#!/bin/sh

while true; do
  BATTERY=$(upower -i /org/freedesktop/UPower/devices/battery_BAT0 | grep -E "state|to full|percentage" | awk -F': +' '
        /state:/{s=$2}
        /time to full:/{split($2,a,",");h=int(a[1])}
        /percentage:/{gsub(",",".",$2);p=$2}
        END{if(s=="charging") printf("%dh - %.2f%%\n",h,p)}
    ')
  DATE=$(date +'%Y-%m-%d %X')
  VOLUME=$(pactl get-sink-volume @DEFAULT_SINK@ | awk '{print $5}')
  echo "$VOLUME | $BATTERY | $DATE"
  sleep 1
done