From 54500cf15d1272ee63edd44de695c6e803f570ce Mon Sep 17 00:00:00 2001
From: streetturtle <streetturtle@gmail.com>
Date: Mon, 2 Sep 2019 15:37:45 -0400
Subject: externalize config for ram-widget

---
 ram-widget/ram-widget.lua | 140 +++++++++++++++++++++++++---------------------
 1 file changed, 76 insertions(+), 64 deletions(-)

(limited to 'ram-widget')

diff --git a/ram-widget/ram-widget.lua b/ram-widget/ram-widget.lua
index 3072068..a5414c8 100644
--- a/ram-widget/ram-widget.lua
+++ b/ram-widget/ram-widget.lua
@@ -2,77 +2,89 @@ local awful = require("awful")
 local watch = require("awful.widget.watch")
 local wibox = require("wibox")
 
---- Main ram widget shown on wibar
-local ramgraph_widget = wibox.widget {
-    border_width = 0,
-    colors = {
-        '#74aeab', '#26403f'
-    },
-    display_labels = false,
-    forced_width = 25,
-    widget = wibox.widget.piechart
-}
+local ramgraph_widget = {}
 
---- Widget which is shown when user clicks on the ram widget
-local w = wibox {
-    height = 200,
-    width = 400,
-    ontop = true,
-    expand = true,
-    bg = '#1e252c',
-    max_widget_size = 500
-}
+local function worker(args)
 
-w:setup {
-    border_width = 0,
-    colors = {
-        '#5ea19d',
-        '#55918e',
-        '#4b817e',
-    },
-    display_labels = false,
-    forced_width = 25,
-    id = 'pie',
-    widget = wibox.widget.piechart
-}
+    local args = args or {}
 
-local total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap
+    --- Main ram widget shown on wibar
+    ramgraph_widget = wibox.widget {
+        border_width = 0,
+        colors = {
+            '#74aeab', '#26403f'
+        },
+        display_labels = false,
+        forced_width = 25,
+        widget = wibox.widget.piechart
+    }
 
-local function getPercentage(value)
-    return math.floor(value / (total+total_swap) * 100 + 0.5) .. '%'
-end
+    --- Widget which is shown when user clicks on the ram widget
+    local w = wibox {
+        height = 200,
+        width = 400,
+        ontop = true,
+        expand = true,
+        bg = '#1e252c',
+        max_widget_size = 500
+    }
+
+    w:setup {
+        border_width = 0,
+        colors = {
+            '#5ea19d',
+            '#55918e',
+            '#4b817e',
+        },
+        display_labels = false,
+        forced_width = 25,
+        id = 'pie',
+        widget = wibox.widget.piechart
+    }
+
+    local total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap
+
+    local function getPercentage(value)
+        return math.floor(value / (total+total_swap) * 100 + 0.5) .. '%'
+    end
 
-watch('bash -c "free | grep -z Mem.*Swap.*"', 1,
-    function(widget, stdout, stderr, exitreason, exitcode)
-        total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap =
-            stdout:match('(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*Swap:%s*(%d+)%s*(%d+)%s*(%d+)')
+    watch('bash -c "free | grep -z Mem.*Swap.*"', 1,
+        function(widget, stdout, stderr, exitreason, exitcode)
+            total, used, free, shared, buff_cache, available, total_swap, used_swap, free_swap =
+                stdout:match('(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*(%d+)%s*Swap:%s*(%d+)%s*(%d+)%s*(%d+)')
 
-        widget.data = { used, total-used } widget.data = { used, total-used }
+            widget.data = { used, total-used } widget.data = { used, total-used }
 
-        if w.visible then
-            w.pie.data_list = {
-                {'used ' .. getPercentage(used + used_swap), used + used_swap},
-                {'free ' .. getPercentage(free + free_swap), free + free_swap},
-                {'buff_cache ' .. getPercentage(buff_cache), buff_cache}
-            }
-        end
-    end,
-    ramgraph_widget
-)
+            if w.visible then
+                w.pie.data_list = {
+                    {'used ' .. getPercentage(used + used_swap), used + used_swap},
+                    {'free ' .. getPercentage(free + free_swap), free + free_swap},
+                    {'buff_cache ' .. getPercentage(buff_cache), buff_cache}
+                }
+            end
+        end,
+        ramgraph_widget
+    )
 
-ramgraph_widget:buttons(
-    awful.util.table.join(
-        awful.button({}, 1, function()
-            awful.placement.top_right(w, { margins = {top = 25, right = 10}, parent = awful.screen.focused() })
-            w.pie.data_list = {
-                {'used ' .. getPercentage(used + used_swap), used + used_swap},
-                {'free ' .. getPercentage(free + free_swap), free + free_swap},
-                {'buff_cache ' .. getPercentage(buff_cache), buff_cache}
-            }
-            w.pie.display_labels = true
-            w.visible = not w.visible
-        end)
+    ramgraph_widget:buttons(
+        awful.util.table.join(
+            awful.button({}, 1, function()
+                awful.placement.top_right(w, { margins = {top = 25, right = 10}, parent = awful.screen.focused() })
+                w.pie.data_list = {
+                    {'used ' .. getPercentage(used + used_swap), used + used_swap},
+                    {'free ' .. getPercentage(free + free_swap), free + free_swap},
+                    {'buff_cache ' .. getPercentage(buff_cache), buff_cache}
+                }
+                w.pie.display_labels = true
+                w.visible = not w.visible
+            end)
+        )
     )
-)
 
-return ramgraph_widget
+
+    return ramgraph_widget
+end
+
+return setmetatable(ramgraph_widget, { __call = function(_, ...)
+    return worker(...)
+end })
-- 
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