local awful = require("awful")
local wibox = require("wibox")
--local beautiful = require("beautiful")

require("modules/laptop_detector")

if not is_laptop then
	brightness = {}
	return
end


local piechart_widget, piechart_timer = awful.widget.watch("simple-brightness get", 1,
	function(widget, stdout)
		local val = tonumber(stdout)
		widget.data_list = {
			{ "brightness", val },
			{ "fill", 255 - val }
		}
		widget.display_labels = false
		widget.forced_height = 24
		widget.forced_width = 24
		--widget.border_color = "#ffff00"
		widget.border_width = 0
		widget.colors = { "#ffbb00", "#444444" }
	end,
	wibox.widget.piechart()
)

local inc_f = function(amt)
	awful.spawn("simple-brightness inc " .. tostring(amt))
	-- TODO: force update, decrease watch frequency
	--piechart_timer
end

brightness = {
	piechart = piechart_widget,
	inc = inc_f
}