一套前后台全部开源的H5商城送给大家

|-- waynboot-monitor               // 监控模块
|-- waynboot-admin-api             // 运营后台api模块，提供后台项目api接口
|-- waynboot-common                // 通用模块，包含项目核心基础类
|-- waynboot-data                  // 数据模块，通用中间件数据访问
|   |-- waynboot-data-redis        // redis访问配置模块
|   |-- waynboot-data-elastic      // elastic访问配置模块
|-- waynboot-generator             // 代码生成模块
|-- waynboot-message-consumer      // 消费者模块，处理订单消息和邮件消息
|-- waynboot-message-core          // 消费者核心模块，队列、交换机配置
|-- waynboot-mobile-api            // h5商城api模块，提供h5商城api接口
|-- pom.xml                        // maven父项目依赖，定义子项目依赖版本
|-- ...

// 使用CompletableFuture异步查询
List<CompletableFuture<Void>> list = new ArrayList<>();
CompletableFuture<Void> f1 = CompletableFuture.supplyAsync(() -> iBannerService.list(Wrappers.lambdaQuery(Banner.class).eq(Banner::getStatus, 0).orderByAsc(Banner::getSort)), homeThreadPoolTaskExecutor).thenAccept(data -> {
    String key = "bannerList";
    redisCache.setCacheMapValue(SHOP_HOME_INDEX_HASH, key, data);
    success.add(key, data);
});
CompletableFuture<Void> f2 = CompletableFuture.supplyAsync(() -> iDiamondService.list(Wrappers.lambdaQuery(Diamond.class).orderByAsc(Diamond::getSort).last("limit 10")), homeThreadPoolTaskExecutor).thenAccept(data -> {
    String key = "categoryList";
    redisCache.setCacheMapValue(SHOP_HOME_INDEX_HASH, key, data);
    success.add(key, data);
});
list.add(f1);
list.add(f2);
// 主线程等待子线程执行完毕
CompletableFuture.allOf(list.toArray(new CompletableFuture[0])).join();

SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
BoolQueryBuilder boolQueryBuilder = QueryBuilders.boolQuery();
MatchQueryBuilder matchFiler = QueryBuilders.matchQuery("isOnSale", true);
MatchQueryBuilder matchQuery = QueryBuilders.matchQuery("name", keyword);
MatchPhraseQueryBuilder matchPhraseQueryBuilder = QueryBuilders.matchPhraseQuery("keyword", keyword);
boolQueryBuilder.filter(matchFiler).should(matchQuery).should(matchPhraseQueryBuilder).minimumShouldMatch(1);
searchSourceBuilder.timeout(new TimeValue(10, TimeUnit.SECONDS));
// 按是否新品排序
if (isNew) { 
    searchSourceBuilder.sort(new FieldSortBuilder("isNew").order(SortOrder.DESC));
}
// 按是否热品排序
if (isHot) {
    searchSourceBuilder.sort(new FieldSortBuilder("isHot").order(SortOrder.DESC));
}
// 按价格高低排序
if (isPrice) {
    searchSourceBuilder.sort(new FieldSortBuilder("retailPrice").order("asc".equals(orderBy) ? SortOrder.ASC : SortOrder.DESC));
}
// 按销量排序
if (isSales) {
    searchSourceBuilder.sort(new FieldSortBuilder("sales").order(SortOrder.DESC));
}
// 筛选新品
if (filterNew) {
    MatchQueryBuilder filterQuery = QueryBuilders.matchQuery("isNew", true);
    boolQueryBuilder.filter(filterQuery);
}
// 筛选热品
if (filterHot) {
    MatchQueryBuilder filterQuery = QueryBuilders.matchQuery("isHot", true);
    boolQueryBuilder.filter(filterQuery);
}

searchSourceBuilder.query(boolQueryBuilder);
searchSourceBuilder.from((int) (page.getCurrent() - 1) * (int) page.getSize());
searchSourceBuilder.size((int) page.getSize());
List<JSONObject> list = elasticDocument.search("goods", searchSourceBuilder, JSONObject.class);

