bruh

bruh.sh

#!/usr/bin/env bash
usage() {
cat << EOF
usage: power.sh -i BATTNAME [property]
       power.sh -e
       power.sh -h
EOF
}

help() {
cat << EOF
Get battery information.
  -i   Print info about powersource
  -e   Enumerate available powersources
  -h   Print help message
EOF
}

battery_stat() {
  STATNAME="$(basename $1 | tr -d '\n')";
  case "$STATNAME" in
    uevent )
      ;;
    device )
      ;;
    subsystem )
      ;;
    power )
      ;;
    * )
      { printf "  %-30s" "$STATNAME:"; cat "$1" | tr -d " "; }
      ;;
  esac
}

getopts "hei:" opt;
case ${opt} in
  e ) # Enumerate
    echo "Available Devices:"
    find /sys/class/power_supply/* -exec basename {} \;
    ;;
  i ) # Info
    if [ ! -d "/sys/class/power_supply/$OPTARG" ]; then
      echo "Power supply $OPTARG does not exist or cannot be accessed"
      exit
    fi
    if [ "3" = "$#" ]; then
      shift $((OPTIND -1))
      cat "/sys/class/power_supply/$OPTARG/$1"
    else
      echo "Battery information for $OPTARG:"
      for f in /sys/class/power_supply/"$OPTARG"/*; do
        battery_stat "$f"
      done
    fi
    ;;
  h )
    usage
    help
  ;;
  \? )
    usage
    ;;
esac