#define BLYNK_TEMPLATE_ID "TMPL6pYK3liTD"
#define BLYNK_TEMPLATE_NAME "SMART MAILBOX"
#define BLYNK_AUTH_TOKEN "0VXLsZ9_7Bq2FoHESgh2GM8r_7-GxMxR"

#define BLYNK_PRINT Serial

#include <BlynkSimpleEsp32.h>

int buzzer = 13;
int irPin = 14;
int buttonPin =15;

int counter = 0;

BlynkTimer mailTimer, buttonTimer;


//BLYNK
char ssid[] = "Wokwi-GUEST";  //change to your own wifi
char pass[] = "";  //change to your own password


void setup() 
{
  Serial.begin(9600);
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);

  pinMode(buzzer, OUTPUT);
  pinMode(irPin, INPUT);
  pinMode(buttonPin, INPUT);

  digitalWrite(buzzer, LOW);

  mailTimer.setInterval(500, mail);
  buttonTimer.setInterval(500, button);

}

void mail ()
{
  int irState = digitalRead(irPin);

  if (irState == 1)
  {
    counter ++;

    Serial.print("IR STATE: ");
    Serial.println(irState);

    Serial.println("MAIL RECEIVED");

    Serial.print("MAIL COUNT: ");
    Serial.println(counter);

    if (counter <= 10)
    {
      digitalWrite(buzzer,LOW);
      Serial.println("MAILBOX IS NOT FULL");
    }

   if (counter > 10)
    {
      digitalWrite(buzzer,HIGH);
      Serial.println("MAILBOX IS FULL");
    }

  }

  if (irState == 0)
  {
    counter = 0;
    digitalWrite(buzzer,LOW);
    Serial.print("IR STATE: ");
    Serial.println(irState);
    Serial.println("NO MAIL RECEIVED");
    
  }

}

void button ()
{
  int buttonState = digitalRead(buttonPin);

  if (buttonState == 1)
  {
    counter = 0;
    Serial.print("BUTTON STATE: ");
    Serial.println(buttonState);
    Serial.println("MAIL COUNTING RESETTED");
  }

  if (buttonState == 0)
  {
    Serial.print("BUTTON STATE: ");
    Serial.println(buttonState);
    Serial.println("COUNTING");
  }

}

void loop() 
{
  Blynk.run();
  mailTimer.run();
  buttonTimer.run();

}