单独修改状态接口

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

@@ -238,6 +238,35 @@ public class WmsStockIoServiceImpl implements IWmsStockIoService {
         return voList;
     }
 
+    /**
+     * 更新出入库单状态
+     */
+    @Override
+    public Boolean updateStatus(Long stockIoId, Integer status) {
+        WmsStockIo stockIo = baseMapper.selectById(stockIoId);
+        if (stockIo == null) {
+            throw new ServiceException("单据不存在");
+        }
+        
+        // 状态流转验证
+        if (stockIo.getStatus() == 0 && status == 1) {
+            // 草稿 -> 已提交：需要检查是否有明细
+            List<WmsStockIoDetail> details = stockIoDetailMapper.selectList(
+                Wrappers.<WmsStockIoDetail>lambdaQuery().eq(WmsStockIoDetail::getStockIoId, stockIoId)
+            );
+            if (details == null || details.isEmpty()) {
+                throw new ServiceException("单据明细不能为空，无法提交");
+            }
+        } else if (stockIo.getStatus() == 1 && status == 0) {
+            // 已提交 -> 草稿：允许回退
+        } else {
+            throw new ServiceException("状态流转不允许");
+        }
+        
+        stockIo.setStatus(status);
+        return baseMapper.updateById(stockIo) > 0;
+    }
+
     /**
      * 库存增减，isAdd=true为增加，false为减少，减少时校验库存是否足够
      */