refactor(wms): 优化钢卷分卷步骤中child_coil_ids的更新逻辑

- 将child_coil_ids设置到对应的分卷步骤中，而不是最外层
- 支持多次分卷，每次的child_coil_ids都会记录在各自的分卷步骤中
- 修改注释明确更新的是分卷步骤中的child_coil_ids字段
- 添加查找最新分卷步骤的逻辑，确保在正确的步骤中设置child_coil_ids
- 更新日志信息以反映分卷步骤的child_coil_ids更新
- 添加对分卷步骤不存在时的警告处理

klp-wms/src/main/java/com/klp/service/impl/WmsMaterialCoilServiceImpl.java

@@ -1337,7 +1337,7 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
                 // 更新实际库区的启用状态
                 updateActualWarehouseEnableStatus(oldCoil.getActualWarehouseId(), newCoilBo.getActualWarehouseId());
             }
-            // 批量更新所有子钢卷的child_coil_ids
+            // 更新所有子钢卷二维码中的分卷步骤child_coil_ids
             List<Long> newCoilIds = newCoils.stream()
                 .map(WmsMaterialCoil::getCoilId)
                 .collect(Collectors.toList());
@@ -1345,19 +1345,16 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
                 .map(String::valueOf)
                 .collect(Collectors.joining(","));
 
-            log.info("分卷操作：准备更新{}个子钢卷的child_coil_ids，子钢卷IDs: {}", newCoils.size(), childCoilIdsStr);
 
             for (WmsMaterialCoil newChildCoil : newCoils) {
                 if (newChildCoil.getQrcodeRecordId() != null) {
-                    // 传入childCoilIdsStr，更新所有子钢卷ID
-                    log.debug("更新子钢卷二维码，coilId: {}, qrcodeRecordId: {}", newChildCoil.getCoilId(), newChildCoil.getQrcodeRecordId());
+                    // 更新该子钢卷的分卷步骤中的child_coil_ids字段
                     updateChildCoilIdsQrcodeCoilId(newChildCoil.getQrcodeRecordId(), newChildCoil.getCoilId(), childCoilIdsStr);
                 } else {
-                    log.warn("子钢卷缺少二维码记录ID，跳过child_coil_ids更新，coilId: {}", newChildCoil.getCoilId());
+                    log.warn("子钢卷缺少二维码记录ID，跳过分卷步骤child_coil_ids更新，coilId: {}", newChildCoil.getCoilId());
                 }
             }
 
-            log.info("分卷操作：所有子钢卷的child_coil_ids更新完成");
         } else if (isMerge) {
             // 合卷：将bo作为合卷后的新钢卷，newCoils中的对象作为参与合卷的原始钢卷
             // 1. 将参与合卷的原始钢卷的二维码标记为失效，并将钢卷标记为历史数据
@@ -1517,6 +1514,7 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
             splitStep.put("old_coil_id", String.valueOf(oldCoil.getCoilId()));
             splitStep.put("new_current_coil_nos", String.join(",", allNewCoilNos));
             splitStep.put("child_coils", allNewCoilNos);
+            // 分卷产生的子钢卷ID将在后续步骤中设置
             splitStep.put("operator", LoginHelper.getUsername()); // 操作者
             steps.add(splitStep);
 
@@ -1892,6 +1890,8 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
                         extractCoilId(step, "coil_id", allCoilNos);
                         extractCoilId(step, "old_coil_id", allCoilNos);
                         extractCoilId(step, "parent_coil_ids", allCoilNos);
+                        // 从分卷步骤中提取子钢卷IDs
+                        extractCoilId(step, "child_coil_ids", allCoilNos);
                     }
                 }
             }
@@ -3046,14 +3046,15 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
 
