[audio] Add an audio role

machines/boxy/configuration.nix

@@ -11,6 +11,7 @@
     ];
 
   roles = {
+    audio.enable = true;
     kodi = {
       enable = true;
       autologin = true;

machines/nix-book/configuration.nix

@@ -10,6 +10,7 @@
     ];
 
   roles = {
+    audio.enable = true;
     bluetooth.enable = true;
     desktop.enable = true;
     nfs-mounts.enable = true;

machines/z790prors/configuration.nix

@@ -11,6 +11,7 @@
     ];
 
   roles = {
+    audio.enable = true;
     desktop = {
       enable = true;
       x11Only = true;

roles/audio/default.nix

@@ -0,0 +1,32 @@
+{ lib, config, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.roles.audio;
+in
+{
+  options.roles.audio = {
+    enable = mkEnableOption "Enable the audio role";
+  };
+
+  config =
+    {
+      environment.systemPackages = with pkgs; [
+        paprefs
+        pavucontrol
+        pulsemixer
+      ];
+
+      services.pipewire = {
+        enable = true;
+        pulse.enable = true;
+      };
+      hardware.pulseaudio.package = pkgs.pulseaudioFull;
+      hardware.pulseaudio.extraConfig = "
+        load-module module-combine-sink
+        load-module module-switch-on-connect
+      ";
+    };
+
+}

roles/bluetooth/default.nix

@@ -21,12 +21,6 @@ in
       };
 
       services.blueman.enable = true;
-
-      hardware.pulseaudio.package = pkgs.pulseaudioFull;
-      hardware.pulseaudio.extraConfig = "
-        load-module module-combine-sink
-        load-module module-switch-on-connect
-      ";
     };
 
 }

roles/default.nix

@@ -7,6 +7,7 @@ let
 in
 {
   imports = [
+    ./audio
     ./bluetooth
     ./desktop
     ./kodi
@@ -38,11 +39,6 @@ in
     # Enable the OpenSSH daemon.
     services.openssh.enable = true;
 
-    services.pipewire = {
-      enable = true;
-      pulse.enable = true;
-    };
-
     environment.systemPackages = with pkgs; [
       vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
       git