add modules to manage bluetooth

2 files changed, 65 insertions, 1 deletions

diff --git a/modules/hardware/bluetooth/default.nix b/modules/hardware/bluetooth/default.nix
new file mode 100644
index 0000000..cfb9a25
--- /dev/null
+++ b/modules/hardware/bluetooth/default.nix
@@ -0,0 +1,64 @@
+{ config, lib, pkgs, ... }:
+let cfg = config.my.hardware.bluetooth;
+in {
+  options.my.hardware.bluetooth = with lib; {
+    enable = mkEnableOption "bluetooth configuration";
+  };
+
+  config = lib.mkIf cfg.enable {
+    hardware.bluetooth.enable = true;
+    services.blueman.enable = true;
+
+    hardware.pulseaudio = {
+      extraModules = [ pkgs.pulseaudio-modules-bt ];
+      package = pkgs.pulseaudioFull;
+    };
+
+    environment.etc = {
+      "wireplumber/bluetooth.lua.d/50-bluez-config.lua".text = ''
+        bluez_monitor.properties = {
+          ["bluez5.headset-roles"] = "[ hsp_hs hsp_ag hfp_hf hfp_ag ]"
+          -- mSBC provides better audio + microphone
+          ["bluez5.enable-msbc"] = true,
+          -- SBC XQ provides better audio
+          ["bluez5.enable-sbc-xq"] = true,
+          -- Hardware volume control
+          ["bluez5.enable-hw-volume"] = true,
+        }
+      '';
+    };
+
+    services.pipewire = {
+      media-session.config.bluez-monitor.rules = [
+        {
+          # Matches all cards
+          matches = [{ "device.name" = "~bluez_card.*"; }];
+          actions = {
+            "update-props" = {
+              "bluez5.reconnect-profiles" = [ "hfp_hf" "hsp_hs" "a2dp_sink" ];
+              # mSBC provides better audio + microphone
+              "bluez5.msbc-support" = true;
+              # SBC XQ provides better audio
+              "bluez5.sbc-xq-support" = true;
+            };
+          };
+        }
+        {
+          matches = [
+            # Matches all sources
+            {
+              "node.name" = "~bluez_input.*";
+            }
+            # Matches all outputs
+            { "node.name" = "~bluez_output.*"; }
+          ];
+          actions = { "node.pause-on-idle" = false; };
+        }
+      ];
+    };
+
+    hardware.bluetooth.settings = {
+      General = { Enable = "Source,Sink,Media,Socket"; };
+    };
+  };
+}
diff --git a/modules/hardware/default.nix b/modules/hardware/default.nix
index 843c1f5..21e4713 100644
--- a/modules/hardware/default.nix
+++ b/modules/hardware/default.nix
@@ -1,5 +1,5 @@
 { ... }:
 
 {
-  imports = [ ./amd ./intel ./ssd ./sound ./networking ];
+  imports = [ ./amd ./bluetooth ./intel ./ssd ./sound ./networking ];
 }