/**
* Updates denormalized counters. Used after a message has been deleted.
*
* @param XenForo_DataWriter_DiscussionMessage $messageDw
* @param boolean $deleteIfFirstMessage If true and message if first, delete discussion
*
* @return string State changes to discussion: delete means remove discussion; firstDelete means first message was removed but still valid
*/
public function updateCountersAfterMessageDelete(XenForo_DataWriter_DiscussionMessage $messageDw, $deleteIfFirstMessage = true)
{
$messageId = $messageDw->getDiscussionMessageId();
if ($messageId == $this->get('first_post_id')) {
if (!$deleteIfFirstMessage && $this->rebuildDiscussion()) {
return 'firstDelete';
} else {
return 'delete';
}
}
if ($messageId == $this->get('last_post_id')) {
$this->updateLastPost();
}
if ($messageDw->get('message_state') == 'visible') {
$this->set('reply_count', $this->get('reply_count') - 1);
}
return '';
}
