商品管理系统——商品新增远程调用保存实现部分

柔光的暖阳◎ 2021-07-24 20:00 514阅读 0赞

# 一 SpuInfoServiceImpl.java #

/**
    * 功能描述：保存商品信息
    *
    * @param vo 待保存的商品信息
    * @author cakin
    * @date 2020/11/8
    */
    @Transactional
    @Override
    public void saveSpuInfo(SpuSaveVo vo) {
        // 1 保存spu基本信息 pms_spu_info
        SpuInfoEntity infoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo, infoEntity);
        infoEntity.setCreateTime(new Date());
        infoEntity.setUpdateTime(new Date());
        this.saveBaseSpuInfo(infoEntity);
    
    
        // 2 保存Spu的描述图片 pms_spu_info_desc
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity descEntity = new SpuInfoDescEntity();
        descEntity.setSpuId(infoEntity.getId());
        // 用逗号拼接List中的每一个元素
        descEntity.setDecript(String.join(",", decript));
        spuInfoDescService.saveSpuInfoDesc(descEntity);
    
    
        // 3 保存spu的图片集 pms_spu_images
        List<String> images = vo.getImages();
        imagesService.saveImages(infoEntity.getId(), images);
    
    
        // 4 保存spu的规格参数 pms_product_attr_value
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map(attr -> {
            ProductAttrValueEntity valueEntity = new ProductAttrValueEntity();
            valueEntity.setAttrId(attr.getAttrId());
            AttrEntity id = attrService.getById(attr.getAttrId());
            valueEntity.setAttrName(id.getAttrName());
            valueEntity.setAttrValue(attr.getAttrValues());
            valueEntity.setQuickShow(attr.getShowDesc());
            valueEntity.setSpuId(infoEntity.getId());
            return valueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveProductAttr(collect);
    
    
        // 5 保存spu的积分信息 gulimall_coupon sms_spu_bounds
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds, spuBoundTo);
        spuBoundTo.setSpuId(infoEntity.getId());
        R r = couponFeignService.saveSpuBounds(spuBoundTo);
        if (r.getCode() != 0) {
            log.error("远程保存spu积分信息失败");
        }
    
    
        // 5 保存当前spu对应的所有sku信息
        List<Skus> skus = vo.getSkus();
        if (skus != null && skus.size() > 0) {
            // 依次遍历每一个sku
            skus.forEach(item -> {
                String defaultImg = "";
                // 寻找默认图片
                for (Images image : item.getImages()) {
                    if (image.getDefaultImg() == 1) {
                        defaultImg = image.getImgUrl();
                    }
                }
                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                // 对拷
                BeanUtils.copyProperties(item, skuInfoEntity);
                // 设置其他值
                skuInfoEntity.setBrandId(infoEntity.getBrandId());
                skuInfoEntity.setCatalogId(infoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(infoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);
                // 5.1 sku的基本信息 pms_sku_info
                skuInfoService.saveSkuInfo(skuInfoEntity);
                Long skuId = skuInfoEntity.getSkuId();
                List<SkuImagesEntity> imagesEntities = item.getImages().stream().map(img -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    return skuImagesEntity;
                }).filter(entity -> {
                    //返回true就是需要，false就是剔除
                    return !StringUtils.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                // 5.2 sku的图片信息 pms_sku_image
                skuImagesService.saveBatch(imagesEntities);
                // TODO 没有图片路径的无需保存
    
    
                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map(a -> {
                    SkuSaleAttrValueEntity attrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, attrValueEntity);
                    attrValueEntity.setSkuId(skuId);
                    return attrValueEntity;
                }).collect(Collectors.toList());
                // 5.3 sku的销售属性信息 pms_sku_sale_attr_value
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);
    
    
                // 5.4 sku的优惠、满减等信息 gulimall_coupon sms_sku_ladder\sms_sku_full_reduction\sms_member_price
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item, skuReductionTo);
                skuReductionTo.setSkuId(skuId);
                if (skuReductionTo.getFullCount() > 0 || skuReductionTo.getFullPrice().compareTo(new BigDecimal("0")) == 1) {
                    R r1 = couponFeignService.saveSkuReduction(skuReductionTo);
                    if (r1.getCode() != 0) {
                        log.error("远程保存sku优惠信息失败");
                    }
                }
            });
        }
    }

# 二 SkuReductionTo #

/**
    * @className: SkuReductionTo
    * @description: sku的优惠以及满减信息
    * @date: 2020/11/8
    * @author: cakin
    */
    @Data
    public class SkuReductionTo {
        private Long skuId;
        private int fullCount;
        private BigDecimal discount;
        private int countStatus;
        private BigDecimal fullPrice;
        private BigDecimal reducePrice;
        private int priceStatus;
        private List<MemberPrice> memberPrice;
    }

# 三 MemberPrice #

/**
    * @className: MemberPrice
    * @description: 会员价格
    * @date: 2020/11/8
    * @author: cakin
    */
    @Data
    public class MemberPrice {
        private Long id;
        private String name;
        private BigDecimal price;
    }

