{
  lib,
  config,
  options,
  ...
}:
with lib;
let
  profile = config.features.profile;
  has = path: lib.hasAttrByPath path options;
  setIf = path: value: lib.optionalAttrs (has path) (lib.setAttrByPath path value);
in
{
  options.features.profile = mkOption {
    type = types.enum [
      "custom"
      "desktop"
      "laptop"
      "server"
      "camera"
    ];
    default = "custom";
    description = "Host feature profile. Use custom for fully explicit per-feature settings.";
  };

  config = mkMerge [
    (mkIf (profile == "desktop") (mkMerge [
      (setIf [ "features" "base" "enable" ] (mkDefault true))
      (setIf [ "features" "base" "preset" ] (mkDefault "full"))
      (setIf [ "features" "git" "enable" ] (mkDefault true))
      (setIf [ "features" "dev" "enable" ] (mkDefault true))
      (setIf [ "features" "dev" "preset" ] (mkDefault "full"))
      (setIf [ "features" "users" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "tooling" "enable" ] (mkDefault true))
      (setIf [ "features" "system" "enable" ] (mkDefault true))
      (setIf [ "features" "system" "preset" ] (mkDefault "desktop"))
      (setIf [ "features" "sound" "enable" ] (mkDefault true))
    ]))

    (mkIf (profile == "laptop") (mkMerge [
      (setIf [ "features" "base" "enable" ] (mkDefault true))
      (setIf [ "features" "base" "preset" ] (mkDefault "standard"))
      (setIf [ "features" "git" "enable" ] (mkDefault true))
      (setIf [ "features" "dev" "enable" ] (mkDefault true))
      (setIf [ "features" "dev" "preset" ] (mkDefault "standard"))
      (setIf [ "features" "users" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "tooling" "enable" ] (mkDefault true))
      (setIf [ "features" "system" "enable" ] (mkDefault true))
      (setIf [ "features" "system" "preset" ] (mkDefault "desktop"))
      (setIf [ "features" "sound" "enable" ] (mkDefault true))
    ]))

    (mkIf (profile == "server") (mkMerge [
      (setIf [ "features" "users" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "netbird" "enable" ] (mkDefault false))
      (setIf [ "features" "network" "tooling" "enable" ] (mkDefault false))
      (setIf [ "features" "system" "enable" ] (mkDefault true))
      (setIf [ "features" "system" "preset" ] (mkDefault "minimal"))
      (setIf [ "features" "base" "enable" ] (mkDefault false))
      (setIf [ "features" "git" "enable" ] (mkDefault false))
      (setIf [ "features" "dev" "enable" ] (mkDefault false))
      (setIf [ "features" "sound" "enable" ] (mkDefault false))
    ]))

    (mkIf (profile == "camera") (mkMerge [
      (setIf [ "features" "users" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "enable" ] (mkDefault true))
      (setIf [ "features" "network" "netbird" "enable" ] (mkDefault false))
      (setIf [ "features" "network" "tooling" "enable" ] (mkDefault false))
      (setIf [ "features" "system" "enable" ] (mkDefault true))
      (setIf [ "features" "system" "preset" ] (mkDefault "minimal"))
      (setIf [ "features" "base" "enable" ] (mkDefault false))
      (setIf [ "features" "git" "enable" ] (mkDefault false))
      (setIf [ "features" "dev" "enable" ] (mkDefault false))
      (setIf [ "features" "sound" "enable" ] (mkDefault false))
    ]))
  ];
}