Fixed initial state where alsa.update may never be called

[etc/awesome.git] / widgets / bat.lua

diff --git a/widgets/bat.lua b/widgets/bat.lua
index 4526c857ac78f252daf2f2b41f27e6e4e20798c1..d55be1746def102d4e8db39a96fcc15b160204ab 100644 (file)
--- a/widgets/bat.lua
+++ b/widgets/bat.lua
@@ -21,9 +21,9 @@ local setmetatable = setmetatable
 
 -- Battery infos
 -- lain.widgets.bat
-local bat = {}
 
 local function worker(args)
+    local bat = {}
     local args = args or {}
     local timeout = args.timeout or 30
     local battery = args.battery or "BAT0"
@@ -97,7 +97,8 @@ local function worker(args)
 
             bat_now.time = string.format("%02d:%02d", hrs, min)
 
-            local perc = (rem / tot) * 100
+            local perc = tonumber(first_line(bstr .. "/capacity")) or math.floor((rem / tot) * 100)
+
             if perc <= 100 then
                 bat_now.perc = string.format("%d", perc)
             elseif perc > 100 then
@@ -118,27 +119,28 @@ local function worker(args)
         settings()
 
         -- notifications for low and critical states
-        if bat_now.status == "Discharging" and notify == "on"
+        if bat_now.status == "Discharging" and notify == "on" and bat_now.perc ~= nil
         then
-            if tonumber(bat_now.perc) <= 5
+            local nperc = tonumber(bat_now.perc) or 100
+            if nperc <= 5
             then
                 bat.id = naughty.notify({
                     preset = bat_notification_critical_preset,
-                    replaces_id = bat.id
+                    replaces_id = bat.id,
                 }).id
-            elseif tonumber(bat_now.perc) <= 15
+            elseif nperc <= 15
             then
                 bat.id = naughty.notify({
                     preset = bat_notification_low_preset,
-                    replaces_id = bat.id
+                    replaces_id = bat.id,
                 }).id
             end
         end
     end
 
-    newtimer("bat", timeout, update)
+    newtimer(battery, timeout, update)
 
-    return bat.widget
+    return setmetatable(bat, { __index = bat.widget })
 end
 
-return setmetatable(bat, { __call = function(_, ...) return worker(...) end })
+return setmetatable({}, { __call = function(_, ...) return worker(...) end })