local JAMMER_MAX_DISTANCE = 10

minetest.after(0, function() -- After load all mods
function mesecon.turnon(pos, link) -- Overwrite mesecons function.
	local frontiers = {{pos = pos, link = link}}

	local depth = 1
	while frontiers[depth] do
		local f = frontiers[depth]
		local node = minetest.get_node_or_nil(f.pos)

		-- area not loaded, postpone action
		if not node then
			mesecon.queue:add_action(f.pos, "turnon", {link}, nil, true)
		elseif minetest.find_node_near(f.pos, JAMMER_MAX_DISTANCE, {"moremesecons_jammer:jammer_on"}) then -- JAMMER
			break
		elseif mesecon.is_conductor_off(node, f.link) then
			local rules = mesecon.conductor_get_rules(node)

			minetest.swap_node(f.pos, {name = mesecon.get_conductor_on(node, f.link),
				param2 = node.param2})

			-- call turnon on neighbors: normal rules
			for _, r in ipairs(mesecon.rule2meta(f.link, rules)) do
				local np = mesecon.addPosRule(f.pos, r)

				-- area not loaded, postpone action
				if not minetest.get_node_or_nil(np) then
					mesecon.queue:add_action(np, "turnon", {rulename},
						nil, true)
				else
					local links = mesecon.rules_link_rule_all(f.pos, r)
					for _, l in ipairs(links) do
						table.insert(frontiers, {pos = np, link = l})
					end
				end
			end
		elseif mesecon.is_effector(node.name) then
			mesecon.changesignal(f.pos, node, f.link, mesecon.state.on, depth)
			if mesecon.is_effector_off(node.name) then
				mesecon.activate(f.pos, node, f.link, depth)
			end
		end
		depth = depth + 1
	end
end
end)

mesecon.register_node("moremesecons_jammer:jammer", {
	description = "Mesecons Jammer",
	paramtype = "light",
},{
	tiles = {"moremesecons_jammer_off.png"},
	groups = {dig_immediate=2},
	mesecons = {effector = {
		action_on = function(pos)
			minetest.swap_node(pos, {name="moremesecons_jammer:jammer_on"})
		end }}
},{
	tiles = {"moremesecons_jammer_on.png"},
	groups = {dig_immediate=2, not_in_creative_inventory=1},
	mesecons = {effector = {
		action_off = function(pos)
			minetest.swap_node(pos, {name="moremesecons_jammer:jammer_off"})
		end }}
})

minetest.register_craft({
	output = "moremesecons_jammer:jammer_off",
	recipe = {{"group:mesecon_conductor_craftable", "default:mese", "group:mesecon_conductor_craftable"},
		{"", "moremesecons_wireless:jammer_off", ""}}
})