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#!/usr/bin/env bash
while true; do
status=$(cat /sys/class/power_supply/BAT1/status)
if [[ "$status" = "Discharging" ]]; then
battery=$(cat /sys/class/power_supply/BAT1/capacity)
if [[ battery -lt 16 ]]; then
notify-send -u critical "CHARGE" "Very Low Battery" -t 2000
elif [[ battery -lt 31 ]]; then
notify-send -u normal "CHARGE" "Low Battery" -t 2000
fi
fi
pid=$!
sleep 2
kill $pid
done
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