#!/bin/bash

. bot.properties
input=".bot.cfg"
now_playing=$(<$now_playing_file)
dj=$(parse_dj)
echo "Starting session: $(date "+[%y:%m:%d %T]")">$log
echo "NICK $nick" > $input
echo "USER $user" >> $input
echo "JOIN #$channel" >> $input

function parse_dj {
  echo $now_playing | grep -Eo '^\([^)]*\)' | sed 's/[()]//g'
}

tail -f $input | telnet $server $port | while read res
do
  # log the session
  echo "$(date "+[%y:%m:%d %T]")$res" >> $log

  # now playing
  if [[ $now_playing != "$(<$now_playing_file)" ]]; then
    now_playing=$(<$now_playing_file)
    echo "PRIVMSG #tilderadio :$now_playing" >> $input
  fi

  if [[ $dj != $(parse_dj) ]]; then
    [ -z ${dj+x} ] && continue
    dj=$(parse_dj)
    echo "PRIVMSG #tilderadio :$dj is now online!" >> $input
    TOOT_JSON_PATH=. toot "dj $dj is now streaming live at https://tilderadio.org!"
  fi

  # do things when you see output
  case "$res" in
    # respond to ping requests from the server
    PING*)
      echo "$res" | sed "s/I/O/" >> $input
    ;;

    # make sure we're joined
    *376*|*404*)
      echo "JOIN #$channel" >> $input
    ;;

    # else
    *)
      echo "$res"
    ;;
  esac
done