// #include <LiquidCrystal.h>
// #include <TimeLib.h>
// #include <Wire.h>
// #include <DS1307RTC.h>
// #include <EEPROM.h>

// RTC_DS1307 rtc;

// const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;                 // lcd pins
// LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

// int buzz = 13;
// int addr=17;

// const int buttonPin2 = 9;
// const int buttonPin3 = 8;
// const int buttonPin1 = A0;
// const int buttonPin4 = 7; // the pin that the pushbutton is attached to
// int val2 = 0;
// int val3=0;
// int pushVal;
// int bS1 = 0;         // current state of the button
// int lBS1 = 0;     // previous state of the button


// int bS2 = 0;         // current state of the button
// int lBS2 = 0;

// int bS3 = 0;         // current state of the button
// int lBS3 = 0;

// int bS4 = 0;         // current state of the button
// int lBS4 = 0;

// // configure the pins to the right mode
// int buzz8amHH = 8;          //    HH - hours         ##Set these for reminder time in 24hr Format 
// int buzz8amMM = 00;          //    MM - Minute
// int buzz8amSS = 00;          //    SS - Seconds

// int buzz2pmHH = 8;          //    HH - hours
// int buzz2pmMM = 1;          //    MM - Minute
// int buzz2pmSS = 00;          //    SS - Seconds

// int buzz8pmHH = 8;          //    HH - hours
// int buzz8pmMM = 2;          //    MM - Minute
// int buzz8pmSS = 00;          //    SS - Seconds

 

// int nowHr, nowMin, nowSec; 

// void gwsMessege(){               // print get well soon messege
//     lcd.clear();
//     lcd.setCursor(0, 0);
//     lcd.print("Stay Healthy :)");     // Give some cheers
//     lcd.setCursor(0, 1);
//     lcd.print("Get Well Soon :)");// wish 
// }

// void helpScreen() {              // function to display 1st screen in LCD
//     lcd.clear();
//     lcd.setCursor(0, 0);
//     lcd.print("Press Buttons");
//     lcd.setCursor(0, 1);
//     lcd.print("for Reminder...!");
//  }

// void timeScreen() {              // function to display Date and time in LCD screen
//   time_t now(); now = rtc.now();             // take rtc time and print in display
//     lcd.clear();
//     lcd.setCursor(0, 0);
//     lcd.print("Time:");
//     lcd.setCursor(6, 0);
//     lcd.print(nowHr = now.hour(), DEC);
//     lcd.print(":");
//     lcd.print(nowMin = now.minute(), DEC);
//     lcd.print(":");
//     lcd.print(nowSec = now.second(), DEC);
//     lcd.setCursor(0, 1);
//     lcd.print("Date: ");
//     lcd.print(now.day(), DEC);
//     lcd.print("/");
//     lcd.print(now.month(), DEC);
//     lcd.print("/");
//     lcd.print(now.year(), DEC);
//     delay(500);
// }

// void setup()
// {
// Wire.begin();
//     //rtc.adjust(time_t now();(F(__DATE__), F(__TIME__)));            // uncomment this to set the current time and then comment in next upload when u set the time
//   rtc.adjust(time_t now();(2019, 1, 10, 7, 59, 30));                // manual time set

//   lcd.begin(16, 2);
//   lcd.clear();
//   lcd.setCursor(0, 0);
//   lcd.print("Welcome To Our");                                      // print a messege at startup
//   lcd.setCursor(0, 1);
//   lcd.print("Medicine Reminder");
//   delay(10);
//   gwsMessege();
//   delay(30);
//   helpScreen();
//   delay(20);
//   timeScreen();
//   delay(300);
//   lcd.clear();
  
//   pinMode(buttonPin1, INPUT);
//   pinMode(buttonPin2, INPUT);
//   pinMode(buttonPin3, INPUT);
//   pinMode(buttonPin4, INPUT);
//   pinMode(buzz, OUTPUT);
//   Serial.begin(9600);
// }
#include <LiquidCrystal.h>
#include <Wire.h>
#include <DS1307RTC.h> // DS1307 RTC library
#include <TimeLib.h>   // Time library
#include <EEPROM.h>

RTC_DS1307 rtc;


const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2; // LCD pins
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

int buzz = 13;
int addr = 17;

const int buttonPin2 = 9;
const int buttonPin3 = 8;
const int buttonPin1 = A0;
const int buttonPin4 = 7; // the pin that the pushbutton is attached to
int val2 = 0;
int val3 = 0;
int pushVal;
int bS1 = 0; // current state of the button
int lBS1 = 0; // previous state of the button

int bS2 = 0; // current state of the button
int lBS2 = 0;

int bS3 = 0; // current state of the button
int lBS3 = 0;

int bS4 = 0; // current state of the button
int lBS4 = 0;

