修复文件分类批量更新(清空)

src/main/java/com/backendsys/modules/upload/service/impl/SysFileCategoryServiceImpl.java

@@ -85,13 +85,21 @@ public class SysFileCategoryServiceImpl implements SysFileCategoryService {
     public Map<String, Object> updateFileCategoryBatch(List<SysFileCategory> sysFileCategoryList) {
 
         // 手动校验参数
-        if (sysFileCategoryList.size() > 20) throw new CustException("批量编辑数量不大于: 20");
-        sysFileCategoryList.stream().forEach(item -> {
-            if (item.getCategory_name() != null && item.getCategory_name().isEmpty()) throw new CustException("文件分类名称不能为空");
-            if (item.getCategory_name() != null && item.getCategory_name().length() > 50) throw new CustException("文件分类名称长度不超过 50 字符");
-            if (item.getSort() != null && (item.getSort() < 1 || item.getSort() > 9999)) throw new CustException("排序必须在 1 到 9999 之间");
-            if (item.getStatus() != null && item.getStatus() != 1 && item.getStatus() != -1) throw new CustException("状态取值有误，范围应是(-1禁用, 1启用)");
-        });
+        if (sysFileCategoryList.size() > 20) {
+            throw new CustException("批量编辑数量不大于: 20");
+        }
+        if (sysFileCategoryList.size() > 0) {
+            sysFileCategoryList.stream().forEach(item -> {
+                if (item.getCategory_name() != null && item.getCategory_name().isEmpty())
+                    throw new CustException("文件分类名称不能为空");
+                if (item.getCategory_name() != null && item.getCategory_name().length() > 50)
+                    throw new CustException("文件分类名称长度不超过 50 字符");
+                if (item.getSort() != null && (item.getSort() < 1 || item.getSort() > 9999))
+                    throw new CustException("排序必须在 1 到 9999 之间");
+                if (item.getStatus() != null && item.getStatus() != 1 && item.getStatus() != -1)
+                    throw new CustException("状态取值有误，范围应是(-1禁用, 1启用)");
+            });
+        }
 
         // 获得当前用户ID
         Long user_id = SecurityUtil.getUserId();
@@ -178,10 +186,12 @@ public class SysFileCategoryServiceImpl implements SysFileCategoryService {
 
 
         // [DB] 批量更新
-        System.out.println("updateByIdBatch: " + sysFileCategoryList);
-        sysFileCategoryDao.updateByIdBatch(sysFileCategoryList);
-        String updateIdSetStr = updateIdSetNoNull.stream().map(String::valueOf).collect(Collectors.joining(", "));
-        message += "更新了 Id: " + updateIdSetStr;
+        if (sysFileCategoryList.size() > 0) {
+            System.out.println("updateByIdBatch: " + sysFileCategoryList);
+            sysFileCategoryDao.updateByIdBatch(sysFileCategoryList);
+            String updateIdSetStr = updateIdSetNoNull.stream().map(String::valueOf).collect(Collectors.joining(", "));
+            message += "更新了 Id: " + updateIdSetStr;
+        }
 
         // 返回值
         Map<String, Object> response = new LinkedHashMap<>();