#!/bin/bash
set -e

default_sink=$(pactl info | grep "Default Sink:" | cut '-d ' -f3)
sinks=$(pactl list short sinks | cut -f2 | grep -v "^easyeffects_sink$")

# Only sinks that are available (not "not available")
sinks=$(pactl list sinks | awk '
  $1=="Name:" {name=$2}
  $1=="State:" {state=$2}
  $1=="Availability:" {avail=$2}
  $1=="" {
    if (avail != "not") print name
    name=state=avail=""
  }
' | grep -Ev '(^easyeffects_sink$|HDMI)')

sinks=$(pactl list short sinks | cut -f2 | grep -Ev '(^easyeffects_sink$|HDMI|skl_hda_dsp_generic)')

# for wrap-around
sinks="$sinks
$sinks"

next_sink=$(echo "$sinks" | awk -v ds="$default_sink" '$0==ds {getline x; print x; exit}')

if [ -z "$next_sink" ]; then
  next_sink=$(echo "$sinks" | head -n 1)
fi

echo "Setting output to $next_sink"
pactl set-default-sink "$next_sink"

easyeffects_id=$(pactl list short sinks | awk '$2=="easyeffects_sink" {print $1; exit}')
pactl list short sink-inputs | \
  cut -f1 | \
  xargs -I{} pactl move-sink-input {} "$next_sink"