loadout/awesome/bat.lua

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1.4 KiB
Lua
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2017-10-18 00:12:57 +00:00
local io = io
local math = math
local tonumber = tonumber
local string = string
local naughty = require("naughty")
function batteryInfo()
for i=0,1 do
local dir = "/sys/class/power_supply/BAT" .. tostring(i) .. "/"
local f_status = io.popen("cat " .. dir .. "status 2>/dev/null")
local c_status = f_status:read()
f_status:close()
if c_status and c_status ~= "" then
local prefix = "energy"
local f_now = io.popen("cat " .. dir .. prefix .. "_now 2>/dev/null")
local c_now_str = f_now:read()
f_now:close()
if not c_now_str or c_now_str == "" then
prefix = "charge"
local f_now = io.popen("cat " .. dir .. prefix .. "_now")
c_now_str = f_now:read()
f_now:close()
end
local f_full = io.popen("cat " .. dir .. prefix .. "_full")
local c_full_str = f_full:read()
f_full:close()
local c_now = tonumber(c_now_str)
local c_full = tonumber(c_full_str)
local charging = (c_status == "Charging" or c_status == "Full")
if c_now ~= nil and c_full ~= nil then
local percent = math.floor((c_now/c_full) * 100)
return percent, charging
end
end
end
return nil, charging
end