config/modules/nixos/hardware/audio/default.nix

{
  lib,
  config,
  pkgs,
  ...
}:
with lib;
with lib.custom; let
  cfg = config.hardware.audio;
in {
  options.hardware.audio = with types; {
    enable = mkBoolOpt false "Enable Audio";
  };

  config = mkIf cfg.enable {
    # Enable sound with pipewire.
    hardware.pulseaudio.enable = false;
    security.rtkit.enable = true;
    services.pipewire = {
      enable = true;
      alsa.enable = true;
      alsa.support32Bit = true;
      pulse.enable = true;
      # If you want to use JACK applications, uncomment this
      jack.enable = true;

      extraConfig.pipewire.adjust-sample-rate = {
        "context.properties" = {
          "default.clock.rate" = 44100;
          "default.allowed-rates" = [44100];
        };
      };

      # use the example session manager (no others are packaged yet so this is enabled by default,
      # no need to redefine it in your config for now)
      wireplumber.enable = true;
    };
  };
}