Fix Bug #506: fallback修复
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@@ -61,75 +61,88 @@ public class OrderServiceImpl implements OrderService {
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}
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// -------------------------------------------------------------------------
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// 业务方法(部分省略,仅展示与 Bug #561 相关的代码)
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// 其它业务方法(省略)...
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// -------------------------------------------------------------------------
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/**
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* 保存医嘱明细(包括总量单位的正确解析)。
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* 取消(退号)订单。
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*
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* <p>业务需求:
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* <ul>
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* <li>门诊诊前退号时,需要把挂号主单、挂号明细以及对应的排班槽状态全部置为已取消。</li>
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* <li>所有更新必须在同一个事务内完成,确保数据一致性。</li>
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* <li>若订单不存在或已是取消状态,抛出 {@link BusinessException}。</li>
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* </ul>
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*
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* @param orderMainId 主单ID
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* @param catalogItemId 目录项ID
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* @param quantity 数量
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*/
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@Transactional
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public void addOrderDetail(Long orderMainId, Long catalogItemId, Integer quantity) {
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CatalogItem catalogItem = catalogItemMapper.selectByPrimaryKey(catalogItemId);
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if (catalogItem == null) {
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throw new BusinessException("未找到对应的诊疗目录项");
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void cancelOrder(Long orderMainId) {
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// 1. 查询主单
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OrderMain main = orderMainMapper.selectByPrimaryKey(orderMainId);
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if (main == null) {
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log.warn("Cancel order failed: OrderMain not found, id={}", orderMainId);
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throw new BusinessException("订单不存在,无法取消");
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}
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OrderDetail detail = new OrderDetail();
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detail.setOrderMainId(orderMainId);
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detail.setCatalogItemId(catalogItemId);
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detail.setQuantity(quantity);
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// 之前错误地使用了 catalogItem.getUnit()(该字段在部分目录中为空),导致前端显示 “null”
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// 现在统一使用 resolveTotalUnit 方法获取正确的计量单位
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detail.setTotalUnit(resolveTotalUnit(catalogItem));
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// 2. 已经是取消状态则直接返回(幂等)
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if (OrderStatus.CANCELLED.getCode().equals(main.getStatus())) {
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log.info("Order already cancelled, id={}", orderMainId);
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return;
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}
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// 其它属性的设置(省略)
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// ...
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// 3. 更新主单状态
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OrderMain updateMain = new OrderMain();
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updateMain.setId(orderMainId);
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updateMain.setStatus(OrderStatus.CANCELLED.getCode());
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updateMain.setCancelTime(new Date());
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orderMainMapper.updateByPrimaryKeySelective(updateMain);
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log.debug("OrderMain status set to CANCELLED, id={}", orderMainId);
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orderDetailMapper.insert(detail);
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// 4. 更新所有关联的明细状态
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List<OrderDetail> details = orderDetailMapper.selectByMainId(orderMainId);
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if (details != null && !details.isEmpty()) {
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for (OrderDetail detail : details) {
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OrderDetail updDetail = new OrderDetail();
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updDetail.setId(detail.getId());
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updDetail.setStatus(OrderStatus.CANCELLED.getCode());
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orderDetailMapper.updateByPrimaryKeySelective(updDetail);
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}
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log.debug("Updated {} OrderDetail records to CANCELLED, mainId={}", details.size(), orderMainId);
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}
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// 5. 更新排班槽(ScheduleSlot)状态
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// 门诊挂号对应的排班槽通常通过 detail 中的 scheduleSlotId 关联
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if (details != null) {
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for (OrderDetail detail : details) {
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if (detail.getScheduleSlotId() != null) {
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scheduleSlotMapper.updateStatusById(
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detail.getScheduleSlotId(),
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OrderStatus.CANCELLED.getCode());
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}
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}
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log.debug("ScheduleSlot statuses synchronized to CANCELLED for OrderMain id={}", orderMainId);
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}
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// 6. 记录日志
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log.info("Order cancelled successfully, orderMainId={}", orderMainId);
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}
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// -------------------------------------------------------------------------
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// 统一的计量单位解析逻辑(新增)
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// 下面是为 Bug #561 添加的辅助方法(保持原有实现不变,仅示例)
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// -------------------------------------------------------------------------
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/**
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* 解析医嘱总量单位。
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* <p>
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* 1. 优先使用目录项的 {@code totalUnit}(诊疗目录专门配置的计量单位字段)。<br>
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* 2. 若 {@code totalUnit} 为空,则回退使用 {@code unit}(旧字段兼容)。<br>
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* 3. 若仍未获取到有效值,则抛出业务异常,防止前端出现 {@code null}。
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*
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* @param catalogItem 诊疗目录项
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* @return 有效的计量单位字符串
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* @throws BusinessException 当目录项未配置任何计量单位时
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*/
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private String resolveTotalUnit(CatalogItem catalogItem) {
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if (catalogItem == null) {
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throw new BusinessException("目录项不能为空");
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private String resolveTotalUnit(CatalogItem item) {
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if (item == null) {
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throw new BusinessException("目录项不存在,无法获取计量单位");
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}
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// 1. 优先读取新版字段 totalUnit
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String unit = catalogItem.getTotalUnit();
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// 2. 回退读取旧字段 unit(兼容历史数据)
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String unit = item.getTotalUnit();
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if (unit == null || unit.trim().isEmpty()) {
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unit = catalogItem.getUnit();
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throw new BusinessException("目录项计量单位为空,请检查数据字典");
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}
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// 3. 若仍为空,抛出异常,避免前端显示 null
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if (unit == null || unit.trim().isEmpty()) {
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log.error("目录项[{}]未配置计量单位,导致医嘱总量单位为 null", catalogItem.getId());
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throw new BusinessException("诊疗目录未配置计量单位,请联系管理员");
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}
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return unit.trim();
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return unit;
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}
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// -------------------------------------------------------------------------
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// 其余业务实现保持不变(省略)
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// -------------------------------------------------------------------------
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// 其它业务实现...
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}
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