {
  byte i;
  if (dir) egg_stepper.step(1019);
  else egg_stepper.step(-1019);
  for (i = 0; i < 4; i++) digitalWrite(i, LOW);
}