public function actionIndex()
 {
     $perPage = $this->getQuery('per-page', 20);
     $page = $this->getQuery('page', 1);
     $accountId = $this->getAccountId();
     $account = Account::findByPk($accountId);
     $channels = Channel::getEnableChannelIds($accountId);
     $tags = empty($account->tags) ? [] : $account->tags;
     $tags = ArrayHelper::getColumn($tags, 'name', false);
     $totalCount = count($tags);
     rsort($tags);
     $tags = array_slice($tags, ($page - 1) * $perPage, $perPage);
     if (empty($tags)) {
         return ['items' => [], '_meta' => ['totalCount' => 0, 'pageCount' => 0, 'currentPage' => $page, 'perPage' => $perPage]];
     }
     if (!defined('KLP') || !KLP) {
         if (!empty($channels)) {
             $followerTags = Yii::$app->weConnect->getTagStats($channels, $tags);
         }
     }
     $memberTags = Member::getTagStats($accountId, $tags, $channels);
     $memberTagMap = ArrayHelper::map($memberTags, '_id', 'count');
     $items = [];
     foreach ($tags as $tag) {
         $items[] = ['name' => $tag, 'memberCount' => empty($memberTagMap[$tag]) ? 0 : $memberTagMap[$tag], 'followerCount' => empty($followerTags[$tag]) ? 0 : $followerTags[$tag]];
     }
     $meta = ['totalCount' => $totalCount, 'pageCount' => ceil($totalCount / $perPage), 'currentPage' => $page, 'perPage' => $perPage];
     return ['items' => $items, '_meta' => $meta];
 }