--[[

    Awesome WM configuration by Sean Corbett.

    Based (heavily) on the excellent work of the lain & 
    awesome-copycats developers among others.

--]]

-- {{{ Required libraries
local awesome, client, mouse, screen, tag = awesome, client, mouse, screen, tag
local ipairs, string, os, table, tostring, tonumber, type, math = ipairs, string, os, table, tostring, tonumber, type, math

local gears         = require("gears")
local awful         = require("awful")
                      require("awful.autofocus")
local wibox         = require("wibox")
local beautiful     = require("beautiful")
local naughty       = require("naughty")
local lain          = require("lain") -- in AUR
local ruari         = require("ruari") -- my own customizations
local menubar       = require("menubar")
local freedesktop   = require("freedesktop") -- in AUR
local hotkeys_popup = require("awful.hotkeys_popup").widget
                      require("awful.hotkeys_popup.keys")
local my_table      = awful.util.table or gears.table -- 4.{0,1} compatibility
-- }}}

local testing = false

-- Use Xephyr on a new display to test.
if os.getenv("DISPLAY") == ":1" then
    testing = true

    naughty.notify({ title = "In Testing Mode" })
end

--Notifications in top right
naughty.config.defaults.position = "top_right"


-- {{{ Error handling
-- Check if awesome encountered an error during startup and fell back to
-- another config (This code will only ever execute for the fallback config)
if awesome.startup_errors then
    naughty.notify({ preset = naughty.config.presets.critical,
                     title = "Oops, there were errors during startup!",
                     text = awesome.startup_errors })
end

-- Handle runtime errors after startup
do
    local in_error = false
    awesome.connect_signal("debug::error", function (err)
        if in_error then return end
        in_error = true

        naughty.notify({ preset = naughty.config.presets.critical,
                         title = "Oops, an error happened!",
                         text = tostring(err) })
        in_error = false
    end)
end
-- }}}


-- {{{ Autostart windowless processes

-- This function will run once every time Awesome is started
local function run_once(cmd_arr)
    for _, cmd in ipairs(cmd_arr) do
        params = {}
        for param in cmd:gmatch("%w+") do table.insert(params, param) end
        --awful.spawn.with_shell(string.format("pgrep -u $USER -fx '%s' > /dev/null || ( %s )", cmd, cmd))
        awful.spawn.with_shell(string.format("ps x -U $USER -u $USER | grep -v grep | grep '%s' > /dev/null || ( %s )", params[1], cmd))
    end
end

if not testing then
    run_once({
        "xset s off -dpms",
        "xrandr --dpi 103",
        "setxkbmap -option caps:super",
        "unclutter -root",
        "xfsettingsd",
        "xfce4-power-manager",
        "/usr/lib/xfce-polkit/xfce-polkit",
        "picom",
        --"mpd",
        "redshift-gtk -l 40.440624:-79.995888 -t 6000:2500 -b 1:0.7 -m vidmode",
        "nextcloud",
        "nm-applet",
        "xscreensaver -no-splash",
        "element-desktop --hidden",
        --"slack -u",
        "volumeicon",
        "qjackctl",
        }) 
end

-- This function implements the XDG autostart specification
--[[
awful.spawn.with_shell(
    'if (xrdb -query | grep -q "^awesome\\.started:\\s*true$"); then exit; fi;' ..
    'xrdb -merge <<< "awesome.started:true";' ..
    -- list each of your autostart commands, followed by ; inside single quotes, followed by ..
    'dex --environment Awesome --autostart --search-paths "$XDG_CONFIG_DIRS/autostart:$XDG_CONFIG_HOME/autostart"' -- https://github.com/jceb/dex
)
--]]

