fix(firstleg): normalize split carton label pools

firstleg/src/main/java/com/baiyue/firstleg/mapper/InboundSplitSettlementMapper.java

@@ -151,7 +151,10 @@ public interface InboundSplitSettlementMapper {
 
     @Update("""
         UPDATE fl_inbound_carton_label
-           SET inbound_id=#{childInboundId}, order_id=#{childOrderId}, inbound_code=#{childInboundCode}
+           SET inbound_id=#{childInboundId}, order_id=#{childOrderId}, inbound_code=#{childInboundCode},
+               carton_index=carton_index-#{loadedPackageCount},
+               total_carton_count=#{remainingPackageCount},
+               detail_package_count=LEAST(detail_package_count,#{remainingPackageCount})
          WHERE tenant_id=#{accountId} AND inbound_id=#{sourceInboundId} AND batch_status='ACTIVE'
          ORDER BY carton_index DESC
          LIMIT #{remainingPackageCount}
@@ -161,8 +164,19 @@ public interface InboundSplitSettlementMapper {
                                       @Param("childInboundId") long childInboundId,
                                       @Param("childOrderId") long childOrderId,
                                       @Param("childInboundCode") String childInboundCode,
+                                      @Param("loadedPackageCount") int loadedPackageCount,
                                       @Param("remainingPackageCount") int remainingPackageCount);
 
+    @Update("""
+        UPDATE fl_inbound_carton_label
+           SET total_carton_count=#{loadedPackageCount},
+               detail_package_count=LEAST(detail_package_count,#{loadedPackageCount})
+         WHERE tenant_id=#{accountId} AND inbound_id=#{sourceInboundId} AND batch_status='ACTIVE'
+        """)
+    int normalizeLoadedCartonLabels(@Param("accountId") long accountId,
+                                    @Param("sourceInboundId") long sourceInboundId,
+                                    @Param("loadedPackageCount") int loadedPackageCount);
+
     @Update("""
         UPDATE fl_inbound_order
            SET package_count = GREATEST(COALESCE(package_count, total_package_count) - #{packageCount}, 0),

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

@@ -186,7 +186,8 @@ public class PdaPickSettlementService {
                 orderSplit.remainderChild().orderId(), orderSplit.remainderChild().orderNo(),
                 remainderChildCode, childPackageCount, sequence, "REMAINDER", operatorId, operatorName), "余量子入库单");
             splits.transferRemainingCartonLabels(parent.tenantId(), parentInboundId, remainderChildId,
-                orderSplit.remainderChild().orderId(), remainderChildCode, childPackageCount);
+                orderSplit.remainderChild().orderId(), remainderChildCode, pickedPackageCount, childPackageCount);
+            splits.normalizeLoadedCartonLabels(parent.tenantId(), parentInboundId, pickedPackageCount);
         }
         requireAffected(splits.insertBatchWithChildren(batchId, parent.tenantId(), rootInboundId, operationId, parentInboundId,
             idempotencyKey, rootVersion, parentAvailable, null, remainderChildId == 0L ? null : remainderChildId,

firstleg/src/test/java/com/baiyue/firstleg/service/PdaPickSettlementServiceTest.java

@@ -67,7 +67,8 @@ class PdaPickSettlementServiceTest {
             eq(1002L), eq("ORDER-REMAINDER"), eq("IN-001-1"), eq(12),
             eq(1), eq("REMAINDER"), eq(9L), eq("operator"));
         verify(splits).transferRemainingCartonLabels(eq(10001L), eq(31L), anyLong(),
-            eq(1002L), eq("IN-001-1"), eq(12));
+            eq(1002L), eq("IN-001-1"), eq(8), eq(12));
+        verify(splits).normalizeLoadedCartonLabels(10001L, 31L, 8);
         verify(splits).markSourceLoaded(10001L, 31L, 8, 9L, 3);
         verify(allocations).consume(10001L, 31L, 1L, 8);
         verify(warehouse).settle(eq("internal-token"), org.mockito.ArgumentMatchers.argThat(request ->