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

#define DHTPIN 4      // Pin sensor DHT dihubungkan ke GPIO4
#define DHTTYPE DHT22 // Tipe sensor DHT (DHT22)

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

// Ganti dengan URL dari Ngrok yang mengarah ke REST API Anda
const char* serverName = "https://472a-114-10-146-57.ngrok-free.app/api/sensor-dht22";

DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(115200);
  WiFi.begin(ssid, password);
  
  Serial.println("Connecting to WiFi...");
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(".");
  }
  Serial.println("\nConnected to WiFi");
  
  dht.begin();
}

void loop() {
  if (WiFi.status() == WL_CONNECTED) {
    HTTPClient http;

    float temperature = dht.readTemperature(); // Membaca suhu dari sensor
    float humidity = dht.readHumidity();      // Membaca kelembaban dari sensor

    if (isnan(temperature) || isnan(humidity)) {
      Serial.println("Failed to read from DHT sensor!");
    } else {
      // Mengirim data ke REST API
      String postData = "suhuUdara=" + String(temperature) + "&kelembabanUdara=" + String(humidity);

      http.begin(serverName); // Mengatur endpoint REST API
      http.addHeader("Content-Type", "application/x-www-form-urlencoded");

      int httpResponseCode = http.POST(postData); // Kirim data POST

      if (httpResponseCode > 0) {
        String response = http.getString();
        Serial.println("Data sent successfully!");
        Serial.println("HTTP Response code: " + String(httpResponseCode));
        Serial.println("Server response: " + response);
      } else {
        Serial.print("Error sending data: ");
        Serial.println(httpResponseCode);
      }

      http.end();
    }
  } else {
    Serial.println("WiFi disconnected. Reconnecting...");
    WiFi.begin(ssid, password);
  }

  delay(60000); // Tunggu 1 menit sebelum mengirim data lagi
}