from machine import Pin, ADC
import time
import dht

pir = Pin(15, Pin.IN)
led = Pin(1, Pin.OUT)
sensor = dht.DHT22(Pin(14))

ldr = ADC(Pin(26))

while True:
    sensor.measure()
    temp = sensor.temperature()
    print("Temperatura actual:", temp, "°C")

    luz = ldr.read_u16()
    print("Nivel de luz:", luz)

    if temp > 25:
        print("Alerta: Temperatura alta")

    if pir.value() == 1:
        print("Movimiento detectado")
    else:
        print("Sin movimiento")
        led.off()

    if luz < 20000:
        print("Ambiente oscuro")
    else:
        print("Ambiente iluminado")

    if temp > 25 and pir.value() == 1:
        print("ALERTA ESPECIAL")

        inicio = time.time()
        while time.time() - inicio < 5:
            led.on()
            time.sleep(0.5)
            led.off()
            time.sleep(0.5)

    print("----------------------")
    time.sleep(2)