NN2022060401/app/api/model/SchoolSpeciality.php

<?php
// +----------------------------------------------------------------------
// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2017~2021 https://www.yiovo.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
// +----------------------------------------------------------------------
// | Author: 萤火科技 <admin@yiovo.com>
// +----------------------------------------------------------------------
declare (strict_types=1);

namespace app\api\model;
use app\common\library\helper;
use app\common\model\Region;
use app\common\model\SchoolSpeciality as SchoolSpecialityModel;

/**
 * 学校专业模型类
 * Class SchoolSpeciality
 * @package app\api\model
 */
class SchoolSpeciality extends SchoolSpecialityModel
{

    protected $globalScope = [''];

    /**
     * 隐藏字段
     * @var array
     */
    protected $hidden = [
        'update_time'
    ];

    /**
     * 获取列表
     * @param array $param 查询条件
     * @param int $listRows 分页数量
     * @return mixed|\think\model\Collection|\think\Paginator
     * @throws \think\db\exception\DbException
     */
    public function getList(array $param = [], int $listRows = 12)
    {
        // 整理查询参数
        $params = array_merge($param, ['status' => 1]);
        // 获取商品列表
        $list = parent::getList($params, $listRows);
        if ($list->isEmpty()) {
            return $list;
        }

        // 整理列表数据并返回
        return $this->setListDataFromApi($list);
    }

    /**
     * 设置展示的数据 api模块
     * @param $info
     * @return mixed
     */
    private function setListDataFromApi($info)
    {
        return $this->setListData($info, function ($data){

            // 整理数据 api模块
            $this->setDataFromApi($data);

            // 隐藏冗余的字段
            $this->hidden(array_merge($this->hidden, ['introduce','curriculum','job_direction','get_certificate','status']));

        });
    }

    /**
     * 整理数据 api模块
     * @param $info
     * @return mixed
     */
    private function setDataFromApi($info)
    {
        return $this->setData($info, function ($data) {
            // logo封面
            $data['speciality_logo'] = $data['speciality_logo']? getPreview($data['speciality_logo']) : '';

            // 已报名人数
            if(!is_null($data['recruit_num'])){
                $bookNum = SpecialityBook::getBooks($data['speciality_id']);
                $data['book_num'] = intval($bookNum);
                $data['remainder_num'] = max(0,$data['recruit_num'] - $bookNum);
            }

            // 浏览数
            if(!is_null($data['views'])){
                $data['views'] = $data['views']? ($data['views']<10000? "{$data['views']}" : round($data['views']/10000,1).'w') :'';
            }
        });
    }


    /**
     * 获取学校的专业
     * @param int $school_id  学校ID
     * @param string $field 返回字段
     * @param int $limit 返回数量
     * @return SchoolSpeciality[]|array|\think\Collection
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function getHots(int $school_id, $field='', $limit=3)
    {
        return $this->where(['school_id'=>$school_id,'status'=>1])
            ->field($field?:'speciality_id,speciality_name,school_id,recruit_num')
            ->order('views desc,speciality_id desc')
            ->limit($limit?? 3)
            ->select()??[];
    }



}