public static function afterTopicDelete($topic_id)
{
$limit = 100;
$offset = 0;
while (1) {
$comments = static::find()->select(['user_id'])->where(['topic_id' => $topic_id])->orderBy(['position' => SORT_ASC])->limit($limit)->offset($offset)->asArray()->all();
if (empty($comments)) {
break;
}
$uids = ArrayHelper::getColumn($comments, 'user_id');
unset($comments);
sort($uids);
$uidCount = array_count_values($uids);
unset($uids);
$result = [];
foreach ($uidCount as $key => $value) {
$result[$value][] = $key;
}
foreach ($result as $key => $value) {
UserInfo::updateAllCounters(['comment_count' => -$key], ['user_id' => $value]);
}
unset($result);
$offset = $offset + 100;
}
return static::deleteAll(['topic_id' => $topic_id]);
}
public static function afterTopicDelete($topic_id)
{
$limit = 100;
$offset = 0;
while (1) {
$models = static::find()->select(['source_id'])->where(['type' => self::TYPE_TOPIC, 'target_id' => $topic_id])->orderBy(['id' => SORT_ASC])->limit($limit)->offset($offset)->asArray()->all();
if (empty($models)) {
break;
}
$uids = ArrayHelper::getColumn($models, 'source_id');
sort($uids);
UserInfo::updateAllCounters(['favorite_topic_count' => -1], ['user_id' => $uids]);
$offset = $offset + 100;
}
return static::deleteAll(['type' => self::TYPE_TOPIC, 'target_id' => $topic_id]);
}