-- }}}


-- {{{ Variable definitions

local themes = {
    "vinyl",      -- 1
    "powerarrow", -- 2
}

local chosen_theme = themes[2]
local modkey       = "Mod4"
local altkey       = "Mod1"
local terminal     = "xfce4-terminal"
local editor       = os.getenv("EDITOR") or "vim"
local browser      = "brave"
local mail         = "thunderbird"
local file_manager = "pcmanfm"
local music_player = terminal .. " -e ncmpcpp"
local passwords    = "keepassxc"
local guieditor    = "mousepad"
local scrlocker    = "xscreensaver-command -activate"
local screenshot   = "scrot $HOME/Images/Shared/screenshots/$(date +%Y-%m-%d-%H:%M:%S).jpg"

local quake = lain.util.quake({
                    app = terminal
                })

awful.util.terminal = terminal
menubar.utils.terminal = terminal -- Set the Menubar terminal for applications that require it
awful.util.tagnames = { "1", "2", "3", "4", "5", "6", "7", "8", "9" }
awful.layout.layouts = {

    awful.layout.suit.tile,
    awful.layout.suit.tile.left,
    --awful.layout.suit.tile.bottom,
    --awful.layout.suit.tile.top,
    --awful.layout.suit.fair,
    --awful.layout.suit.fair.horizontal,
    --awful.layout.suit.spiral,
    --awful.layout.suit.spiral.dwindle,
    --awful.layout.suit.max,
    --awful.layout.suit.max.fullscreen,
    --awful.layout.suit.magnifier,
    --awful.layout.suit.corner.nw,
    --awful.layout.suit.corner.ne,
    --awful.layout.suit.corner.sw,
    --awful.layout.suit.corner.se,
    --lain.layout.cascade,
    --lain.layout.cascade.tile,
    ruari.layout.multicenterwork,
    ruari.layout.multicenterwork.horizontal,
    lain.layout.centerwork,
    lain.layout.centerwork.horizontal,
    lain.layout.termfair,
    lain.layout.termfair.center,
    awful.layout.suit.floating,
}

awful.util.taglist_buttons = my_table.join(
    awful.button({ }, 1, function(t) t:view_only() end),
    awful.button({ modkey }, 1, function(t)
        if client.focus then
            client.focus:move_to_tag(t)
        end
    end),
    awful.button({ }, 3, awful.tag.viewtoggle),
    awful.button({ modkey }, 3, function(t)
        if client.focus then
            client.focus:toggle_tag(t)
        end
    end),
    awful.button({ }, 5, function(t) awful.tag.viewnext(t.screen) end),
    awful.button({ }, 4, function(t) awful.tag.viewprev(t.screen) end)
)

awful.util.tasklist_buttons = my_table.join(
    awful.button({ }, 1, function (c)
        if c == client.focus then
            c.minimized = true
        else
            --c:emit_signal("request::activate", "tasklist", {raise = true})<Paste>

            -- Without this, the following
            -- :isvisible() makes no sense
            c.minimized = false
            if not c:isvisible() and c.first_tag then
                c.first_tag:view_only()
            end
            -- This will also un-minimize
            -- the client, if needed
            client.focus = c
            c:raise()
        end
    end),
    awful.button({ }, 3, function ()
        local instance = nil

        return function ()
            if instance and instance.wibox.visible then
                instance:hide()
                instance = nil
            else
                instance = awful.menu.clients({theme = {width = 250}})
            end
        end
    end),
    awful.button({ }, 4, function () awful.client.focus.byidx(1) end),
    awful.button({ }, 5, function () awful.client.focus.byidx(-1) end)
)

lain.layout.termfair.nmaster           = 3
lain.layout.termfair.ncol              = 1
lain.layout.termfair.center.nmaster    = 3
lain.layout.termfair.center.ncol       = 1
lain.layout.cascade.tile.offset_x      = 2
lain.layout.cascade.tile.offset_y      = 32
lain.layout.cascade.tile.extra_padding = 5
lain.layout.cascade.tile.nmaster       = 5
lain.layout.cascade.tile.ncol          = 2

beautiful.init(string.format("%s/themes/%s/theme.lua", awful.util.getdir("config"), chosen_theme))
beautiful.arch_icon = awful.util.getdir("config") .. "/shared/arch-linux-icon.png"
-- }}}

