#include <WiFi.h> 
#include <HTTPClient.h> 
#include <DHT.h> 
#define DHTPIN 13      // Pin data DHT22 terhubung ke GPIO 13 
#define DHTTYPE DHT22  // Tipe sensor 
 
DHT dht(DHTPIN, DHTTYPE); 
 
const char* ssid = "Wokwi-GUEST"; 
const char* password = ""; 
// masukkan sesuai tautan project dan pathnya 
const char* firebaseHost = "https://iot-database-f7b00-default-rtdb.asia-southeast1.firebasedatabase.app/"; 
const char* firebasePath = "/sensor_data.json";  
 
void setup() { 
  Serial.begin(115200); 
  WiFi.begin(ssid, password); 
  while (WiFi.status() != WL_CONNECTED) { 
    delay(500); 
    Serial.print("."); 
  } 
  Serial.println("\nWiFi connected"); 
  dht.begin(); 
} 
 
void loop() { 
  float suhu = dht.readTemperature(); 
  float kelembapan = dht.readHumidity(); 
 
  if (isnan(suhu) || isnan(kelembapan)) { 
    Serial.println("Gagal membaca sensor DHT!"); 
    return; 
  } 
 
  if (WiFi.status() == WL_CONNECTED) { 
    HTTPClient http;
    String url = String(firebaseHost) + firebasePath; 
    http.begin(url); 
    http.addHeader("Content-Type", "application/json"); 
 
    String jsonData = "{\"temperature\": " + String(suhu, 2) +  
                      ", \"humidity\": " + String(kelembapan, 2) + 
"}"; 
 
    int responseCode = http.PUT(jsonData);  // Gunakan PUT agar data ditimpa, bukan push node baru 
 
    Serial.println("Data terkirim:"); 
    Serial.println(jsonData); 
    Serial.print("Kode response: "); 
    Serial.println(responseCode); 
    http.end(); 
  } 
 
  delay(10000); // kirim setiap 10 detik 
}