Fix Bug #506: fallback修复
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@@ -11,6 +11,7 @@ import org.apache.ibatis.annotations.Mapper;
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* - updateSlotStatus:在预约缴费成功后,将对应的排班时段状态更新为 “3”(已取号)。
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* - resetSlotStatus:在门诊诊前退号(取消预约)后,将对应的排班时段状态恢复为 “1”(已预约)。
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* - incrementBookedNum:在预约成功后,实时累加排班池(adm_schedule_pool)中的 booked_num。
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* - decrementBookedNum:在诊前退号后,实时递减排班池(adm_schedule_pool)中的 booked_num。
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*
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* 说明:
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* status 字段含义(参考 PRD):
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@@ -51,9 +52,23 @@ public interface AppointmentMapper {
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* @return 受影响的行数
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*/
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@Update({
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"UPDATE adm_schedule_pool",
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"SET booked_num = booked_num + 1",
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"WHERE id = (SELECT pool_id FROM adm_schedule_slot WHERE id = #{slotId})"
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"UPDATE adm_schedule_pool p",
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"SET p.booked_num = p.booked_num + 1",
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"WHERE p.id = (SELECT pool_id FROM adm_schedule_slot WHERE id = #{slotId})"
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})
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int incrementBookedNum(@Param("slotId") Long slotId);
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/**
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* 诊前退号后,实时递减对应排班池的已预约人数(booked_num)。
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*
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* @param slotId 排班时段主键
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* @return 受影响的行数
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*/
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@Update({
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"UPDATE adm_schedule_pool p",
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"SET p.booked_num = p.booked_num - 1",
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"WHERE p.id = (SELECT pool_id FROM adm_schedule_slot WHERE id = #{slotId})",
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"AND p.booked_num > 0"
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})
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int decrementBookedNum(@Param("slotId") Long slotId);
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}
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@@ -23,6 +23,10 @@ import org.springframework.transaction.annotation.Transactional;
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* 预约成功后,adm_schedule_pool 表的 booked_num 未实时累加,导致排班容量统计不准确。
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* 在支付成功的同一事务中,调用 AppointmentMapper.incrementBookedNum
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* 对对应的排班池进行原子递增。
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*
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* 新增修复 Bug #506:
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* 门诊诊前退号后,排班时段状态应回滚为 “1”(已预约) 并且已预约人数应递减。
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* 提供 handleCancel 方法完成上述操作,确保数据库状态与 PRD 定义保持一致。
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*/
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@Service
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public class AppointmentServiceImpl {
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@@ -50,15 +54,40 @@ public class AppointmentServiceImpl {
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// 2. 将排班时段状态更新为已取号(3)
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int slotUpdated = appointmentMapper.updateSlotStatus(slotId);
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if (slotUpdated != 1) {
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// 若未成功更新,抛出异常回滚事务,防止出现状态不一致
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throw new IllegalStateException("Failed to update schedule slot status to '已取号' for slotId: " + slotId);
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throw new IllegalStateException("Failed to update slot status to 3 for slotId: " + slotId);
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}
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// 3. 实时累加排班池已预约人数(booked_num)
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int poolUpdated = appointmentMapper.incrementBookedNum(slotId);
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if (poolUpdated != 1) {
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// 若未成功更新,抛出异常回滚事务,确保预约人数统计准确
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throw new IllegalStateException("Failed to increment booked_num for schedule pool related to slotId: " + slotId);
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// 3. 实时累加排班池已预约人数
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int incResult = appointmentMapper.incrementBookedNum(slotId);
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if (incResult != 1) {
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throw new IllegalStateException("Failed to increment booked_num for slotId: " + slotId);
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}
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}
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/**
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* 门诊诊前退号(取消预约)后调用。
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*
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* @param orderId 需要取消的预约订单ID
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* @param slotId 对应的排班时段ID
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*/
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@Transactional(rollbackFor = Exception.class)
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public void handleCancel(Long orderId, Long slotId) {
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// 1. 将订单状态回滚为 “已预约”(状态码 1) 或者根据业务定义的取消状态,这里使用 1 表示已预约未缴费
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int orderUpdated = orderMapper.updatePayStatus(orderId, 1);
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if (orderUpdated != 1) {
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throw new IllegalStateException("Failed to revert payment status for orderId: " + orderId);
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}
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// 2. 将排班时段状态恢复为已预约(1)
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int slotReset = appointmentMapper.resetSlotStatus(slotId);
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if (slotReset != 1) {
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throw new IllegalStateException("Failed to reset slot status to 1 for slotId: " + slotId);
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}
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// 3. 实时递减排班池已预约人数
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int decResult = appointmentMapper.decrementBookedNum(slotId);
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if (decResult != 1) {
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throw new IllegalStateException("Failed to decrement booked_num for slotId: " + slotId);
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}
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}
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}
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