#include <LiquidCrystal.h>
#include <DHT.h>

#define DHTPIN 6
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);

const int COLS = 16;
const int ROWS = 2;
const int RS = 12, EN = 11, D4 = 5, D5 = 4, D6 = 3, D7 = 2;

LiquidCrystal lcd(RS, EN, D4, D5, D6, D7);

void setup() {
  lcd.begin(COLS, ROWS);
  dht.begin();
}

void loop() {
  delay(2000);

  float h = dht.readHumidity();
  float t = dht.readTemperature();

  if (isnan(h) || isnan(t)) {
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Error en sensor");
    return;
  }

  // Mostrar temperatura
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Temp: ");
  lcd.print(t);
  lcd.print(" C");

  // Mostrar humedad
  lcd.setCursor(0, 1);
  lcd.print("Hum: ");
  lcd.print(h);
  lcd.print(" %");

  delay(2000);

  // Calcular y mostrar índice de calor
  float hic = dht.computeHeatIndex(t, h, false);
  
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Indice Calor:");
  lcd.setCursor(0, 1);
  lcd.print(hic);
  lcd.print(" C");

}