feat(warehouse): 新增批量生成库位功能

- 新增WmsActualWarehouseBatchGenerateBo类作为参数封装
- 在IWmsActualWarehouseService接口中定义batchGenerateLocations方法
- 在WmsActualWarehouseServiceImpl实现批量生成库位的逻辑
- 预生成候选编码，并过滤已存在的编码避免重复
- 支持根据行、列、层和前缀参数自动生成库位编码
- 在WmsActualWarehouseController中新增接口generateLocations
- 接口添加日志记录和防重提交校验

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

@@ -11,6 +11,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import com.klp.domain.bo.WmsActualWarehouseBo;
 import com.klp.domain.bo.WmsActualWarehouseHierarchyBo;
+import com.klp.domain.bo.WmsActualWarehouseBatchGenerateBo;
 import com.klp.domain.vo.WmsActualWarehouseTreeVo;
 import com.klp.domain.vo.WmsActualWarehouseImportVo;
 import com.klp.domain.vo.WmsActualWarehouseVo;
@@ -41,6 +42,66 @@ public class WmsActualWarehouseServiceImpl implements IWmsActualWarehouseService
         return baseMapper.selectVoById(actualWarehouseId);
     }
 
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public int batchGenerateLocations(WmsActualWarehouseBatchGenerateBo bo) {
+        if (bo == null) {
+            throw new ServiceException("参数不能为空");
+        }
+        Integer rows = bo.getRowCount();
+        Integer cols = bo.getColumnCount();
+        Integer layers = bo.getLayerCount();
+        String prefix = bo.getPrefix();
+        Long parentId = bo.getParentId();
+        if (rows == null || cols == null || layers == null || rows < 1 || cols < 1 || layers < 1) {
+            throw new ServiceException("行/列/层必须为正整数");
+        }
+        if (StringUtils.isBlank(prefix)) {
+            throw new ServiceException("前缀不能为空");
+        }
+
+        // 预生成候选编码
+        List<String> codes = new ArrayList<>(rows * cols * layers);
+        for (int c = 1; c <= cols; c++) {
+            for (int r = 1; r <= rows; r++) {
+                String rStr = r < 10 ? ("0" + r) : String.valueOf(r);
+                for (int l = 1; l <= layers; l++) {
+                    String code = prefix + c + rStr + '-' + l;
+                    codes.add(code);
+                }
+            }
+        }
+
+        // 去重：过滤同父级下已存在的编码
+        List<WmsActualWarehouse> exists = baseMapper.selectList(Wrappers.<WmsActualWarehouse>lambdaQuery()
+            .eq(WmsActualWarehouse::getParentId, parentId)
+            .in(!codes.isEmpty(), WmsActualWarehouse::getActualWarehouseCode, codes));
+        Set<String> existCodes = exists.stream().map(WmsActualWarehouse::getActualWarehouseCode).collect(Collectors.toSet());
+
+        List<WmsActualWarehouse> toInsert = new ArrayList<>();
+        for (String code : codes) {
+            if (existCodes.contains(code)) {
+                continue;
+            }
+            WmsActualWarehouse e = new WmsActualWarehouse();
+            e.setParentId(parentId);
+            e.setActualWarehouseType(2L);
+            e.setActualWarehouseCode(code);
+            e.setActualWarehouseName(code);
+            e.setSortNo(0L);
+            e.setIsEnabled(1);
+            toInsert.add(e);
+        }
+        if (toInsert.isEmpty()) {
+            return 0;
+        }
+        boolean ok = baseMapper.insertBatch(toInsert);
+        if (!ok) {
+            throw new ServiceException("批量生成失败");
+        }
+        return toInsert.size();
+    }
+
 
     /**
      * 查询实际库区/库位自关联列表