#include <WiFi.h>
#include <HTTPClient.h>
#include <DHT.h>

// Konfigurasi pin dan tipe sensor
#define DHTPIN 13      // Pin data DHT22 terhubung ke GPIO 13
#define DHTTYPE DHT22  // Tipe sensor DHT22
DHT dht(DHTPIN, DHTTYPE);

// Konfigurasi WiFi
const char* ssid = "Wokwi-GUEST";   // Nama WiFi
const char* password = "";           // Password WiFi (kosong untuk Wokwi)

// Konfigurasi Firebase Realtime Database
const char* firebaseHost = "https://praktikum12-4997a-default-rtdb.firebaseio.com/";
const char* firebasePath = "/sensor_data.json";  // Lokasi data disimpan

void setup() {
  Serial.begin(115200);
  WiFi.begin(ssid, password);
  Serial.print("Menghubungkan ke WiFi");

  // Tunggu hingga terhubung ke WiFi
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.println("\nWiFi connected!");
  Serial.println("IP Address: ");
  Serial.println(WiFi.localIP());

  dht.begin();
}

void loop() {
  float suhu = dht.readTemperature();
  float kelembapan = dht.readHumidity();

  // Periksa apakah pembacaan sensor berhasil
  if (isnan(suhu) || isnan(kelembapan)) {
    Serial.println("Gagal membaca sensor DHT!");
    return;
  }

  // Jika koneksi WiFi aktif, kirim data ke Firebase
  if (WiFi.status() == WL_CONNECTED) {
    HTTPClient http;

    // Gabungkan URL Firebase dan path data
    String url = String(firebaseHost) + firebasePath;
    http.begin(url);
    http.addHeader("Content-Type", "application/json");

    // Buat data JSON
    String jsonData = "{\"temperature\": " + String(suhu, 2) +
                      ", \"humidity\": " + String(kelembapan, 2) + "}";

    // Gunakan PUT agar data ditimpa setiap kali (jika mau menambahkan, ubah ke POST)
    int responseCode = http.PUT(jsonData);

    Serial.println("Data terkirim ke Firebase:");
    Serial.println(jsonData);
    Serial.print("Kode response: ");
    Serial.println(responseCode);

    http.end();
  } else {
    Serial.println("WiFi terputus!");
  }

  delay(10000); // Kirim data setiap 10 detik
}