Set active window volume/toggle mute in Hyprland with pactl

hypr-active-volume

#!/bin/sh

if [[ -z "$1" ]]; then
  echo "Set active window volume/toggle mute in Hyprland with pactl"
  echo "Usage: $(basename "$0") -5%|+5%|toggle"
  exit 0
fi

# gather data
ACTIVE=$(hyprctl -j activewindow)
INPUTS=$(pactl -fjson list sink-inputs)

# try to find media matching window title first, e.g. individual browser tab
TITLE=$(echo "$ACTIVE"|jq -r .title)
TITLE=${TITLE% —*}
QUERY=".[]|select(.properties[\"media.name\"] == \"$TITLE\").index"
INDEXES=$(echo "$INPUTS"|jq -r "$QUERY")
if [[ ! -z "$INDEXES" ]]; then
  for INDEX in $INDEXES; do
    if [ "$1" == "toggle" ]; then
      pactl set-sink-input-mute $INDEX toggle
    else
      pactl set-sink-input-volume $INDEX "$@"
    fi
  done
else
  # no media matching window title, fallback to all media matching pid
  PID=$(echo "$ACTIVE"|jq -r .pid)
  QUERY=".[]|select(.properties[\"application.process.id\"] == \"$PID\").index"
  INDEXES=$(pactl -fjson list sink-inputs|jq -r "$QUERY")
  for INDEX in $INDEXES; do
    if [ "$1" == "toggle" ]; then
      pactl set-sink-input-mute $INDEX toggle
    else
      pactl set-sink-input-volume $INDEX "$@"
    fi
  done
fi