diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdTagLibraryMapper.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdTagLibraryMapper.java
index dbc37e9..bc6c26d 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdTagLibraryMapper.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/mapper/EdTagLibraryMapper.java
@@ -9,6 +9,6 @@ import org.apache.ibatis.annotations.Select;
 @Mapper
 public interface EdTagLibraryMapper extends BaseMapper<EdTagLibrary> {
 
-    @Select("SELECT MAX(order_by) FROM ed_tag_library WHERE type = #{type} and parent_id = #{parentId}")
-    Integer selectMaxOrder(@Param("type") int type, @Param("parentId") String parentId);
+//    @Select("SELECT MAX(order_by) FROM ed_tag_library WHERE type = #{type} and parent_id = #{parentId}")
+//    Integer selectMaxOrder(@Param("type") int type, @Param("parentId") String parentId);
 }
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdTagLibrary.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdTagLibrary.java
index 40167af..3e1c392 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdTagLibrary.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/EdTagLibrary.java
@@ -1,16 +1,23 @@
 package com.electromagnetic.industry.software.manage.pojo.models;
 
+import cn.hutool.core.util.RandomUtil;
 import com.baomidou.mybatisplus.annotation.FieldFill;
 import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.electromagnetic.industry.software.common.cons.UserConstants;
+import com.electromagnetic.industry.software.common.enums.EffectFlagEnum;
+import com.electromagnetic.industry.software.common.enums.PublishEnum;
+import com.electromagnetic.industry.software.common.util.IdWorker;
+import com.electromagnetic.industry.software.common.util.SignUtils;
+import com.electromagnetic.industry.software.common.util.UserThreadLocal;
 import lombok.Data;
 
 import java.util.Date;
 
 @Data
 @TableName("ed_tag_library")
-public class EdTagLibrary {
+public class EdTagLibrary extends BaseModel{
 
     @TableId
     private String tagId;  // 主键 ID
@@ -19,14 +26,18 @@ public class EdTagLibrary {
     private String tagName;  // 标签库或标签名称
     private Integer orderBy;  // 排序字段
     private Integer isPublished;  // 是否已发布（0: 未发布, 1: 已发布）
-    private String createdBy;  // 创建人
 
-    @TableField(fill = FieldFill.INSERT)
-    private Date createdTime;  // 创建时间
-
-    private String updatedBy;  // 更新人
-
-    @TableField(fill = FieldFill.UPDATE)
-    private Date updatedTime;  // 更新时间
+    public void newInit() {
+        String id = IdWorker.getSnowFlakeIdString();
+        String userId = UserThreadLocal.getUserId();
+        this.setTagId(id);
+        Date now = new Date();
+        this.setCreatedTime(now);
+        this.setUpdatedTime(now);
+        this.setCreatedBy(userId);
+        this.setUpdatedBy(userId);
+        this.setEffectFlag(EffectFlagEnum.EFFECT.code);
+        this.setIsPublished(PublishEnum.UNPUBLISHED.getCode()); //默认未发布
+    }
 }
 
