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

#define HUMIDITY_PIN 2
#define TEMPERATURE_PIN 3
#define DHTTYPE DHT22
DHT dhtHumidity(HUMIDITY_PIN, DHTTYPE);
DHT dhtTemperature(TEMPERATURE_PIN, DHTTYPE);

const int rs = 12, en = 11, d4 = 10, d5 = 9, d6 = 8, d7 = 7;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

const int relayPin1 = 4;
const int relayPin2 = 5;

void setup() {
    Serial.begin(9600);
    dhtHumidity.begin();
    dhtTemperature.begin();
    lcd.begin(16, 2);
    lcd.print("Iniciando...");
    delay(2000);
    lcd.clear();

    pinMode(relayPin1, OUTPUT);
    pinMode(relayPin2, OUTPUT);

    digitalWrite(relayPin1, LOW);
    digitalWrite(relayPin2, LOW);
}

void loop() {
   float humedad = dhtHumidity.readHumidity();

    float temperatura = dhtTemperature.readTemperature();

    Serial.print("Temp: ");
    Serial.print(temperatura);
    Serial.print(" Hum: ");
    Serial.println(humedad);

    if (temperatura > 25.0) {
        digitalWrite(relayPin1, HIGH); 
    } else {
        digitalWrite(relayPin1, LOW);
    }

    if (humedad > 60.0) {
        digitalWrite(relayPin2, HIGH);
    } else {
        digitalWrite(relayPin2, LOW); 
    }

    lcd.setCursor(0, 0);
    lcd.print("Temp:");
    lcd.print(temperatura);
    lcd.setCursor(0, 1);
    lcd.print("Hum:");
    lcd.print(humedad);

    delay(2000); 
}