From da6c160baf7efffb5d48007d433139d6924a7d47 Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Tue, 25 May 2021 18:18:40 +0200
Subject: [PATCH] modules: bluetooth: add pipewire codecs

---
 modules/bluetooth.nix | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/modules/bluetooth.nix b/modules/bluetooth.nix
index 661ed60..b4b8362 100644
--- a/modules/bluetooth.nix
+++ b/modules/bluetooth.nix
@@ -24,6 +24,43 @@ in
         extraModules = [ pkgs.pulseaudio-modules-bt ];
         package = pkgs.pulseaudioFull;
       };
+
+      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;
+            };
+          }
+        ];
+      };
     })
 
     # Support for A2DP audio profile