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/FileTagRelation.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/FileTagRelation.java
index 543c01b..ef82300 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/FileTagRelation.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/pojo/models/FileTagRelation.java
@@ -3,15 +3,32 @@ package com.electromagnetic.industry.software.manage.pojo.models;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.electromagnetic.industry.software.common.enums.EffectFlagEnum;
+import com.electromagnetic.industry.software.common.util.IdWorker;
+import com.electromagnetic.industry.software.common.util.UserThreadLocal;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 
+import java.util.Date;
+
 @EqualsAndHashCode(callSuper = true)
 @Data
 @TableName("file_tag_relations")
 public class FileTagRelation extends BaseModel {
-    @TableId(type = IdType.ASSIGN_UUID)
+
     private String id;
     private String fileId;
     private String tagId;
+
+    public void newInit() {
+        String newId = IdWorker.getSnowFlakeIdString();
+        Date now = new Date();
+        String userId = UserThreadLocal.getUserId();
+        this.setId(newId);
+        this.setCreatedTime(now);
+        this.setCreatedBy(userId);
+        this.setUpdatedTime(now);
+        this.setUpdatedBy(userId);
+        this.setEffectFlag(EffectFlagEnum.EFFECT.code);
+    }
 }
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/FileTagRelationService.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/FileTagRelationService.java
index e9406a0..d65df75 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/FileTagRelationService.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/FileTagRelationService.java
@@ -33,4 +33,5 @@ public interface FileTagRelationService extends IService<FileTagRelation> {
      * @return
      */
     List<String> getFileIdsByTagIds(List<String> tagIds);
+
 }
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java
index 42f0053..30504f3 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdFileInfoServiceImpl.java
@@ -1359,20 +1359,33 @@ public class EdFileInfoServiceImpl extends ServiceImpl<EdFileInfoMapper, EdFileI
         LambdaQueryWrapper<EdFileFavorite> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.eq(EdFileFavorite::getUserId, userId)
                 .eq(EdFileFavorite::getFileId, fileId);
-        if (fileFavoriteService.getOne(queryWrapper) != null) {
-            throw new BizException("文件已收藏，无法重复收藏！");
+        EdFileFavorite existingFavorite = fileFavoriteService.getOne(queryWrapper);
+
+        boolean result;
+
+        if (existingFavorite != null) {
+            // 如果收藏记录已存在且有效
+            if (Objects.equals(existingFavorite.getEffectFlag(), EffectFlagEnum.EFFECT.code)) {
+                throw new BizException("文件已收藏，无法重复收藏！");
+            }
+            // 恢复失效的收藏记录
+            existingFavorite.setEffectFlag(EffectFlagEnum.EFFECT.code);
+            existingFavorite.newInit(); // 重置更新时间等信息
+            result = fileFavoriteService.updateById(existingFavorite);
+        } else {
+            // 插入收藏记录
+            EdFileFavorite favorite = new EdFileFavorite();
+            favorite.newInit();
+            favorite.setUserId(userId);
+            favorite.setFileId(fileId);
+            result = fileFavoriteService.save(favorite);
         }
 
-        // 插入收藏记录
-        EdFileFavorite favorite = new EdFileFavorite();
-        favorite.setUserId(userId);
-        favorite.setFileId(fileId);
-        boolean isSaved = fileFavoriteService.save(favorite);
-        if (isSaved) {
+        if (result) {
             EdFileInfo fileInfo = this.baseMapper.selectById(fileId);
             UserThreadLocal.setSuccessInfo(Optional.ofNullable(fileInfo).map(EdFileInfo::getParentId).orElse(""), fileId, StrFormatter.format("收藏了文件"));
         }
-        return isSaved;
+        return result;
     }
 
     /**
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java
index a2241db..027d3c5 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java
@@ -5,12 +5,13 @@ import cn.hutool.core.text.StrFormatter;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.electromagnetic.industry.software.common.enums.EffectFlagEnum;
 import com.electromagnetic.industry.software.common.enums.PublishEnum;
 import com.electromagnetic.industry.software.common.enums.TagTypeEnum;
 import com.electromagnetic.industry.software.common.exception.BizException;
 import com.electromagnetic.industry.software.common.pojo.TreeNode;
-import com.electromagnetic.industry.software.common.util.IdWorker;
 import com.electromagnetic.industry.software.common.util.UserThreadLocal;
 import com.electromagnetic.industry.software.manage.mapper.EdTagLibraryMapper;
 import com.electromagnetic.industry.software.manage.mapper.FileTagRelationMapper;
@@ -19,6 +20,7 @@ import com.electromagnetic.industry.software.manage.pojo.models.FileTagRelation;
 import com.electromagnetic.industry.software.manage.pojo.resp.FileTagInfo;
 import com.electromagnetic.industry.software.manage.pojo.resp.TagListVO;
 import com.electromagnetic.industry.software.manage.service.EdTagLibraryService;
+import com.electromagnetic.industry.software.manage.service.FileTagRelationService;
 import jakarta.annotation.Resource;
 import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
@@ -45,15 +47,13 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
 
