local rev_rc = "CORN_HS_N"
local rm_rc = true


__approach_callback_mode = 1

if event.approach and not event.has_entered then
	atc_set_lzb_tsr(3)
	atc_set_ars_disable(true)
	return
end

if event.train then
	if atc_arrow then
		if not F.has_rc(rev_rc) then
			atc_set_ars_disable(false)
			return
		end
		if rm_rc then F.remove_rc(rev_rc) end
		schedule_in(";01",atc_id)
		return
	else
		if F.has_rc("CORN_rejoin") then
			set_autocouple()
		end
		return
	end
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