# imports
from machine import Pin, Timer
from time import sleep

# functions

def T_callback(t) :
    global active
    active = True
def ToggleLock(pin) :
    global active, LockStatus
    if (active == True):
        active = False
        if LockStatus:
            Unlock()
        else:
            Lock()
        Timer(period=1000, mode=Timer.ONE_SHOT, callback=T_callback)
def Lock():
    global LockStatus
    LockStatus = True
def Unlock():
    global LockStatus
    LockStatus = False

# inputs
pin_rfid = Pin(0, mode=Pin.IN, pull=Pin.PULL_DOWN)
pin_rfid.irq(trigger=Pin.IRQ_RISING, handler=ToggleLock)

# outputs
pin_r = Pin(2, mode=Pin.OUT)
pin_g = Pin(3, mode=Pin.OUT)

# variables
LockStatus = False
active = True

# loop
while True:
    pin_r.value(LockStatus)
    pin_g.value(not LockStatus)