need_string(in_site('site_code'))
need_string(in_site('site_name'))
need_string_match(in_domain('domain_seed'), '^' .. ('%x'):rep(64) .. '$')

if need_table('opkg', nil, false) then
	need_string('opkg.lede', false)

	function check_repo(k, _)
		-- this is not actually a uci name, but using the same naming rules here is fine
		assert_uci_name(k)

		local path = string.format('opkg.extra[%q]', k)
		need_string(path)
	end

	need_table('opkg.extra', check_repo, false)
end

need_string(in_site('hostname_prefix'), false)
need_string(in_site('timezone'))

need_string_array('ntp_servers', false)

need_string_match(in_domain('prefix6'), '^[%x:]+/64$')


for _, config in ipairs({'wifi24', 'wifi5'}) do
	if need_table(config, nil, false) then
		need_string(in_site('regdom')) -- regdom is only required when wifi24 or wifi5 is configured

		need_number(config .. '.channel')

		local rates = {1000, 2000, 5500, 6000, 9000, 11000, 12000, 18000, 24000, 36000, 48000, 54000}
		local supported_rates = need_array_of(in_site(config .. '.supported_rates'), rates, false)
		if supported_rates then
			need_array_of(config .. '.basic_rate', supported_rates, true)
		else
			need_array_of(config .. '.basic_rate', rates, false)
		end
	end
end

need_boolean(in_site('poe_passthrough'), false)
if need_table('dns', nil, false) then
	need_number('dns.cacheentries', false)
	need_string_array_match('dns.servers', '^[%x:]+$', true)
end

if need_table('next_node', nil, false) then
	need_string_match(in_domain('next_node.ip6'), '^[%x:]+$', false)
	need_string_match(in_domain('next_node.ip4'), '^%d+.%d+.%d+.%d+$', false)
end

for _, config in ipairs({'wifi24', 'wifi5'}) do
  local rates = {1000, 2000, 5500, 6000, 9000, 11000, 12000, 18000, 24000, 36000, 48000, 54000}
  rates = need_array_of(in_site(config .. '.supported_rates'), rates, false) or rates

  if need_table(config .. '.ibss', nil, false) then
    need_string(in_domain(config .. '.ibss.ssid'))
    need_string_match(in_domain(config .. '.ibss.bssid'), '^%x[02468aAcCeE]:%x%x:%x%x:%x%x:%x%x:%x%x$')
    need_one_of(config .. '.ibss.mcast_rate', rates, false)
    need_number(config .. '.ibss.vlan', false)
    need_boolean(config .. '.ibss.disabled', false)
  end

  if need_table(config .. '.mesh', nil, false) then
    need_string(in_domain(config .. '.mesh.id'))
    need_one_of(config .. '.mesh.mcast_rate', rates, false)
    need_boolean(config .. '.mesh.disabled', false)
  end
end

need_boolean(in_site('mesh_on_wan'), false)
need_boolean(in_site('mesh_on_lan'), false)
need_boolean(in_site('single_as_lan'), false)