-- {{{ Menu
local myawesomemenu = {
    { "random wallpaper", function() ruari.util.random_wallpaper(); awesome.restart() end },
    { "fix resolution - 4K", "xrandr --output DP-0 --mode 3840x2160 --rate 120" },
    { "--" },
    { "hotkeys", function() return false, hotkeys_popup.show_help end },
    { "manual", terminal .. " -e man awesome" },
    { "edit config", string.format("%s -e %s %s", terminal, editor, awesome.conffile) },
    { "restart", awesome.restart },
    { "quit", function() awesome.quit() end }
}
local mysystemmenu = {
    { "==xdmcp==" },
    { "-> reels (tile)", "Xephyr :1 -resizeable -query 192.168.42.25" },
    { "-> reels (float)", "Xephyr :1 -screen 2560x1440 -query 192.168.42.25" },
    { "--" },
    { "lock", scrlocker },
    { "--" },
    { "shutdown", "poweroff" },
    { "reboot", "reboot" },
}
awful.util.mymainmenu = freedesktop.menu.build({
    icon_size = beautiful.menu_height or 16,
    before = {
        { "Browser", browser},
        { "File Manager", file_manager},
        { "Terminal", terminal},
        { "Music Player", music_player},
        { "Mail", mail },
        { "Passwords", passwords },
        -- other triads can be put here
    },
    after = {
        { "Awesome", myawesomemenu, beautiful.awesome_icon },
        { "System", mysystemmenu, beautiful.arch_icon },
        -- other triads can be put here
    }
})

-- }}}

-- {{{ Screen
-- Re-set wallpaper when a screen's geometry changes (e.g. different resolution)
screen.connect_signal("property::geometry", function(s)
    -- Wallpaper
    if beautiful.wallpaper then
        local wallpaper = beautiful.wallpaper
        -- If wallpaper is a function, call it with the screen
        if type(wallpaper) == "function" then
            wallpaper = wallpaper(s)
        end
        gears.wallpaper.maximized(wallpaper, s, true)
    end

    --Adjust the layouts that are available on the screen's tags, appropriate for the screen geometry
    ruari.util.set_tag_layouts(s)
end)

-- Create a wibox for each screen and add it
awful.screen.connect_for_each_screen(function(s) beautiful.at_screen_connect(s) end)
-- }}}

-- {{{ Mouse bindings
root.buttons(my_table.join(
    awful.button({ }, 3, function () awful.util.mymainmenu:toggle() end),
    awful.button({ }, 5, awful.tag.viewnext),
    awful.button({ }, 4, awful.tag.viewprev),
    awful.button({ modkey }, 5, function () awful.layout.inc( 1) end),
    awful.button({ modkey }, 4, function () awful.layout.inc(-1) end)
))
-- }}}

-- {{{ Key bindings
globalkeys = my_table.join(
    --[[ Take a screenshot
    -- https://github.com/lcpz/dots/blob/master/bin/screenshot
    awful.key({ modkey }, "p", function() os.execute(screenshot) end,
              {description = "take a screenshot", group = "hotkeys"}),
    --]]

    -- X screen locker
    awful.key({ }, "Scroll_Lock", function () os.execute(scrlocker) end,
              {description = "lock screen", group = "hotkeys"}),

    -- Hotkeys
    awful.key({ modkey,           }, "F1",      hotkeys_popup.show_help,
              {description = "show help", group="awesome"}),
    -- Tag browsing
    awful.key({ modkey,           }, "Left",   awful.tag.viewprev,
              {description = "view previous", group = "tag"}),
    awful.key({ modkey,           }, "Right",  awful.tag.viewnext,
              {description = "view next", group = "tag"}),
    awful.key({ modkey,           }, "Escape", awful.tag.history.restore,
              {description = "go back", group = "tag"}),

    -- Non-empty tag browsing
    awful.key({ altkey }, "Left", function () lain.util.tag_view_nonempty(-1) end,
              {description = "view  previous nonempty", group = "tag"}),
    awful.key({ altkey }, "Right", function () lain.util.tag_view_nonempty(1) end,
              {description = "view  previous nonempty", group = "tag"}),

    -- Default client focus
    awful.key({ altkey,           }, "j",
        function ()
            awful.client.focus.byidx( 1)
        end,
        {description = "focus next by index", group = "client"}
    ),
    awful.key({ altkey,           }, "k",
        function ()
            awful.client.focus.byidx(-1)
        end,
        {description = "focus previous by index", group = "client"}
    ),