     /**
      * 更新分卷子钢卷的二维码记录中的child_coil_ids字段
-     * 用于让每个子钢卷知道其他兄弟子钢卷的ID
+     * 将child_coil_ids设置到对应的分卷步骤中，而不是最外层
+     * 支持多次分卷，每次的child_coil_ids都会记录在各自的分卷步骤中
      *
      * @param qrcodeRecordId 二维码记录ID
      * @param currentCoilId 当前子钢卷ID
-     * @param childCoilIdsStr 所有子钢卷ID的逗号分隔字符串
+     * @param childCoilIdsStr 本次分卷产生的所有子钢卷ID的逗号分隔字符串
      */
     private void updateChildCoilIdsQrcodeCoilId(Long qrcodeRecordId, Long currentCoilId, String childCoilIdsStr) {
-        log.info("开始更新子钢卷二维码的child_coil_ids，qrcodeRecordId: {}, currentCoilId: {}, childCoilIdsStr: {}",
+        log.info("开始更新子钢卷二维码的分卷步骤child_coil_ids，qrcodeRecordId: {}, currentCoilId: {}, childCoilIdsStr: {}",
             qrcodeRecordId, currentCoilId, childCoilIdsStr);
 
         try {
@@ -3076,11 +3077,36 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
 
             // 解析现有content
             ObjectMapper objectMapper = new ObjectMapper();
+            @SuppressWarnings("unchecked")
             Map<String, Object> contentMap = objectMapper.readValue(record.getContent(), Map.class);
 
-            // 更新child_coil_ids字段
-            contentMap.put("child_coil_ids", childCoilIdsStr);
-            log.debug("已设置child_coil_ids字段: {}", childCoilIdsStr);
+            // 获取steps数组
+            @SuppressWarnings("unchecked")
+            List<Map<String, Object>> steps = (List<Map<String, Object>>) contentMap.get("steps");
+            if (steps == null || steps.isEmpty()) {
+                log.warn("二维码记录中没有steps信息，跳过child_coil_ids更新，qrcodeRecordId: {}", qrcodeRecordId);
+                return;
+            }
+
+            // 找到最后一个分卷步骤（最新的分卷操作）
+            Map<String, Object> lastSplitStep = null;
+            for (int i = steps.size() - 1; i >= 0; i--) {
+                Map<String, Object> step = steps.get(i);
+                String operation = (String) step.get("operation");
+                if ("分卷".equals(operation)) {
+                    lastSplitStep = step;
+                    break; // 找到最新的分卷步骤就停止
+                }
+            }
+
+            if (lastSplitStep == null) {
+                log.warn("未找到分卷步骤，无法设置child_coil_ids，qrcodeRecordId: {}", qrcodeRecordId);
+                return;
+            }
+
+            // 在分卷步骤中设置child_coil_ids
+            lastSplitStep.put("child_coil_ids", childCoilIdsStr);
+            log.debug("已在分卷步骤中设置child_coil_ids: {}", childCoilIdsStr);
 
             // 确保current_coil_id已设置（虽然在前面应该已经设置过了，但这里再确认一下）
             if (!contentMap.containsKey("current_coil_id") || "null".equals(contentMap.get("current_coil_id"))) {
@@ -3095,11 +3121,11 @@ public class WmsMaterialCoilServiceImpl implements IWmsMaterialCoilService {
             updateBo.setContent(newContentJson);
             generateRecordService.updateByBo(updateBo);
 
-            log.info("成功更新子钢卷二维码的child_coil_ids，qrcodeRecordId: {}, currentCoilId: {}, childCoilIdsStr: {}",
+            log.info("成功更新子钢卷二维码的分卷步骤child_coil_ids，qrcodeRecordId: {}, currentCoilId: {}, childCoilIdsStr: {}",
                 qrcodeRecordId, currentCoilId, childCoilIdsStr);
 
         } catch (Exception e) {
-            log.error("更新子钢卷二维码的child_coil_ids失败，qrcodeRecordId: {}, currentCoilId: {}, childCoilIdsStr: {}",
+            log.error("更新子钢卷二维码的分卷步骤child_coil_ids失败，qrcodeRecordId: {}, currentCoilId: {}, childCoilIdsStr: {}",
                 qrcodeRecordId, currentCoilId, childCoilIdsStr, e);
             throw new RuntimeException("更新子钢卷二维码失败: " + e.getMessage());
         }