formatting with stylua (Spaces, AutoPreferSingle, NoSingleTable, FunctionOnly)

Author: lomereiter

mpris-widget/init.lua

@@ -5,11 +5,11 @@
 -- requires - playerctl
 -- @copyright 2020
 -------------------------------------------------
-local awful             = require("awful")
-local beautiful         = require("beautiful")
-local watch             = require("awful.widget.watch")
-local wibox             = require("wibox")
-local gears             = require("gears")
+local awful = require('awful')
+local beautiful = require('beautiful')
+local watch = require('awful.widget.watch')
+local wibox = require('wibox')
+local gears = require('gears')
 
 local playerctl = {
     player_name = nil,
@@ -24,14 +24,25 @@ function playerctl:set_player(name)
     end
 end
 
-function playerctl:cmd(cmd)
-    return "playerctl -p '" .. self.player_name .. "' " .. cmd
-end
+function playerctl:cmd(cmd) return "playerctl -p '" .. self.player_name .. "' " .. cmd end
+
+local watch_fields = {
+    [1] = 'status',
+    [2] = 'xesam:artist',
+    [3] = 'xesam:title',
+    [4] = 'mpris:artUrl',
+    [5] = 'position',
+    [6] = 'mpris:length',
+    [7] = 'album',
+    [8] = 'xesam:contentCreated',
+}
+
+local watch_cmd = string.format("-f '{{%s}}' metadata", table.concat(watch_fields, '}};{{'))
 
 function playerctl:watch(timeout, callback, widget)
-    local cmd = self:cmd("-f '{{status}};{{xesam:artist}};{{xesam:title}};{{mpris:artUrl}};{{position}};{{mpris:length}};{{album}};{{xesam:contentCreated}}' metadata")
+    local cmd = self:cmd(watch_cmd)
 
-    self.watch_params = {timeout = timeout, callback = callback, widget = widget}
+    self.watch_params = { timeout = timeout, callback = callback, widget = widget }
 
     local cb = function(widget, stdout, _, _, _)
         local words = gears.string.split(stdout, ';')
@@ -63,21 +74,14 @@ function playerctl:watch(timeout, callback, widget)
     _, self.timer = awful.widget.watch(cmd, timeout, cb, widget)
 end
 
-function playerctl:toggle()
-    awful.spawn(self:cmd("play-pause"), false)
-end
+function playerctl:toggle() awful.spawn(self:cmd('play-pause'), false) end
 
-function playerctl:next()
-    awful.spawn(self:cmd("next"), false)
-end
-
-function playerctl:prev()
-    awful.spawn(self:cmd("previous"), false)
-end
+function playerctl:next() awful.spawn(self:cmd('next'), false) end
 
+function playerctl:prev() awful.spawn(self:cmd('previous'), false) end
 
 local player_selector_popup = {
-    popup             = awful.popup {
+    popup = awful.popup {
         bg = beautiful.bg_normal,
         fg = beautiful.fg_normal,
         ontop = true,
@@ -87,63 +91,67 @@ local player_selector_popup = {
         border_color = beautiful.bg_focus,
         maximum_width = 400,
         offset = { y = 5 },
-        widget = {}
+        widget = {},
     },
 
-    rows              = { layout = wibox.layout.fixed.vertical },
+    rows = { layout = wibox.layout.fixed.vertical },
 }
 
 function player_selector_popup:add_radio_button(player_name)
     local checkbox = wibox.widget {
+        layout = wibox.container.place,
+        valign = 'center',
         {
-            checked       = player_name == playerctl.player_name,
-            color         = beautiful.bg_normal,
-            paddings      = 2,
-            shape         = gears.shape.circle,
-            forced_width  = 20,
+            checked = player_name == playerctl.player_name,
+            color = beautiful.bg_normal,
+            paddings = 2,
+            shape = gears.shape.circle,
+            forced_width = 20,
             forced_height = 20,
-            check_color   = beautiful.fg_normal,
-            widget        = wibox.widget.checkbox
+            check_color = beautiful.fg_normal,
+            widget = wibox.widget.checkbox,
         },
-        valign = 'center',
-        layout = wibox.container.place,
     }
 
-    checkbox:connect_signal("button::press", function()
+    checkbox:connect_signal('button::press', function()
         playerctl:set_player(player_name)
         self:toggle()
     end)
 
