From a34e72b42bfa681afba744a190d8bb3e26252310 Mon Sep 17 00:00:00 2001
From: Luca CPZ <luca.cpz@gmail.com>
Date: Wed, 14 Mar 2018 12:17:13 +0100
Subject: [PATCH] widget.fs: adjust spacing in notifications when there are >
 10 long paths

---
 lain-git.rockspec |  4 ++--
 widget/fs.lua     | 16 +++++++++++++---
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/lain-git.rockspec b/lain-git.rockspec
index b0b73c6..3f1c2d5 100644
--- a/lain-git.rockspec
+++ b/lain-git.rockspec
@@ -9,7 +9,7 @@ description = {
    detailed = [[
         Successor of awesome-vain, this module provides alternative layouts, asynchronous widgets and utility functions for Awesome WM.
 
-        Dependencies: curl (for IMAP, MPD and weather widgets); Glib >= 2.5.4 (for filesystems widget).
+        Dependencies: curl (for IMAP, MPD and weather widgets); Glib >= 2.54 (for filesystems widget).
     ]],
    homepage = "https://github.com/lcpz/lain",
    license = "GPL-2.0"
@@ -17,7 +17,7 @@ description = {
 dependencies = {
    "lua >= 5.1",
    "awesome >= 4.0",
-   "Glib >= 2.5.4",
+   "Glib >= 2.54",
    "curl"
 }
 supported_platforms = { "linux" }
diff --git a/widget/fs.lua b/widget/fs.lua
index e680a3c..358d4dd 100644
--- a/widget/fs.lua
+++ b/widget/fs.lua
@@ -13,7 +13,7 @@ local focused    = require("awful.screen").focused
 local wibox      = require("wibox")
 local naughty    = require("naughty")
 local math       = math
-local sformat    = string.format
+local string     = string
 local tconcat    = table.concat
 local tonumber   = tonumber
 local query_size = Gio.FILE_ATTRIBUTE_FILESYSTEM_SIZE
@@ -67,7 +67,8 @@ local function factory(args)
     end
 
     function fs.update()
-        local notifytable = { [1] = sformat("%-10s %-5s %s\t%s\t\n", "fs", "used", "free", "size") }
+        local notifytable = { [1] = string.format("%-10s %-5s %s\t%s\t\n", "path", "used", "free", "size") }
+        local pathlen = 10
         fs_now = {}
 
         for _, mount in ipairs(Gio.unix_mounts_get()) do
@@ -92,9 +93,11 @@ local function factory(args)
                     }
 
                     if fs_now[path].percentage > 0 then -- don't notify unused file systems
-                        notifytable[#notifytable+1] = sformat("\n%-10s %-5s %3.2f\t%3.2f\t%s", path,
+                        notifytable[#notifytable+1] = string.format("\n%-10s %-5s %.2f\t%.2f\t%s", path,
                         fs_now[path].percentage .. "%", fs_now[path].free, fs_now[path].size,
                         fs_now[path].units)
+
+                        pathlen = math.max(pathlen, #path)
                     end
                 end
             end
@@ -116,6 +119,13 @@ local function factory(args)
             end
         end
 
+        if pathlen > 10 then -- formatting aesthetics
+            for i = 1, #notifytable do
+                local pathspaces = notifytable[i]:match("/%w*[/%w*]*%s*") or notifytable[i]:match("path%s*")
+                notifytable[i] = notifytable[i]:gsub(pathspaces, pathspaces .. string.rep(" ", pathlen - 10) .. "\t")
+            end
+        end
+
         fs.notification_preset.text = tconcat(notifytable)
     end