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

#define DHTPIN 4          // Pin sensor DHT22
#define DHTTYPE DHT22     // Jenis sensor DHT (DHT22)

const char* ssid = "Wokwi-GUEST"; // Nama WiFi
const char* password = "";        // Kata sandi WiFi
const char* webAppUrl = "https://script.google.com/macros/s/AKfycbzeyTfP4dliNUaAM4SzpWMirqrh2vPlewsqEIG4ZX-6DyywX0DTDPA_BQnnVOELaTfn/exec";  // URL skrip Google Apps Anda

DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(115200);
  delay(100);

  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Menghubungkan ke WiFi...");
  }

  Serial.println("Terhubung ke WiFi");

  dht.begin();
}

void loop() {
  float humidity = dht.readHumidity();
  float temperature = dht.readTemperature();

  if (isnan(humidity) || isnan(temperature)) {
    Serial.println("Gagal membaca dari sensor DHT");
    delay(2000);
    return;
  }

  Serial.print("Suhu: ");
  Serial.print(temperature);
  Serial.print(" °C, Kelembaban: ");
  Serial.print(humidity);
  Serial.println(" %");

  // Mengirim data ke Google Apps Script
  sendDataToScript(temperature, humidity);

  delay(5000); // Jeda selama 5 detik
}

void sendDataToScript(float temperature, float humidity) {
  HTTPClient http;
  String serverPath = String(webAppUrl) + "?temperature=" + String(temperature) + "&humidity=" + String(humidity);

  Serial.print("Menghubungi server: ");
  Serial.println(serverPath);

  if (http.begin(serverPath)) {
    int httpCode = http.GET();
    if (httpCode > 0) {
      Serial.print("Kode respons server: ");
      Serial.println(httpCode);
      
      if (httpCode == HTTP_CODE_MOVED_PERMANENTLY || httpCode == HTTP_CODE_FOUND) {
        // Menangani pengalihan
        String newLocation = http.getLocation();
        Serial.print("Dialihkan ke: ");
        Serial.println(newLocation);
        http.end();

        if (http.begin(newLocation)) {
          httpCode = http.GET();
          if (httpCode > 0) {
            Serial.print("Kode respons server setelah pengalihan: ");
            Serial.println(httpCode);
          } else {
            Serial.print("Permintaan HTTP GET gagal setelah pengalihan dengan kode kesalahan: ");
            Serial.println(httpCode);
          }
          http.end();
        }
      }
    } else {
      Serial.print("Permintaan HTTP GET gagal dengan kode kesalahan: ");
      Serial.println(httpCode);
    }
    http.end();
  } else {
    Serial.println("Tidak dapat terhubung ke server");
  }
}