#include "DHTesp.h"

const int DHT_PIN = 12;
int led1 = 21;
int led2 = 22;
int led3 = 23;

DHTesp dhtSensor;

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
}

void loop() {
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("---");
  delay(3000);
  if (data.temperature <= 30) {
    digitalWrite(led3, HIGH);
    delay(3000);
    digitalWrite(led3, LOW);
  }
  if (30 < data.temperature <= 38) {
    digitalWrite(led2, HIGH);
    delay(3000);
    digitalWrite(led2, LOW);
  }
  if (data.temperature > 38) {
    digitalWrite(led1, HIGH);
    delay(3000);
    digitalWrite(led1, LOW);
  }
}