<?php
namespace Common\Model;

use Think\Model;

class CateModel extends Model{
    protected $tableName = 'retail_goods_class';
    protected $fields = array(
        'id',           //int(11) NOT NULL AUTO_INCREMENT,
        'pid',          // int(11) DEFAULT '0' COMMENT '父级分类id',
        'class_name',   // varchar(255) DEFAULT NULL COMMENT '零售商品分类名：',
        'addtime',      // int(11) DEFAULT NULL COMMENT '添加时间',
        'merchantid',   // int(11) DEFAULT NULL COMMENT '商户id',
        'status',       // int(1) unsigned zerofill DEFAULT '0' COMMENT '状态：0，正常，1，删除。',
        'code',         // varchar(18) DEFAULT NULL COMMENT '编码；每个门店从1开始生成,可用作排序'
    );

    public function catetree($map,$limit){
        $data=$this->where($map)->limit($limit)->select();
        return $this->catesTree($data);
    }
    public function getCount($map){
        $data=$this->where($map)->count();
        return $data;
    }

    public function catesTree($data,$parentid=0,$level=0,$nbsp = '－－'){
        static $tree=array();
        foreach ($data as $k=>$v){
            if($v['pid']==$parentid){
                $v['level']=$level;
                $v['nbsp'] = str_repeat( $nbsp, $level );
                $tree[]=$v;
                unset($data[$k]);
                $this->catesTree($data,$v['id'],$level+1);
            }
        }
        return $tree;
    }


}