change audio output

waybar/config

@@ -127,6 +127,7 @@
         },
         "scroll-step": 10,
         "on-click": "pavucontrol",
+        "on-click-right": "./switch_sink.sh",
         "ignored-sinks": ["Easy Effects Sink"],
         "tooltip-format": "{icon} {volume}"
     },

waybar/switch_sink.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env sh
+
+# Cycle default sink and move existing inputs.
+if ! command -v pactl >/dev/null 2>&1; then
+  exit 1
+fi
+
+current="$(pactl get-default-sink 2>/dev/null)"
+[ -z "$current" ] && exit 1
+
+sinks="$(pactl list short sinks | awk '{print $2}')"
+[ -z "$sinks" ] && exit 1
+
+next=""
+found=0
+for s in $sinks; do
+  if [ "$found" -eq 1 ]; then
+    next="$s"
+    break
+  fi
+  if [ "$s" = "$current" ]; then
+    found=1
+  fi
+done
+
+# If current is last or not found, wrap to first.
+if [ -z "$next" ]; then
+  next="$(printf '%s\n' "$sinks" | head -n 1)"
+fi
+
+pactl set-default-sink "$next" || exit 1
+
+# Move existing audio streams to the new sink.
+for input in $(pactl list short sink-inputs | awk '{print $1}'); do
+  pactl move-sink-input "$input" "$next" >/dev/null 2>&1 || true
+done