local awful = require "awful"
local wibox = require("wibox")
local gears = require("gears")
local beautiful = require("beautiful")
local powermenu = {
 buttonsize = 128,
 spacing = 5,
 iconPath = gears.filesystem.get_configuration_dir() .. "/awesome-powermenu/",
 lock = function()
  error("Lock requested, but no function specified")
 end,
 suspend = function()
  error("Suspend requested, but no function specified")
 end,
 poweroff = function()
  error("Power off requested, but no function specified")
 end,
}

function powermenu.new()
 local powermenuWidget = wibox.widget{
   layout = wibox.layout.grid.vertical(2),
   spacing = powermenu.spacing,
 }
 local powermenuPopup = awful.popup{
   layout = wibox.layout.fixed.vertical,
--   widget = wibox.container.constraint(powermenuWidget, "min", 512, 512),
   widget = powermenuWidget,
   border_color = beautiful.border_focus,
   border_width = 2,
   ontop        = true,
   placement    = awful.placement.centered,
   visible = false,
 }
 local function addButton(icon, fn)
  local newButton = awful.widget.button{
   image = powermenu.iconPath .. "/" .. icon
  }
  newButton:set_forced_width(powermenu.buttonsize)
  newButton:set_forced_height(powermenu.buttonsize)
  newButton:buttons(gears.table.join(
   newButton:buttons(),
   awful.button({}, 1, nil, function()
    fn()
    powermenuPopup:hide()
   end)
  ))

  powermenuWidget:add(newButton)
 end
 addButton("poweroff.png", powermenu.poweroff)
 addButton("suspend.png", powermenu.suspend)
 addButton("restart.png", awesome.restart)
 addButton("lock.png", powermenu.lock)

 function powermenuPopup.show(self)
  self.visible = true
 end
 function powermenuPopup.hide(self)
  self.visible = false
 end
 function powermenuPopup.toggle(self)
  self.visible = not self.visible
 end
 return powermenuPopup
end

return powermenu