From d5b416a5b835658ab5d51695c2f289afa67598d5 Mon Sep 17 00:00:00 2001
From: Alexander Heldt <me@alexanderheldt.se>
Date: Sun, 24 Sep 2023 16:48:18 +0200
Subject: [PATCH] pinwheel: Toggle mute LED when (un)muting

---
 hosts/pinwheel/modules/sound/default.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/hosts/pinwheel/modules/sound/default.nix b/hosts/pinwheel/modules/sound/default.nix
index 857e1a9..bb759f8 100644
--- a/hosts/pinwheel/modules/sound/default.nix
+++ b/hosts/pinwheel/modules/sound/default.nix
@@ -1,4 +1,11 @@
 { pkgs, ... }:
+let
+  toggle-mute = pkgs.writeShellScript "foo" ''
+        ${pkgs.wireplumber}/bin/wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle
+        MUTED=$(${pkgs.wireplumber}/bin/wpctl get-volume @DEFAULT_AUDIO_SINK@ | grep MUTED | wc -l)
+        echo $MUTED > /sys/class/leds/platform::mute/brightness
+  '';
+in
 {
   users.users.alex.extraGroups = [ "audio" ];
 
@@ -22,7 +29,7 @@
         bind = [
           ", XF86AudioRaiseVolume, exec, ${pkgs.wireplumber}/bin/wpctl set-volume -l 1.5 @DEFAULT_AUDIO_SINK@ 2%+"
           ", XF86AudioLowerVolume, exec, ${pkgs.wireplumber}/bin/wpctl set-volume @DEFAULT_AUDIO_SINK@ 2%-"
-          ", XF86AudioMute, exec, ${pkgs.wireplumber}/bin/wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle"
+          ", XF86AudioMute, exec, ${toggle-mute}"
           ", XF86AudioMicMute, exec, ${pkgs.wireplumber}/bin/wpctl set-mute @DEFAULT_AUDIO_SOURCE@ toggle"
         ];
       };