{
  config,
  pkgs,
  lib,
  ...
}:
with lib; let
  cfg = config.local.gui.i3;
in {
  options.local.gui.i3.enable = mkEnableOption "i3 window manager";
  config = mkIf cfg.enable {
    xsession.windowManager.i3 = {
      enable = true;
      package = pkgs.i3-gaps;

      config = let
        mod = "Mod4";
      in {
        modifier = mod;
        # revisar luego si config.bars tiene un default danino

        fonts = {
          names = ["JetBrains Mono"];
          style = "Regular";
          size = 8.0;
        };

        gaps = {
          inner = 10;
          outer = -10;
        };

        window = {
          hideEdgeBorders = "both";
        };

        colors = {
          focused = {
            background = "#222222";
            border = "#4c7899";
            childBorder = "#222222";
            indicator = "#292d2e";
            text = "#888888";
          };
        };

        # mkOptionDefault hace que se ponga la config por default
        # y se sobreescriba las cosas que pongo acA
        # NO QUITARLO. ver man home-configuration.nix
        keybindings = mkOptionDefault {
          "${mod}+Return" = "exec ${pkgs.kitty}/bin/kitty ${pkgs.tmux}/bin/tmux";
          "${mod}+Tab" = "focus right";
          "${mod}+Shift+Tab" = "focus left";
          "${mod}+Shift+s" = "exec ${pkgs.maim}/bin/maim -s -u | ${pkgs.xclip}/bin/xclip -selection clipboard -t image/png -i";
          "${mod}+Shift+w" = "move workspace to output right";
          "${mod}+l" = "exec ${pkgs.betterlockscreen}/bin/betterlockscreen -l";
        };

        startup = [
          {
            command = "${pkgs.xss-lock}/bin/xss-lock --transfer-sleep-lock -- ${pkgs.i3lock}/bin/i3lock --nofork";
            notification = false;
          }
          {
            command = "${pkgs.networkmanagerapplet}/bin/nm-applet";
            notification = false;
          }
          {
            command = "${pkgs.feh}/bin/feh --bg-fill ${config.home.homeDirectory}/Pictures/wallpapers/jupiter.png";
            notification = false;
            always = true;
          }
          {
            command = "${pkgs.i3-gaps}/bin/i3-msg 'workspace 1; exec ${pkgs.firefox}/bin/firefox'";
          }
          {
            command = "${pkgs.i3-gaps}/bin/i3-msg 'workspace 2; exec ${pkgs.tdesktop}/bin/telegram-desktop'";
          }
          {
            command = "${pkgs.i3-gaps}/bin/i3-msg 'workspace 2; exec ${pkgs.element-desktop}/bin/element-desktop'";
          }
          {
            command = "${pkgs.systemd}/bin/systemctl --user restart polybar.service";
            notification = false;
            always = true;
          }
          {
            command = "${pkgs.autorandr}/bin/autorandr -c";
            notification = false;
            always = true;
          }
        ];

        workspaceOutputAssign =
          [
            {
              output = config.local.display."0";
              workspace = "1";
            }
          ]
          ++ optional (config.local.display."1" != null) {
            output = config.local.display."1";
            workspace = "10";
          };

        bars = [];
      };
    };
  };
}