-- {{{ Required libraries

-- If LuaRocks is installed, make sure that packages installed through it are
-- found (e.g. lgi). If LuaRocks is not installed, do nothing.
pcall(require, 'luarocks.loader')

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')
--local menubar       = require("menubar")
local freedesktop = require('freedesktop')
local hotkeys_popup = require('awful.hotkeys_popup')
require('awful.hotkeys_popup.keys')
local constrain = require('constrain')

local mytable = awful.util.table or gears.table -- 4.{0,1} compatibility

-- }}}

-- {{{ 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
        awful.spawn.with_shell(string.format("pgrep -u $USER -fx '%s' > /dev/null || (%s)", cmd, cmd))
    end
end ]]
--

-- run_once({ "urxvtd", "unclutter -root" }) -- comma-separated entries

-- 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 modkey = 'Mod4'
local altkey = 'Mod1'
local terminal = 'kitty'
local vi_focus = false -- vi-like client focus https://github.com/lcpz/awesome-copycats/issues/275
local cycle_prev = true -- cycle with only the previously focused client or all https://github.com/lcpz/awesome-copycats/issues/274
local editor = 'nvim'

awful.util.terminal = terminal
awful.util.tagnames = { '1', '2', '3', '4', '5' }
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.floating,
	-- awful.layout.suit.corner.ne,
	-- awful.layout.suit.corner.sw,
	-- awful.layout.suit.corner.se,
}

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

awful.util.taglist_buttons = mytable.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({}, 4, function(t)
		awful.tag.viewnext(t.screen)
	end),
	awful.button({}, 5, function(t)
		awful.tag.viewprev(t.screen)
	end)
)

awful.util.tasklist_buttons = mytable.join(
	awful.button({}, 1, function(c)
		if c == client.focus then
			c.minimized = true
		else
			c:emit_signal('request::activate', 'tasklist', { raise = true })
		end
	end),
	awful.button({}, 3, function()
		awful.menu.client_list({ theme = { width = 250 } })
	end),
	awful.button({}, 4, function()
		awful.client.focus.byidx(1)
	end),
	awful.button({}, 5, function()
		awful.client.focus.byidx(-1)
	end)
)

beautiful.init(os.getenv('HOME') .. '/.config/awesome/theme.lua')

-- }}}

-- {{{ Menu

-- Create a launcher widget and a main menu
local myawesomemenu = {
	{
		'Hotkeys',
		function()
			hotkeys_popup.show_help(nil, awful.screen.focused())
		end,
	},
	{ 'Manual', string.format('%s -e man awesome', terminal) },
	{ 'Edit config', string.format('%s -e %s %s', terminal, editor, awesome.conffile) },
	{ 'Restart', awesome.restart },
	{
		'Quit',
		function()
			awesome.quit()
		end,
	},
}

awful.util.mymainmenu = freedesktop.menu.build({
	before = {
		{ 'Awesome', myawesomemenu, beautiful.awesome_icon },
		-- other triads can be put here
	},
	after = {
		{ 'Open terminal', terminal },
		-- other triads can be put here
	},
})

-- Hide the menu when the mouse leaves it
--[[
awful.util.mymainmenu.wibox:connect_signal("mouse::leave", function()
    if not awful.util.mymainmenu.active_child or
       (awful.util.mymainmenu.wibox ~= mouse.current_wibox and
       awful.util.mymainmenu.active_child.wibox ~= mouse.current_wibox) then
        awful.util.mymainmenu:hide()
    else
        awful.util.mymainmenu.active_child.wibox:connect_signal("mouse::leave",
        function()
            if awful.util.mymainmenu.wibox ~= mouse.current_wibox then
                awful.util.mymainmenu:hide()
            end
        end)
    end
end)
--]]

-- Set the Menubar terminal for applications that require it
--menubar.utils.terminal = terminal

-- }}}

-- {{{ 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
end)

