nix-configs/modules/desktop-environment/panels/xmobar/default.nix

{
  lib,
  pkgs,
  ...
}: {
  home-manager.users.jade = {
    config,
    pkgs,
    ...
  }: let
    xmobarGhc = pkgs.haskellPackages.ghcWithPackages (pkgs:
      with pkgs; [
        xmobar
        statgrab
      ]);
  in {
    home = {
      packages = [xmobarGhc];
      file."xmobar.hs" = rec {
        source = ./xmobar.hs;
        target = ".config/xmobar/xmobar.hs";
        onChange = ''
          ${xmobarGhc}/bin/ghc -threaded ${target}
          ${pkgs.busybox}/bin/pkill xmobar
          ${pkgs.haskellPackages.xmonad}/bin/xmonad --restart
        '';
      };
    };
    programs.xmobar = {
      enable = true;
    };
  };
}