#include <UltraPing.h>
#include <Stepper.h>
#include <Adafruit_NeoPixel.h>
#include <Wire.h>
#include <RTClib.h>

UltraPing my_sonar(3, 4);
Stepper my_stepper(200, 8, 9, 10, 11);
Adafruit_NeoPixel my_LED_strip(16, 12, NEO_GRB + NEO_KHZ800);
RTC_DS1307 rtc;

void setup() {
  pinMode(13, INPUT);
  rtc.begin();
  // Set current date/time if required
  if (rtc.isrunning()) {
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }
  my_stepper.setSpeed(60);
  my_LED_strip.begin();
}

void loop() {
  if (rtc.now().hour() <= 24) {
    my_LED_strip.fill(0xff0000);
    my_LED_strip.show();
    my_stepper.step(50);
    while (!(my_sonar.ping_cm() < 80 || digitalRead(13) == HIGH)) {
      delay(20);
    }
    my_LED_strip.fill(0x33ff33);
    my_LED_strip.show();
    my_stepper.step(-50);
    while (!(my_sonar.ping_cm() > 80)) {
      delay(20);
    }
    delay(3000);
  } else {
    my_LED_strip.fill(0xff0000);
    my_LED_strip.show();
    delay(500);
    my_LED_strip.fill(0x000000);
    my_LED_strip.show();
    delay(500);
  }
}