-- No borders when rearranging only 1 non-floating or maximized client
screen.connect_signal('arrange', function(s)
	local only_one = #s.tiled_clients == 1
	for _, c in pairs(s.clients) do
		if only_one and not c.floating or c.maximized or c.fullscreen then
			c.border_width = 0
		else
			c.border_width = beautiful.border_width
		end
	end
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(mytable.join(
	awful.button({}, 3, function()
		awful.util.mymainmenu:toggle()
	end),
	awful.button({}, 4, awful.tag.viewnext),
	awful.button({}, 5, awful.tag.viewprev)
))

-- }}}

-- {{{ Key bindings

globalkeys = mytable.join(
	-- Destroy all notifications
	awful.key({ 'Control' }, 'space', function()
		naughty.destroy_all_notifications()
	end, { description = 'destroy all notifications', group = 'hotkeys' }),

	-- Take a screenshot
	awful.key({ modkey, altkey }, 'p', function()
		awful.spawn('flameshot gui')
	end, { description = 'take a screenshot', group = 'hotkeys' }),

	-- X screen locker
	awful.key({ modkey, altkey, 'Control' }, 'l', function()
		os.execute(os.getenv('HOME') .. '/.config/awesome/scripts/lock.sh')
	end, { description = 'lock screen', group = 'hotkeys' }),

	-- Show help
	awful.key({ modkey }, 's', 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' }),

	-- Menu
	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()
		if cycle_prev then
			awful.client.focus.history.previous()
		else
			awful.client.focus.byidx(-1)
		end
		if client.focus then
			client.focus:raise()
		end
	end, { description = 'cycle with previous/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({ altkey, 'Control' }, '+', function()
		lain.util.useless_gaps_resize(1)
	end, { description = 'increment useless gaps', group = 'tag' }),
	awful.key({ altkey, 'Control' }, '-', 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()
	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({ modkey, altkey }, 'l', function()
		awful.tag.incmwfact(0.05)
	end, { description = 'increase master width factor', group = 'layout' }),
	awful.key({ modkey, altkey }, 'h', function()
		awful.tag.incmwfact(-0.05)
	end, { description = 'decrease master width factor', group = 'layout' }),
	awful.key({ modkey, 'Shift' }, 'h', function()
		awful.tag.incnmaster(1, nil, true)
	end, { description = 'increase the number of master clients', group = 'layout' }),
	awful.key({ modkey, 'Shift' }, 'l', 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
			c:emit_signal('request::activate', 'key.unminimize', { raise = true })
		end
	end, { description = 'restore minimized', group = 'client' }),

	-- Dropdown application
	awful.key({ modkey }, 'q', function()
		awful.screen.focused().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"}),
    ]]
	--

	-- Screen 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 ", position = "top_middle", 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"}),

	-- 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"}),
    --]]
	-- alternatively use rofi, a dmenu-like application with more features
	-- check https://github.com/DaveDavenport/rofi for more details
	--   rofi
	awful.key({ modkey }, 'y', function()
		os.execute('rofi -show drun -theme fancy')
	end, { description = 'show rofi', group = 'launcher' }),
	awful.key({ modkey, 'Shift' }, 'y', function()
		os.execute('rofi -show ssh -theme fancy')
	end, { description = 'show rofi', group = 'launcher' }),
	awful.key({ modkey, 'Control' }, 'y', function()
		os.execute('rofi -show window -theme fancy')
	end, { description = 'show rofi', 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 = mytable.join(
	awful.key({ altkey, 'Shift' }, 'm', lain.util.magnify_client, { description = 'magnify client', group = 'client' }),
	awful.key({ modkey }, 'f', 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, 'Shift', 'Control', altkey }, 'c', function(c)
		awesome.kill(c.pid, awesome.unix_signal['SIGKILL'])
	end, { description = 'send sigkill', group = 'client' }),
	awful.key(
		{ modkey, 'Control' },
		'space',
		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 }, '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 = '(un)maximize', group = 'client' }),
	awful.key({ modkey, 'Control' }, 'm', function(c)
		c.maximized_vertical = not c.maximized_vertical
		c:raise()
	end, { description = '(un)maximize vertically', group = 'client' }),
	awful.key({ modkey, 'Shift' }, 'm', function(c)
		c.maximized_horizontal = not c.maximized_horizontal
		c:raise()
	end, { description = '(un)maximize horizontally', group = 'client' }),
	-- Show/hide titlebar
	awful.key({ modkey, 'Control' }, 's', function(c)
		awful.titlebar.toggle(c)
		c:raise()
	end, { description = 'toggle titlebar', group = 'client' }),
	-- Toggle constrain mouse to window
	awful.key({ modkey, 'Control' }, 'F10', function(c)
		constrain.toggle(c)
	end, { description = 'toggle mouse constrain', group = 'client' })
)

