#include <DS1307RTC.h>

#include <Servo.h>
int servoPin1 = 10;
int servoPin2 = 11;

#include <LiquidCrystal_I2C.h>

#include <Keypad.h>


const byte ROWS = 4; // Four rows

const byte COLS = 4; // Three columns


// Define the Keymap


char keys[ROWS][COLS] = {


  {'1', '2', '3', 'A'},


  {'4', '5', '6', 'B'},


  {'7', '8', '9', 'C'},


  {'*', '0', '#', 'D'}


};


// Connect keypad ROW0, ROW1, ROW2 and ROW3 to these Arduino pins.


byte rowPins[ROWS] = { 2, 3, 4, 5};


// Connect keypad COL0, COL1 and COL2 to these Arduino pins.


byte colPins[COLS] = { 6, 7, 8, 9 };


//  Create the Keypad

Keypad kpd = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );





 DS3231  rtc(A4, A5);

Servo Servo1, Servo2; //initialize a servo object for the connected servo

LiquidCrystal_I2C lcd(0x27, 20, 4); // Creates an LC object. Parameters: (rs, enable, d4, d5, d6, d7)

//int angle = 0;

// int potentio = A0;      // initialize the A0analog pin for potentiometer

int t1, t2, t3, t4, t5, t6;




boolean feed = true; // condition for alarm


char key;

int r[6];



void setup()

{

  Servo1.attach(servoPin1);   // attach the signal pin of servo to pin9 of arduino
  Servo2.attach(servoPin2);
  Servo1.write(0);
  Servo2.write(0);
  rtc.begin();

  lcd.begin(16, 2);



  Serial.begin(9600);



}



void loop()

{


  lcd.setCursor(0, 0);

  int buttonPress;

  buttonPress = digitalRead(A3);


  if (buttonPress == 1)

    setFeedingTime();




  //Serial.println(buttonPress);


  lcd.print("Time:  ");

  String t = "";

  t = rtc.getTimeStr();

  t1 = t.charAt(0) - 48;

  t2 = t.charAt(1) - 48;

  t3 = t.charAt(3) - 48;

  t4 = t.charAt(4) - 48;

  t5 = t.charAt(6) - 48;

  t6 = t.charAt(7) - 48;



  lcd.print(rtc.getTimeStr());

  lcd.setCursor(0, 1);

  lcd.print("Date: ");

  lcd.print(rtc.getDateStr());



  if (t1 == r[0] && t2 == r[1] && t3 == r[2] && t4 == r[3] && t5 < 1 && t6 < 3 && feed == true)

  {

    Servo1.write(180);                   //command to rotate the servo to the specified angle

    delay(1000);

    Servo1.write(0);


    delay(1500);

    Servo2.write(180);
    
    delay(400);

    Servo2.write(0);

    feed = false;

  }

}


void setFeedingTime()

{

  feed = true;

  int i = 0;
  int j = 0;

  lcd.clear();

  lcd.setCursor(0, 0);

  lcd.print("Set feeding Time");

  lcd.clear();

  lcd.print("HH:MM");

  lcd.setCursor(0, 1);




  while (1) {

    key = kpd.getKey();






    if (key != NO_KEY) {



      lcd.setCursor(j, 1);



      lcd.print(key);
      Serial.println(j);


      r[i] = key - 48;

      i++;

      j++;


      if (j == 2)

      {

        lcd.print(":"); j++;

      }

      delay(500);

    }


    if (key == 'D')

    {
      key = 0;
      break;
    }

  }

}