<?php
namespace Admin\Model;
use Think\Model\RelationModel;
class ProductModel extends RelationModel{

    protected $_link = array(
        "who_add"=>array(
            'mapping_type'  => self::BELONGS_TO,
            'class_name' => 'user',
            'mapping_fields' => 'user_name',
            'foreign_key'   => 'product_who_add',
        ),
        "who_modify"=>array(
            'mapping_type'  => self::BELONGS_TO,
            'class_name' => 'user',
            'mapping_fields' => 'user_name',
            'foreign_key'   => 'product_who_modify',
        ),
        "flow"=>array(
            'mapping_type'  => self::BELONGS_TO,
            'class_name' => 'flow',
            'mapping_fields' => 'flow_name',
            'foreign_key'   => 'flow_id',
        )

    );

    //验证
    protected $_validate=array(
        //array("字段","验证规则","错误提示",["验证条件","附加条件","验证时间"]),
        array("product_name","require","产品名称不能为空"),
        array("flow_id","require","工艺流程不能为空"),
        array("product_name","","产品名称已存在",0,"unique"),

    );
    //保存信息
    public function data_save(){
        //创建数据
        $data=$this->create();
        $member_id = UID;
        $data['product_who_modify'] = $member_id;
        $data['product_time_modify'] = time();
        $this->data($data)->save();
        return $data['product_id'];
    }
    //保存信息
    public function data_add(){
        //创建数据
        $data=$this->create();
        $member_id = UID;
        $data['product_who_add'] = $member_id;
        $data['product_time_add'] = time();
        $id = $this->data($data)->add();
        return $id;
    }
}