# Inital Setups
global forklift_count
global person_count
global barrier_remote_pressed_a
global barrier_remote_pressed_b
global tsA_signal
global tsB_signal
forklift_count = 0
person_count = 0
barrier_remote_pressed_a = False
barrier_remote_pressed_b = False

GPIO.output(8, 1)
GPIO.output(10, 1)
GPIO.output(12, 1)
GPIO.output(16, 1)
GPIO.output(18, 1)
GPIO.output(22, 1)

while True:

    # Input buttons and sensors
    # omitted unnecessary inputs from Stackoverflow example
    tsB_signal = GPIO.input(37)
    tsA_signal = GPIO.input(38)

    # Turnstile B Entry Pressed
    if tsB_entry_button == False:
        triggered = False
        if check_forklift_count() == 0:
            timeout1 = time.time() + 20
            while True:
                if time.time() > timeout1:
                    print("turnstile not activated in time")
                    break
                if triggered == False:
                    GPIO.output(18, 0)
                    time.sleep(2)
                    GPIO.output(18, 1)
                    print("Turnstile B - Triggered Enter Warehouse")
                    triggered = True
                if tsB_signal == False: # Never executes even when signal sent
                    print("Signal received")
                    person_count += 1
                    print("Person Count = %s" % check_person_count())
                    break
        else:
            print("Turnstile B - There are forklifts %s in the warehouse or there are forklifts entering the warehouse" % check_forklift_count())
            break

# Never goes false so never runs
if tsB_signal == False: # Never executes even when signal sent
   print("Signal received")
   person_count += 1
   print("Person Count = %s" % check_person_count())
   break

# Goes false without issue when signal sent prints that it has been received
if tsB_signal == False:
   print("Signal Received")
   sleep(0.2)