/**
 * 返回订单编号，生成规则：秒级时间戳 + 加密用户ID + 今日第几次下单
 *
 * @param userId 用户ID
 * @return 订单编号
 */
public static String generateOrderSn(Long userId) {
        long now = LocalDateTime.now().toEpochSecond(ZoneOffset.of("+8"));
        return now + encryptUserId(String.valueOf(userId), 6) + countByOrderSn(userId);
}

/**
 * 计算该用户今日内第几次下单
 *
 * @param userId 用户ID
 * @return 该用户今日第几次下单
 */
public static int countByOrderSn(Long userId) {
        IOrderService orderService = SpringContextUtil.getBean(IOrderService.class);
        return orderService.count(new QueryWrapper<Order>().eq("user_id", userId)
        .gt("create_time", LocalDate.now())
        .lt("create_time", LocalDate.now().plusDays(1)));
}

/**
 * 加密用户ID，返回num位字符串
 *
 * @param userId 用户ID
 * @param num    长度
 * @return num位加密字符串
 */
private static String encryptUserId(String userId, int num) {
        return String.format("%0" + num + "d", Integer.parseInt(userId) + 1);
}

public interface DiamondJumpType {

    List<Goods> getGoods(Page<Goods> page, Diamond diamond);

    Integer getType();
}

// 金刚位跳转类型枚举
public enum JumpTypeEnum {
    COLUMN(0),
    CATEGORY(1);

    private Integer type;

    JumpTypeEnum(Integer type) {
        this.type = type;
    }

    public Integer getType() {
        return type;
    }

    public JumpTypeEnum setType(Integer type) {
        this.type = type;
        return this;
    }
}

// 分类策略实现
@Component
public class CategoryStrategy implements DiamondJumpType {

    @Autowired
    private GoodsMapper goodsMapper;

    @Override
    public List<Goods> getGoods(Page<Goods> page, Diamond diamond) {
        List<Long> cateList = Arrays.asList(diamond.getValueId());
        return goodsMapper.selectGoodsListPageByl2CateId(page, cateList).getRecords();
    }

    @Override
    public Integer getType() {
        return JumpTypeEnum.CATEGORY.getType();
    }
}

// 栏目策略实现
@Component
public class ColumnStrategy implements DiamondJumpType {

    @Autowired
    private IColumnGoodsRelationService iColumnGoodsRelationService;

    @Autowired
    private IGoodsService iGoodsService;

    @Override
    public List<Goods> getGoods(Page<Goods> page, Diamond diamond) {
        List<ColumnGoodsRelation> goodsRelationList = iColumnGoodsRelationService.list(new QueryWrapper<ColumnGoodsRelation>()
                .eq("column_id", diamond.getValueId()));
        List<Long> goodsIdList = goodsRelationList.stream().map(ColumnGoodsRelation::getGoodsId).collect(Collectors.toList());
        Page<Goods> goodsPage = iGoodsService.page(page, new QueryWrapper<Goods>().in("id", goodsIdList).eq("is_on_sale", true));
        return goodsPage.getRecords();
    }

    @Override
    public Integer getType() {
        return JumpTypeEnum.COLUMN.getType();
    }
}

@Component
public class DiamondJumpContext {

    private final Map<Integer, DiamondJumpType> map = new HashMap<>();

    /**
     * 由spring自动注入DiamondJumpType子类
     *
     * @param diamondJumpTypes 金刚位跳转类型集合
     */
    public DiamondJumpContext(List<DiamondJumpType> diamondJumpTypes) {
        for (DiamondJumpType diamondJumpType : diamondJumpTypes) {
            map.put(diamondJumpType.getType(), diamondJumpType);
        }
    }

    public DiamondJumpType getInstance(Integer jumpType) {
        return map.get(jumpType);
    }
}

@Autowired
private DiamondJumpContext diamondJumpContext;

@Test
public void test(){
    DiamondJumpType diamondJumpType=diamondJumpContext.getInstance(JumpTypeEnum.COLUMN.getType());
}