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course-tencent-cloud/app/Caches/MaxCommentId.php
2021-04-09 17:35:31 +08:00

30 lines
472 B
PHP

<?php
namespace App\Caches;
use App\Models\Comment as CommentModel;
class MaxCommentId extends Cache
{
protected $lifetime = 365 * 86400;
public function getLifetime()
{
return $this->lifetime;
}
public function getKey($id = null)
{
return 'max_comment_id';
}
public function getContent($id = null)
{
$comment = CommentModel::findFirst(['order' => 'id DESC']);
return $comment->id ?? 0;
}
}