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

#define pinDHT 15
DHTesp dhtSensor;

#define WIFI_AP "Wokwi-GUEST"
#define WIFI_PASS ""

#define TB_SERVER "thingsboard.cloud"
#define TOKEN "t04qf0x70uce10yrh105"

void setup() {
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  dhtSensor.setup(pinDHT, DHTesp::DHT22);
  initWifi();
}

void loop() {
  delay(10); // this speeds up the simulation
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  float temp = data.temperature;
  int hum = data.humidity;

  Serial.println(temp);
  Serial.println(hum);

  // Kirim data telemetri ke ThingsBoard menggunakan HTTP
  sendTelemetryHTTP(temp, hum);

  delay(10000); // Kirim data setiap 60 detik
}

void initWifi() {
  Serial.println("Menghubungkan..");
  while (WiFi.status() != WL_CONNECTED) {
    WiFi.begin(WIFI_AP, WIFI_PASS);
    Serial.print(".");
    delay(5000);
  }
  Serial.println("Terhubung!");
}

void sendTelemetryHTTP(float temperature, int humidity) {
  HTTPClient http;
  String url = "http://" + String(TB_SERVER) + "/api/v1/" + String(TOKEN) + "/telemetry";
  
  // Buat JSON dengan data telemetri
  String data = "{\"temperature\":" + String(temperature) + ", \"humidity\":" + String(humidity) + "}";
  
  http.begin(url);
  http.addHeader("Content-Type", "application/json");

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

  if (httpResponseCode > 0) {
    Serial.print("HTTP Response code: ");
    Serial.println(httpResponseCode);
  } else {
    Serial.print("HTTP Error code: ");
    Serial.println(httpResponseCode);
  }

  http.end();
}