#include <DHTesp.h>
#include <WiFi.h>
#include <ThingsBoard.h>
#include <Arduino_MQTT_Client.h>

#define pinDht 15         // Replace with your GPIO number
#define WIFI_AP "Wokwi-GUEST"
#define WIFI_PASS ""

#define TB_SERVER "thingsboard.cloud"
#define TOKEN "lCteDbFRvGoKwm1hoXfq"

constexpr uint16_t MAX_MESSAGE_SIZE = 128U;

WiFiClient espClient;
Arduino_MQTT_Client mqttClient(espClient);
ThingsBoard tb(mqttClient, MAX_MESSAGE_SIZE);

DHTesp dhtSensor;


void connectToWiFi() {
  Serial.println("Connecting to WiFi...");
  int attempts = 0;
  
  while (WiFi.status() != WL_CONNECTED && attempts < 20) {
    WiFi.begin(WIFI_AP, WIFI_PASS, 6);
    delay(500);
    Serial.print(".");
    attempts++;
  }
  
  if (WiFi.status() != WL_CONNECTED) {
    Serial.println("\nFailed to connect to WiFi.");
  } else {
    Serial.println("\nConnected to WiFi");
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  dhtSensor.setup(pinDht, DHTesp::DHT22);
  connectToWiFi();
}

void loop() {
  // put your main code here, to run repeatedly:
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  float temp = data.temperature;
  int hum = data.humidity;
  Serial.println(temp);
  Serial.println(hum);
  delay(2000); // this speeds up the simulation
}