qimall/backend/modules/mall/services/SpecsService.php

<?php 

namespace backend\modules\mall\services;

use common\models\goods\GoodsSpecs;
use yii\helpers\Json;

/**
 * 规格服务类
 * SpecsService class
 * @package backend\modules\mall\services
 */
class SpecsService extends BaseService
{
    /**
     * StoreId
     *
     * @var integer
     */
    public $store_id = 0;

    /**
     * 获取分页列表
     *
     * @return array
     */
    public function getPageList($params = [], $store_id = 0)
    {
        $page   = $this->getPage($params);
        $limit  = $this->getLimit($params);

        // list处理
        $list_callback = function($list) {
            return array_map(function($item) {
                $item['values'] = Json::decode($item['values']);
                return $item;
            }, $list);
        };

        return GoodsSpecs::getPageList($page, $limit, function($model) use ($store_id) {
            $model->where(['mall_id' => $this->mall_id, 'store_id' => $store_id]);
        }, 'id desc', $list_callback);
    }

    /**
     * 添加规格
     *
     * @param string $name
     * @param array $values
     * @return boolean
     */
    public function add(string $name, array $values, $store_id = 0)
    {
        return GoodsSpecs::addGoodsSpecs(
            $this->mall_id,
            $name,
            $values,
            $store_id
        );
    }

    /**
     * 修改规格
     *
     * @param integer $id
     * @param string $name
     * @param array $values
     * @return boolean
     */
    public function edit(int $id, string $name, array $values)
    {
        /**
         * @var GoodsSpecs|null
         */
        $specs = GoodsSpecs::getSpecsById($this->mall_id, $id);
        if (empty($specs)) {
            return $this->error('规格不存在');
        }

        return $specs->editSpecs($name, $values);
    }

    /**
     * 删除
     *
     * @return boolean
     */
    public function del(int $id)
    {
        /**
         * @var GoodsSpecs|null
         */
        $specs = GoodsSpecs::getSpecsById($this->mall_id, $id);
        if (empty($specs)) {
            return $this->error('规格不存在');
        }

        return $specs->delete();
        
    }
}