    -- By direction client focus
    awful.key({ modkey }, "j",
        function()
            awful.client.focus.global_bydirection("down")
            if client.focus then client.focus:raise() end
        end,
        {description = "focus down", group = "client"}),
    awful.key({ modkey }, "k",
        function()
            awful.client.focus.global_bydirection("up")
            if client.focus then client.focus:raise() end
        end,
        {description = "focus up", group = "client"}),
    awful.key({ modkey }, "h",
        function()
            awful.client.focus.global_bydirection("left")
            if client.focus then client.focus:raise() end
        end,
        {description = "focus left", group = "client"}),
    awful.key({ modkey }, "l",
        function()
            awful.client.focus.global_bydirection("right")
            if client.focus then client.focus:raise() end
        end,
        {description = "focus right", group = "client"}),
    awful.key({ modkey,           }, "w", function () awful.util.mymainmenu:show() end,
              {description = "show main menu", group = "awesome"}),

    -- Layout manipulation
    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx(  1)    end,
              {description = "swap with next client by index", group = "client"}),
    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx( -1)    end,
              {description = "swap with previous client by index", group = "client"}),
    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative( 1) end,
              {description = "focus the next screen", group = "screen"}),
    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative(-1) end,
              {description = "focus the previous screen", group = "screen"}),
    awful.key({ modkey,           }, "u", awful.client.urgent.jumpto,
              {description = "jump to urgent client", group = "client"}),
    awful.key({ modkey,           }, "Tab",
        function ()
            awful.client.focus.history.previous()
            if client.focus then
                client.focus:raise()
            end
        end,
        {description = "go back", group = "client"}),

    -- Show/Hide Wibox
    awful.key({ modkey }, "b", function ()
            for s in screen do
                s.mywibox.visible = not s.mywibox.visible
                if s.mybottomwibox then
                    s.mybottomwibox.visible = not s.mybottomwibox.visible
                end
            end
        end,
        {description = "toggle wibox", group = "awesome"}),

    -- On the fly useless gaps change
    awful.key({ modkey }, "=", function () lain.util.useless_gaps_resize(1) end,
              {description = "increment useless gaps", group = "tag"}),
    awful.key({ modkey }, "-", function () lain.util.useless_gaps_resize(-1) end,
              {description = "decrement useless gaps", group = "tag"}),

    -- Dynamic tagging
    --awful.key({ modkey, "Shift" }, "n", function () lain.util.add_tag(lain.layout.centerwork, tostring(#awful.screen.focused().tags + 1)) end,
    --          {description = "add new tag", group = "tag"}),
    awful.key({ modkey, "Shift" }, "r", function () lain.util.rename_tag() end,
              {description = "rename tag", group = "tag"}),
    awful.key({ modkey, "Shift" }, "Left", function () lain.util.move_tag(-1) end,
              {description = "move tag to the left", group = "tag"}),
    awful.key({ modkey, "Shift" }, "Right", function () lain.util.move_tag(1) end,
              {description = "move tag to the right", group = "tag"}),
    --awful.key({ modkey, "Shift" }, "d", function () lain.util.delete_tag() end,
    --          {description = "delete tag", group = "tag"}),

    -- Standard program
    awful.key({ modkey,           }, "Return", function () awful.spawn(terminal) end,
              {description = "open a terminal", group = "launcher"}),
    awful.key({ modkey, "Control" }, "r", awesome.restart,
              {description = "reload awesome", group = "awesome"}),
    awful.key({ modkey, "Shift"   }, "q", awesome.quit,
              {description = "quit awesome", group = "awesome"}),

