__approach_callback_mode = 1

if event.approach and not event.has_entered then
	atc_set_lzb_tsr(4)
	return
end

if event.train and atc_arrow then
	if not F.has_rc("WOA_rev_south") then return end
	F.remove_rc({"WOA_rev_south"})
	schedule_in(";01",atc_id)
	return
end

if event.schedule then
	if not atc_id then --bounce the train that just passed
		atc_send_to_train(event.msg,"B0WRD1A1S3")
	else
		if atc_id == event.msg then --train hasn't fully passed yet, wait a bit longer
			schedule_in(";01",atc_id)
		else -- somehow another train crossed the controller before the first one returned. Unlikely but possible
			atc_send_to_train(event.msg,"BBOL")
			atc_send("BBOL")
		end
	end
end