#!/usr/bin/env bash
# 20260819 - Hyperling
# Alert the user every so often once the battery is low.

echo "`date` - Loading Functions"

#which battery.function
source battery.function

echo "`date` - Parsing Parameters"

# Default to 20%.
alert=20
if [[ -n "$1" ]]; then
	alert="$1"
fi

# Default to 5 minutes.
sleep=300
if [[ -n "$2" ]]; then
	sleep="$2"
fi

echo "`date` - Alerting every ${sleep} seconds when under ${alert}%."

echo "`date` - Starting Loop"

while true; do

	batt=`battery-display`
	batt=${batt//%/}

	if (( batt <= alert )); then
		title="Battery is below ${alert}%!"
		message="Currently at ${batt}%."
		cmd="`which fyi 2>/dev/null || which notify-send 2>/dev/null`"

		$cmd "$title" "$message"
		status="$?"

		echo "`date` - Nag returned status ${status}."
	else
		echo "`date` - Battery at ${batt}%, did not nag."
	fi

	sleep $sleep
done