#!/bin/bash
source $HOME/.config/sway/bin/sway_helpers
SINK=$(pactl info | grep "Default Sink" | cut -d ' ' -f 3)
ICON_PATH=$HOME/.local/share/icons/Tela-circle-dark/16/actions
NOTIFY_APP="dunstify -a \"Volume\" -r 97"

function notify() {
  VOLUME=$(pactl list sinks | grep "Name: $SINK" -A 8 | grep -oE '[0-9]*%' | head -n 1 | sed 's/%//')
  MUTE=$(pactl list sinks | grep "Name: $SINK" -A 8 | grep 'Mute:' | cut -d " " -f 2)

  echo $MUTE

  ICON=""
  if [ "$MUTE" = "yes" ]; then
    ICON=$ICON_PATH/audio-volume-muted.svg
  elif [ $VOLUME -le 33 ]; then
      ICON=$ICON_PATH/audio-volume-low.svg
  elif [ $VOLUME -le 67 ]; then
      ICON=$ICON_PATH/audio-volume-medium.svg
  else
      ICON=$ICON_PATH/audio-volume-high.svg
  fi
  $NOTIFY_APP -i $ICON -a "Volume" "$VOLUME Mute: $MUTE"
}

APP="pavucontrol"
SOUND=$HOME/.config/sway/bin/drip.ogg

##  helpers
function _toggle() {
  a=$1
  if [ $(pgrep $a) ]; then
    killall $a
  else
    $a &> /dev/null &
  fi
}

## main
if [ -z "$SINK" ]; then
  _log VOLUME ERROR args: $*
  exit 1
fi

case $1 in
  d*)
    pactl set-sink-volume $SINK -5%
    paplay $SOUND &
    notify
    ;;
  i*)
    pactl set-sink-volume $SINK +5%
    paplay $SOUND &
    notify
    ;;
  m*)
    pactl set-sink-mute $SINK toggle
    paplay $SOUND &
    notify
    ;;
  gui)
    _check_app $APP
    _toggle $APP
    ;;
  *)
    echo "invalid command: \"$1\""
    echo "arguments: [decrease|increase|mute|gui]"
    ;;
esac