#define BLYNK_TEMPLATE_ID "TMPL6zNdo8Njy"
#define BLYNK_TEMPLATE_NAME "BUTTON LED BLYNK"
#define BLYNK_AUTH_TOKEN "lsjjSMzTU9V_-syPfX7b2dGPE4TTZeXd"

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

char auth[] = "lsjjSMzTU9V_-syPfX7b2dGPE4TTZeXd" ;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;

#define LED1 18
#define LED2 19
#define LED3 21
#define LED4 5
int SW_state = 0; //kondisi lampu mati

BLYNK_WRITE (V0)
{
  SW_state = param.asInt();
  if(SW_state == 1){
    digitalWrite(LED1, HIGH);
    digitalWrite(LED2, HIGH);
    digitalWrite(LED3, HIGH);
    digitalWrite(LED4, HIGH);
    Serial.println("4 LED MENYALA");
    Blynk.virtualWrite(V0, HIGH);
  }else{
    digitalWrite(LED1, LOW);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    Serial.println("4 LED PADAM");
    Blynk.virtualWrite(V0, LOW);
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(LED4, OUTPUT);
  Blynk.begin(auth, ssid, pass);
}

void loop() {
  // put your main code here, to run repeatedly:
  Blynk.run();
  timer.run();
}