From edddd9dc80d3117491a9fa7553576ad2db6d77b5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Benjamin=20B=C3=A4dorf?= <hello@benjaminbaedorf.eu>
Date: Wed, 9 Aug 2023 14:19:55 +0200
Subject: [PATCH] fix: audio stack; disable mopidy by default, enable jack and
 wireplumber

---
 modules/audio/default.nix         | 59 ++++++++++++++++++-------------
 profiles/full-install/default.nix |  1 -
 users/ben/home.nix                |  4 ++-
 3 files changed, 38 insertions(+), 26 deletions(-)

diff --git a/modules/audio/default.nix b/modules/audio/default.nix
index 8ff6f2e6..ae6e7459 100644
--- a/modules/audio/default.nix
+++ b/modules/audio/default.nix
@@ -66,33 +66,14 @@ in {
 
     # rtkit is optional but recommended
     security.rtkit.enable = true;
-    # Enable sound using pipewire-pulse, default config:
-    # https://gitlab.freedesktop.org/pipewire/pipewire/-/blob/master/src/daemon/pipewire.conf.in
     services.pipewire = {
       enable = true;
       alsa.enable = true;
       alsa.support32Bit = true;
       pulse.enable = true;
-    };
-
-    # Make pulseaudio listen on port 4713 for mopidy, extending the default
-    # config: https://gitlab.freedesktop.org/pipewire/pipewire/-/blob/master/src/daemon/pipewire-pulse.conf.in
-    environment.etc = mkIf cfg.mopidy.enable {
-      "pipewire/pipewire-pulse.conf.d/99-custom.conf".text = ''
-        {
-          "context.modules": [
-            {
-              "name": "libpipewire-module-protocol-pulse",
-              "args": {
-                "server.address": ["unix:native", "tcp:4713"],
-                "vm.overrides": {
-                  "pulse.min.quantum": "1024/48000"
-                }
-              }
-            }
-          ]
-        }
-      '';
+      wireplumber.enable = true;
+      # If you want to use JACK applications, uncomment this
+      jack.enable = true;
     };
 
     # Enable bluetooth
@@ -113,8 +94,38 @@ in {
       };
     };
     services.blueman.enable = mkIf cfg.bluetooth.enable true;
+    environment.etc."wireplumber/bluetooth.lua.d/51-bluez-config.lua" = mkIf cfg.bluetooth.enable {
+      text = ''
+        bluez_monitor.properties = {
+          ["bluez5.enable-sbc-xq"] = true,
+          ["bluez5.enable-msbc"] = true,
+          ["bluez5.enable-hw-volume"] = true,
+          ["bluez5.headset-roles"] = "[ hsp_hs hsp_ag hfp_hf hfp_ag ]"
+        }
+      '';
+    };
 
     # Enable audio server & client
     services.mopidy = mkIf cfg.mopidy.enable ((import ./mopidy.nix) pkgs);
-  };
-}
+
+    # Make pulseaudio listen on port 4713 for mopidy, extending the default
+    # config: https://gitlab.freedesktop.org/pipewire/pipewire/-/blob/master/src/daemon/pipewire-pulse.conf.in
+    environment.etc."pipewire/pipewire-pulse.conf.d/99-custom.conf" = mkIf cfg.mopidy.enable {
+      text = ''
+        {
+          "context.modules": [
+            {
+              "name": "libpipewire-module-protocol-pulse",
+              "args": {
+                "server.address": ["unix:native", "tcp:4713"],
+                "vm.overrides": {
+                  "pulse.min.quantum": "1024/48000"
+                }
+              }
+            }
+          ]
+        }
+      '';
+      };
+    };
+  }
diff --git a/profiles/full-install/default.nix b/profiles/full-install/default.nix
index d9b07733..908b4996 100644
--- a/profiles/full-install/default.nix
+++ b/profiles/full-install/default.nix
@@ -8,7 +8,6 @@
   inherit (lib) fileContents;
 in {
   config = {
-    pub-solar.audio.mopidy.enable = true;
     pub-solar.audio.bluetooth.enable = true;
     pub-solar.docker.enable = true;
     pub-solar.nextcloud.enable = true;
diff --git a/users/ben/home.nix b/users/ben/home.nix
index e2c82f4d..ea15fa1c 100644
--- a/users/ben/home.nix
+++ b/users/ben/home.nix
@@ -14,6 +14,8 @@ in {
     ./concepts-and-training.nix
   ];
 
+  pub-solar.audio.mopidy.enable = false;
+
   home-manager = pkgs.lib.setAttrByPath ["users" psCfg.user.name] {
     home.packages = with pkgs; [
       present-md
@@ -119,7 +121,7 @@ in {
   age.secrets."mopidy.conf" = {
     file = "${self}/secrets/mopidy.conf";
     mode = "700";
-    owner = "mopidy";
+    owner = "ben";
   };
   services.mopidy.extraConfigFiles = ["/run/agenix/mopidy.conf"];