<?php

$doctor = array();

require('eliza.php');

eb_hook('event_channel_msg', 'doctor_listen($chan, $message);');

eb_hook('snippet_dynamic', 'if ( $snippet === "doctor" ) return doctor_go($chan, $message, $snippet);');

eb_hook('event_greeting', 'doctor_greet($append);');

function doctor_go(&$chan, &$message, &$snippet)

{

  global $doctor;

  if ( $snippet == 'doctor' )

  {

    if ( isset($doctor[$message['nick']]) )

    {

      unset($doctor[$message['nick']]);

      $chan->msg(eb_censor_words("{$message['nick']}, thank you for visiting the psychotherapist. Come again soon!"), true);

    }

    else

    {

      $doctor[$message['nick']] = new Psychotherapist();

      $chan->msg(eb_censor_words("{$message['nick']}, I am the psychotherapist. Please explain your problems to me. When you are finished talking with me, type !doctor again."), true);

    }

    return true;

  }

}

function doctor_listen(&$chan, &$message)

{

  global $doctor;

  if ( isset($doctor[$message['nick']]) && $message['message'] != '!doctor' )

  {

    $chan->msg(eb_censor_words($doctor[$message['nick']]->listen($message['message'])));

  }

}

function doctor_greet(&$append)

{

  $append .= ' Type !doctor for the psychotherapist.';

}