#define BLYNK_TEMPLATE_ID "TMPL6yz_VxlKj"
#define BLYNK_TEMPLATE_NAME "Merah Kuning Hijau"
#define BLYNK_AUTH_TOKEN "8g6cFZls9PIl_3652n_GrPvFNp2bTb2J"

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

char auth[] = "8g6cFZls9PIl_3652n_GrPvFNp2bTb2J";
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

#define LED_MERAH 19
#define LED_KUNING 18
#define LED_HIJAU 5

int SW_Merah = 0;
int SW_Kuning = 0;
int SW_Hijau = 0;

void sendToGoogleSheet() {
  // Your code to send data to Google Sheets
  // For example, using HTTP requests to a Google Apps Script or similar
  Serial.println("Sending data to Google Sheet...");
  
  // Sample HTTP request code (replace with your actual Google Sheets integration)
  WiFiClient client;
  if (client.connect("your-script-url", 80)) {
    String url = "/path_to_your_script?led_merah=" + String(SW_Merah) + "&led_kuning=" + String(SW_Kuning) + "&led_hijau=" + String(SW_Hijau);
    client.print(String("GET ") + url + " HTTP/1.1\r\n" +
                 "Host: your-script-url\r\n" +
                 "Connection: close\r\n\r\n");
    Serial.println("Data sent!");
  } else {
    Serial.println("Connection failed");
  }
}

BLYNK_WRITE(V0)
{
  SW_Merah = param.asInt();
  digitalWrite(LED_MERAH, SW_Merah);
  sendToGoogleSheet(); // Kirim data ke Google Sheet
}

BLYNK_WRITE(V1)
{
  SW_Kuning = param.asInt();
  digitalWrite(LED_KUNING, SW_Kuning);
  sendToGoogleSheet(); // Kirim data ke Google Sheet
}

BLYNK_WRITE(V2)
{
  SW_Hijau = param.asInt();
  digitalWrite(LED_HIJAU, SW_Hijau);
  sendToGoogleSheet(); // Kirim data ke Google Sheet
}

void setup() {
  Serial.begin(115200);
  pinMode(LED_MERAH, OUTPUT);
  pinMode(LED_KUNING, OUTPUT);
  pinMode(LED_HIJAU, OUTPUT);

  // Memberi nilai awal untuk variabel-variabel
  SW_Merah = 0;
  SW_Kuning = 0;
  SW_Hijau = 0;

  Blynk.begin(auth, ssid, pass);
}

void loop() {
  Blynk.run(); // Jalankan Blynk
  delay(10); // Beri sedikit waktu untuk proses Blynk
}