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#!/usr/bin/env bash
# inspired by and using data from https://literature-clock.jenevoldsen.com/
# $2 = noa!noa@localhost
NICK="${2%!*}"
[ -z "$NICK" ] && NICK="$(whoami)"
# the following timezone logic is taken from /town/our/timefor <3
ip=$(finger $NICK 2>/dev/null | egrep -o -m 1 '([0-9]{1,3}\.){3}[0-9]{1,3}')
[[ -z $ip ]] && ip=$(finger $1 2>/dev/null | egrep -o -i -m 1 '([0-9a-f]){1,4}(:([0-9a-f]){1,4}){1,7}')
[[ -n $ip ]] && TIMEZONE=$(curl -s "https://ipapi.co/$ip/timezone")
TIME=$(TZ=$TIMEZONE date "+%H:%M")
SENTS="/home/noa/doc/booktime.psv"
awk -F '|' -v time="$TIME" \
'{ if ($1 == time) { print $3 " --" $5 ", " $4 } else {next }}' "$SENTS" \
| shuf \
| tail -n1
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