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course-tencent-cloud/app/Caches/MaxChapterId.php
2020-04-20 19:21:29 +08:00

30 lines
472 B
PHP

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