#!/bin/sh

status() {
  MUTED=$(pacmd list-sources | awk '/\*/,EOF {print}' | awk '/muted/ {print $2; exit}')

  if [ "$MUTED" = "yes" ]; then
    echo -e "%{T4}%{F#FF0008}%{B#353B45} %{T2}muted"
  else
    echo -e "%{T4}%{F#80E6FE}%{B#353B45} %{T2}$(pacmd list-sources | grep "\* index:" -A 7 | grep volume | awk -F/ '{print $2}' | tr -d ' ')"
  fi
}


listen() {
  status
  LANG=EN; pactl subscribe | while read -r event;
  do
    if echo -e "$event" | grep -q "source" || echo "$event" | grep -q "server"; then
      status
    fi
  done
}

toggle() {
  MUTED=$(pacmd list-sources | awk '/\*/,EOF {print}' | awk '/muted/ {print $2; exit}')
  DEFAULT_SOURCE=$(pacmd list-sources | awk '/\*/,EOF {print $3; exit}')

  if [ "$MUTED" = "yes" ]; then
    pactl set-source-mute "$DEFAULT_SOURCE" 0
  else
    pactl set-source-mute "$DEFAULT_SOURCE" 1
  fi
}

increase() {
  DEFAULT_SOURCE=$(pacmd list-sources | awk '/\*/,EOF {print $3; exit}')
  pactl set-source-volume "$DEFAULT_SOURCE" +5%
}

decrease() {
  DEFAULT_SOURCE=$(pacmd list-sources | awk '/\*/,EOF {print $3; exit}')
  pactl set-source-volume "$DEFAULT_SOURCE" -5%
}

case "$1" in
  --toggle)
      toggle
      ;;
  --increase)
      increase
      ;;
  --decrease)
      decrease
      ;;
  *)
      listen
      ;;
esac