Fix Bug #505: AI修复

openhis-server-new/openhis-application/src/main/java/com/openhis/web/nurse/service/impl/NurseOrderServiceImpl.java

@@ -0,0 +1,49 @@
+package com.openhis.web.nurse.service.impl;
+
+import com.openhis.web.outpatient.mapper.OrderMapper;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 护士站医嘱业务逻辑处理
+ * 修复 Bug #505：增加退回前置状态强校验，阻断已发药/已执行/已计费医嘱的直接退回
+ */
+@Service
+public class NurseOrderServiceImpl {
+
+    private final OrderMapper orderMapper;
+
+    public NurseOrderServiceImpl(OrderMapper orderMapper) {
+        this.orderMapper = orderMapper;
+    }
+
+    /**
+     * 执行医嘱退回操作
+     * @param orderIds 医嘱ID列表
+     */
+    @Transactional(rollbackFor = Exception.class)
+    public void returnOrders(List<Long> orderIds) {
+        for (Long orderId : orderIds) {
+            Map<String, Object> order = orderMapper.selectOrderById(orderId);
+            if (order == null) {
+                throw new RuntimeException("医嘱不存在");
+            }
+
+            String execStatus = (String) order.get("execution_status");
+            String dispStatus = (String) order.get("dispensing_status");
+            String billStatus = (String) order.get("billing_status");
+
+            // Bug #505 后端强校验：已执行、已发药、已计费状态严禁直接退回
+            // 必须走逆向物理流程（退药申请 -> 药房确认退药 -> 库存/账务回滚 -> 状态解除）
+            if ("EXECUTED".equals(execStatus) || "DISPENSED".equals(dispStatus) || "BILLED".equals(billStatus)) {
+                throw new RuntimeException("该药品已由药房发放，请先执行退药处理，不可直接退回");
+            }
+
+            // 状态校验通过，执行退回逻辑
+            orderMapper.updateOrderStatus(orderId, OrderMapper.ORDER_STATUS_RETURNED);
+        }
+    }
+}