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

local function main()
	pcall(require, "luarocks.loader")

	-- Standard awesome library
	local gears = require("gears")
	local awful = require("awful")
	require("awful.autofocus")
	-- Widget and layout library
	local wibox = require("wibox")
	-- Theme handling library
	local beautiful = require("beautiful")
	-- Notification library
	local naughty = require("naughty")
	local menubar = require("menubar")
	local hotkeys_popup = require("awful.hotkeys_popup")
	-- Enable hotkeys help widget for VIM and other apps
	-- when client with a matching name is opened:
	require("awful.hotkeys_popup.keys")

	-- Load Debian menu entries
	local debian = require("debian.menu")
	local has_fdo, freedesktop = pcall(require, "freedesktop")

	-- {{{ 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)
			-- Make sure we don't go into an endless error loop
			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
	-- }}}

	-- {{{ Variable definitions
	-- Themes define colours, icons, font and wallpapers.
	beautiful.init("/home/zoe/.config/awesome/theme.lua")

	-- This is used later as the default terminal and editor to run.
	local terminal = "kitty"
	local editor = "nvim"
	local editor_cmd = terminal .. " -e " .. editor

	-- Default modkey.
	-- Usually, Mod4 is the key with a logo between Control and Alt.
	-- If you do not like this or do not have such a key,
	-- I suggest you to remap Mod4 to another key using xmodmap or other tools.
	-- However, you can use another modifier like Mod1, but it may interact with others.
	modkey = "Mod4"

	-- Table of layouts to cover with awful.layout.inc, order matters.
	awful.layout.layouts = {
		-- awful.layout.suit.floating,
		awful.layout.suit.fair,
		awful.layout.suit.tile,
		awful.layout.suit.tile.left,
		-- awful.layout.suit.tile.bottom,
		-- awful.layout.suit.tile.top,
		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,
	}
	-- }}}

	-- {{{ Menu
	-- Create a launcher widget and a main menu
	myawesomemenu = {
		{
			"hotkeys",
			function()
				hotkeys_popup.show_help(nil, awful.screen.focused())
			end,
		},
		{ "manual", terminal .. " -e man awesome" },
		{ "edit config", editor_cmd .. " " .. awesome.conffile },
		{ "restart", awesome.restart },
		{
			"quit",
			function()
				awesome.quit()
			end,
		},
	}

	local menu_awesome = { "awesome", myawesomemenu, beautiful.awesome_icon }
	local menu_terminal = { "open terminal", terminal }

	if has_fdo then
		mymainmenu = freedesktop.menu.build({
			before = { menu_awesome },
			after = { menu_terminal },
		})
	else
		mymainmenu = awful.menu({
			items = {
				menu_awesome,
				{ "Debian", debian.menu.Debian_menu.Debian },
				menu_terminal,
			},
		})
	end

	mylauncher = awful.widget.launcher({ image = beautiful.awesome_icon, menu = mymainmenu })

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

	-- Keyboard map indicator and switcher
	mykeyboardlayout = awful.widget.keyboardlayout()

	-- {{{ Wibar
	-- Create a textclock widget
	mytextclock = wibox.widget.textclock()

	-- Create a wibox for each screen and add it
	local taglist_buttons = gears.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({}, 4, function(t)
			awful.tag.viewnext(t.screen)
		end),
		awful.button({}, 5, function(t)
			awful.tag.viewprev(t.screen)
		end)
	)

	local tasklist_buttons = gears.table.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)
	)

	local function set_wallpaper(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

	-- Re-set wallpaper when a screen's geometry changes (e.g. different resolution)
	screen.connect_signal("property::geometry", set_wallpaper)

	awful.screen.connect_for_each_screen(function(s)
		-- Wallpaper
		set_wallpaper(s)

		-- Each screen has its own tag table.
		awful.tag({ "1", "2", "3", "4", "5", "6", "7", "8", "9" }, s, awful.layout.layouts[1])

		-- Create a promptbox for each screen
		s.mypromptbox = awful.widget.prompt()
		-- Create an imagebox widget which will contain an icon indicating which layout we're using.
		-- We need one layoutbox per screen.
		s.mylayoutbox = awful.widget.layoutbox(s)
		s.mylayoutbox:buttons(gears.table.join(
			awful.button({}, 1, function()
				awful.layout.inc(1)
			end),
			awful.button({}, 3, function()
				awful.layout.inc(-1)
			end),
			awful.button({}, 4, function()
				awful.layout.inc(1)
			end),
			awful.button({}, 5, function()
				awful.layout.inc(-1)
			end)
		))
		-- Create a taglist widget
		s.mytaglist = awful.widget.taglist({
			screen = s,
			filter = awful.widget.taglist.filter.all,
			buttons = taglist_buttons,
		})

		-- Create a tasklist widget
		s.mytasklist = awful.widget.tasklist({
			screen = s,
			filter = awful.widget.tasklist.filter.currenttags,
			buttons = tasklist_buttons,
		})

		-- Create the wibox
		s.mywibox = awful.wibar({ position = "top", screen = s })

		-- Add widgets to the wibox
		s.mywibox:setup({
			layout = wibox.layout.align.horizontal,
			{ -- Left widgets
				layout = wibox.layout.fixed.horizontal,
				mylauncher,
				s.mytaglist,
				s.mypromptbox,
			},
			s.mytasklist, -- Middle widget
			{ -- Right widgets
				layout = wibox.layout.fixed.horizontal,
				mykeyboardlayout,
				wibox.widget.systray(),
				mytextclock,
				s.mylayoutbox,
			},
		})
	end)
	-- }}}

	-- {{{ Mouse bindings
	root.buttons(gears.table.join(
		awful.button({}, 3, function()
			mymainmenu:toggle()
		end),
		awful.button({}, 4, awful.tag.viewnext),
		awful.button({}, 5, awful.tag.viewprev)
	))
	-- }}}
	-- {{{ Key bindings
	globalkeys = gears.table.join(
		awful.key({ modkey }, "s", hotkeys_popup.show_help, { description = "show help", group = "awesome" }),
		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" }),

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

		-- 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 }, "l", function()
			awful.tag.incmwfact(0.05)
		end, { description = "increase master width factor", group = "layout" }),
		awful.key({ modkey }, "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" }),

		-- Prompt
		awful.key({ modkey }, "d", function()
			awful.util.spawn("rofi -combi-modi window,drun,scripts,ssh -show-icons -show combi -modi combi")
		end, { description = "show rofi", 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" }),
		-- Menubar
		awful.key({ modkey }, "p", function()
			menubar.show()
		end, { description = "show the menubar", group = "launcher" })
	)

	clientkeys = gears.table.join(
		awful.key({ modkey }, "f", function(c)
			c.fullscreen = not c.fullscreen
			c:raise()
		end, { description = "toggle fullscreen", group = "client" }),
		awful.key({ modkey }, "w", function(c)
			c:kill()
		end, { description = "close", group = "client" }),
		awful.key(
			{ modkey, "Shift" },
			"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 }, "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" })
	)

	-- 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 = gears.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, { 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

	local 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.no_overlap + awful.placement.no_offscreen,
			},
		},

		-- 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 },
		},

		-- Add titlebars to normal clients and dialogs
		{ rule_any = { type = { "normal", "dialog" } }, properties = { titlebars_enabled = false } },

		-- 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)
		-- buttons for the titlebar
		local buttons = gears.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):setup({
			{ -- Left
				awful.titlebar.widget.iconwidget(c),
				buttons = buttons,
				layout = wibox.layout.align.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)

	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)
	-- }}}
	--
	-- Autostart
	awful.spawn.with_shell("nm-applet")
end

main()