#!/bin/sh
set -eu

tput civis
sleep=$(( 60 - $(date +'%S' | sed 's/^0//') ))
while :; do
	if [ $(apm -a) -eq 1 ]; then
		printf '%3s%%' "$(apm -l)"
	else
		test $(apm -b) -eq 2 && tput setaf 1 bold
		printf '%3.3sm' "$(apm -m)"
		tput sgr0
	fi
	printf ' %s\r' "$(date +'%a %H:%M')"
	sleep $sleep
	sleep=60
done