#include <TM1637TinyDisplay.h>
#include <BlynkSimpleEsp32.h>
#include <WiFi.h>

const int CLK = 19;
const int DIO = 18;

#define pbmasuk 4
#define pbkeluar 2

//Blynk
#define BLYNK_TEMPLATE_ID "TMPL6ELJVDzjQ"
#define BLYNK_TEMPLATE_NAME "Ruangan 1"
#define BLYNK_AUTH_TOKEN "xpZQlnzdhi-8rWe814YSnfRUvou3EnOr"
#define BLYNK_PRINT Serial
#include <WiFi.h>
#include <BlynkSimpleEsp32.h>
char auth[] = BLYNK_AUTH_TOKEN; //Auth Token
char ssid[] = "Wokwi-GUEST"; //nama hotspot yang digunakan
char pass[] = "";
BlynkTimer timer;

TM1637TinyDisplay display(CLK,DIO);

int buzz = 13;
int counter = 1;
int ledmerah = 14;
int ledhijau = 26; 
void setup() {

  display.begin();
  Serial.begin(115200);
  pinMode(buzz, OUTPUT);
  pinMode(ledmerah, OUTPUT);
  pinMode(ledhijau, OUTPUT);
  pinMode(pbmasuk, INPUT_PULLUP);
  pinMode(pbkeluar, INPUT_PULLUP);
  Blynk.begin(auth, ssid, pass);
  display.showString("2015344027");
  delay(500);
  Serial.println("Kapasitas Ruangan");
  Serial.println("===========================");

}

void loop() {
  int valuemasuk = digitalRead(pbmasuk);
  int valuekeluar = digitalRead(pbkeluar); 

  Blynk.run(); //menjalankan blynk
  timer.run(); //menjalankan timer

  display.showNumber(counter - 1);
  Blynk.virtualWrite(V0, counter - 1);
  if(valuemasuk == LOW){
    if(counter <= 10){
      Serial.println("Orang Masuk");
      Serial.print("Total orang di dalam ruangan : ");
      Serial.println(counter++);
      Serial.print("Sisa tempat ruangan : ");
      Serial.println(11 - counter);
      tone(buzz, 100, 100);
      delay(500);
    digitalWrite(ledhijau, HIGH);
    digitalWrite(ledmerah, LOW);

    
    Blynk.virtualWrite(V3, HIGH);
    Blynk.virtualWrite(V4, LOW);
    } 
    else {
      Serial.println("Ruangan FULL!!");
      delay(500);
    digitalWrite(ledhijau, LOW);
    digitalWrite(ledmerah, HIGH);

    Blynk.virtualWrite(V0, counter);
    Blynk.virtualWrite(V3, LOW);
    Blynk.virtualWrite(V4, HIGH);
    }

  } 
  else if(valuekeluar == LOW){
    if(counter != 1){
     counter--;
      if(counter == 1){
        Serial.println("Ruangan Sudah Kosong");
        delay(500);
        tone(buzz, 1000, 100);
    } else {
      Serial.println("Orang Keluar");
      Serial.print("Sisa tempat ruangan : ");
      Serial.print(11 - counter);
      Serial.println(" Orang");
      tone(buzz, 1000, 100);
      delay(500);
      digitalWrite(ledhijau, HIGH);
      digitalWrite(ledmerah, LOW);

      Blynk.virtualWrite(V0, counter);
      Blynk.virtualWrite(V3, HIGH);
      Blynk.virtualWrite(V4, LOW);
    }
    }

  }
}