// configure the pins to the right mode
int buzz8amHH = 8;  // HH - hours         ##Set these for reminder time in 24hr Format
int buzz8amMM = 00; // MM - Minute
int buzz8amSS = 00; // SS - Seconds

int buzz2pmHH = 8;  // HH - hours
int buzz2pmMM = 1;  // MM - Minute
int buzz2pmSS = 00; // SS - Seconds

int buzz8pmHH = 8;  // HH - hours
int buzz8pmMM = 2;  // MM - Minute
int buzz8pmSS = 00; // SS - Seconds

void gwsMessege()
{ // print get well soon message
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Stay Healthy :)"); // Give some cheers
    lcd.setCursor(0, 1);
    lcd.print("Get Well Soon :)"); // wish
}

void helpScreen()
{ // function to display 1st screen in LCD
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Press Buttons");
    lcd.setCursor(0, 1);
    lcd.print("for Reminder...!");
}

void timeScreen()
{ // function to display Date and time in LCD screen
    tmElements_t tm;
    if (RTC.read(tm))
    {
        lcd.clear();
        lcd.setCursor(0, 0);
        lcd.print("Time:");
        lcd.setCursor(6, 0);
        lcd.print(tm.Hour);
        lcd.print(":");
        lcd.print(tm.Minute);
        lcd.print(":");
        lcd.print(tm.Second);
        lcd.setCursor(0, 1);
        lcd.print("Date: ");
        lcd.print(tm.Day);
        lcd.print("/");
        lcd.print(tm.Month);
        lcd.print("/");
        lcd.print(tmYearToCalendar(tm.Year));
        delay(500);
    }
    else
    {
        lcd.clear();
        lcd.setCursor(0, 0);
        lcd.print("RTC is not running!");
        delay(500);
    }
}

void setup()
{
    Wire.begin();
    lcd.begin(16, 2);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Welcome To Our"); // print a message at startup
    lcd.setCursor(0, 1);
    lcd.print("Medicine Reminder");
    delay(10);
    gwsMessege();
    delay(30);
    helpScreen();
    delay(20);
    timeScreen();
    delay(300);
    lcd.clear();

    pinMode(buttonPin1, INPUT);
    pinMode(buttonPin2, INPUT);
    pinMode(buttonPin3, INPUT);
    pinMode(buttonPin4, INPUT);
    pinMode(buzz, OUTPUT);
    Serial.begin(9600);

    // Uncomment the line below to set the initial time for the RTC (optional)
    // RTC.adjust(time_t now();(2019, 1, 10, 7, 59, 30)); // manual time set
}

void ValSet(){
  Serial.println(EEPROM.read(addr));
  val2 = EEPROM.read(addr);                         // read previosuly saved value of push button to start from where it was left previously
  switch (val2) {
    case 1:
      lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Reminder set ");
    lcd.setCursor(0, 1);
    lcd.print("for Once/day !");
      pushVal = 1;
      delay(500);
      break;
    case 2:
      lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Reminder set ");
    lcd.setCursor(0, 1);
    lcd.print("for Twice/day !");
      pushVal = 2;
      delay(500);
      break;
    case 3:
      lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Reminder set ");
    lcd.setCursor(0, 1);
    lcd.print("for Thrice/day !");
      pushVal = 3;
      delay(500);
      break;
  }
}

// the main loop will constantly check to see if the button has been pressed
// if it has, a counter is incremented, and then some action can be taken
void loop() 
{                                         //call to set thrice/day 
    if (pushVal == 1) {                                // if push button 1 pressed then remind at 8am
    at8am();                                           //function to start uzzing at 8am 
  }
  else if (pushVal == 2) {                             // if push button 2 pressed then remind at 8am and 8pm
    at8am();                                            
    at8pm();                                           //function to start uzzing at 8mm
  }
  else if (pushVal == 3) {                             // if push button 3 pressed then remind at 8am and 8pm
    at8am();
    at2pm();                                            //function to start uzzing at 8mm
    at8pm();
  }
  // read the state of the button
  bS1 = digitalRead(buttonPin1);
  bS2 = digitalRead(buttonPin2);
  bS3 = digitalRead(buttonPin3);
  bS4 = digitalRead(buttonPin4);

  // check to see if it different than the last time we checked
  

if (bS2 != lBS2) {
    // either the button was just pressed or just released
    if (bS2 == HIGH) {
      // it was just pressed
      Serial.println("n02");
      EEPROM.write(17,1);
      push1();
      delay(1000);
    }
  }
  lBS2 = bS2;


if (bS3 != lBS3) {
    // either the button was just pressed or just released
    if (bS3 == HIGH) {
      // it was just pressed
      Serial.println("no3");
      EEPROM.write(17,2);
      push2();
      delay(1000);
    }
  }
  lBS3 = bS3;


if (bS4 != lBS4) {
    // either the button was just pressed or just released
    if (bS4 == HIGH) {
      // it was just pressed
      Serial.println("no4");
      EEPROM.write(17,3);
      push3();
      delay(1000);
    }
  }
  lBS4 = bS4;
  
