#include <RTClib.h>

int relay_pin = 4;
int led_pin = 3;

RTC_DS3231 rtc;

char daysOfTheWeek[7][12] = {
  "Sunday",
  "Monday",
  "Tuesday",
  "Wednesday",
  "Thursday",
  "Friday",
  "Saturday"
};

void setup () {
  Serial.begin(9600);

  // SETUP RTC MODULE
  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    while (1);
  }
  pinMode(relay_pin,OUTPUT);
  pinMode(led_pin,OUTPUT);
  digitalWrite(led_pin, HIGH);
  
}

void loop () {
  DateTime now = rtc.now();
  Serial.print("Date & Time: ");
  Serial.print(now.year(), DEC);
  Serial.print('/');
  Serial.print(now.month(), DEC);
  Serial.print('/');
  Serial.print(now.day(), DEC);
  Serial.print(" (");
  Serial.print(daysOfTheWeek[now.dayOfTheWeek()]);
  Serial.print(") ");
  Serial.print(now.hour(), DEC);
  Serial.print(':');
  Serial.print(now.minute(), DEC);
  Serial.print(':');
  Serial.println(now.second(), DEC);

  delay(1000); 

  digitalWrite(relay_pin,HIGH);
  delay(1000);
  digitalWrite(relay_pin, LOW);
  delay(1000);

}