zhjwxt/niucloud/app/model/assignment/Assignment.php

<?php
// +----------------------------------------------------------------------
// | Niucloud-admin 企业快速开发的多应用管理平台
// +----------------------------------------------------------------------
// | 官方网址：https://www.niucloud.com
// +----------------------------------------------------------------------
// | niucloud团队 版权所有 开源版本可自由商用
// +----------------------------------------------------------------------
// | Author: Niucloud Team
// +----------------------------------------------------------------------

namespace app\model\assignment;

use core\base\BaseModel;
use think\model\concern\SoftDelete;
use think\model\relation\HasMany;
use think\model\relation\HasOne;

use app\model\class_grade\ClassGrade;

use app\model\course\Course;

use app\model\personnel\Personnel;

use app\model\student\Student;

/**
 * 作业管理模型
 * Class Assignment
 * @package app\model\assignment
 */
class Assignment extends BaseModel
{

     use SoftDelete;

    /**
     * 数据表主键
     * @var string
     */
    protected $pk = 'id';

    /**
     * 模型名称
     * @var string
     */
    protected $name = 'assignment';

    /**
    * 定义软删除标记字段.
    * @var string
    */
    protected $deleteTime = 'deleted_at';

    /**
    * 定义软删除字段的默认值.
    * @var int
    */
    protected $defaultSoftDelete = 0;

    /**
     * 搜索器:作业管理班级
     * @param $value
     * @param $data
     */
    public function searchClassIdAttr($query, $value, $data)
    {
       if ($value) {
            $query->where("class_id", $value);
        }
    }
    
    /**
     * 搜索器:作业管理课程
     * @param $value
     * @param $data
     */
    public function searchCourseIdAttr($query, $value, $data)
    {
       if ($value) {
            $query->where("course_id", $value);
        }
    }
    
    /**
     * 搜索器:作业管理老师
     * @param $value
     * @param $data
     */
    public function searchPersonnelIdAttr($query, $value, $data)
    {
       if ($value) {
            $query->where("personnel_id", $value);
        }
    }
    
    /**
     * 搜索器:作业管理学员
     * @param $value
     * @param $data
     */
    public function searchStudentIdAttr($query, $value, $data)
    {
       if ($value) {
            $query->where("student_id", $value);
        }
    }
    
    /**
     * 搜索器:作业管理状态
     * @param $value
     * @param $data
     */
    public function searchStatusAttr($query, $value, $data)
    {
       if ($value) {
            $query->where("status", $value);
        }
    }
    
    

    

    
    public function classGrade(){
       return $this->hasOne(ClassGrade::class, 'id', 'class_id')->joinType('left')->withField('class_name,id')->bind(['class_id_name'=>'class_name']);
    }

    public function course(){
       return $this->hasOne(Course::class, 'id', 'course_id')->joinType('left')->withField('course_name,id')->bind(['course_id_name'=>'course_name']);
    }

    public function personnel(){
       return $this->hasOne(Personnel::class, 'id', 'personnel_id')->joinType('left')->withField('name,id')->bind(['personnel_id_name'=>'name']);
    }

    public function student(){
       return $this->hasOne(Student::class, 'id', 'student_id')->joinType('left')->withField('name,id')->bind(['student_id_name'=>'name']);
    }

}