{
  config,
  lib,
  ...
}:
with lib; let
  cfg = config.nixfiles.modules.x11;
in {
  options.nixfiles.modules.x11.enable = mkEnableOption "X11";

  config = mkIf cfg.enable {
    nixfiles.modules.fonts.enable = true;

    hm = {
      home.sessionVariables = with config.dirs; {
        XCOMPOSEFILE = "${cache}/XComposeFile";
        XCOMPOSECACHE = "${cache}/XComposeCache";
      };

      xsession.scriptPath = ".xinitrc";

      xresources.properties =
        (let
          font = with config.fontScheme.monospaceFont; "${family}:style=${style}:size=${toString size}";
        in {
          "*.font" = font;

          "Xft.antialias" = 1;
          "Xft.autohint" = 0;
          "Xft.dpi" = 96;
          "Xft.hinting" = 1;
          "Xft.hintstyle" = "hintslight";
          "Xft.lcdfilter" = "lcddefault";
          "Xft.rgba" = "rgb";
        })
        // (with config.colourScheme; {
          "*.color0" = black;
          "*.color8" = brightBlack;
          "*.color1" = red;
          "*.color9" = brightRed;
          "*.color2" = green;
          "*.color10" = brightGreen;
          "*.color3" = yellow;
          "*.color11" = brightYellow;
          "*.color4" = blue;
          "*.color12" = brightBlue;
          "*.color5" = magenta;
          "*.color13" = brightMagenta;
          "*.color6" = cyan;
          "*.color14" = brightCyan;
          "*.color7" = white;
          "*.color15" = brightWhite;

          "*.background" = background;
          "*.foreground" = foreground;
        });
    };

    services.xserver = {
      enable = true;

      tty = mkDefault 1;

      autoRepeatDelay = 200;
      autoRepeatInterval = 25;

      libinput.enable = true;

      monitorSection = ''
        Option "DPMS" "false"
      '';

      serverFlagsSection = ''
        Option "BlankTime" "0"
        Option "OffTime" "0"
        Option "StandbyTime" "0"
        Option "SuspendTime" "0"
      '';

      inputClassSections = [
        ''
          Identifier "Mouse"
          MatchIsPointer "yes"
          Option "AccelerationNumerator" "2"
          Option "AccelerationDenominator" "1"
          Option "AccelerationThreshold" "4"
        ''
      ];
    };
  };
}