-    table.insert(self.rows, wibox.widget {
+    local row = wibox.widget {
         {
             {
                 checkbox,
                 {
                     {
                         text = player_name,
                         align = 'left',
-                        widget = wibox.widget.textbox
+                        widget = wibox.widget.textbox,
                     },
                     left = 10,
-                    layout = wibox.container.margin
+                    layout = wibox.container.margin,
                 },
                 spacing = 8,
-                layout = wibox.layout.align.horizontal
+                layout = wibox.layout.align.horizontal,
             },
             margins = 4,
-            layout = wibox.container.margin
+            layout = wibox.container.margin,
         },
         bg = beautiful.bg_normal,
         fg = beautiful.fg_normal,
-        widget = wibox.container.background
-    })
+        widget = wibox.container.background,
+    }
+
+    table.insert(self.rows, row)
 end
 
 function player_selector_popup:rebuild()
-    awful.spawn.easy_async("playerctl -l", function(stdout, _, _, _)
-        for i = 0, #self.rows do self.rows[i] = nil end
+    awful.spawn.easy_async('playerctl -l', function(stdout, _, _, _)
+        for i = 0, #self.rows do
+            self.rows[i] = nil
+        end
 
-        for name in stdout:gmatch("[^\r\n]+") do
+        for name in stdout:gmatch('[^\r\n]+') do
             if name ~= '' and name ~= nil then
                 self:add_radio_button(name)
             end
@@ -165,7 +173,7 @@ end
 
 local function duration(microseconds)
     if microseconds == nil then
-        return "--:--"
+        return '--:--'
     end
 
     local seconds = math.floor(microseconds / 1000000)
@@ -174,9 +182,9 @@ local function duration(microseconds)
     local hours = math.floor(minutes / 60)
     minutes = minutes - hours * 60
     if hours >= 1 then
-        return string.format("%d:%02d:%02d", hours, minutes, seconds)
+        return string.format('%d:%02d:%02d', hours, minutes, seconds)
     end
-    return string.format("%d:%02d", minutes, seconds)
+    return string.format('%d:%02d', minutes, seconds)
 end
 
 local mpris_widget = {}
@@ -186,19 +194,19 @@ local function worker(user_args)
 
     local font = args.font or 'Roboto Condensed 16px'
 
-    local path_to_icons = "/usr/share/icons/Adwaita"
+    local path_to_icons = '/usr/share/icons/Adwaita'
 
-    local pause_icon   = args.pause_icon or path_to_icons .. "/symbolic/actions/media-playback-pause-symbolic.svg"
-    local play_icon    = args.play_icon or path_to_icons .. "/symbolic/actions/media-playback-start-symbolic.svg"
-    local stop_icon    = args.stop_icon or path_to_icons .. "/symbolic/actions/media-playback-stop-symbolic.svg"
-    local library_icon = args.library_icon or path_to_icons .. "/symbolic/places/folder-music-symbolic.svg"
-    local popup_width  = args.popup_width or 300
+    local pause_icon = args.pause_icon or path_to_icons .. '/symbolic/actions/media-playback-pause-symbolic.svg'
+    local play_icon = args.play_icon or path_to_icons .. '/symbolic/actions/media-playback-start-symbolic.svg'
+    local stop_icon = args.stop_icon or path_to_icons .. '/symbolic/actions/media-playback-stop-symbolic.svg'
+    local library_icon = args.library_icon or path_to_icons .. '/symbolic/places/folder-music-symbolic.svg'
+    local popup_width = args.popup_width or 300
 
     playerctl.player_name = args.default_player or 'mpv'
 
     local icon = wibox.widget {
         widget = wibox.widget.imagebox,
-        image = play_icon
+        image = play_icon,
     }
 
     local progress_widget = wibox.widget {
@@ -212,18 +220,18 @@ local function worker(user_args)
         forced_height = 24,
         forced_width = 24,
         rounded_edge = true,
-        colors = {"#ffffff11", "black"},
+        colors = { '#ffffff11', 'black' },
         paddings = 2,
     }
 
     local artist_widget = wibox.widget {
         font = font,
-        widget = wibox.widget.textbox
+        widget = wibox.widget.textbox,
     }
 
