-- 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")

-- 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")

-- {{{ 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(gears.filesystem.get_themes_dir() .. "default/theme.lua")
beautiful.init(gears.filesystem.get_configuration_dir() .. "themes/default/theme.lua")

-- This is used later as the default terminal and editor to run.
local terminal = "kitty"
local editor = os.getenv("EDITOR") or "nvim"
local editor_cmd = terminal .. " -e " .. editor
local browser = "firefox"

-- 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.
local modkey = "Mod4"

-- Table of layouts to cover with awful.layout.inc, order matters.
awful.layout.layouts = {
    awful.layout.suit.tile,
    awful.layout.suit.fair,
    awful.layout.suit.floating,
    -- 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
local 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 vpnmenu = {
    { "Up", "nmcli con up Auto1" },
    { "Down", "nmcli con down Auto1 && notify-send Vpn 'Connection Down'" },
}

local power_menu = {
    { "Reboot", "reboot" },
    { "Power Off", "poweroff" },
}

local tools_menu = {
    { "Emoji", "rofi -modi emoji -show emoji -emoji-format '{emoji} <span weight=\"bold\">{name}</span>[ <span size=\"small\">({keywords})</span>]'" },
}

local display_menu = {
    { "2k", "xrandr --output Virtual1 --mode 2560x1440" },
    { "UltraWide", "xrandr --output Virtual1 --mode 3440x1440" },
}

local mymainmenu = awful.menu({
    items = {
        { "awesome", myawesomemenu, beautiful.awesome_icon },
        { "VPN", vpnmenu },
        { "KB-speed", "keyboard-speed" },
        { "Term", terminal },
        { "Projects", "tshort gui" },
        { "Tools", tools_menu },
        { "Display", display_menu },
        { "Power", power_menu },
    },
})

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

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

-- {{{ Wibar

-- 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,
            awful.widget.keyboardlayout(),
            require("widgets.battery_widget.battery"),
            wibox.widget.systray(),
            wibox.widget.textclock(),
            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
local 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" }),
    awful.key({ modkey }, "w", function()
        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" }),

    -- Standard program
    awful.key({ modkey }, "Return", function()
        awful.spawn(terminal)
    end, { description = "open a terminal", group = "launcher" }),

    awful.key({ modkey }, "b", function ()
        awful.spawn(browser)
    end, { description = "open the browser", group = "launcher" }),

    awful.key({ modkey, "Shift" }, "Return", function()
        awful.spawn(terminal .. ' -o font_size=23.0 -o adjust_line_height=100%')
    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 }, "r", function()
        awful.screen.focused().mypromptbox:run()
    end, { description = "run prompt", group = "launcher" }),

    awful.key({ modkey }, "d", function()
        awful.util.spawn("rofi -show drun")
    end, { description = "launch 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()
        awful.util.spawn("tshort gui")
    end, { description = "show the menubar", group = "launcher" })
)

local 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 }, "q", function(c)
        c:kill()
    end, { description = "close", 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" })
)

-- 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",
                "Pavucontrol",
            },

            -- 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 } },

    -- Not titlte bar apps
    { rule_any = { class = { "kitty" } }, 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.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)

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)

awful.spawn.with_shell("picom -b")
awful.spawn.with_shell("xset r rate 220 40")
awful.spawn.with_shell("nm-applet")
-- }}}