    awful.key({ altkey, "Shift"   }, "l",     function () awful.tag.incmwfact( 0.05)          end,
              {description = "increase master width factor", group = "layout"}),
    awful.key({ altkey, "Shift"   }, "h",     function () awful.tag.incmwfact(-0.05)          end,
              {description = "decrease master width factor", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "=",     function () awful.tag.incnmaster( 1, nil, true) end,
              {description = "increase the number of master clients", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "-",     function () awful.tag.incnmaster(-1, nil, true) end,
              {description = "decrease the number of master clients", group = "layout"}),
    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1, nil, true)    end,
              {description = "increase the number of columns", group = "layout"}),
    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1, nil, true)    end,
              {description = "decrease the number of columns", group = "layout"}),
    awful.key({ modkey,           }, "space", function () awful.layout.inc( 1)                end,
              {description = "select next", group = "layout"}),
    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(-1)                end,
              {description = "select previous", group = "layout"}),

    awful.key({ modkey, "Control" }, "n",
              function ()
                  local c = awful.client.restore()
                  -- Focus restored client
                  if c then
                      client.focus = c
                      c:raise()
                  end
              end,
              {description = "restore minimized", group = "client"}),

    -- Dropdown application
    awful.key({ modkey, }, "z", function () quake:toggle() end,
              {description = "dropdown application", group = "launcher"}),

    -- Widgets popups
    awful.key({ altkey, }, "c", function () if beautiful.cal then beautiful.cal.show(7) end end,
              {description = "show calendar", group = "widgets"}),
    awful.key({ altkey, }, "h", function () if beautiful.fs then beautiful.fs.show(7) end end,
              {description = "show filesystem", group = "widgets"}),
    awful.key({ altkey, }, "w", function () if beautiful.weather then beautiful.weather.show(7) end end,
              {description = "show weather", group = "widgets"}),

    -- Brightness
    awful.key({ }, "XF86MonBrightnessUp", function () os.execute("xbacklight -inc 10") end,
              {description = "+10%", group = "hotkeys"}),
    awful.key({ }, "XF86MonBrightnessDown", function () os.execute("xbacklight -dec 10") end,
              {description = "-10%", group = "hotkeys"}),

--[[
    -- ALSA volume control
    awful.key({ altkey }, "Up",
        function ()
            os.execute(string.format("amixer -q set %s 1%%+", beautiful.volume.channel))
            beautiful.volume.update()
        end,
        {description = "volume up", group = "hotkeys"}),
    awful.key({ altkey }, "Down",
        function ()
            os.execute(string.format("amixer -q set %s 1%%-", beautiful.volume.channel))
            beautiful.volume.update()
        end,
        {description = "volume down", group = "hotkeys"}),
    awful.key({ altkey }, "m",
        function ()
            os.execute(string.format("amixer -q set %s toggle", beautiful.volume.togglechannel or beautiful.volume.channel))
            beautiful.volume.update()
        end,
        {description = "toggle mute", group = "hotkeys"}),
    awful.key({ altkey, "Control" }, "m",
        function ()
            os.execute(string.format("amixer -q set %s 100%%", beautiful.volume.channel))
            beautiful.volume.update()
        end,
        {description = "volume 100%", group = "hotkeys"}),
    awful.key({ altkey, "Control" }, "0",
        function ()
            os.execute(string.format("amixer -q set %s 0%%", beautiful.volume.channel))
            beautiful.volume.update()
        end,
        {description = "volume 0%", group = "hotkeys"}),
--]]

    -- MPD control
    awful.key({ altkey, "Control" }, "Up",
        function ()
            os.execute("mpc toggle")
            beautiful.mpd.update()
        end,
        {description = "mpc toggle", group = "widgets"}),
    awful.key({ altkey, "Control" }, "Down",
        function ()
            os.execute("mpc stop")
            beautiful.mpd.update()
        end,
        {description = "mpc stop", group = "widgets"}),
    awful.key({ altkey, "Control" }, "Left",
        function ()
            os.execute("mpc prev")
            beautiful.mpd.update()
        end,
        {description = "mpc prev", group = "widgets"}),
    awful.key({ altkey, "Control" }, "Right",
        function ()
            os.execute("mpc next")
            beautiful.mpd.update()
        end,
        {description = "mpc next", group = "widgets"}),
    awful.key({ altkey }, "0",
        function ()
            local common = { text = "MPD widget ", timeout = 2 }
            if beautiful.mpd.timer.started then
                beautiful.mpd.timer:stop()
                common.text = common.text .. lain.util.markup.bold("OFF")
            else
                beautiful.mpd.timer:start()
                common.text = common.text .. lain.util.markup.bold("ON")
            end
            naughty.notify(common)
        end,
        {description = "mpc on/off", group = "widgets"}),

