-- Lane control lights
function lane_control_change(pos, node)
	local node = minetest.env:get_node(pos)
	if node.name == "infrastructure:lane_control_lights_1" then
		minetest.swap_node(pos, {name = "infrastructure:lane_control_lights_2", param2 = node.param2})
	elseif node.name == "infrastructure:lane_control_lights_2" then
		minetest.swap_node(pos, {name = "infrastructure:lane_control_lights_3", param2 = node.param2})
	elseif node.name == "infrastructure:lane_control_lights_3" then
		minetest.swap_node(pos, {name = "infrastructure:lane_control_lights_4", param2 = node.param2})
	elseif node.name == "infrastructure:lane_control_lights_4" then
		minetest.swap_node(pos, {name = "infrastructure:lane_control_lights_5", param2 = node.param2})
	elseif node.name == "infrastructure:lane_control_lights_5" then
		minetest.swap_node(pos, {name = "infrastructure:lane_control_lights_1", param2 = node.param2})
	end
end

for i = 1, 5 do
	local groups = {}
	if i == 1 then 
		groups = {cracky = 3}
	else
		groups = {cracky = 3, not_in_creative_inventory = 1}
	end

	minetest.register_node("infrastructure:lane_control_lights_"..tostring(i), {
		description = "Lane control lights",
		tiles = {
			"infrastructure_traffic_lights_side.png",
			"infrastructure_traffic_lights_side.png",
			"infrastructure_traffic_lights_side.png",
			"infrastructure_traffic_lights_side.png",
			"infrastructure_traffic_lights_side.png",
			"infrastructure_lane_control_lights_"..tostring(i)..".png"
		},
		drawtype = "nodebox",
		paramtype = "light",
		paramtype2 = "facedir",
		groups = {cracky = 3, not_in_creative_inventory = (i == 1 and 0 or 1)},
		light_source = TRAFFIC_LIGHTS_LIGHT_RANGE,
		drop = "infrastructure:lane_control_lights_1",
		node_box = {
			type = "fixed",
				fixed = {
					{-7/16, -7/16, -1/8, 7/16, 7/16, 1/8},
					{-7/16, 0, -1/4, -3/8, 7/16, -1/8},
					{3/8, 0, -1/4, 7/16, 7/16, -1/8},
					{-7/16, 3/8, -5/16, 7/16, 7/16, -1/8},
					{-1/16, -1/4, 0, 1/16, 1/4, 1/2 - 0.001},
					{-1/4, -1/4, 3/8, 1/4, 1/4, 1/2 - 0.001},
					{-1/4, -1/16, 0, 1/4, 1/16, 1/2 - 0.001}
				}
		},
		selection_box = {
			type = "fixed",
				fixed = {
					{-7/16, -7/16, -1/8, 7/16, 7/16, 1/8},
					{-7/16, 0, -1/4, -3/8, 7/16, -1/8},
					{3/8, 0, -1/4, 7/16, 7/16, -1/8},
					{-7/16, 3/8, -5/16, 7/16, 7/16, -1/8},
					{-1/16, -1/4, 0, 1/16, 1/4, 1/2 - 0.001},
					{-1/4, -1/4, 3/8, 1/4, 1/4, 1/2 - 0.001},
					{-1/4, -1/16, 0, 1/4, 1/16, 1/2 - 0.001}
				}

		},

		on_punch = function(pos, node)
			lane_control_change(pos, node)
		end,

		mesecons = {effector = {
			action_on = function (pos, node)
				lane_control_change(pos, node)
			end,
		}}
	})
end

minetest.register_alias("infrastructure:lane_control_lights", "infrastructure:lane_control_lights_1")