#include <DHT.h>
#include "WiFi.h"
#define DHT22_PIN  23
#define LED_PIN  18

DHT dht22(DHT22_PIN, DHT22);

void setup() {
  Serial.begin(115200);
  Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
  dht22.begin();
  pinMode(LED_PIN, OUTPUT);
}

void loop() {
  float humi  = dht22.readHumidity();
  float tempC = dht22.readTemperature();
  float tempF = dht22.readTemperature(true);

  if ( isnan(tempC) || isnan(tempF) || isnan(humi)) {
    Serial.println("Failed to read from DHT22 sensor!");
  } else {
    Serial.print("Humidity: ");
    Serial.print(humi);
    Serial.print("%");

    Serial.print("  |  ");

    Serial.print("Temperature: ");
    Serial.print(tempC);
    Serial.print("°C  ~  ");
    Serial.print(tempF);
    Serial.println("°F");
    digitalWrite(LED_PIN, HIGH);
    delay(200);
    digitalWrite(LED_PIN, LOW);
    delay(200);
  }

  delay(2000);
}