-- Bind all key numbers to tags.
-- Be careful: we use keycodes to make it work on any keyboard layout.
-- This should map on the top row of your keyboard, usually 1 to 9.
for i = 1, 9 do
	globalkeys = mytable.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, { description = 'view tag #' .. i, group = 'tag' }),
		-- 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, { description = 'toggle tag #' .. i, group = 'tag' }),
		-- 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, { description = 'move focused client to tag #' .. i, group = 'tag' }),
		-- 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, { description = 'toggle focused client on tag #' .. i, group = 'tag' })
	)
end

clientbuttons = mytable.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,
			callback = awful.client.setslave,
			focus = awful.client.focus.filter,
			raise = true,
			keys = clientkeys,
			buttons = clientbuttons,
			screen = awful.screen.preferred,
			placement = awful.placement.no_overlap + awful.placement.no_offscreen,
			size_hints_honor = false,
		},
	},

	-- Floating clients.
	{
		rule_any = {
			instance = {
				'DTA', -- Firefox addon DownThemAll.
				'copyq', -- Includes session name in class.
				'pinentry',
			},
			class = {
				'Arandr',
				'Blueman-manager',
				'Gpick',
				'Kruler',
				'MessageWin', -- kalarm.
				'Sxiv',
				'Tor Browser', -- Needs a fixed window size to avoid fingerprinting by screen size.
				'Wpa_gui',
				'veromix',
				'xtightvncviewer',
			},

			-- Note that the name property shown in xprop might be set slightly after creation of the client
			-- and the name shown there might not match defined rules here.
			name = {
				'Event Tester', -- xev.
			},
			role = {
				'AlarmWindow', -- Thunderbird's calendar.
				'ConfigManager', -- Thunderbird's about:config.
				'pop-up', -- e.g. Google Chrome's (detached) Developer Tools.
			},
		},
		properties = { floating = true },
	},

	{
		rule_any = { class = { 'firefox', 'factorio' } },
		properties = { opacity = 1, maximized = false, floating = false },
	},

	-- Add titlebars to normal clients and dialogs
	{ rule_any = { type = { 'normal', 'dialog' } }, properties = { titlebars_enabled = true } },
	{
		rule = { class = 'mpv' },
		properties = { fullscreen = true },
	},

	-- Set Firefox to always map on the tag named "2" on screen 1.
	-- { rule = { class = "Firefox" },
	--   properties = { screen = 1, tag = "2" } },
}

-- }}}

-- {{{ Signals

-- Signal function to execute when a new client appears.
client.connect_signal('manage', function(c)
	-- Set the windows at the slave,
	-- i.e. put it at the end of others instead of setting it master.
	-- if not awesome.startup 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
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 = mytable.join(
		awful.button({}, 1, function()
			c:emit_signal('request::activate', 'titlebar', { raise = true })
			awful.mouse.client.move(c)
		end),
		awful.button({}, 2, function()
			--c:emit_signal("request::activate", "titlebar", {raise = true})
			awesome.kill(c.pid, awesome.unix_signal['SIGTERM'])
		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 = vi_focus })
end)

client.connect_signal('focus', function(c)
	c.border_color = beautiful.border_focus
end)
client.connect_signal('unfocus', function(c)
	c.border_color = beautiful.border_normal
end)

-- }}}