from machine import Pin, ADC
import time
from hcsr04 import HCSR04
from Servo_libreria import Servo
from dht import DHT22


sensor = HCSR04(trigger_pin=13, echo_pin=12, echo_timeout_us=10000)
motor = Servo(pin=27)

buzzer = Pin (15, Pin.OUT, value = 0) 
led_m = Pin (2, Pin.OUT, value = 0)      
PIR = Pin (4, Pin.IN)  

sensorDHT = DHT22 (Pin(5))
relay = Pin(18, Pin.OUT)

ldr = ADC(Pin(26))
led_l = Pin (14, Pin.OUT, value = 0)

mq7 = ADC(Pin(25))
mq7.width(ADC.WIDTH_10BIT)
mq7.atten(ADC.ATTN_11DB)

def bip(): 
     buzzer.on()
     time.sleep(0.2)
     buzzer.off()

def flash(): 
     for veces in range (0,10):
         led_m.on()
         time.sleep(0.1)
         led_m.off()
         time.sleep(0.5)
while True:
    bloqueo = 0
    distance = sensor.distance_cm()
    if distance > 10 or distance <= 0:
        motor.move(155) 
        time.sleep(0.5)
        
    if distance <= 10 and distance > 0:
        motor.move(80)
        time.sleep(5)
        bloqueo=1
        
    if bloqueo==1:
        motor.move(155)
        time.sleep(5)
   
    if (PIR.value()==1): 
         bip()
         flash()
   
    sensorDHT.measure ()
    temp=sensorDHT.temperature()
    hum=sensorDHT.humidity()

    print('Temperatura: %3.1f C' %temp)
    print('Humedad: %3.1f %%' %hum)
    if temp>=30:
        relay.value(1)
    else:
        relay.value(0)
    
    valor_LDR = ldr.read()
    print("La cantidad de luz que hay es: ", valor_LDR)
    if valor_LDR > 352:
        led_l.on()
    else:
        led_l.off()
    
    lectura_mq7 = int(mq7.read())
    time.sleep(0.5)
    ppm = 400/1023
    co = ppm*lectura_mq7
    print("El CO que hay es:", co)
    if co > 500:
        buzzer.on()
        time.sleep(0.2)
        buzzer.off()
        for veces in range (0,3):
            led_m.on()
            time.sleep(0.1)
            led_m.off()
            time.sleep(0.5)