     local title_widget = wibox.widget {
         font = font,
-        widget = wibox.widget.textbox
+        widget = wibox.widget.textbox,
     }
 
     mpris_widget = wibox.widget {
@@ -242,30 +250,30 @@ local function worker(user_args)
     }
 
     local metadata_widget = wibox.widget {
-        widget        = wibox.widget.textbox,
-        font          = font,
+        widget = wibox.widget.textbox,
+        font = font,
         forced_height = 100,
-        forced_width  = popup_width,
+        forced_width = popup_width,
     }
 
     local update_metadata = function(meta)
         artist_widget:set_text(meta.artist)
         title_widget:set_text(meta.current_song)
 
-        local s = meta.album;
+        local s = meta.album
         if meta.year ~= nil and #meta.year == 4 then
-            s = s .. " (" .. meta.year .. ")"
+            s = s .. ' (' .. meta.year .. ')'
         end
-        s = s .. "\n" .. meta.current_song .. " (" .. duration(meta.position) .. "/" .. duration(meta.length) .. ")"
+        s = s .. '\n' .. meta.current_song .. ' (' .. duration(meta.position) .. '/' .. duration(meta.length) .. ')'
         metadata_widget:set_text(s)
 
-        progress_widget.values = {1.0 - (meta.progress or 0.0), meta.progress or 0.0}
+        progress_widget.values = { 1.0 - (meta.progress or 0.0), meta.progress or 0.0 }
 
         -- poor man's urldecode
-        local art_url = meta.art_url:gsub("file://", "/")
-        art_url = art_url:gsub("%%(%x%x)", function(x) return string.char(tonumber(x, 16)) end)
+        local art_url = meta.art_url:gsub('file://', '/')
+        art_url = art_url:gsub('%%(%x%x)', function(x) return string.char(tonumber(x, 16)) end)
 
-        if art_url ~= nil and art_url ~= "" then
+        if art_url ~= nil and art_url ~= '' then
             cover_art_widget.image = art_url
             cover_art_widget.forced_height = popup_width
         else
@@ -277,19 +285,19 @@ local function worker(user_args)
     local update_graphic = function(widget, metadata)
         if metadata.current_song ~= nil then
             if string.len(metadata.current_song) > 40 then
-                metadata.current_song = string.sub(metadata.current_song, 0, 38) .. "…"
+                metadata.current_song = string.sub(metadata.current_song, 0, 38) .. '…'
             end
         end
 
-        if metadata.status == "Playing" then
+        if metadata.status == 'Playing' then
             icon.image = pause_icon
             widget.colors = { beautiful.widget_main_color }
             update_metadata(metadata)
-        elseif metadata.status == "Paused" then
+        elseif metadata.status == 'Paused' then
             icon.image = play_icon
             widget.colors = { beautiful.widget_main_color }
             update_metadata(metadata)
-        elseif metadata.status == "Stopped" then
+        elseif metadata.status == 'Stopped' then
             icon.image = stop_icon
         else -- no player is running
             icon.image = library_icon
@@ -310,27 +318,25 @@ local function worker(user_args)
 
     local mpris_popup = awful.popup {
         border_color = beautiful.border_color,
-        ontop        = true,
-        visible      = false,
+        ontop = true,
+        visible = false,
         widget = wibox.widget {
             cover_art_widget,
             metadata_widget,
             layout = wibox.layout.fixed.vertical,
-        }
+        },
     }
 
-    mpris_widget:connect_signal('mouse::enter',
-        function()
-            mpris_popup.visible = true
-            mpris_popup:move_next_to(mouse.current_widget_geometry)
-        end)
-    mpris_widget:connect_signal('mouse::leave',
-        function()
-            mpris_popup.visible = false
-        end)
+    mpris_widget:connect_signal('mouse::enter', function()
+        mpris_popup.visible = true
+        mpris_popup:move_next_to(mouse.current_widget_geometry)
+    end)
+    mpris_widget:connect_signal('mouse::leave', function() mpris_popup.visible = false end)
     --}}
 
     return mpris_widget
 end
 
-return setmetatable(mpris_widget, { __call = function(_, ...) return worker(...) end })
+return setmetatable(mpris_widget, {
+    __call = function(_, ...) return worker(...) end,
+})