#!/bin/bash
set -e; . /usr/local/lib/err; set +e


xmpp_users=(
  anoukr
  craigt
  dawnbp
  devinu
  gregf
  johnh
  jrasata
  ksiewicz
  michael
  miriam
  ruben
  zoe
  jtuttle
)

# start emacs daemon for profanity if it doesnt exist.
if ! pgrep -f '^emacs --daemon=profanity$' &>/dev/null; then
  emacs --daemon=profanity &>/dev/null
fi


while true; do
  midnight=$(date -d '00:00:00 tomorrow' +%s)
  secs_till_midnight=$(( midnight - EPOCHSECONDS ))
  log_today=$(date '+%Y_%m_%d').log
  logdir=/home/iank/.local/share/profanity/chatlogs/iank_at_fsf.org

  # when this fails, it has PIPESTATUS: 124 0 1 0 0, which seems to end up with 1 as the overall code, which is not what
  # i expected. todo: investigate if and why that is, and narrow the ||:
  # shellcheck disable=SC2046 # intentional
  timeout --foreground $secs_till_midnight tail -n0 -qF \
          $(for u in ${xmpp_users[@]}; do echo $logdir/${u}_at_fsf.org/$log_today; done) 2>/dev/null \
    | awk '$3 != "me:" {print $3; fflush()}'  | sed -u 's/^/pm /;s/@.*//' ||: &

  timeout --foreground $secs_till_midnight tail -n0 -qF \
          $logdir/rooms/*/$log_today 2>/dev/null \
    | awk '$3 != "iank:"' | grep -i '\biank\b' | awk '{print $3; fflush()}' | sed 's/^/room /;s/@.*//' ||:

  sleep 1

done