✅P279_商城业务-订单服务-构造订单项数据

远程查询Spu信息

cfmall-order/src/main/java/com/gyz/cfmall/order/feign/ProductFeignService.java

package com.gyz.cfmall.order.feign;


import com.gyz.common.utils.R;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;

@FeignClient("cfmall-product")
public interface ProductFeignService {

    /**
     * 根据skuId查询spu的信息
     *
     * @param skuId
     * @return
     */
    @GetMapping(value = "/product/spuinfo/skuId/{skuId}")
    public R getSpuInfoBySkuId(@PathVariable("skuId") Long skuId);

}

cfmall-product/src/main/java/com/gyz/cfmall/product/controller/SpuInfoController.java

/**
 * 根据skuId查询spu的信息
 * @param skuId
 * @return
 */
@GetMapping(value = "/skuId/{skuId}")
public R getSpuInfoBySkuId(@PathVariable("skuId") Long skuId) {
    SpuInfoEntity spuInfoEntity = spuInfoService.getSpuInfoBySkuId(skuId);
    return R.ok().setData(spuInfoEntity);
}

cfmall-product/src/main/java/com/gyz/cfmall/product/service/impl/SpuInfoServiceImpl.java

@Override
public SpuInfoEntity getSpuInfoBySkuId(Long skuId) {
    //先查询sku表里的数据
    SkuInfoEntity skuInfoEntity = skuInfoService.getById(skuId);
    //获得spuId
    Long spuId = skuInfoEntity.getSpuId();
    //再通过spuId查询spuInfo信息表里的数据
    SpuInfoEntity spuInfoEntity = this.baseMapper.selectById(spuId);

    return spuInfoEntity;
}

---

构建订单项信息

cfmall-order/src/main/java/com/gyz/cfmall/order/service/impl/OrderServiceImpl.java

com.gyz.cfmall.order.service.impl.OrderServiceImpl#createOrder

private OrderCreateTo createOrder() {
    OrderCreateTo createTo = new OrderCreateTo();
    //构建订单信息
    OrderEntity orderEntity = this.builderOrder();
    //构建订单项信息
    List<OrderItemEntity> itemEntityList = this.builderOrderItems(orderEntity.getOrderSn());
    return createTo;
}

com.gyz.cfmall.order.service.impl.OrderServiceImpl#builderOrderItems

private List<OrderItemEntity> builderOrderItems(String orderSn) {
    List<OrderItemEntity> orderItemEntityList = new ArrayList<>();

    //最后确定每个购物项的价格
    List<OrderItemVo> currentCartItems = cartFeignService.getCurrentCartItems();
    if (currentCartItems != null && currentCartItems.size() > 0) {
        orderItemEntityList = currentCartItems.stream().map((items) -> {
            //构建订单项数据
            OrderItemEntity orderItemEntity = builderOrderItem(items);
            orderItemEntity.setOrderSn(orderSn);
            return orderItemEntity;
        }).collect(Collectors.toList());
    }

    return orderItemEntityList;
}

com.gyz.cfmall.order.service.impl.OrderServiceImpl#builderOrderItem

/**
 * 构建某一个订单项的数据
 * @param items
 * @return
 */
private OrderItemEntity builderOrderItem(OrderItemVo items) {

    OrderItemEntity orderItemEntity = new OrderItemEntity();

    //1、商品的spu信息
    Long skuId = items.getSkuId();
    //获取spu的信息
    R spuInfo = productFeignService.getSpuInfoBySkuId(skuId);
    SpuInfoVo spuInfoData = spuInfo.getData("data", new TypeReference<SpuInfoVo>() {
    });
    orderItemEntity.setSpuId(spuInfoData.getId());
    orderItemEntity.setSpuName(spuInfoData.getSpuName());
    orderItemEntity.setSpuBrand(spuInfoData.getBrandName());
    orderItemEntity.setCategoryId(spuInfoData.getCatalogId());

    //2、商品的sku信息
    orderItemEntity.setSkuId(skuId);
    orderItemEntity.setSkuName(items.getTitle());
    orderItemEntity.setSkuPic(items.getImage());
    orderItemEntity.setSkuPrice(items.getPrice());
    orderItemEntity.setSkuQuantity(items.getCount());

    //使用StringUtils.collectionToDelimitedString将list集合转换为String
    String skuAttrValues = StringUtils.collectionToDelimitedString(items.getSkuAttrValues(), ";");
    orderItemEntity.setSkuAttrsVals(skuAttrValues);

    //3、商品的优惠信息

    //4、商品的积分信息
    orderItemEntity.setGiftGrowth(items.getPrice().multiply(new BigDecimal(items.getCount())).intValue());
    orderItemEntity.setGiftIntegration(items.getPrice().multiply(new BigDecimal(items.getCount())).intValue());

    return orderItemEntity;
}

cfmall-order/src/main/java/com/gyz/cfmall/order/to/SpuInfoVo.java

package com.gyz.cfmall.order.to;

import lombok.Data;

import java.math.BigDecimal;
import java.util.Date;

@Data
public class SpuInfoVo {

    /**
     * 商品id
     */
    private Long id;
    /**
     * 商品名称
     */
    private String spuName;
    /**
     * 商品描述
     */
    private String spuDescription;
    /**
     * 所属分类id
     */
    private Long catalogId;
    /**
     * 品牌id
     */
    private Long brandId;

    /**
     * 品牌名
     */
    private String brandName;

    private BigDecimal weight;
    /**
     * 上架状态[0 - 下架，1 - 上架]
     */
    private Integer publishStatus;

    private Date createTime;

    private Date updateTime;

}