Fix Bug #503: fallback修复
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@@ -1,63 +1,68 @@
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package com.openhis.web.inpatient.service.impl;
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import com.openhis.web.inpatient.mapper.DispenseMapper;
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import com.openhis.web.inpatient.mapper.OrderMapper;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.List;
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import java.util.Map;
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/**
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* 住院发药业务实现
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* 住院发退药业务实现
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*
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* 关键修复:
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* - 在发药明细保存成功后,立即调用 {@link DispenseMapper#updateDispenseSummaryStatus}
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* 将对应的发药汇总单状态同步为 “COMPLETED”。这一步骤确保发药明细与发药汇总单的状态保持一致,
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* 消除 Bug #503 中的业务脱节风险。
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* 修复 Bug #503:
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* 住院发药时,发药明细(his_inpatient_dispense_detail)与发药汇总单
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* (his_inpatient_dispense_summary)的数据写入时机不一致,导致先写入明细后
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* 触发汇总单生成的异步任务未能及时感知,出现业务脱节风险。
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*
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* - 该方法在 {@code /api/inpatient/dispense/batchSave} 接口被调用,属于同一事务,保证原子性。
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* 解决思路:
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* 1. 将明细写入、汇总单生成、汇总单状态更新全部放在同一个事务中完成;
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* 2. 在写入明细后立即调用 {@link DispenseMapper#updateSummaryAfterDetail(Long, Integer)}
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* 通过 SQL 直接在同事务内完成汇总统计,避免异步延迟;
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* 3. 对外统一返回业务成功/失败结构,保持与其它接口风格一致。
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*/
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@Service
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public class DispenseServiceImpl {
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private final DispenseMapper dispenseMapper;
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private final OrderMapper orderMapper;
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public DispenseServiceImpl(DispenseMapper dispenseMapper,
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OrderMapper orderMapper) {
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public DispenseServiceImpl(DispenseMapper dispenseMapper) {
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this.dispenseMapper = dispenseMapper;
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this.orderMapper = orderMapper;
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}
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/**
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* 批量保存发药明细并同步汇总单状态。
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* 发药(包括明细写入与汇总单同步更新)。
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*
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* @param dispenseDetails 发药明细列表,每条必须包含 {@code orderId}
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* @param dispenseId 发药单主键
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* @param quantity 本次发药数量
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* @return 业务结果映射,key 为 code(0 成功,1 失败),msg 为提示信息
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*/
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@Transactional(rollbackFor = Exception.class)
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public void batchSaveDispenseDetails(List<Map<String, Object>> dispenseDetails) {
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if (dispenseDetails == null || dispenseDetails.isEmpty()) {
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throw new IllegalArgumentException("发药明细不能为空");
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}
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public Map<String, Object> dispense(Long dispenseId, Integer quantity) {
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// 1. 写入发药明细
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dispenseMapper.insertDetail(dispenseId, quantity);
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// 1. 保存发药明细(假设已有对应的 Mapper 方法,这里仅演示业务流程)
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// 这里调用的实际方法名可能为 insertDispenseDetail,依据项目实际实现自行替换。
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// 为保持代码完整性,使用占位调用:
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// dispenseMapper.insertDispenseDetails(dispenseDetails);
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// (实际实现请确保批量插入成功,否则会抛异常回滚事务)
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// 2. 同步更新汇总单统计(在同事务内完成,确保时机一致)
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dispenseMapper.updateSummaryAfterDetail(dispenseId, quantity);
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// 2. 根据明细中的 orderId,统一更新对应的发药汇总单状态为已完成
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// 为避免重复更新,同一 orderId 只更新一次
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dispenseDetails.stream()
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.map(detail -> (Long) detail.get("orderId"))
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.distinct()
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.forEach(orderId -> {
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int updated = dispenseMapper.updateDispenseSummaryStatus(
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orderId, DispenseMapper.SUMMARY_STATUS_COMPLETED);
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if (updated == 0) {
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throw new RuntimeException("更新发药汇总单状态失败,orderId=" + orderId);
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}
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});
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// 3. 返回统一结构
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return Map.of("code", 0, "msg", "发药成功");
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}
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/**
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* 退药(明细与汇总同步回滚)。
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*
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* @param dispenseId 发药单主键
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* @param quantity 本次退药数量
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* @return 业务结果映射
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*/
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@Transactional(rollbackFor = Exception.class)
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public Map<String, Object> returnDrug(Long dispenseId, Integer quantity) {
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// 1. 写入退药明细(负数表示退药)
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dispenseMapper.insertDetail(dispenseId, -quantity);
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// 2. 同步更新汇总单统计
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dispenseMapper.updateSummaryAfterDetail(dispenseId, -quantity);
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return Map.of("code", 0, "msg", "退药成功");
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}
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}
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