    -- Copy primary to clipboard (terminals to gtk)
    awful.key({ modkey }, "c", function () awful.spawn.with_shell("xsel | xsel -i -b") end,
              {description = "copy terminal to gtk", group = "hotkeys"}),
    -- Copy clipboard to primary (gtk to terminals)
    awful.key({ modkey }, "v", function () awful.spawn.with_shell("xsel -b | xsel") end,
              {description = "copy gtk to terminal", group = "hotkeys"}),

    -- User programs
    awful.key({ modkey }, "q", function () awful.spawn(browser) end,
              {description = "run browser", group = "launcher"}),
    awful.key({ modkey }, "a", function () awful.spawn(guieditor) end,
              {description = "run gui editor", group = "launcher"}),

    -- Default

    -- Menubar
    awful.key({ modkey }, "p", function() menubar.show() end,
              {description = "show the menubar", group = "launcher"}),

    --[[ dmenu
    awful.key({ modkey }, "x", function ()
            os.execute(string.format("dmenu_run -i -fn 'Monospace' -nb '%s' -nf '%s' -sb '%s' -sf '%s'",
            beautiful.bg_normal, beautiful.fg_normal, beautiful.bg_focus, beautiful.fg_focus))
        end,
        {description = "show dmenu", group = "launcher"})
    --]]
    -- Prompt
    awful.key({ modkey }, "r", function () awful.screen.focused().mypromptbox:run() end,
              {description = "run prompt", group = "launcher"}),

    awful.key({ modkey }, "x",
              function ()
                  awful.prompt.run {
                    prompt       = "Run Lua code: ",
                    textbox      = awful.screen.focused().mypromptbox.widget,
                    exe_callback = awful.util.eval,
                    history_path = awful.util.get_cache_dir() .. "/history_eval"
                  }
              end,
              {description = "lua execute prompt", group = "awesome"})
    --]]
)

clientkeys = my_table.join(
    --awful.key({ altkey, "Shift"   }, "m",      lain.util.magnify_client,
    --          {description = "magnify client", group = "client"}),
    awful.key({ modkey,           }, "F11",
        function (c)
            c.fullscreen = not c.fullscreen
            c:raise()
        end,
        {description = "toggle fullscreen", group = "client"}),
    awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end,
              {description = "close", group = "client"}),
    awful.key({ modkey,           }, "f",  awful.client.floating.toggle                     ,
              {description = "toggle floating", group = "client"}),
    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end,
              {description = "move to master", group = "client"}),
    awful.key({ modkey,           }, "o",      function (c) c:move_to_screen()               end,
              {description = "move to screen", group = "client"}),
    awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end,
              {description = "toggle keep on top", group = "client"}),
    awful.key({ modkey,           }, "s",      function (c) c.sticky = not c.sticky          end,
              {description = "toggle sticky", group = "client"}),
    awful.key({ modkey,           }, "n",
        function (c)
            -- The client currently has the input focus, so it cannot be
            -- minimized, since minimized clients can't have the focus.
            c.minimized = true
        end ,
        {description = "minimize", group = "client"}),
    awful.key({ modkey,           }, "m",
        function (c)
            c.maximized = not c.maximized
            c:raise()
        end ,
        {description = "maximize", group = "client"}),
    awful.key({ modkey,           }, "i",
        function (c)
            c.prefer_master = not c.prefer_master
            if c.prefer_master then 
                awful.client.setmaster(c) 
            else
                awful.client.setslave(c)
            end            
            if c.first_tag then ruari.util.update_master_count(c.first_tag) end
        end,
        {description = "toggle prefer master", group = "client"})
)

