#!/usr/bin/lua

local uci = require 'luci.model.uci'.cursor()
local util = require 'gluon.util'
local fs = require('nixio.fs')

local enabled = uci:get('autoupdater','settings','enabled')
if uci:get('autoupdater-wifi-fallback', 'settings') then
  enabled = uci:get_bool('autoupdater-wifi-fallback', 'settings', 'enabled') and 1 or 0
  uci:delete('autoupdater-wifi-fallback', 'settings')
end

uci:section('autoupdater-wifi-fallback','autoupdater-wifi-fallback','settings',
  {
    enabled = enabled,
  }
)

uci:delete('wireless', 'fallback')

uci:delete('network','fallback')
uci:section('network', 'interface', 'fallback',
  {
    proto = 'dhcpv6',
    peerdns = 1,
    sourcefilter = 0,
  }
)

uci:save('autoupdater-wifi-fallback')
uci:save('network')
uci:save('wireless')

local minute = tonumber(fs.readfile('/usr/lib/micron.d/autoupdater'):match('^([0-9][0-9]?)%s'))
minute = (minute + 10) % 60

local f = io.open('/usr/lib/micron.d/autoupdater-wifi-fallback', 'w')
f:write(string.format('%i * * * * /usr/sbin/autoupdater-wifi-fallback\n', minute))
f:close()