<?php

namespace app\operations\model\plus\groupbuy;

use app\common\model\plus\groupbuy\ProductSku as ProductSkuModel;

/**
 * 商家端团购商品SKU模型
 */
class ProductSku extends ProductSkuModel
{
    /**
     * 获取团购商品SKU列表
     */
    public function getList($param)
    {
        $filter = [];
        if (!empty($param['groupbuy_product_id'])) {
            $filter[] = ['groupbuy_product_id', '=', (int)$param['groupbuy_product_id']];
        }
        
        if (!empty($param['product_sku_id'])) {
            $filter[] = ['product_sku_id', '=', (int)$param['product_sku_id']];
        }
        
        $order = ['create_time' => 'desc'];
        if (!empty($param['order'])) {
            $order = [$param['order_field'] => $param['order']];
        }
        
        return $this->with(['productSku'])
            ->where($filter)
            ->order($order)
            ->select();
    }

    /**
     * 添加团购商品SKU
     */
    public function add($data)
    {
        $this->startTrans();
        try {
            $result = $this->save($data);
            $this->commit();
            return $result !== false;
        } catch (\Exception $e) {
            $this->rollback();
            $this->error = $e->getMessage();
            return false;
        }
    }

    /**
     * 更新团购商品SKU
     */
    public function updateSku($data)
    {
        $this->startTrans();
        try {
            $result = $this->save($data);
            $this->commit();
            return $result !== false;
        } catch (\Exception $e) {
            $this->rollback();
            $this->error = $e->getMessage();
            return false;
        }
    }

    /**
     * 删除团购商品SKU
     */
    public function remove()
    {
        return $this->delete();
    }
}