course-tencent-cloud/app/Repos/Danmu.php

<?php

namespace App\Repos;

use App\Library\Paginator\Adapter\QueryBuilder as PagerQueryBuilder;
use App\Models\Danmu as DanmuModel;
use Phalcon\Mvc\Model;
use Phalcon\Mvc\Model\Resultset;
use Phalcon\Mvc\Model\ResultsetInterface;

class Danmu extends Repository
{

    public function paginate($where = [], $sort = 'latest', $page = 1, $limit = 15)
    {
        $builder = $this->modelsManager->createBuilder();

        $builder->from(DanmuModel::class);

        $builder->where('1 = 1');

        if (!empty($where['id'])) {
            $builder->andWhere('id = :id:', ['id' => $where['id']]);
        }

        if (!empty($where['course_id'])) {
            $builder->andWhere('course_id = :course_id:', ['course_id' => $where['course_id']]);
        }

        if (!empty($where['chapter_id'])) {
            $builder->andWhere('chapter_id = :chapter_id:', ['chapter_id' => $where['chapter_id']]);
        }

        if (!empty($where['owner_id'])) {
            $builder->andWhere('owner_id = :owner_id:', ['owner_id' => $where['owner_id']]);
        }

        if (isset($where['published'])) {
            $builder->andWhere('published = :published:', ['published' => $where['published']]);
        }

        if (isset($where['deleted'])) {
            $builder->andWhere('deleted = :deleted:', ['deleted' => $where['deleted']]);
        }

        switch ($sort) {
            default:
                $orderBy = 'id DESC';
                break;
        }

        $builder->orderBy($orderBy);

        $pager = new PagerQueryBuilder([
            'builder' => $builder,
            'page' => $page,
            'limit' => $limit,
        ]);

        return $pager->paginate();
    }

    /**
     * @param int $id
     * @return DanmuModel|Model|bool
     */
    public function findById($id)
    {
        return DanmuModel::findFirst([
            'conditions' => 'id = :id:',
            'bind' => ['id' => $id],
        ]);
    }

    /**
     * @param array $ids
     * @param string|array $columns
     * @return ResultsetInterface|Resultset|DanmuModel[]
     */
    public function findByIds($ids, $columns = '*')
    {
        return DanmuModel::query()
            ->columns($columns)
            ->inWhere('id', $ids)
            ->execute();
    }

    /**
     * @param array $where
     * @return ResultsetInterface|Resultset|DanmuModel[]
     */
    public function findAll($where = [])
    {
        $query = DanmuModel::query();

        $query->where('1 = 1');

        if (!empty($where['course_id'])) {
            $query->andWhere('course_id = :course_id:', ['course_id' => $where['course_id']]);
        }

        if (!empty($where['chapter_id'])) {
            $query->andWhere('chapter_id = :chapter_id:', ['chapter_id' => $where['chapter_id']]);
        }

        if (!empty($where['owner_id'])) {
            $query->andWhere('owner_id = :owner_id:', ['owner_id' => $where['owner_id']]);
        }

        if (!empty($where['start_time']) && !empty($where['end_time'])) {
            $query->betweenWhere('time', $where['start_time'], $where['end_time']);
        }

        if (isset($where['published'])) {
            $query->andWhere('published = :published:', ['published' => $where['published']]);
        }

        if (isset($where['deleted'])) {
            $query->andWhere('deleted = :deleted:', ['deleted' => $where['deleted']]);
        }

        $query->orderBy('id DESC');

        return $query->execute();
    }

    public function countDanmus()
    {
        return (int)DanmuModel::count(['conditions' => 'published = 1']);
    }

}