# 四 SpuBoundTo #

/**
    * @className: SpuBoundTo
    * @description: SPU积分To，用于不同微服务对接使用
    * @date: 2020/11/8
    * @author: cakin
    */
    @Data
    public class SpuBoundTo {
        private Long spuId;
        private BigDecimal buyBounds;
        private BigDecimal growBounds;
    }

# 五 CouponFeignService #

/**
    * @className: CouponFeignService
    * @description: 调用优惠卷服务的 Feign 服务
    * @date: 2020/11/8
    * @author: cakin
    */
    // 调用哪个远程服务
    @FeignClient("gulimall-coupon")
    public interface CouponFeignService {
        /**
         * 功能描述：远程保存积分信息
         *
         * @param spuBoundTo 待保存的积分信息
         * @return R 返回给前端的数据
         * @author cakin
         * @date 2020/11/8
         * @description:
         * 1 @RequestBody将这个对象转为json。
         * 2 注册中心中找到 gulimall-coupon服务，给 /coupon/spubounds/save 发送请求。
         *   将上一步转的json放在请求体位置，发送请求；
         * 3 对方服务收到请求。请求体里有json数据。
         *   (@RequestBody SpuBoundsEntity spuBounds)；将请求体的json转为SpuBoundsEntity；
         *
         * 总结：只要json数据模型是兼容的。双方服务无需使用同一个to（传输对象）
         */
        @PostMapping("/coupon/spubounds/save")
        R saveSpuBounds(@RequestBody SpuBoundTo spuBoundTo);
    
    
        /**
         * 功能描述：sku的优惠、满减等信息的保存
         *
         * @author cakin
         * @date 2020/11/8
         * @param skuReductionTo sku的优惠、满减等信息
         * @return R 返回给前端的数据
         */
        @PostMapping("/coupon/skufullreduction/saveinfo")
        R saveSkuReduction(@RequestBody SkuReductionTo skuReductionTo);
    }

# 六 SpuBoundsController #

/** 
       * 功能描述：保存积分信息
       *
       * @author cakin
       * @date 2020/11/8
       * @param spuBounds spu积分信息
       */
      @PostMapping("/save")
      public R save(@RequestBody SpuBoundsEntity spuBounds){
    spuBoundsService.save(spuBounds);
          return R.ok();
      }

# 七 SkuFullReductionController #

/**
    * 功能描述：保存优惠满减信息 
    *
    * @param reductionTo 优惠满减信息，从商品微服务传递过来的
    * @return R 返回给商品微服务的数据
    * @author cakin
    * @date 2020/11/8
    */
    @PostMapping("/saveinfo")
    public R saveInfo(@RequestBody SkuReductionTo reductionTo) {
        skuFullReductionService.saveSkuReduction(reductionTo);
        return R.ok();
    }

# 八 SkuFullReductionServiceImpl #

/**
    * 功能描述：保存满减优惠信息 
    *
    * @param reductionTo 满减优惠信息
    * @author cakin
    * @date 2020/11/8
    */
    @Override
    public void saveSkuReduction(SkuReductionTo reductionTo) {
        //1 sku的优惠、满减等信息 涉及表 sms_sku_ladder sms_sku_full_reduction sms_member_price
        // sms_sku_ladder
        SkuLadderEntity skuLadderEntity = new SkuLadderEntity();
        skuLadderEntity.setSkuId(reductionTo.getSkuId());
        skuLadderEntity.setFullCount(reductionTo.getFullCount());
        skuLadderEntity.setDiscount(reductionTo.getDiscount());
        skuLadderEntity.setAddOther(reductionTo.getCountStatus());
        if (reductionTo.getFullCount() > 0) {
            skuLadderService.save(skuLadderEntity);
        }
    
    
        // 2 sms_sku_full_reduction
        SkuFullReductionEntity reductionEntity = new SkuFullReductionEntity();
        BeanUtils.copyProperties(reductionTo, reductionEntity);
        if (reductionEntity.getFullPrice().compareTo(new BigDecimal("0")) == 1) {
            this.save(reductionEntity);
        }
    
    
        // 3 sms_member_price
        List<MemberPrice> memberPrice = reductionTo.getMemberPrice();
        List<MemberPriceEntity> collect = memberPrice.stream().map(item -> {
            MemberPriceEntity priceEntity = new MemberPriceEntity();
            priceEntity.setSkuId(reductionTo.getSkuId());
            priceEntity.setMemberLevelId(item.getId());
            priceEntity.setMemberLevelName(item.getName());
            priceEntity.setMemberPrice(item.getPrice());
            priceEntity.setAddOther(1);
            return priceEntity;
        }).filter(item -> {
            return item.getMemberPrice().compareTo(new BigDecimal("0")) == 1;
        }).collect(Collectors.toList());
        memberPriceService.saveBatch(collect);
    }

# 九 GulimallProductApplication #

// 开启远程调用功能，以及 feign 在哪个包下 
    @EnableFeignClients(basePackages = "com.atguigu.gulimall.product.feign")
    // 开启服务注册功能
    @EnableDiscoveryClient
    @MapperScan("com.atguigu.gulimall.product.dao")
    @SpringBootApplication
    public class GulimallProductApplication {
        public static void main(String[] args) {
            SpringApplication.run(GulimallProductApplication.class, args);
        }
    }