<?php
namespace Yunshop\WeightValue\models;


use app\common\models\BaseModel;
use app\frontend\models\Goods;

class GoodsWeightValue extends BaseModel{

    public $table = 'yz_goods_weight_value';
    public $timestamps = false;

    public static function relationSave($goodsId, $data, $operate){
        if (!$goodsId) return false;
        if (!$data) return false;
        $info = self::getModel($goodsId, $operate);
        // 判断deleted
        if ($operate == 'deleted') return $info->delete();
        // 其他
        $info->uniacid   = \YunShop::app()->uniacid;
        $info->goods_id  = $goodsId;
        $info->is_open   = $data['is_open'] ?? 0;// 是否开启购买商品赠送权重值：0=未开启，1=开启
        $info->user_type = $data['user_type'] ?? 0;// 受赠用户类型：0=全部用户，1=仅经销商
        $info->gift_type = $data['gift_type'] ?? 0;// 赠送方式：0=赠送固定值，1=阶梯值赠送
        $info->lv_type   = $data['lv_type'] ?? 0;// 赠送方式：0=二级，1=三级
        $info->quantity  = $data['quantity'] ?? 0;// 固定值赠送数量
        $info->ladder    = json_encode($data['ladder'] ?? []);// 阶梯赠送信息

        return $info->save();
    }

    public static function getModel($goodsId, $operate){
        $model = false;
        if ($operate != 'created') $model = static::where(['goods_id' => $goodsId])->first();

        !$model && $model = new static;

        return $model;
    }

    public function getGoodsSet($goodsId){
        return self::where('goods_id', $goodsId);
    }

    //关联商品信息
    public function belongsToGoods(){
        return $this->belongsTo(Goods::class, 'goods_id', 'id');
    }

}