From 06d6055374fe358c6ed9263e2f23db5744118cc9 Mon Sep 17 00:00:00 2001
From: streetturtle <streetturtle@gmail.com>
Date: Wed, 6 Dec 2017 21:07:35 -0500
Subject: [PATCH] Attempt to fix memory leak

---
 battery-widget/battery.lua | 83 ++++++++++++++++++--------------------
 1 file changed, 39 insertions(+), 44 deletions(-)

diff --git a/battery-widget/battery.lua b/battery-widget/battery.lua
index c23b4b9..936582c 100644
--- a/battery-widget/battery.lua
+++ b/battery-widget/battery.lua
@@ -1,61 +1,28 @@
-local wibox = require("wibox")
 local awful = require("awful")
 local naughty = require("naughty")
 local watch = require("awful.widget.watch")
+local wibox = require("wibox")
 
 -- acpi sample outputs
 -- Battery 0: Discharging, 75%, 01:51:38 remaining
 -- Battery 0: Charging, 53%, 00:57:43 until charged
 
 local PATH_TO_ICONS = "/usr/share/icons/Arc/status/symbolic/"
-local USERNAME = os.getenv("USER")
+local HOME = os.getenv("HOME")
 
-battery_widget = wibox.widget {
+local battery_widget = wibox.widget {
     {
         id = "icon",
         widget = wibox.widget.imagebox,
         resize = false
     },
-    layout = wibox.container.margin(_, 0, 0, 3),
-    set_image = function(self, path)
-        self.icon.image = path
-    end
+    layout = wibox.container.margin(_, 0, 0, 3)
 }
 
-watch(
-    "acpi", 10,
-    function(widget, stdout, stderr, exitreason, exitcode)
-        local batteryType
-        local _, status, charge_str, time = string.match(stdout, '(.+): (%a+), (%d?%d%d)%%,? ?.*')
-        local charge = tonumber(charge_str)
-        if (charge >= 0 and charge < 15) then
-	   batteryType="battery-empty%s-symbolic"
-	   if status ~= 'Charging' then
-	      show_battery_warning()
-	   end
-        elseif (charge >= 15 and charge < 40) then batteryType="battery-caution%s-symbolic"
-        elseif (charge >= 40 and charge < 60) then batteryType="battery-low%s-symbolic"
-        elseif (charge >= 60 and charge < 80) then batteryType="battery-good%s-symbolic"
-        elseif (charge >= 80 and charge <= 100) then batteryType="battery-full%s-symbolic"
-        end
-        if status == 'Charging' then
-            batteryType = string.format(batteryType,'-charging')
-        else
-            batteryType = string.format(batteryType,'')
-        end
-        widget.image = PATH_TO_ICONS .. batteryType .. ".svg"
-
-        -- Update popup text
-        -- TODO: Filter long lines
-        -- battery_popup.text = string.gsub(stdout, "\n$", "")
-    end,
-    battery_widget
-)
-
 -- Popup with battery info
 -- One way of creating a pop-up notification - naughty.notify
 local notification
-function show_battery_status()
+local function show_battery_status()
     awful.spawn.easy_async([[bash -c 'acpi']],
         function(stdout, _, _, _)
             notification = naughty.notify{
@@ -67,11 +34,8 @@ function show_battery_status()
         end
     )
 end
-battery_widget:connect_signal("mouse::enter", function() show_battery_status() end)
-battery_widget:connect_signal("mouse::leave", function() naughty.destroy(notification) end)
 
 -- Alternative to naughty.notify - tooltip. You can compare both and choose the preferred one
-
 --battery_popup = awful.tooltip({objects = {battery_widget}})
 
 -- To use colors from beautiful theme put
@@ -79,10 +43,9 @@ battery_widget:connect_signal("mouse::leave", function() naughty.destroy(notific
 -- beautiful.tooltip_fg = beautiful.fg_normal
 -- beautiful.tooltip_bg = beautiful.bg_normal
 
---[[ Show warning notification ]]
-function show_battery_warning()
+local function show_battery_warning()
     naughty.notify{
-        icon = "/home/" .. USERNAME .. "/.config/awesome/nichosi.png",
+        icon = HOME .. "/.config/awesome/nichosi.png",
         icon_size=100,
         text = "Huston, we have a problem",
         title = "Battery is dying",
@@ -93,3 +56,35 @@ function show_battery_warning()
         width = 300,
     }
 end
+
+watch("acpi", 10,
+    function(widget, stdout, stderr, exitreason, exitcode)
+        local batteryType
+        local _, status, charge_str, time = string.match(stdout, '(.+): (%a+), (%d?%d%d)%%,? ?.*')
+        local charge = tonumber(charge_str)
+        if (charge >= 0 and charge < 15) then
+            batteryType = "battery-empty%s-symbolic"
+            if status ~= 'Charging' then
+                show_battery_warning()
+            end
+        elseif (charge >= 15 and charge < 40) then batteryType = "battery-caution%s-symbolic"
+        elseif (charge >= 40 and charge < 60) then batteryType = "battery-low%s-symbolic"
+        elseif (charge >= 60 and charge < 80) then batteryType = "battery-good%s-symbolic"
+        elseif (charge >= 80 and charge <= 100) then batteryType = "battery-full%s-symbolic"
+        end
+        if status == 'Charging' then
+            batteryType = string.format(batteryType, '-charging')
+        else
+            batteryType = string.format(batteryType, '')
+        end
+        widget.icon:set_image(PATH_TO_ICONS .. batteryType .. ".svg")
+
+        -- Update popup text
+        -- battery_popup.text = string.gsub(stdout, "\n$", "")
+    end,
+    battery_widget)
+
+battery_widget:connect_signal("mouse::enter", function() show_battery_status() end)
+battery_widget:connect_signal("mouse::leave", function() naughty.destroy(notification) end)
+
+return battery_widget