mall/models/MdGoods.php

<?php
/**
 * 厦门云联储网络科技有限公司
 * https://www.baokuaiyun.com
 * Copyright (c) 2023 爆块云 All rights reserved.
 */
namespace app\models;

use yii\db\ActiveRecord;
use yii\behaviors\TimestampBehavior;

use Yii;

/**
 * This is the model class for table "{{%md_goods}}".
 *
 * @property integer $id
 * @property integer $md_id
 * @property integer $goods_id
 * @property integer $status
 * @property integer $virtual_sales
 * @property string $attr
 * @property integer $price
 * @property string $delivery_type
 * @property integer $goods_num
 * @property integer $created_at
 * @property integer $updated_at
 */
class MdGoods extends \yii\db\ActiveRecord
{
    //活动价（临时字段）
    public $activityPrice = 0;
    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%md_goods}}';
    }

    public function behaviors()
    {
        return [
            [
                'class' => TimestampBehavior::class,
                'attributes' => [
                    ActiveRecord::EVENT_BEFORE_INSERT => ['created_at'],
                    ActiveRecord::EVENT_BEFORE_UPDATE => ['updated_at']
                ]
            ]
        ];
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['md_id', 'goods_id', 'status', 'virtual_sales', 'goods_num'], 'integer'],
            [['price'], 'number'],
            [['attr', 'delivery_type'], 'string'],
            [['created_at', 'updated_at'], 'safe']
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'md_id' => '门店id',
            'goods_id' => '商品id',
            'status' => '状态',
            'virtual_sales' => '销量',
            'attr' => '规格',
            'price' => '售价',
            'goods_num' => '总库存',
            'delivery_type' => '配送方式',
            'created_at' => '',
            'updated_at' => ''
        ];
    }

    public function beforeSave($insert)
    {
        if (parent::beforeSave($insert)) {
            $goods_price = $this->price;
            $goods_num = $this->goods_num;

            $this->getPriceNum($goods_price, $goods_num);
            $this->price = $goods_price;
            $this->goods_num =  $goods_num;
            return true;
        }
    }

    public function getPriceNum(&$goods_price, &$goods_num) {
        $attr = $this->attr;
        if (!empty($attr)) {
            $num = 0;

            $attr_rows = json_decode($attr, true);
            foreach ($attr_rows as $attr_row) {
                $num += intval($attr_row['num']);
            }
            $goods_num = $num;



            $price_arr = array_column($attr_rows, 'price');
            $goods_price = min($price_arr);
        }
    }

    /**
     * 获取商品可选的规格列表
     */
    public function getAttrGroupList($use_attr = 1)
    {
        $attr_rows = json_decode($this->attr, true);
        if (empty($attr_rows)) {
            return [];
        }
        $attr_group_list = [];
        foreach ($attr_rows as $attr_row) {
            foreach ($attr_row['attr_list'] as $i => $attr) {
                $attr_id = $attr['attr_id'];
                $attr = Attr::findOne(['id' => $attr_id, 'is_delete' => 0]);
                if (!$attr) {
                    continue;
                }
                $in_list = false;
                foreach ($attr_group_list as $j => $attr_group) {
                    if ($attr_group->attr_group_id == $attr->attr_group_id) {
                        $attr_obj = (object)[
                            'attr_id' => $attr->id,
                            'attr_name' => $attr->attr_name,
                        ];
                        if (!in_array($attr_obj, $attr_group_list[$j]->attr_list)) {
                            $attr_group_list[$j]->attr_list[] = $attr_obj;
                        }
                        $in_list = true;
                        continue;
                    }
                }
                if (!$in_list) {
                    $attr_group = AttrGroup::findOne(['is_delete' => 0, 'id' => $attr->attr_group_id]);
                    if ($attr_group) {
                        $attr_group_list[] = (object)[
                            'attr_group_id' => $attr_group->id,
                            'attr_group_name' => $attr_group->attr_group_name,
                            'attr_list' => [
                                (object)[
                                    'attr_id' => $attr->id,
                                    'attr_name' => $attr->attr_name,
                                ],
                            ],
                        ];
                    }
                }
            }
        }
        if ((int)$use_attr === 0) {
            $attr_group_list = [
                $attr_group_list[0]
            ];
        }
        return $attr_group_list;
    }
}