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

#define BLYNK_TEMPLATE_ID "TMPL6WXoNb5AW"
#define BLYNK_TEMPLATE_NAME "Esp32"
#define BLYNK_AUTH_TOKEN "X1q52JuyOOkDTCqTb5FBjgKXQS5muoN0"

// Define WiFi credentials
const char* ssid = "Telkomsel 5G";
const char* password = "Telkomsel123";

// Define pins for Ultrasonic sensor
#define TRIG_PIN 2
#define ECHO_PIN 4

// Declare ultrasonic sensor object
SimpleUltrasonic ultrasonic(TRIG_PIN, ECHO_PIN);

void setup() {
  // Start serial communication
  Serial.begin(115200);

  // Connect to WiFi
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to WiFi...");
  }
  Serial.println("Connected to WiFi");

  // Connect to Blynk
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, password);
}

void loop() {
  Blynk.run();

  // Measure distance using ultrasonic sensor
  long distance = ultrasonic.Ranging();
  Serial.print("Distance: ");
  Serial.print(distance);
  Serial.println(" cm");

  // Here you can send the data to Blynk
  Blynk.virtualWrite(V1, distance);

  delay(1000); // Adjust delay based on your needs
}