-- Standard awesome library
local gears = require("gears")
local awful = require("awful")
require("awful.autofocus")
local menubar = require("menubar")
local hotkeys_popup = require("awful.hotkeys_popup")
local settings = require("settings")

local last_tag = nil

-- {{{ global bindings
globalkeys = gears.table.join(
	awful.key({ settings.keys.modkey, "Shift" }, "x", function()
		awful.spawn.with_shell("killall awesome")
	end, { description = "Logout from awesome", group = "awesome" }),
	awful.key({ settings.keys.modkey, "Shift" }, "s", hotkeys_popup.show_help, { description = "show help", group = "awesome" }),
	awful.key({ settings.keys.modkey }, "Left", awful.tag.viewprev, { description = "view previous", group = "tag" }),
	awful.key({ settings.keys.modkey }, "Right", awful.tag.viewnext, { description = "view next", group = "tag" }),
	awful.key({ settings.keys.modkey }, "Escape", awful.tag.history.restore, { description = "go back", group = "tag" }),

	awful.key({ settings.keys.modkey, "Shift" }, "Return", function() 
		local geo = awful.screen.focused().geometry
		menubar.geometry = {
			x = geo.x, y = geo.y,
			width = geo.width, height = 18
		}
		menubar.show_categories = false
		menubar.right_label = ">>"
		menubar.left_label = "<<"
		menubar.show()
	end, { description = "Open app launcher", group = "app" }),

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

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

	awful.key({ settings.keys.modkey }, "w", function()
		mymainmenu:show()
	end, { description = "show main menu", group = "awesome" }),

	awful.key({ settings.keys.modkey, "Shift" }, "c", function()
		awful.spawn.with_shell("~/.local/bin/screenshot")
	end, { description = "take a screenshot", group = "awesome" }),

	-- apply new theme
	awful.key({ settings.keys.modkey, "Shift" }, "w", function()
		awful.spawn.with_shell("~/.local/bin/newlock")
	end, { description = "Apply a new wallpaper and theme", group = "awesome" }),

	-- Layout manipulation
	awful.key({ settings.keys.modkey, "Shift" }, "j", function()
		awful.client.swap.byidx(1)
	end, { description = "swap with next client by index", group = "client" }),

	awful.key({ settings.keys.modkey, "Shift" }, "k", function()
		awful.client.swap.byidx(-1)
	end, { description = "swap with previous client by index", group = "client" }),

	awful.key({ settings.keys.modkey, "Control" }, "j", function()
		awful.screen.focus_relative(1)
	end, { description = "focus the next screen", group = "screen" }),

	awful.key({ settings.keys.modkey, "Control" }, "k", function()
		awful.screen.focus_relative(-1)
	end, { description = "focus the previous screen", group = "screen" }),

	awful.key({ settings.keys.modkey }, "u", awful.client.urgent.jumpto, { description = "jump to urgent client", group = "client" }),

	awful.key({ settings.keys.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({ settings.keys.modkey }, "Return", function()
		awful.spawn(settings.apps.terminal)
	end, { description = "open a settings.apps.terminal", group = "launcher" }),

	awful.key({ settings.keys.modkey }, "e", function()
		awful.spawn("emacsclient -c -a 'emacs' ")
	end, { description = "open emacs", group = "launcher" }),

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

	awful.key({ settings.keys.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" }),

	-- Menubar (awesome menu bar)
	--awful.key({ settings.keys.modkey, "Shift" }, "Return", function()
	--	menubar.show()
	--end, { description = "show the menubar", group = "launcher" })


	-- Scratchpad toggle keybinding
	awful.key({ settings.keys.modkey }, "`", function()
		local s = awful.screen.focused()
		local scratchpad_tag = awful.tag.find_by_name(s, "[]=")

		-- Check if we are already on the scratchpad tag
		if scratchpad_tag.selected then
			-- If so, switch to the last tag
			if last_tag and last_tag.valid then
				last_tag:view_only()

				-- Restore focus to the last focused client on that tag
				awful.client.focus.history.previous()
				if client.focus then
					client.focus:raise()
				end
			end
		else
			-- Save the current tag and switch to the scratchpad
			last_tag = s.selected_tag
			if scratchpad_tag then
				scratchpad_tag:view_only()
			end
		end
	end, { description = "toggle scratchpad workspace", group = "Custom" })
)

clientkeys = gears.table.join(
	awful.key({ settings.keys.modkey, "Shift" }, "f", function(c)
		c.fullscreen = not c.fullscreen
		c:raise()
	end, { description = "toggle fullscreen", group = "client" }),
	awful.key({ settings.keys.modkey }, "q", function(c)
		c:kill()
	end, { description = "close", group = "client" }),
	awful.key(
		{ settings.keys.modkey, "Control" },
		"space",
		awful.client.floating.toggle,
		{ description = "toggle floating", group = "client" }
	),
	awful.key({ settings.keys.modkey, "Control" }, "Return", function(c)
		c:swap(awful.client.getmaster())
	end, { description = "move to master", group = "client" }),
	awful.key({ settings.keys.modkey }, "o", function(c)
		c:move_to_screen()
	end, { description = "move to screen", group = "client" }),
	awful.key({ settings.keys.modkey }, "t", function(c)
		c.ontop = not c.ontop
	end, { description = "toggle keep on top", group = "client" }),
	awful.key({ settings.keys.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({ settings.keys.modkey }, "m", function(c)
		c.maximized = not c.maximized
		c:raise()
	end, { description = "(un)maximize", group = "client" }),
	awful.key({ settings.keys.modkey, "Control" }, "m", function(c)
		c.maximized_vertical = not c.maximized_vertical
		c:raise()
	end, { description = "(un)maximize vertically", group = "client" }),
	awful.key({ settings.keys.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({ settings.keys.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({ settings.keys.modkey, "Control" }, "#" .. i + 9, function()
			local tag = awful.screen.focused().tags[i]
			if tag then
				awful.tag.viewtoggle(tag)
			end
		end, { description = "toggle tag #" .. i, group = "tag" }),
		-- Move client to tag.
		awful.key({ settings.keys.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({ settings.keys.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 = gears.table.join(
	awful.button({}, 1, function(c)
		c:emit_signal("request::activate", "mouse_click", { raise = true })
	end),
	awful.button({ settings.keys.modkey }, 1, function(c)
		c:emit_signal("request::activate", "mouse_click", { raise = true })
		awful.mouse.client.move(c)
	end),
	awful.button({ settings.keys.modkey }, 3, function(c)
		c:emit_signal("request::activate", "mouse_click", { raise = true })
		awful.mouse.client.resize(c)
	end)
)

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