lanzu_api_2021-12-26/app/Service/v3/Implementations/ShopCartUpdateService.php

<?php

namespace App\Service\v3\Implementations;

use App\Constants\v3\ErrorCode;
use App\Exception\ErrorCodeException;
use App\Service\v3\Interfaces\GoodsActivityServiceInterface;
use App\Service\v3\Interfaces\GoodsServiceInterface;
use App\Service\v3\Interfaces\ShopCartUpdateServiceInterface;
use App\Model\v3\ShoppingCart;
use App\Model\v3\Goods;
use App\Model\v3\GoodsActivity;
use App\Constants\v3\Goods as GoodsConstants;
use Hyperf\Di\Annotation\Inject;
class ShopCartUpdateService implements ShopCartUpdateServiceInterface
{
    /**
     * @Inject
     * @var GoodsServiceInterface
     */
    protected $goodsService;

    /**
     * @Inject
     * @var GoodsActivityServiceInterface
     */
    protected $goodsActivityService;

    public function do($userId,$goodsId,$num,$activityType)
    {
        $goodsType = '';
		//判断是普通商品还是特价商品
        if($activityType == GoodsConstants::IS_ACTIVITY){
			$builder = GoodsActivity::query();
            $goodsType = GoodsActivity::class;
            $goods = $builder->find($goodsId);
            $goodsCheck = $this->goodsActivityService->check($goods,$num,$userId);
		}else{
			$builder = Goods::query();
            $goodsType = Goods::class;
            $goods = $builder->find($goodsId);
            $goodsCheck = $this->goodsService->check($goods,$num);
		}
        if(empty($goods)){
            throw new ErrorCodeException(ErrorCode::GOODS_NOT_EXISTS);
        }

        if($goodsCheck !== true)
        {
            throw new ErrorCodeException($goodsCheck);
        }

        return ShoppingCart::query()->lockForUpdate()->updateOrCreate(
				[
					'user_id' => $userId,
					'goods_id' => $goodsId,
					'activity_type' => $activityType
				],
				[
					'market_id' => $goods->market_id,
					'store_id' => $goods->store_id,
					'num' => $num,
                    'goods_type' => $goodsType
				]
			);
    }

    public function check()
    {
        // TODO: Implement check() method.
    }

    public function undo($shopcartIds)
    {
        $shopcartIdsArr = explode(',',$shopcartIds);
        return ShoppingCart::destroy($shopcartIdsArr);
    }

    /**
     * 清空购物车
     * @param $userId
     * @param $marketId
     */
    public function doClear($userId, $marketId)
    {
        return ShoppingCart::query()->where([
                ['user_id','=',$userId],
                ['market_id','=',$marketId],
            ])
            ->delete();
    }
}