Files

113 lines
2.3 KiB
PHP

<?php
namespace app\admin\model\course;
use think\Model;
use app\admin\model\course\ColumnBind;
class ColumnDir extends Model
{
// 表名
protected $name = 'course_column_dir';
// 自动写入时间戳字段
protected $autoWriteTimestamp = 'integer';
// 定义时间戳字段名
protected $createTime = 'createtime';
protected $updateTime = false;
protected $deleteTime = false;
// 追加属性
protected $append = [
];
public function course()
{
return $this->belongsTo('app\admin\model\Course', 'course_id', 'id', [], 'LEFT')->setEagerlyType(0);
}
/**
* 获取目录列表
* @param $courseId
* @return array
*/
public function courseIdGetList($courseId){
$parentDir = $this->selectDir($courseId);
if(!$parentDir){
return [];
}
foreach ($parentDir as &$child){
$children = $this->selectDir($courseId,$child['id']);
if($children){
$child['children'] = $children;
}
}
return $parentDir;
}
/**
* 查询目录
* @param $courseId
* @param $pid
* @return mixed
*/
public function selectDir($courseId,$pid = 0){
$list = self::where(['course_id'=>$courseId,'p_id'=>$pid])->order('sort asc')->select();
if($list){
foreach ($list as &$item){
$item['count'] = ColumnBind::where([
'column_id'=>$courseId,
'dir'=>$item['id']
])->count();
}
}
return $list;
}
/**
* 删除
* @param $id
* @return bool
*/
public function del($id){
$info = self::where(['id'=>$id])->find();
if(!$info){
return false;
}
self::where(['id'=>$id])->whereOr(['p_id'=>$id])->delete();
return true;
}
/**
* 获取排序
* @return void
*/
public function defineSort($courseId,$pid){
$maxItem = self::where([
'course_id'=>$courseId,
'p_id'=>$pid
])->field("sort")->order("sort desc")->find();
if(!$maxItem){
return 0;
}
return $maxItem['sort'] + 1;
}
}