-- 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")

-- Mis colores personalisados
beautiful.taglist_fg_empty = "#777777"    -- Color para tags vacíos (tono apagado)
beautiful.taglist_fg_occupied = "#ffffff" -- Color para tags con apps abiertas


-- {{{ 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")

-- This is used later as the default terminal and editor to run.
terminal = "alacritty"
editor = os.getenv("EDITOR") or "nano"
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.tile,
    awful.layout.suit.tile.left,
    awful.layout.suit.tile.bottom,
    awful.layout.suit.fair,

    awful.layout.suit.max,
    -- * Puede que alguin dia los descomente
    -- awful.layout.suit.tile.top,
    -- awful.layout.suit.fair.horizontal,

    -- * No me gustaron
    -- awful.layout.suit.spiral,
    -- awful.layout.suit.spiral.dwindle,
    -- awful.layout.suit.magnifier,
    -- awful.layout.suit.max.fullscreen,

    -- * Puede ser util si trabajas con todos a la vez
    -- 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 },
}

-- mymainmenu = awful.menu({ items = { { "awesome", myawesomemenu, beautiful.awesome_icon },
--                                     { "open terminal", terminal }
--                                   }
--                         })

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(" %d/%m/%y - %H:%M ")
-- %I: Hora en formato de 12 horas (01-12).
-- %M: Minutos (00-59).
-- %p: AM o PM.
-- %d: Día del mes (01-31).
-- %m: Mes en formato numérico (01-12).
-- %y: Año en los utilimos dos digitos

-- 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({ "   ", "   ", "   ", "   ", "   ", "   ", "   ", " 󰀴  ", " 󱎴  " }, 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)))

    -- Colors for taglist (adjust as needed)
    beautiful.taglist_fg_empty = "#777777"    -- Color for empty tags
    beautiful.taglist_fg_occupied = "#ffffff" -- Color for occupied tags

    -- Helper function to update tag colors
    local function update_tag_color(self, tag)
        if tag:clients()[1] then
            self:get_children_by_id("text_role")[1].markup =
                "<span foreground='" .. beautiful.taglist_fg_occupied .. "'>" .. tag.name .. "</span>"
        else
            self:get_children_by_id("text_role")[1].markup =
                "<span foreground='" .. beautiful.taglist_fg_empty .. "'>" .. tag.name .. "</span>"
        end
    end

    -- Create a taglist widget
    s.mytaglist = awful.widget.taglist {
        screen          = s,
        filter          = awful.widget.taglist.filter.all,
        buttons         = taglist_buttons,
        style           = {
            squares_sel   = false,
            squares_unsel = false,
        },

        -- Create a taglist widget
        widget_template = {
            {
                {
                    id = "text_role",
                    widget = wibox.widget.textbox,
                    -- valign = "center",
                    -- align  = "center"
                },
                layout = wibox.layout.fixed.horizontal,
            },
            id              = "background_role",
            widget          = wibox.container.background,
            create_callback = function(self, tag, _)
                update_tag_color(self, tag)
            end,
            update_callback = function(self, tag, _)
                update_tag_color(self, tag)
            end,
        },
    }

    -- 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, height = 24 })

    -- 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(),
            s.mylayoutbox,
            mytextclock,
        },
    }
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" }),

-- Navegacion
    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, "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" }
    ),

    -- Flecha hacia abajo: igual que Super + j
    awful.key({ modkey }, "Down",
        function() awful.client.focus.byidx(1) end,
        { description = "focus next by index (arrow down)", group = "client" }
    ),

    -- Flecha hacia arriba: igual que Super + k
    awful.key({ modkey }, "Up",
        function() awful.client.focus.byidx(-1) end,
        { description = "focus previous by index (arrow up)", group = "client" }
    ),

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

    -- Layout manipulation

    -- 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, "Control" }, "q",
        awesome.quit,
        { description = "quit awesome", group = "awesome" }
    ),
    awful.key({ modkey, }, "l",
        function() awful.tag.incmwfact(0.02) end,
        { description = "increase master width factor", group = "layout" }
    ),
    awful.key({ modkey, }, "h",
        function() awful.tag.incmwfact(-0.02) 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, }, "Tab",
        function() awful.layout.inc(1) end,
        { description = "select next", group = "layout" }
    ),
    awful.key({ modkey, "Shift" }, "Tab",
        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 }, "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" }),

    -- Control de volumen
    awful.key({}, "XF86AudioLowerVolume",
        function() awful.spawn("pactl set-sink-volume @DEFAULT_SINK@ -2%") end,
        { description = "bajar volumen", group = "control de audio" }
    ),

    awful.key({}, "XF86AudioRaiseVolume",
        function() awful.spawn("pactl set-sink-volume @DEFAULT_SINK@ +2%") end,
        { description = "subir volumen", group = "control de audio" }
    ),

    awful.key({}, "XF86AudioMute",
        function() awful.spawn("pactl set-sink-mute @DEFAULT_SINK@ toggle") end,
        { description = "mutear volumen", group = "control de audio" }
    ),

    -- Control de brillo
    awful.key({}, "XF86MonBrightnessUp",
        function() awful.spawn("brightnessctl set +3%") end,
        { description = "aumentar brillo", group = "control de brillo" }
    ),
    awful.key({}, "XF86MonBrightnessDown",
        function() awful.spawn("brightnessctl set 3%-") end,
        { description = "disminuir brillo", group = "control de brillo" }
    ),

    -- rofi
    awful.key({ modkey }, "m",
        function() awful.spawn("rofi -show drun") end,
        { description = "lanzador de aplicaciones", group = "launcher" }
    ),
    awful.key({ modkey, "Shift" }, "m",
        function() awful.spawn("rofi -show") end,
        { description = "lanzador de aplicaciones", group = "launcher" }
    ),
    -- Navegador
    awful.key({ modkey }, "b",
        function() awful.spawn("brave") end,
        { description = "navegador web", group = "app" }
    ),
    -- Explorador de archivo
    awful.key({ modkey }, "e",
        function() awful.spawn("thunar") end,
        { description = "explorador de archivo", group = "app" }
    ),
    -- redshift
    awful.key({ modkey }, "r",
        function() awful.spawn("redshift -O 2400") end,
        { description = "redshift", group = "app" }
    ),
    awful.key({ modkey, "Shift" }, "r",
        function() awful.spawn("redshift -x") end,
        { description = "redshift", group = "app" }
    )

)

clientkeys = gears.table.join(
    awful.key({ modkey, }, "f",
        function(c) c.fullscreen = not c.fullscreenc:raise() end,
        { description = "toggle fullscreen", group = "client" }
    ),
    awful.key({ modkey }, "w",
        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, "Control" }, "n",
        function(c)
            c.maximized = not c.maximized
            c:raise()
        end,
        { description = "(un)maximize", group = "client" }
    ),
    awful.key({ modkey, "Control" }, "t",
        function(c)
            c.maximized_vertical = not c.maximized_vertical
            c:raise()
        end,
        { description = "(un)maximize vertically", group = "client" }
    ),
    awful.key({ modkey, "Shift" }, "t",
        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

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 = 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)
    -- 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)
-- }}}

-- Llamar un script externo
-- awful.spawn.with_shell("~/.config/awesome/autostart.sh")
