EEPROM ADDED

#include <EEPROM.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <TimeLib.h>
#include <TimeAlarms.h>
#include "RTClib.h"
#include <JC_Button.h>
#include "DHT.h"
#define DHTPIN 7    // what pin we're connected to
#define DHTTYPE DHT22   // DHT 22  (AM2302)
#define btn_up 11
#define btn_down  12
#define btn_select 10
bool showHatchDay = 0;
bool needToShowTime = 0;
bool updAlarm;
float h;
float t;
int currentPage = 0;

unsigned long previousMillis = 0;
unsigned int tDuration = 5000;
unsigned int hatchYear;
unsigned int hatchMonth;
unsigned int hatchDay;
unsigned int hatchHour;

RTC_DS3231 rtc;
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 16, 2);
AlarmId id;
Button Up(btn_up);
Button Select(btn_select);
Button Down(btn_down);



void setup() {
  // put your setup code here, to run once:
  DateTime now = rtc.now();
  Up.begin();
  Down.begin();
  Select.begin();
  Serial.begin(9600);
  lcd.begin();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("   Incubator   ");
  lcd.setCursor(0, 1);
  lcd.print("   Starting   ");
  EEPROM.get(0, hatchYear);
  EEPROM.get(4, hatchMonth);
  EEPROM.get(8, hatchDay);
  Alarm.delay(2000);
}


void loop() {

  Up.read();
  Down.read();
  Select.read();
  DateTime now = rtc.now();
  //RTC code

  if (! rtc.begin()) {
    lcd.clear();
    lcd.print("Couldn't find RTC");
    while (1);
  }

  if (rtc.lostPower()) {
    lcd.clear();
    lcd.print("RTC lost power");
    // 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));
  }

  //RTC code finished
  menu();

}








void menu() {
  switch (currentPage) {
    default:
      Serial.println("in default");
      break;

    case 0:
      //show status day remaining for hatch
      //show time remaining for next turn
      lcd.setCursor(0, 0);
      lcd.print("T: ");
      lcd.print("38 C");
      lcd.setCursor(0, 1);
      lcd.print("H: ");
      lcd.print("56%");
      lcd.print(hatchYear, DEC);
      lcd.print("/");
      lcd.print(hatchMonth, DEC);
      lcd.print("/");
      lcd.print(hatchDay, DEC);

      //show humidity from sensor
      if (Up.wasPressed()) {
        currentPage += 1;
      }
      if (Down.wasPressed()) {
        currentPage = 5;
      }
      break;

    case 1:
      lcd.setCursor(0, 0);
      lcd.print("Press Select To         ");
      lcd.setCursor(0, 1);
      lcd.print("Find HatchDay         ");
      if (Up.wasPressed()) {
        currentPage += 1;
      }
      if (Down.wasPressed()) {
        currentPage -= 1;
      }

      if (Select.wasPressed()) {
        DateTime now = rtc.now();
        DateTime future (now.unixtime() + 21 * 86400L + 30);
        hatchYear = future.year();
        hatchMonth = future.month();
        hatchDay = future.day();
        hatchHour = future.hour();
        EEPROM.put(0, hatchYear);
        EEPROM.put(4, hatchMonth);
        EEPROM.put(8, hatchDay);
        showHatchDay = true;
        if (showHatchDay) {
          previousMillis = millis();
          while ((millis() - previousMillis) <= 3000) {
            lcd.setCursor(0, 0);
            lcd.print("   Hatch Day   ");
            lcd.setCursor(0, 1);
            lcd.print("   ");
            lcd.print(future.year(), DEC);
            lcd.print("/");
            lcd.print(future.month(), DEC);
            lcd.print("/");
            lcd.print(future.day(), DEC);
            lcd.print("       ");
            delay(50);
          }
          showHatchDay = false;
        }
      }

      break;

    case 2:
      lcd.setCursor(0, 0);
      lcd.print("Press Select          ");
      lcd.setCursor(0, 1);
      lcd.print("To Turn Motor     ");
      if (Up.wasPressed()) {
        currentPage += 1;
      }
      if (Down.wasPressed()) {
        currentPage -= 1;
      }
      break;

    case 3:
      lcd.setCursor(0, 0);
      lcd.print("Press Select       ");
      lcd.setCursor(0, 1);
      lcd.print("To Run Demo               ");
      if (Up.wasPressed()) {
        currentPage += 1;
      }
      if (Down.wasPressed()) {
        currentPage -= 1;
      }
      break;

    case 4:
      lcd.setCursor(0, 0);
      lcd.print("Press Select          ");
      lcd.setCursor(0, 1);
      lcd.print("To Check Fan        ");
      if (Up.wasPressed()) {
        currentPage += 1;
      }
      if (Down.wasPressed()) {
        currentPage -= 1;
      }
      break;


    case 5:

      lcd.setCursor(0, 0);
      lcd.print("Press Select         ");
      lcd.setCursor(0, 1);
      lcd.print("To Show Time         ");
      if (Up.wasPressed()) {
        currentPage = 0;
      }
      if (Down.wasPressed()) {
        currentPage -= 1;
      }
      if (Select.wasPressed()) {
        needToShowTime = true;
        if ( needToShowTime ) {   //triggers a function which will print to lcd
          previousMillis = millis();   //and wait for said time
          while ((millis() - previousMillis) <= tDuration) //show for 5 seconds
          {
            showTime();
            delay(50);       //to slow down arduino
          }
          needToShowTime = false;  //after we have shown the time for time we can go to normal
        }
      }
      break;

  }
}



void updateBuzzer() {
}

void countDownForHatch() {
}


void showTime()
{

  DateTime now = rtc.now();
  lcd.setCursor(0, 0);
  lcd.print("Date:  ");
  lcd.setCursor(7, 0);
  lcd.print(now.year(), DEC);
  lcd.print('/');
  lcd.print(now.month(), DEC);
  lcd.print('/');
  lcd.print(now.day(), DEC);
  lcd.print("            ");
  lcd.setCursor(0, 1);
  lcd.print("Time:  ");
  lcd.setCursor(7, 1);
  lcd.print("");
  lcd.print(now.hour(), DEC);
  lcd.print(':');
  lcd.print(now.minute(), DEC);
  lcd.print(':');
  lcd.print(now.second(), DEC);
  lcd.print("          ");

}

void printTime() {
  if ( needToShowTime ) {    //triggers a function which will print to lcd
    previousMillis = millis();   //and wait for said time
    while ((millis() - previousMillis) <= tDuration) //show for 5 seconds
    {
      showTime();
      delay(50);       //to slow down arduino
    }
    needToShowTime = false;  //after we have shown the time for time we can go to normal
  }
}