//sketch created by Akshay Joseph
#include <Wire.h> 
#include <LiquidCrystal_I2C.h>
#include "RTClib.h"
RTC_DS1307 rtc;

char daysOfTheWeek[7][4] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};

int Day; 
// int Month;
// int Year; 
int Secs;
int Minutes;
int Hours;


String dofweek; // day of week

String myDate; 
String myTime; 

// for the 16x2 LCD

#define rs 9 
#define en 8 
#define d4 7 
#define d5 6  
#define d6 5 
#define d7 4 

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup()
{

	lcd.begin(16,2);


	lcd.backlight();
	lcd.clear();
	lcd.setCursor(4,0);
  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    abort();
  }
  if (! rtc.isrunning()) {
    Serial.println("RTC is NOT running, let's set the time!");
    // When time needs to be set on a new device, or after a power loss, the
    // following line sets the RTC to the date & time this sketch was compiled
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
    // This line sets the RTC with an explicit date & time, for example to set
    // January 21, 2014 at 3am you would call:
    // rtc.adjust(DateTime(2014, 1, 21, 3, 0, 0));
  }

}

void loop()
{
  DateTime now = rtc.now();
  lcd.clear();        
  Day = now.day(); 
  // Month = now.month(); 
  // Year = now.year();
  Secs = now.second(); 
  Hours = now.hour(); 
  Minutes = now.minute(); 
  dofweek = daysOfTheWeek[now.dayOfTheWeek()];  

  // myDate = myDate +dofweek+ " "+ Day + "/" + Month + "/" + Year ; 
  myTime = myTime + Hours +":"+ Minutes +":" + Secs ; 
  // send to serial monitor

  //Print on lcd
  lcd.setCursor(0,0);
  // lcd.print(myDate); 
  // lcd.setCursor(0,1);
  lcd.print(myTime); 
  lcd.setCursor(12,0);
  lcd.print(dofweek);
  myDate = "";   
  myTime = ""; 
  delay(1000);
}