Add script for toggling between available audio sinks (outputs)

Author: Donien

switch_audio_sink.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/bash
+
+# REQUIRES COMMAND `pactl` (PULSEAUDIO RELATED)
+
+
+
+# Get available sinks and active default sink + the amount of sinks
+sink_list=($(pactl list sinks short | awk '{print $2}'))
+sink_num=$(pactl list sinks short | wc -l)
+sink_current=$(pactl info | grep -e "Default Sink" | awk '{print $3}')
+
+
+# Get index of current default sink
+for i in "${!sink_list[@]}";
+do
+    if [[ "${sink_list[$i]}" = "$sink_current" ]]
+    then
+        index="$i"
+    fi
+done
+
+
+# Decrement sink_num by 1 (zero-indexed)
+((sink_num="$sink_num"-1))
+
+# Increment index or set to 0 if index==sink_num ("overflow" back to 0)
+if [[ "$index" = "$sink_num" ]]
+then
+    index=0
+else
+    ((index="$index"+1))
+fi
+
+# Set default sink to the next available in array
+pactl set-default-sink "${sink_list[$index]}"