from machine import Pin, PWM
import time

led = Pin(2, Pin.OUT)
button = Pin(15, Pin.IN, Pin.PULL_UP)
servo = PWM(Pin(18), freq=50)

def set_angle(angle):
    duty = int((angle / 180) * 102 + 26)
    servo.duty(duty)

last_led = time.ticks_ms()
last_print = time.ticks_ms()
gate_open_time = 0
gate_open = False

set_angle(0)

while True:
    now = time.ticks_ms()

    if time.ticks_diff(now, last_led) >= 1000:
        led.toggle()
        last_led = now

    if button.value() == 0 and not gate_open:
        set_angle(90)
        gate_open = True
        gate_open_time = now

    if gate_open:
        if time.ticks_diff(now, gate_open_time) >= 3000:
            set_angle(0)
            gate_open = False

    if time.ticks_diff(now, last_print) >= 5000:
        print("Gate Open:", gate_open)
        last_print = now