oralcavity/application/admin/model/District.php

<?php

namespace app\admin\model;

use think\Model;

class District extends Model
{

//    public function city()
//    {
//        $result = $this->where('level', '1')->field('adcode as value,name as label')->select();
////        foreach ($result as $k => $v) {
////            $result[$k]['city_id'] = $result[$k]['adcode'];
////            unset($result[$k]['id']);
////        }
//        $result = ['rows' => $result];
//        return $result;
//    }

    public function getChildren($adcode)
    {
        return $this->where('parent_id', $adcode)->field('adcode as value,name as label')->select();
    }

    private static function getChildren2($adcode)
    {
//        $arr = $this->where('parent_id',$adcode)->field('adcode as value,name as label')->select();
        $arr = \think\Db::name('district')->where('parent_id', $adcode)->field('adcode as value,name as label')->select();
        foreach ($arr as $k => $v) {
//            var_dump($v['value']);
            $arr[$k]['children'] = self::getChildren2($v['value']);
            if (!$arr[$k]['children']) {
                unset($arr[$k]['children']);
            }
        }
        return $arr;
    }

    public function province()
    {
        $result = $this->where('level', '1')->field('adcode as value,name as label')->select();
//        $result_a= $this->District();
        foreach ($result as $k => $v) {
            $result[$k]['children'] = self::getChildren($v['value']);
//            $result[$k]['children']=$result_a;
        }
        $result = ['rows' => $result];
        return $result;
    }

    public function area()
    {
        $result = $this->where('level', '1')->field('adcode as value,name as label')->select();
//        $result_a= $this->District();
        foreach ($result as $k => $v) {
            $result[$k]['children'] = self::getChildren2($v['value']);
//            $result[$k]['children']=$result_a;
        }
        $result = ['rows' => $result];
        return $result;
    }

    /* public function District()
     {
         $result = $this->where('level','2')->field('adcode as value,name as label')->select();
         foreach ($result as $k => $v) {
             $result[$k]['children'] = $this->getChildren($v['value']);
             // $result[$k]['District'] = $this->District();
         }
 //        $result = ['children' => $result];
         return $result;
     }*/
//   public function getAll($param, $page, $pageSize)
//    {
//        unset($param['page']);
//        unset($param['pageSize']);
//        $result = $this->where($param)->limit($page, $pageSize)->select();
//        $total = $this->where($param)->count();
//        return ['rows' => $result, 'total' => $total];
//    }
//
//    public function read($param)
//    {
//        $result = $this->where($this->getPk(), $param[$this->getPk()])->find();
//        if (isset($result[$this->getPk()])) {
//            return $result->toArray();
//        } else {
//            return [];
//        }
//    }

}