#include <Wire.h>
#include <RTClib.h>
#include <TimeLib.h>
#include <TimeAlarms.h>
#include "time.h"

#define SDA_PIN 21 // Replace with the actual SDA pin
#define SCL_PIN 22 // Replace with the actual SCL pin
#define RelayPin 18

RTC_DS3231 rtc;

void setup () {
  Serial.begin(115200);
  Serial.println("Schedule is Started ...");
  pinMode(RelayPin, OUTPUT);
  digitalWrite(RelayPin, LOW);
  Wire.begin(SDA_PIN, SCL_PIN);
  
  // Check if the RTC is connected properly
  if (!rtc.begin()) {
    Serial.println("Couldn't find RTC");
    while (1);
  }
  else {
    Serial.println("RTC is mounted");
  }
  
  // Check if the RTC lost power and if so, set the time
  if (rtc.lostPower()) {
    Serial.println("RTC lost power, let's set the time!");
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }
  else {
    Serial.println("RTC No Lost Power");
  }

//Set time first
//setTime(8,29,0,1,1,11); // set time to Saturday 8:29:00am Jan 1 2011
  DateTime rtcTime = rtc.now();
  setTime(rtcTime.hour(), rtcTime.minute(), rtcTime.second(),rtcTime.month() , rtcTime.day(), rtcTime.year()-2000);

// this area for setting alarm
Alarm.alarmRepeat(22, 23, 0, DeviceLed);
Alarm.timerRepeat(5, Repeats);

}
void loop () {
  displayTime();  // Display time every second
  delay(1000);
}

void displayTime() {
  DateTime now = rtc.now();
  Serial.printf("%02d:%02d:%02d-%02d:%02d:%2d\n", now.hour(), now.minute(), now.second(),now.day(),now.month(),now.year()-2000);
}

void DeviceLed() {
  digitalWrite(RelayPin, HIGH);
  delay(3000);
  digitalWrite(RelayPin, LOW);
}
void Repeats(){
  Serial.println("15 second timer"); 
  //digitalWrite(relayPin, LOW);
}