<?php

namespace app\common\model\localstore;

use app\common\basics\Models;

class LocalStoreGoodsCart extends Models
{
    public function goods()
    {
        return $this->hasOne(LocalStoreGoods::class, 'id', 'lsg_id');
    }

    // 商品规格为空，获取封面图
    public function getPicAttr($value, $data)
    {
        if ($data['item_id'] == 0) {
            $pic = LocalStoreGoodsPic::where('lsg_id', $data['lsg_id'])->field('url')->find();
            if ($pic) {
                return $pic['url'];
            }
        }
    }

    // 获取带有商品规格的属性
    public function getItemAttr($value, $data)
    {
        if ($data['item_id'] > 0) {
            return LocalStoreGoodsItem::where('id', $data['item_id'])->field('image, spec_value_str, price')->find()->toArray();
        }
    }

    public static function getSelfCart($user_id, $cart_id = 0)
    {
        if ($cart_id > 0) {
            return self::where(['id' => $cart_id, 'user_id' => $user_id, 'is_delete' => 0])->find();
        } else {
            return self::where(['user_id' => $user_id, 'is_delete' => 0])->select();
        }
    }
}