#!/bin/sh

acpi=$(acpi)

# Nothing to be done if we are charging
if echo "$acpi" | grep -q Charging; then
    exit 0
fi

percent=$(echo $acpi | cut -d, -f2 | sed 's/%//')

if [ $percent -le 10 ]; then
    notify-send -u critical "Battery:${percent}%"
elif [ $percent -le 15 ]; then
    notify-send -u normal "Battery:${percent}%"
elif [ $percent -le 20 ]; then
    notify-send -u low "Battery:${percent}%"
fi