// Learn about the ESP32 WiFi simulation in
// https://docs.wokwi.com/guides/esp32-wifi
#include <WiFi.h>
#include <Wire.h>
#include <RTClib.h>
#include <ESP32Servo.h>
#include <LiquidCrystal_I2C.h>

const int servoPin = 18;

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 20, 4);

RTC_DS1307 rtc;
DateTime now;
Servo servo;

String month;
String date_year;
String day;

String hours;
String minutes;
String dispenseTime = "18";
bool dispense_status = false;


char daysOfWeek[7][12] = {
  "Sunday",
  "Monday",
  "Tuesday",
  "Wednesday",
  "Thursday",
  "Friday",
  "Saturday"
};

String morning_intake[4] = {"1","1","1","1"};
String afternoon_intake[4] = {"0","1","1","0"};
String evening_intake[4] = {"1","0","1","1"};
String night_intake[4] = {"1","0","0","1"};

String medication_time[4][4] = {
  morning_intake[4],
  afternoon_intake[4],
  evening_intake[4],
  night_intake[4]
};


void setup() {
  Serial.begin(115200);
  servo.attach(servoPin, 500, 2400);

  servo.write(0);
  delay(15);


  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 0);
  LCD.print("Connecting to ");
  LCD.setCursor(0, 1);
  LCD.print("RTC Module ");

  


  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    LCD.clear();
    LCD.setCursor(0, 0);
    LCD.println("Couldn't find RTC Module");
    Serial.flush();
    abort();
  }
  
  LCD.clear();
  LCD.setCursor(0, 0);
  LCD.println("Local");
  LCD.setCursor(0, 1);
  LCD.println("Updating time...");
  // automatically sets the RTC to the date & time on PC this sketch was compiled
  rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  
}

void loop() {
  DateTime now = rtc.now();
  date_year = (now.year());
  month = now.month();
  day = now.day();
  hours = now.hour();
  minutes = now.minute();
  String time = hours+minutes;
  for(int i = 0; i < 4; i++){
    for(int j = 0; j < 4; j++){
      if(time == medication_time[i][j] && dispense_status == false){    
        Serial.print("Compartment number:");
        Serial.println(j);
        delay(500);
        servo.write(120);
        delay(1000);
        servo.write(0);
        Serial.println("Yes is time to dispense");
        Serial.println(dispense_status);
        dispense_status = true;
        Serial.println(dispense_status);
      }
      else if(time > dispenseTime && dispense_status == true){
        dispense_status = false;
        Serial.println(dispense_status);
      }
    }
  }
  
 
  

  LCD.clear(); 
  LCD.setCursor(0, 0);
  LCD.println("ESP32 RTC Date Time:");
  LCD.setCursor(0, 1);
  LCD.println(day+"/"+month+"/"+date_year);
  LCD.setCursor(0,2);
  LCD.println("Time:");
  LCD.setCursor(6, 2);
  LCD.println(time);




  Serial.print(now.year(), DEC);
  Serial.print('/');
  Serial.print(now.month(), DEC);
  Serial.print('/');
  Serial.print(now.day(), DEC);
  Serial.print(" (");
  Serial.print(daysOfWeek[now.dayOfTheWeek()]);
  Serial.print(") ");
  Serial.print(now.hour(), DEC);
  Serial.print(':');
  Serial.print(now.minute(), DEC);
  Serial.print(':');
  Serial.println(now.second(), DEC);
  Serial.println(dispense_status);

  delay(1000); // delay 1 seconds

 
}