#!/bin/sh

# Prints the current volume or 🔇 if muted.

case $BLOCK_BUTTON in
1)
  setsid -w -f "$TERMINAL" -e pulsemixer
  pkill -RTMIN+5 "${STATUSBAR:-dwmblocks}"
  ;;
2) wpctl set-mute @DEFAULT_SINK@ toggle ;;
4) wpctl set-volume @DEFAULT_SINK@ 1%+ ;;
5) wpctl set-volume @DEFAULT_SINK@ 1%- ;;
3) notify-send "📢 Volume module" "\- Shows volume 🔊, 🔇 if muted
- Middle click to mute
- Scroll to change" ;;
6) setsid -f "$TERMINAL" -e "$EDITOR" "$0" ;;
esac

vol="$(wpctl get-volume @DEFAULT_AUDIO_SINK@)"

# If muted, print 🔇 and exit.
[ "$vol" != "${vol%\[MUTED\]}" ] && echo 🔇 && exit

vol="${vol#Volume: }"

split() {
  # For ommiting the . without calling and external program.
  IFS=$2
  set -- $1
  printf '%s' "$@"
}

vol="$(printf "%.0f" "$(split "$vol" ".")")"

case 1 in
$((vol > 100))) icon="📢" ;;
$((vol >= 70))) icon="🔊" ;;
$((vol >= 30))) icon="🔉" ;;
$((vol >= 1))) icon="🔈" ;;
*) echo 🔇 && exit ;;
esac

echo "$icon$vol%"