         Assert.isTrue(!checkNameExist(tagName), StrFormatter.format("该标签组 {} 已存在", tagName));
         // 查询当前最大排序值
-        Integer maxOrder = selectMaxOrder(TagTypeEnum.GROUP.getCode(), "0");
+        int maxOrder = selectMaxOrder(TagTypeEnum.GROUP.getCode(), "0");
         EdTagLibrary tagGroup = new EdTagLibrary();
-        tagGroup.setTagId(IdWorker.getSnowFlakeIdString());
+        tagGroup.newInit();
         tagGroup.setParentId("0"); // 标签组父节点为"0"
         tagGroup.setType(TagTypeEnum.GROUP.getCode());
         tagGroup.setTagName(tagName);
         tagGroup.setOrderBy(maxOrder + 1); // 排在最后
-        tagGroup.setIsPublished(PublishEnum.UNPUBLISHED.getCode());
-        tagGroup.setCreatedBy(createdBy);
         boolean isSuccess = this.save(tagGroup);
         if (isSuccess) {
             UserThreadLocal.setSuccessInfo("", tagGroup.getTagId(), StrFormatter.format("新建了标签组{}", tagName));
@@ -72,9 +72,9 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
     public Boolean createTag(String parentId, String tagName, String createdBy) {
         Assert.isTrue(!checkNameExist(tagName), StrFormatter.format("该标签名 {} 已存在", tagName));
         // 查询当前组内最大排序值
-        Integer maxOrder = selectMaxOrder(TagTypeEnum.TAG.getCode(), parentId);
+        int maxOrder = selectMaxOrder(TagTypeEnum.TAG.getCode(), parentId);
         EdTagLibrary tag = new EdTagLibrary();
-        tag.setTagId(IdWorker.getSnowFlakeIdString());
+        tag.newInit();
         tag.setParentId(parentId);
         tag.setType(TagTypeEnum.TAG.getCode()); // 标签
         tag.setTagName(tagName);
@@ -87,7 +87,7 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
         tag.setCreatedBy(createdBy);
         boolean isSuccess = this.save(tag);
         if (isSuccess) {
-            UserThreadLocal.setSuccessInfo("", tag.getTagId(), StrFormatter.format("新建了标签{}", tagName));
+            UserThreadLocal.setSuccessInfo("", tag.getTagId(), StrFormatter.format("新建了标签 {} ", tagName));
         }
         return isSuccess;
     }
@@ -187,27 +187,51 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
     @Override
     @Transactional
     public Boolean deleteTagOrGroup(String tagId) {
-        EdTagLibrary tag = this.getById(tagId);
+        EdTagLibrary tag = this.getOne(
+                Wrappers.lambdaQuery(EdTagLibrary.class)
+                        .eq(EdTagLibrary::getTagId, tagId)
+                        .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code)
+        );
         Assert.notNull(tag, "标签不存在");
         // 如果是标签组，级联删除其下的所有标签
-        if (tag.getType() == 0) {
+        if (Objects.equals(tag.getType(), TagTypeEnum.GROUP.getCode())) {
+
+            // 逻辑删除子标签
+            this.update(
+                    Wrappers.lambdaUpdate(EdTagLibrary.class)
+                            .set(EdTagLibrary::getEffectFlag, EffectFlagEnum.NOT_EFFECTIVE.code)
+                            .eq(EdTagLibrary::getParentId, tagId)
+            );
 
             // 查询所有子标签
             List<EdTagLibrary> tags = this.list(new LambdaQueryWrapper<EdTagLibrary>()
                     .eq(EdTagLibrary::getParentId, tagId));
-            // 删除所有子标签的关联关系
-            fileTagRelationMapper.delete(new LambdaQueryWrapper<FileTagRelation>().in(FileTagRelation::getTagId, tags.stream().map(EdTagLibrary::getTagId).collect(Collectors.toList())));
-            // 删除所有子标签
-            this.remove(new LambdaQueryWrapper<EdTagLibrary>().eq(EdTagLibrary::getParentId, tagId));
+            // 逻辑删除子标签的关联关系
+            if (!tags.isEmpty()) {
+                fileTagRelationMapper.update(
+                        Wrappers.lambdaUpdate(FileTagRelation.class)
+                                .set(FileTagRelation::getEffectFlag, EffectFlagEnum.NOT_EFFECTIVE.code)
+                                .in(FileTagRelation::getTagId, tags.stream().map(EdTagLibrary::getTagId).collect(Collectors.toList()))
+                );
+            }
         }
-        // 删除本身
-        boolean isDeleted = this.removeById(tagId);
-        // 删除本身的关联关系
-        fileTagRelationMapper.delete(new LambdaQueryWrapper<FileTagRelation>().eq(FileTagRelation::getTagId, tagId));
-        if (isDeleted) {
+
+        // 逻辑删除当前标签/组
+        boolean mainDeleted = this.update(
+                Wrappers.lambdaUpdate(EdTagLibrary.class)
+                        .set(EdTagLibrary::getEffectFlag, EffectFlagEnum.NOT_EFFECTIVE.code)
+                        .eq(EdTagLibrary::getTagId, tagId)
+        );
+        // 逻辑删除本身的关联关系
+        fileTagRelationMapper.update(
+                Wrappers.lambdaUpdate(FileTagRelation.class)
+                        .set(FileTagRelation::getEffectFlag, EffectFlagEnum.NOT_EFFECTIVE.code)
+                        .eq(FileTagRelation::getTagId, tagId)
+        );
+        if (mainDeleted) {
             UserThreadLocal.setSuccessInfo("", tagId, StrFormatter.format("删除了标签 {} ", tag.getTagName()));
         }
-        return isDeleted;
+        return mainDeleted;
     }
 
