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course-tencent-cloud/app/Caches/CourseRecommendedList.php
xiaochong0302 5985576065 1.优化语法层面
2.增加推荐课程|文章|考试widget
2023-05-23 17:27:14 +08:00

91 lines
2.2 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
* @license https://opensource.org/licenses/GPL-2.0
* @link https://www.koogua.com
*/
namespace App\Caches;
use App\Models\Course as CourseModel;
use Phalcon\Mvc\Model\Resultset;
use Phalcon\Mvc\Model\ResultsetInterface;
class CourseRecommendedList extends Cache
{
protected $lifetime = 86400;
public function getLifetime()
{
return $this->lifetime;
}
public function getKey($id = null)
{
return "course_recommended_list:{$id}";
}
public function getContent($id = null)
{
$courses = $this->findCourses(5);
if ($courses->count() == 0) {
return [];
}
return $this->handleContent($courses);
}
/**
* @param CourseModel[] $courses
* @return array
*/
public function handleContent($courses)
{
$result = [];
foreach ($courses as $course) {
$userCount = $course->user_count;
if ($course->fake_user_count > $course->user_count) {
$userCount = $course->fake_user_count;
}
$result[] = [
'id' => $course->id,
'title' => $course->title,
'cover' => $course->cover,
'model' => $course->model,
'level' => $course->level,
'rating' => round($course->rating, 1),
'market_price' => (float)$course->market_price,
'vip_price' => (float)$course->vip_price,
'user_count' => $userCount,
'lesson_count' => $course->lesson_count,
'review_count' => $course->review_count,
'favorite_count' => $course->favorite_count,
];
}
return $result;
}
/**
* @param int $limit
* @return ResultsetInterface|Resultset|CourseModel[]
*/
public function findCourses($limit = 5)
{
return CourseModel::query()
->where('market_price > 0')
->andWhere('published = 1')
->andWhere('deleted = 0')
->orderBy('RAND()')
->limit($limit)
->execute();
}
}