#define BLYNK_TEMPLATE_ID "TMPL6fiXhZelW"
#define BLYNK_TEMPLATE_NAME "ESP32 Alarm and Pill notification system"
#define BLYNK_AUTH_TOKEN "Kax6SSYKwx7520OQkMZpig0_VYGhWHxV"
#define BLYNK_PRINT Serial

#include <Blynk.h>
#include<LiquidCrystal_I2C.h>
#include <ESP32Servo.h>

/* Pwede nani e uncomment if nana mo ESP32
#include <WiFi.h>
#include "time.h"
#include "sntp.h"
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

const char* ssid       = "YOUR_SSID";
const char* password   = "YOUR_PASS";
const char* auth       = "rzVnhnNdU9pAgSrR0Kfx-3-TOOvziDLm";

const char* ntpServer1 = "pool.ntp.org";
const char* ntpServer2 = "time.nist.gov";
const long  gmtOffset_sec = 28800;
const int   daylightOffset_sec = 0;
*/
LiquidCrystal_I2C lcd(0x27,16,2);
BlynkTimer timer;
Servo myServo;

const int buttonPin = 2;  // Pin connected to the pushbutton
const int servoPin = 18; // Pin connected to the servo motor
const int buzzerPin = 4;

int buzzerState = 0;
int lastBuzzerState = 0;
int buttonState = 0;     // Variable for reading the pushbutton status
int lastButtonState = 0; // Variable to store the previous pushbutton state
int servoPosition = 0;   // Variable to store the current servo position

void rotateServo() {

  myServo.write(90);  // Rotate the servo to 90 degrees
  delay(1000);        // Wait for 1 second
  myServo.write(0);   // Return the servo to its initial position (0 degrees)
  delay(1000);        // Wait for 1 second
}

void buzzerState() {
  /* Uncomment if nana Esp32
  Blynk.run();
  printLocalTime(); 
  */
 buzzerState = digitalRead(buzzerPin); 

 if(buzzerState != lastBuzzerState){
      if (buzzerState == HIGH) {        
           Blynk.logEvent("timed_pill_notification");                 
        }           
        delay(50);
    }
     lastBuzzerState = buzzerState;
  //Serial.println(buzzerState);
    }

void buttonState() {
/* Uncomment if nana Esp32
  Blynk.run();
  printLocalTime(); 
  */
  buttonState = digitalRead(buttonPin);

    if(buttonState != lastButtonState){
      if (buttonState == HIGH) { 
            rotateServo();       
           Blynk.logEvent("confirmed_pill_dispensed");                 
        }           
        delay(50);
    }

    if(buttonState != lastButtonState); {
    if (buttonState == LOW) {
    Blynk.logEvent("pill_not_dispensed"); //mga after 5 minutes guro kay munotif siya di ko kibaw unsaon ang code ani huehue
    }
    delay(50);
}
else if(buttonState != lastButtonState); {
    if (buttonState == HIGH) {
      rotateServo();      
    Blynk.logEvent("pill_has_been_taken");
    }
    delay(50);
}
  lastButtonState = buttonState;
  //Serial.println(buttonState);
}


/* Uncomment if nana Esp32
void printLocalTime()
{
  struct tm timeinfo;
  if(!getLocalTime(&timeinfo)){
    Serial.println("No time available (yet)");
    return;
  }
  Serial.println(&timeinfo, "%A, %B %d %Y %H:%M:%S");
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print(&timeinfo,"%b %d %Y"); 
  lcd.setCursor(0,1);
  lcd.print(&timeinfo,"%a, %H:%M:%S"); 

}

// Callback function (get's called when time adjusts via NTP)
void timeavailable(struct timeval *t)
{
  Serial.println("Got time adjustment from NTP!");
  printLocalTime();
}
*/

void setup() {
  Serial.begin(115200);
  /* Uncomment if nana Esp32
  Blynk.begin(auth,ssid,password,"blynk.cloud",80);
  sntp_set_time_sync_notification_cb( timeavailable );
  sntp_servermode_dhcp(1);
  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer1, ntpServer2);
    //connect to WiFi
  Serial.printf("Connecting to %s ", ssid);
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
      delay(500);
      Serial.print(".");
  }
  Serial.println(" CONNECTED");
  */
  lcd.init();
  lcd.backlight();
  lcd.print("HELL-O");
  pinMode(buttonPin, INPUT);
  myServo.attach(servoPin);
  myServo.write(0);
 timer.setInterval(2000L, rotateServo);
} 

void loop() {
blynk.run();
timer.run();
}