     /**
@@ -221,11 +245,13 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
         // 查询所有标签组
         List<EdTagLibrary> groups = this.list(new LambdaQueryWrapper<EdTagLibrary>()
                 .eq(EdTagLibrary::getType, TagTypeEnum.GROUP.getCode())
+                .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code)
                 .orderByAsc(EdTagLibrary::getOrderBy));
 
         // 查询所有标签
         List<EdTagLibrary> tags = this.list(new LambdaQueryWrapper<EdTagLibrary>()
                 .eq(EdTagLibrary::getType, TagTypeEnum.TAG.getCode())
+                .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code)
                 .orderByAsc(EdTagLibrary::getOrderBy));
 
         // 构造分组数据
@@ -296,7 +322,8 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
     public List<TreeNode> listTagTree() {
 
         LambdaQueryWrapper<EdTagLibrary> queryWrapper = new LambdaQueryWrapper<>();
-        queryWrapper.eq(EdTagLibrary::getIsPublished, PublishEnum.PUBLISHED.getCode());
+        queryWrapper.eq(EdTagLibrary::getIsPublished, PublishEnum.PUBLISHED.getCode())
+                .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code);
         List<EdTagLibrary> tags = this.list(queryWrapper);
         Map<String, TreeNode> map = new HashMap<>();
         List<TreeNode> list = new ArrayList<>();
@@ -343,7 +370,8 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
     public List<FileTagInfo> listAllTags() {
         LambdaQueryWrapper<EdTagLibrary> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.eq(EdTagLibrary::getIsPublished, PublishEnum.PUBLISHED.getCode())
-                .eq(EdTagLibrary::getType, TagTypeEnum.TAG.getCode());
+                .eq(EdTagLibrary::getType, TagTypeEnum.TAG.getCode())
+                .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code);
         return this.list(queryWrapper).stream()
                 .map(tag -> {
                     FileTagInfo info = new FileTagInfo();
@@ -360,7 +388,7 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
      */
     private boolean checkNameExist(String tagName) {
         LambdaQueryWrapper<EdTagLibrary> queryWrapper = new LambdaQueryWrapper<>();
-        queryWrapper.eq(EdTagLibrary::getTagName, tagName);
+        queryWrapper.eq(EdTagLibrary::getTagName, tagName).eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code);
         return this.count(queryWrapper) > 0;
     }
 
@@ -371,8 +399,19 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
      */
     private int selectMaxOrder(int typeCode, String parentId) {
         // 查询当前最大排序值
-        int maxOrder = Optional.ofNullable(this.getBaseMapper().selectMaxOrder(typeCode, parentId)).orElse(0);
-        return maxOrder;
+        // int maxOrder = Optional.ofNullable(this.getBaseMapper().selectMaxOrder(typeCode, parentId)).orElse(0);
+        return this.baseMapper.selectObjs(
+                        Wrappers.lambdaQuery(EdTagLibrary.class)
+                                .select(EdTagLibrary::getOrderBy)
+                                .eq(EdTagLibrary::getType, typeCode)
+                                .eq(EdTagLibrary::getParentId, parentId)
+                                .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code)
+                                .orderByDesc(EdTagLibrary::getOrderBy)
+                                .last("LIMIT 1") // 取最大值
+                ).stream()
+                .findFirst()
+                .map(obj -> (Integer) obj)
+                .orElse(0); // 处理空值
     }
 }
 
diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/FileTagRelationServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/FileTagRelationServiceImpl.java
index e6bf5e9..19761e6 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/FileTagRelationServiceImpl.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/FileTagRelationServiceImpl.java
@@ -2,7 +2,10 @@ package com.electromagnetic.industry.software.manage.service.serviceimpl;
 
 import cn.hutool.core.lang.Assert;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.electromagnetic.industry.software.common.enums.EffectFlagEnum;
 import com.electromagnetic.industry.software.common.enums.PublishEnum;
 import com.electromagnetic.industry.software.common.util.IdWorker;
 import com.electromagnetic.industry.software.common.util.UserThreadLocal;
@@ -39,20 +42,29 @@ public class FileTagRelationServiceImpl extends ServiceImpl<FileTagRelationMappe
         // 检查标签是否存在并且已发布
         EdTagLibrary tag = edTagLibraryMapper.selectOne(new LambdaQueryWrapper<EdTagLibrary>()
                 .eq(EdTagLibrary::getTagId, tagId)
-                .eq(EdTagLibrary::getIsPublished, PublishEnum.PUBLISHED.getCode()));
+                .eq(EdTagLibrary::getIsPublished, PublishEnum.PUBLISHED.getCode())
+                .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code));
         Assert.notNull(tag, "标签不存在或未发布");
 
