nixos-configs/nixosModules/desktop/manager/ags/default.nix

self: {
  config,
  lib,
  pkgs,
  ...
}: let
  inherit (self.inputs) ags;
in {
  config = let
    cfg = config.roles.desktop;

    hyprland =
      config
      .home-manager
      .users
      .${cfg.user}
      .wayland
      .windowManager
      .hyprland
      .finalPackage;
  in {
    # Add home folder for home-manager to work
    users.users.greeter = {
      home = "/var/lib/greeter";
      createHome = true;
    };

    # Setup node modules for dev env
    home-manager.users.${cfg.user}.home.file = let
      flakeDir = config.environment.variables.FLAKE;
      modulesDir = "${lib.removePrefix "/home/${cfg.user}/" flakeDir}/nixosModules";
      nodeModules = config.home-manager.users.${cfg.user}.home.file."${modulesDir}/ags/config/node_modules".source;
    in {
      "${modulesDir}/desktop/manager/ags/node_modules".source = nodeModules;
    };

    home-manager.users.greeter = {
      imports = [ags.homeManagerModules.default];

      programs.ags.enable = true;

      home.packages = [
        hyprland
        pkgs.gtk3
        pkgs.glib
      ];

      xdg.configFile = {
        "ags".source = pkgs.stdenv.mkDerivation {
          name = "ags-greeter";
          src = lib.fileset.toSource {
            root = ./.;
            fileset = lib.fileset.unions [
              ./scss
              ./greeter.ts
              ./ts
              ./tsconfig.json
            ];
          };

          buildInputs = builtins.attrValues {
            inherit
              (pkgs)
              bun
              dart-sass
              ;
          };

          buildPhase = ''
            sass ./scss/greeter.scss style.css
            bun build ./greeter.ts \
              --external resource:///* \
              --external gi://* \
              --external cairo > config.js
          '';

          installPhase = ''
            mkdir $out
            mv style.css config.js $out/
          '';
        };
      };
    };
  };

  # For accurate stack trace
  _file = ./default.nix;
}