#!/usr/bin/lua

local site = require 'gluon.site'
local util = require 'gluon.util'
local sysconfig = require 'gluon.sysconfig'

local uci = require('simple-uci').cursor()

if not sysconfig.lan_ifname then
	os.exit(0)
end

local old_proto = uci:get('network', 'mesh_lan', 'proto')

uci:section('network', 'interface', 'mesh_lan', {
	ifname        = sysconfig.lan_ifname,
	type          = 'bridge',
	igmp_snooping = false,
	proto         = 'gluon_wired',
	index         = 4,
	legacy        = old_proto == 'gluon_mesh',
})

if uci:get('network', 'mesh_lan', 'auto') == nil then
	local enable = site.mesh_on_lan(false)

	if enable then
		local interfaces = uci:get_list('network', 'client', 'ifname')

		if interfaces then
			for lanif in sysconfig.lan_ifname:gmatch('%S+') do
				if util.contains(interfaces, lanif) then
					enable = false
					break
				end
			end
		end
	end

	uci:set('network', 'mesh_lan', 'auto', enable)
end

if uci:get('network', 'mesh_lan', 'transitive') == nil then
	uci:set('network', 'mesh_lan', 'transitive', true)
end
if uci:get('network', 'mesh_lan', 'legacy') == nil then
	uci:set('network', 'mesh_lan', 'legacy', old_proto == 'gluon_mesh')
end

uci:delete('network', 'mesh_lan', 'fixed_mtu')

uci:save('network')