优化

firstleg/src/main/java/com/baiyue/firstleg/service/ContainerService.java

@@ -114,6 +114,9 @@ public class ContainerService {
         if (containerNo == null) return;
         LoadingPlanEntity plan = smartLoadingRepository.planByBooking(booking.getId());
         if (plan == null || plan.getPreloadPushedAt() == null || !"EDITING".equals(plan.getPlanStatus())) return;
+        // The PDA task and its item versions are stable work identities. A later transport-number
+        // correction only changes the booking display value and must not resynchronize the task.
+        if (loadingPickRepository.taskByPlan(plan.getId()) != null) return;
         loadingPickService.begin(plan.getId(), containerNo, operatorId, operatorName,
             smartLoadingRepository.items(plan.getId()));
     }

firstleg/src/main/java/com/baiyue/firstleg/service/LoadingPickService.java

@@ -423,8 +423,21 @@ public class LoadingPickService {
         if (item.getPickedPackageCount() > planItem.getPackageCount()) {
             throw conflict("已拣货箱数不能低于计划箱数");
         }
+        int pickedPackageCount = count(item.getPickedPackageCount());
+        String itemStatus = pickedPackageCount == 0 ? "PENDING"
+            : pickedPackageCount == planItem.getPackageCount() ? "PICKED" : "PICKING";
+        if (Objects.equals(item.getPickTaskId(), taskId)
+            && Objects.equals(item.getInboundId(), planItem.getInboundId())
+            && Objects.equals(item.getInboundDetailId(), planItem.getInboundDetailId())
+            && Objects.equals(item.getPlannedPackageCount(), planItem.getPackageCount())
+            && Objects.equals(item.getItemStatus(), itemStatus)) {
+            return;
+        }
+        item.setPickTaskId(taskId);
+        item.setInboundId(planItem.getInboundId());
+        item.setInboundDetailId(planItem.getInboundDetailId());
         item.setPlannedPackageCount(planItem.getPackageCount());
-        item.setItemStatus(item.getPickedPackageCount().equals(planItem.getPackageCount()) ? "PICKED" : "PICKING");
+        item.setItemStatus(itemStatus);
         repository.update(item);
     }