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查询订单详情和订单列表

查询订单详情​

图片

代码实现​

com.damai.controller.OrderController#get

@ApiOperation(value = "查看订单详情")
@PostMapping(value = "/get")
public ApiResponse<OrderGetVo> get(@Valid @RequestBody OrderGetDto orderGetDto) {
    return ApiResponse.ok(orderService.get(orderGetDto));
}

com.damai.service.OrderService#get

public OrderGetVo get(OrderGetDto orderGetDto) {
    //查询订单
    LambdaQueryWrapper<Order> orderLambdaQueryWrapper =
            Wrappers.lambdaQuery(Order.class).eq(Order::getOrderNumber, orderGetDto.getOrderNumber());
    Order order = orderMapper.selectOne(orderLambdaQueryWrapper);
    if (Objects.isNull(order)) {
        throw new DaMaiFrameException(BaseCode.ORDER_NOT_EXIST);
    }
    //查询购票人订单
    LambdaQueryWrapper<OrderTicketUser> orderTicketUserLambdaQueryWrapper = 
            Wrappers.lambdaQuery(OrderTicketUser.class).eq(OrderTicketUser::getOrderNumber, order.getOrderNumber());
    List<OrderTicketUser> orderTicketUserList = orderTicketUserMapper.selectList(orderTicketUserLambdaQueryWrapper);
    if (CollectionUtil.isEmpty(orderTicketUserList)) {
        throw new DaMaiFrameException(BaseCode.TICKET_USER_ORDER_NOT_EXIST);   
    }
    
    OrderGetVo orderGetVo = new OrderGetVo();
    BeanUtil.copyProperties(order,orderGetVo);
    
    //组装购票订单信息
    List<OrderTicketInfoVo> orderTicketInfoVoList = new ArrayList<>();
    //按照购票订单的金额进行分组
    Map<BigDecimal, List<OrderTicketUser>> orderTicketUserMap = 
            orderTicketUserList.stream().collect(Collectors.groupingBy(OrderTicketUser::getOrderPrice));
    orderTicketUserMap.forEach((k,v) -> {
        OrderTicketInfoVo orderTicketInfoVo = new OrderTicketInfoVo();
        String seatInfo = "暂无座位信息";
        //如果节目是允许选座的，才显示出当时生成订单时产生的座位信息
        if (order.getProgramPermitChooseSeat().equals(BusinessStatus.YES.getCode())) {
            seatInfo = v.stream().map(OrderTicketUser::getSeatInfo).collect(Collectors.joining(","));
        }
        orderTicketInfoVo.setSeatInfo(seatInfo);
        orderTicketInfoVo.setPrice(v.get(0).getOrderPrice());
        orderTicketInfoVo.setQuantity(v.size());
        orderTicketInfoVo.setRelPrice(v.stream().map(OrderTicketUser::getOrderPrice)
                .reduce(BigDecimal.ZERO,BigDecimal::add));
        orderTicketInfoVoList.add(orderTicketInfoVo);
    });
    
    orderGetVo.setOrderTicketInfoVoList(orderTicketInfoVoList);
    
    //查询用户和购票人信息
    UserGetAndTicketUserListDto userGetAndTicketUserListDto = new UserGetAndTicketUserListDto();
    userGetAndTicketUserListDto.setUserId(order.getUserId());
    ApiResponse<UserGetAndTicketUserListVo> userGetAndTicketUserApiResponse = 
            userClient.getUserAndTicketUserList(userGetAndTicketUserListDto);
    
    if (!Objects.equals(userGetAndTicketUserApiResponse.getCode(), BaseCode.SUCCESS.getCode())) {
        throw new DaMaiFrameException(userGetAndTicketUserApiResponse);
        
    }
    //验证用户和购票人信息是否存在
    UserGetAndTicketUserListVo userAndTicketUserListVo =
            Optional.ofNullable(userGetAndTicketUserApiResponse.getData())
                    .orElseThrow(() -> new DaMaiFrameException(BaseCode.RPC_RESULT_DATA_EMPTY));
    //如果用户信息空，抛出异常
    if (Objects.isNull(userAndTicketUserListVo.getUserVo())) {
        throw new DaMaiFrameException(BaseCode.USER_EMPTY);
    }
    //如果购票人信息空，抛出异常
    if (CollectionUtil.isEmpty(userAndTicketUserListVo.getTicketUserVoList())) {
        throw new DaMaiFrameException(BaseCode.TICKET_USER_EMPTY);
    }
    //从查询得到的购票人信息中进行过滤出该订单下购票人的信息
    List<TicketUserVo> filterTicketUserVoList = new ArrayList<>();
    Map<Long, TicketUserVo> ticketUserVoMap = userAndTicketUserListVo.getTicketUserVoList()
            .stream().collect(Collectors.toMap(TicketUserVo::getId, ticketUserVo -> ticketUserVo, (v1, v2) -> v2));
    for (OrderTicketUser orderTicketUser : orderTicketUserList) {
        filterTicketUserVoList.add(ticketUserVoMap.get(orderTicketUser.getTicketUserId()));
    }
    //组装数据
    UserInfoVo userInfoVo = new UserInfoVo();
    BeanUtil.copyProperties(userAndTicketUserListVo.getUserVo(),userInfoVo);
    UserAndTicketUserInfoVo userAndTicketUserInfoVo = new UserAndTicketUserInfoVo();
    userAndTicketUserInfoVo.setUserInfoVo(userInfoVo);
    userAndTicketUserInfoVo.setTicketUserInfoVoList(BeanUtil.copyToList(filterTicketUserVoList, TicketUserInfoVo.class));
    orderGetVo.setUserAndTicketUserInfoVo(userAndTicketUserInfoVo);
    
    return orderGetVo;
}

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