{ lib, config, pkgs, ... }:

with lib;

let
  uiCfg = config.ui;
  cfg = uiCfg.xmonad;
in
{
  options.ui.xmonad = {
    enable = mkOption {
      type = types.bool;
      default = false;
      description = "Enable xsessions and xmonad window manager";
    };
  };

  config = mkIf cfg.enable {
    home.packages = with pkgs; [
      xclip # access x clipboard from a console
      dmenu # menu for x window system
      flameshot # powerful yet simple to use screenshot software
      nitrogen # wallpaper manager
    ];

    xsession = {
      enable = true;

      windowManager.xmonad = {
        enable = true;
        enableContribAndExtras = true;
        config = ./config.hs;
        extraPackages = mkIf uiCfg.polybar.enable (hp: [
          hp.dbus
          hp.monad-logger
        ]);
      };

      initExtra = ''
        ${pkgs.nitrogen}/bin/nitrogen --restore &
      '';
    };
  };
}