from machine import Pin
import time
import sensor 


LED_PINS = [4, 5, 13, 14, 16, 17, 18, 21] 
BUTTON_IN_PIN = 34
BUTTON_OUT_PIN = 35

leds = []
for pin_number in LED_PINS:
    led = Pin(pin_number, Pin.OUT)
    leds.append(led)


button_in = Pin(BUTTON_IN_PIN, Pin.IN, Pin.PULL_UP)
button_out = Pin(BUTTON_OUT_PIN, Pin.IN, Pin.PULL_UP)


last_in_state = 1  
last_out_state = 1  

print("نظام الموقف البسيط جاهز للعمل!")


while True:
 
    current_in_state = button_in.value()
    current_out_state = button_out.value()
    


    if last_in_state == 1 and current_in_state == 0:
        print("تم الضغط على زر الدخول!")
        sensor.add_one_car() 
    
  
    if last_out_state == 1 and current_out_state == 0:
        print("تم الضغط على زر الخروج!")
        sensor.remove_one_car()


    number_of_cars = sensor.car_count 
  
    for i in range(8):
      
        if i < number_of_cars:
            leds[i].on()
  
        else:
            leds[i].off()

    last_in_state = current_in_state
    last_out_state = current_out_state
    
  
    time.sleep_ms(50)