{ inputs, config, lib, pkgs, username, ... }:
let
  cfg = config.os.wm.niri;
in
{
  imports = [ inputs.niri.nixosModules.niri ];

  options.os.wm.niri.enable = lib.mkEnableOption "Niri";

  config = lib.mkIf cfg.enable {
    nixpkgs.overlays = [ inputs.niri.overlays.niri ];

    programs.niri = {
      enable = true;
      package = pkgs.niri-unstable;
    };

    os.srv.compat.enable = true;
    home-manager.users.${username}.hm.env.niri.enable = true;
  };
}