if (bS1 != lBS1) {
    // either the button was just pressed or just released
    if (bS1 == HIGH) {
      val3=EEPROM.read(addr);
      EEPROM.write(17,0);
      digitalWrite(buzz, LOW);
      pinstop();
      EEPROM.write(17,val3);
    }
  }
  lBS1 = bS1;

  timeScreen();
  ValSet();
}
void push1() {                   // function to set reminder once/day                                           //save the state of push button-1 
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Reminder set ");
    lcd.setCursor(0, 1);
    lcd.print("for Once/day !");
    delay(1200);
    lcd.clear();
  }

void push2() {                      //function to set reminder twice/day
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Reminder set ");
    lcd.setCursor(0, 1);
    lcd.print("for Twice/day !");
    delay(1200);
    lcd.clear();
  }

void push3() {                    //function to set reminder thrice/day
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Reminder set ");
    lcd.setCursor(0, 1);
    lcd.print("for Thrice/day !");
    delay(1200);
    lcd.clear();
  }

void pinstop(){                   //function to stop buzzing when user pushes stop push button
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Take Medicine  ");
    lcd.setCursor(0, 1);
    lcd.print("with Warm Water");
    delay(5000);
    lcd.clear();
  }
// void at8am() {                      // function to start buzzing at 8am
  
//   time_t now();
//   if (int(time_t.hour()) == buzz8amHH && int(t.minute()) == buzz8amMM  && (int(t.second()) == buzz8amSS || int(t.second()) < buzz8amSS+10)) {
//         /////////////////////////////////////////////////////
//         digitalWrite(buzz,HIGH);
//         lcd.clear();
//         lcd.setCursor(0, 0);
//         lcd.print("Time to take ");
//         lcd.setCursor(0, 1);
//         lcd.print("Morning medicines.");
//         delay(5000);

//         /////////////////////////////////////////////////////
//       }
// }


// void at2pm() {                          // function to start buzzing at 2pm
//   time_t now();
//   if (int(time_t.hour()) == buzz2pmHH && int(t.minute()) == buzz2pmMM  && (int(t.second()) == buzz2pmSS || int(t.second()) < buzz2pmSS+10)) {
//         /////////////////////////////////////////////////////
//         digitalWrite(buzz,HIGH);
//         lcd.clear();
//         lcd.setCursor(0, 0);
//         lcd.print("Time to take ");
//         lcd.setCursor(0, 1);
//         lcd.print("Afternoon medicines.");
//         delay(5000);

//         /////////////////////////////////////////////////////
//       }
// }

// void at8pm() {                           // function to start buzzing at 8pm
// time_t now();
//   if (int(time_t.hour()) == buzz8pmHH && int(t.minute()) == buzz8pmMM  && (int(t.second()) == buzz8pmSS || int(t.second()) < buzz8pmSS+10)) {
//         /////////////////////////////////////////////////////
//         digitalWrite(buzz,HIGH);
//         lcd.clear();
//         lcd.setCursor(0, 0);
//         lcd.print("Time to take ");
//         lcd.setCursor(0, 1);
//         lcd.print("Night medicines.");
//         delay(5000);

//         /////////////////////////////////////////////////////
//       }
// }
void setup() {
  Serial.begin(9600);
  if (!rtc.begin()) {
    Serial.println("Couldn't find RTC");
    while (1);
  }
}

void loop() {
  // Call your reminder functions here
  at8am();
  at2pm();
  at8pm();
  delay(1000); // Delay for 1 second
}

void at8am() {
  tmElements_t tm;
  if (rtc.read(tm)) {
    time_t currentTime = makeTime(tm);
    int currentHour = hour(currentTime);
    int currentMinute = minute(currentTime);
    int currentSecond = second(currentTime);
    
    // Check if the current time matches the desired time for the reminder
    if (currentHour == buzz8amHH && currentMinute == buzz8amMM && (currentSecond == buzz8amSS || currentSecond < buzz8amSS + 10)) {
      // Reminder action
    }
  }
}
void at2pm() {
  tmElements_t tm;
  if (rtc.read(tm)) {
    time_t currentTime = makeTime(tm);
    int currentHour = hour(currentTime);
    int currentMinute = minute(currentTime);
    int currentSecond = second(currentTime);
    
    // Check if the current time matches the desired time for the reminder
    if (currentHour == buzz8amHH && currentMinute == buzz8amMM && (currentSecond == buzz8amSS || currentSecond < buzz8amSS + 10)) {
      // Reminder action
    }
  }
}
void at8pm() {
  tmElements_t tm;
  if (rtc.read(tm)) {
    time_t currentTime = makeTime(tm);
    int currentHour = hour(currentTime);
    int currentMinute = minute(currentTime);
    int currentSecond = second(currentTime);
    
    // Check if the current time matches the desired time for the reminder
    if (currentHour == buzz8amHH && currentMinute == buzz8amMM && (currentSecond == buzz8amSS || currentSecond < buzz8amSS + 10)) {
      // Reminder action
    }
  }
}