TheaninovOS/modules/nixos/services/airprint.nix

{ pkgs, lib, config, username, ... }:
with lib;

let cfg = config.services.airprint;

in {
  options.services.airprint = {
    enable = mkEnableOption "Enable printing over the air using sane and avahi";
  };

  config = mkIf cfg.enable {
    hardware.sane = {
      enable = true;
      extraBackends = [ pkgs.sane-airscan ];
    };
    services.printing.enable = true;
    services.avahi = {
      enable = true;
      nssmdns4 = true;
      openFirewall = true;
    };
    users.users.${username}.extraGroups = [ "lp" "scanner" ];
  };
}