video_server/app/Repositories/Criterias/TopicCriteria.php

<?php
/**
 * 话题标准.
 *
 * @author jim <jim458734573@gmail.com>
 * @date   2020-01-28 20:41:32
 */
declare(strict_types=1);


namespace App\Repositories\Criterias;

use Hyperf\Database\Query\Builder;
use KZ2\Repositories\Contracts\RepositoryInterface;
use KZ2\Repositories\Criteria\Criteria;

class TopicCriteria extends Criteria
{
    private $params = [];

    public function __construct($params = [])
    {
        $this->params = $params;
    }

    /**
     * @param Builder $model
     * @param  RepositoryInterface  $repository
     * @return mixed|void
     */
    public function apply(
        $model,
        RepositoryInterface $repository
    ) {
        $model = $model->with(['category', 'user']);
        if (isset($this->params['status'])) {
            $model = $model->where('status', $this->params['status']);
        }
        if (!empty($this->params['category_id'])) {
            $model = $model->where('category_id', $this->params['category_id']);
        }
        if (!empty($this->params['user_id'])) {
            $model = $model->where('user_id', $this->params['user_id']);
        }
        // 置顶条件.
        $topType = isset($this->params['top_type']) ? trim($this->params['top_type']) : '';
        if (!empty($topType)) {
            switch ($topType) {
                case 'only_top':
                    $model = $model->where('is_top', 1);
                    break;
                case 'not_top':
                    $model = $model->where('is_top', 0);
                    break;
                default:
                    break;
            }
        }

        // 精华条件.
        $digestType = isset($this->params['digest_type']) ? trim($this->params['digest_type']) : '';
        if (!empty($digestType)) {
            switch ($digestType) {
                case 'only_digest':
                    $model = $model->where('is_digest', 1);
                    break;
                case 'not_digest':
                    $model = $model->where('is_digest', 0);
                    break;
                default:
                    break;
            }
        }

        return $model;
    }
}