-        // 创建文件与标签关系
-        FileTagRelation relation = new FileTagRelation();
-        relation.setId(IdWorker.getSnowFlakeIdString());
-        relation.setFileId(fileId);
-        relation.setTagId(tagId);
-        relation.setCreatedBy(createdBy);
-
-        return this.saveOrUpdate(relation, new LambdaQueryWrapper<FileTagRelation>()
+        // 查询或创建关联关系
+        FileTagRelation relation = this.getOne(new LambdaQueryWrapper<FileTagRelation>()
                 .eq(FileTagRelation::getFileId, fileId)
                 .eq(FileTagRelation::getTagId, tagId));
 
+        boolean result;
+        if (relation == null) {
+            relation = new FileTagRelation();
+            relation.newInit();
+            relation.setFileId(fileId);
+            relation.setTagId(tagId);
+            result = this.save(relation);
+        } else {
+            // 恢复已删除的关联
+            relation.setEffectFlag(EffectFlagEnum.EFFECT.code);
+            relation.setUpdatedBy(createdBy);
+            result = this.updateById(relation);
+        }
+        return result;
     }
 
     /**
@@ -66,6 +78,8 @@ public class FileTagRelationServiceImpl extends ServiceImpl<FileTagRelationMappe
     @Override
     @Transactional
     public boolean addTagsToFile(String fileId, List<String> tagIds, String createdBy) {
+
+        Assert.notEmpty(tagIds, "标签列表不能为空");
         boolean isSuccess = true;
         for (String tagId : tagIds) {
             isSuccess &= addTagToFile(fileId, tagId, createdBy);
@@ -75,6 +89,7 @@ public class FileTagRelationServiceImpl extends ServiceImpl<FileTagRelationMappe
             String tags = edTagLibraryMapper.selectList(new LambdaQueryWrapper<EdTagLibrary>()
                     .in(EdTagLibrary::getTagId, tagIds)
                     .select(EdTagLibrary::getTagName)
+                    .eq(EdTagLibrary::getEffectFlag, EffectFlagEnum.EFFECT.code)
                     .eq(EdTagLibrary::getIsPublished, PublishEnum.PUBLISHED.getCode())).stream().map(EdTagLibrary::getTagName).collect(Collectors.joining(","));
 
             EdFileInfo fileInfo = edFileInfoMapper.selectById(fileId);
@@ -93,7 +108,8 @@ public class FileTagRelationServiceImpl extends ServiceImpl<FileTagRelationMappe
     @Override
     public List<FileTagInfo> getFileTags(String fileId) {
         LambdaQueryWrapper<FileTagRelation> queryWrapper = new LambdaQueryWrapper<>();
-        queryWrapper.eq(FileTagRelation::getFileId, fileId);
+        queryWrapper.eq(FileTagRelation::getFileId, fileId)
+                .eq(FileTagRelation::getEffectFlag, EffectFlagEnum.EFFECT.code);
         List<FileTagRelation> relations = this.list(queryWrapper);
         List<FileTagInfo> result = new ArrayList<>();
         for (FileTagRelation relation : relations) {
@@ -117,11 +133,13 @@ public class FileTagRelationServiceImpl extends ServiceImpl<FileTagRelationMappe
     @Override
     public List<String> getFileIdsByTagIds(List<String> tagIds) {
         LambdaQueryWrapper<FileTagRelation> queryWrapper = new LambdaQueryWrapper<>();
-        queryWrapper.in(FileTagRelation::getTagId, tagIds);
+        queryWrapper.in(FileTagRelation::getTagId, tagIds)
+                .eq(FileTagRelation::getEffectFlag, EffectFlagEnum.EFFECT.code);
         List<FileTagRelation> relations = this.list(queryWrapper);
         return relations.stream()
                 .map(FileTagRelation::getFileId)
                 .distinct()
                 .toList();
     }
+
 }
\ No newline at end of file