refactor(waybar): register owned modules

configs/nixos/modules/desktop/utilities/audio.nix

@@ -2,6 +2,7 @@
   config,
   lib,
   pkgs,
+  util,
   ...
 }:
 # PipeWire as the desktop audio server.
@@ -15,7 +16,7 @@
         locked = true;
         action = {
           kind = "exec";
-          command = "${pkgs.playerctl}/bin/playerctl play-pause";
+          command = "${lib.getExe pkgs.playerctl} play-pause";
         };
       };
 
@@ -24,7 +25,7 @@
         locked = true;
         action = {
           kind = "exec";
-          command = "${pkgs.playerctl}/bin/playerctl next";
+          command = "${lib.getExe pkgs.playerctl} next";
         };
       };
 
@@ -33,7 +34,35 @@
         locked = true;
         action = {
           kind = "exec";
-          command = "${pkgs.playerctl}/bin/playerctl previous";
+          command = "${lib.getExe pkgs.playerctl} previous";
+        };
+      };
+    };
+
+    registry.waybar.${config.networking.hostName} = {
+      mpris = {
+        order = 30;
+        settings = {
+          format = "${util.glyph "f001"} {title}";
+          format-paused = "${util.glyph "f04c"} {title}";
+          max-length = 40;
+          on-click = "play-pause";
+          on-scroll-up = "next";
+          on-scroll-down = "previous";
+        };
+      };
+
+      wireplumber = {
+        order = 40;
+        settings = {
+          format = "{icon} {volume}%";
+          format-muted = "${util.glyph "f026"} muted";
+          format-icons = [
+            (util.glyph "f026")
+            (util.glyph "f027")
+            (util.glyph "f028")
+          ];
+          on-click = "${lib.getExe' pkgs.wireplumber "wpctl"} set-mute @DEFAULT_AUDIO_SINK@ toggle";
         };
       };
     };