-- Bind all key numbers to tags.
-- Be careful: we use keycodes to make it works on any keyboard layout.
-- This should map on the top row of your keyboard, usually 1 to 9.
for i = 1, 9 do
    -- Hack to only show tags 1 and 9 in the shortcut window (mod+s)
    local descr_view, descr_toggle, descr_move, descr_toggle_focus
    if i == 1 or i == 9 then
        descr_view = {description = "view tag #", group = "tag"}
        descr_toggle = {description = "toggle tag #", group = "tag"}
        descr_move = {description = "move focused client to tag #", group = "tag"}
        descr_toggle_focus = {description = "toggle focused client on tag #", group = "tag"}
    end
    globalkeys = my_table.join(globalkeys,
        -- View tag only.
        awful.key({ modkey }, "#" .. i + 9,
                  function ()
                        local screen = awful.screen.focused()
                        local tag = screen.tags[i]
                        if tag then
                           tag:view_only()
                        end
                  end,
                  descr_view),
        -- Toggle tag display.
        awful.key({ modkey, "Control" }, "#" .. i + 9,
                  function ()
                      local screen = awful.screen.focused()
                      local tag = screen.tags[i]
                      if tag then
                         awful.tag.viewtoggle(tag)
                      end
                  end,
                  descr_toggle),
        -- Move client to tag.
        awful.key({ modkey, "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus then
                          local tag = client.focus.screen.tags[i]
                          if tag then
                              client.focus:move_to_tag(tag)
                          end
                     end
                  end,
                  descr_move),
        -- Toggle tag on focused client.
        awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus then
                          local tag = client.focus.screen.tags[i]
                          if tag then
                              client.focus:toggle_tag(tag)
                          end
                      end
                  end,
                  descr_toggle_focus)
    )
end

clientbuttons = gears.table.join(
    awful.button({ }, 1, function (c)
        c:emit_signal("request::activate", "mouse_click", {raise = true})
    end),
    awful.button({ modkey }, 1, function (c)
        c:emit_signal("request::activate", "mouse_click", {raise = true})
        awful.mouse.client.move(c)
    end),
    awful.button({ modkey }, 3, function (c)
        c:emit_signal("request::activate", "mouse_click", {raise = true})
        awful.mouse.client.resize(c)
    end)
)

-- Set keys
root.keys(globalkeys)
-- }}}

-- {{{ Rules
-- Rules to apply to new clients (through the "manage" signal).
awful.rules.rules = {
    -- All clients will match this rule.
    { rule = { },
      properties = { border_width = beautiful.border_width,
                     border_color = beautiful.border_normal,
                     focus = awful.client.focus.filter,
                     raise = true,
                     keys = clientkeys,
                     buttons = clientbuttons,
                     screen = awful.screen.preferred,
                     --placement = awful.placement.centered+awful.placement.no_overlap+awful.placement.no_offscreen,
                     placement = awful.placement.centered+awful.placement.no_offscreen,
                     size_hints_honor = false,
                     prefer_master = false
     }
    },

    -- Titlebars
    { rule_any = { type = { "dialog", "normal" } },
      properties = { titlebars_enabled = true } },

    -- Set Firefox to always map on the first tag on screen 1.
    --{ rule = { class = "Firefox" },
    --  properties = { screen = 1, tag = awful.util.tagnames[1] } },

    --{ rule = { class = "Gimp", role = "gimp-image-window" },
    --      properties = { maximized = true } },

    --Float 'em
    { rule_any =
        { class = 
            {
                "QjackCtl", "Emixer"
            }
        },
        properties = { floating = true }
    },
    --Don't float 'em
    --[[
    { rule_any =
        { class = 
            {
                "Xephyr"
            }
        },
        properties = { floating = false }
    },
    --]]
    --Apps to hide titlebars for
    { rule_any = 
        { class =
            {
                "Lxterminal", "Xfce4-terminal", "alacritty", "Steam", "cool-retro-term",
                --GTK3 Apps
                "Lutris", "Gnome-calculator", "Org.gnome.gedit", "Eog", 
                "Gnome-twitch", "Evince", "Com.github.tkashkin.gamehub",
                "Baobab", "org.remmina.Remmina", "Gedit", "sound-juicer"
            }
        },
      properties = { titlebars_enabled = false }
    },

    --Apps which prefer to be a master window
    { rule_any =
        { class = 
            { 
                "firefox", "librewolf", "LibreWolf", "Navigator", "gimp", "Gimp", "lbry", "LBRY", "Steam", "steamwebhelper",
                "com.github.tkashkin.gamehub", "Com.github.tkashkin.gamehub", "geany", "Geany",
                "Gnucash", "gnucash", "brave-browser", "Brave-browser", "org.remmina.Remmina",
                "libreoffice", "libreoffice-calc", "libreoffice-writer", "Trello", "Ardour", "Mixbus", "Xephyr"
            },
          instance = 
            {
                "libreoffice", "libreoffice-calc", "libreoffice-writer", "Xephyr"
            }
        },
      except_any =
        { name = 
            { 
                "Remmina Remote Desktop Client"
            }
        },
      properties = { prefer_master = true },
    },
}
-- }}}

-- {{{ Signals
-- Signal function to execute when a new client appears.

client.connect_signal("manage", function (c)

    if c.first_tag then ruari.util.update_master_count(c.first_tag) end

    -- Set the windows at the slave,
    -- i.e. put it at the end of others instead of setting it master.
    if not awesome.startup 
       and not c.prefer_master then 
       awful.client.setslave(c) 
    end

    if awesome.startup and
      not c.size_hints.user_position
      and not c.size_hints.program_position then
        -- Prevent clients from being unreachable after screen count changes.
        awful.placement.no_offscreen(c)
    end

    ruari.util.adjust_tags(c.first_tag.screen)

    --Uncomment if you want the tags to be named after the first client on each tag.
    --ruari.util.set_tag_names(c.first_tag.screen)
end)

tag.connect_signal("untagged", function (t)
    if #t:clients() > 0 then
        ruari.util.update_master_count(t)
    end

    ruari.util.adjust_tags(t.screen)

    --Uncomment if you want the tags to be named after the first client on each tag.
    --ruari.util.set_tag_names(t.screen)
end)

client.connect_signal("property::floating", function(c)
    if not awesome.startup and c.first_tag then ruari.util.update_master_count(c.first_tag) end
end)


-- Add a titlebar if titlebars_enabled is set to true in the rules.
client.connect_signal("request::titlebars", function(c)
    -- Custom
    if beautiful.titlebar_fun then
        beautiful.titlebar_fun(c)
        return
    end

    -- Default
    -- buttons for the titlebar
    local buttons = my_table.join(
        awful.button({ }, 1, function()
            c:emit_signal("request::activate", "titlebar", {raise = true})
            awful.mouse.client.move(c)
        end),
        awful.button({ }, 3, function()
            c:emit_signal("request::activate", "titlebar", {raise = true})
            awful.mouse.client.resize(c)
        end)
    )

    awful.titlebar(c, {size = 16}) : setup {
        { -- Left
            awful.titlebar.widget.iconwidget(c),
            buttons = buttons,
            layout  = wibox.layout.fixed.horizontal
        },
        { -- Middle
            { -- Title
                align  = "center",
                widget = awful.titlebar.widget.titlewidget(c)
            },
            buttons = buttons,
            layout  = wibox.layout.flex.horizontal
        },
        { -- Right
            awful.titlebar.widget.floatingbutton (c),
            awful.titlebar.widget.maximizedbutton(c),
            awful.titlebar.widget.stickybutton   (c),
            awful.titlebar.widget.ontopbutton    (c),
            awful.titlebar.widget.closebutton    (c),
            layout = wibox.layout.fixed.horizontal()
        },
        layout = wibox.layout.align.horizontal
    }
end)

-- Enable sloppy focus, so that focus follows mouse.
client.connect_signal("mouse::enter", function(c)
    c:emit_signal("request::activate", "mouse_enter", {raise = false})
end)

-- No border for maximized clients
function border_adjust(c)
    if c.maximized then -- no borders if only 1 client visible
        c.border_width = 0
    elseif #awful.screen.focused().clients > 1 then
        c.border_width = beautiful.border_width
        c.border_color = beautiful.border_focus
    end
end

client.connect_signal("property::maximized", border_adjust)
client.connect_signal("focus", border_adjust)
client.connect_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)
-- }}}