diff --git a/chat-client/src/views/datasets/components/DocUpload.vue b/chat-client/src/views/datasets/components/DocUpload.vue
index 72827b3..e2258ef 100644
--- a/chat-client/src/views/datasets/components/DocUpload.vue
+++ b/chat-client/src/views/datasets/components/DocUpload.vue
@@ -24,8 +24,7 @@
           :on-change="handleFileChange"
           :file-list="[]"
           :show-file-list="false"
-          :limit="10"
-          accept=".txt,.md,.markdown,.mdx,.pdf,.html,.htm,.xlsx,.xls,.doc,.docx,.csv,.vtt,.properties"
+          accept=".txt,.md,.markdown,.mdx,.pdf,.html,.htm,.xlsx,.xls,.docx,.csv,.vtt,.properties"
           class="upload-area"
           :class="{ 'is-dragover': isDragOver }"
           @drop="handleDrop"
@@ -38,7 +37,7 @@
             </el-icon>
             <div class="upload-text">
               <h4>拖拽文件到此处 或 <span class="link-text">点击选择</span></h4>
-              <p>支持 TXT、MD、PDF、Word、Excel、HTML、CSV 等格式</p>
+              <p>支持 TXT、MD、PDF、DOCX、Excel、HTML、CSV 等格式（不支持DOC格式）</p>
               <p>单个文件不超过 100MB，最多可选择 10 个文件</p>
             </div>
           </div>
@@ -330,7 +329,7 @@
 </template>
 
 <script setup lang="ts">
-import { ref, reactive, computed } from 'vue'
+import { ref, reactive, computed, nextTick } from 'vue'
 import { ElMessage, ElNotification, ElLoading } from 'element-plus'
 import type { UploadFile as ElUploadFile } from 'element-plus'
 import {
@@ -373,6 +372,7 @@ const uploading = ref(false)
 const uploadFiles = ref<ElUploadFile[]>([])
 const isDragOver = ref(false)
 const uploadRef = ref()
+const isProcessingFileLimit = ref(false)
 
 // 解析模式选项
 const analysisMode = [
@@ -452,14 +452,55 @@ const getStep3Icon = () => {
 
 // 方法
 const handleFileChange = (file: ElUploadFile, fileList: ElUploadFile[]) => {
+  // 防止无限循环
+  if (isProcessingFileLimit.value) {
+    return
+  }
+  
   // 文件大小检查
   if (file.size && file.size > 100 * 1024 * 1024) {
     ElMessage.error('文件大小不能超过 100MB')
     return false
   }
   
-  // 更新文件列表
-  uploadFiles.value = fileList
+  // 文件数量检查，如果超过10个，只保留前10个
+  if (fileList.length > 10) {
+    isProcessingFileLimit.value = true
+    
+    const truncatedList = fileList.slice(0, 10)
+    const removedCount = fileList.length - 10
+    
+    ElMessage.warning({
+      message: `已选择 ${fileList.length} 个文件，超出限制。系统已自动保留前 10 个文件，移除了 ${removedCount} 个文件。`,
+      duration: 4000,
+      showClose: true
+    })
+    
+    // 更新我们的文件列表
+    uploadFiles.value = truncatedList
+    
+    // 清除并重新设置上传组件的文件列表
+    nextTick(() => {
+      if (uploadRef.value) {
+        uploadRef.value.clearFiles()
+        
+        // 重新添加前10个文件
+        truncatedList.forEach(uploadFile => {
+          if (uploadFile.raw) {
+            uploadRef.value.handleStart(uploadFile.raw)
+          }
+        })
+      }
+      
+      // 重置标志
+      setTimeout(() => {
+        isProcessingFileLimit.value = false
+      }, 100)
+    })
+  } else {
+    // 更新文件列表
+    uploadFiles.value = fileList
+  }
 }
 
 const handleDrop = () => {
@@ -579,7 +620,7 @@ const handleUpload = async () => {
       await deleteDocument(parseInt(props.replaceFileId))
       deleteLoading.close()
       
-      // 重新显示上传进度
+      // 重新显示上传进度X
       const uploadLoading = ElLoading.service({
         lock: true,
         text: '正在上传新文件...',
diff --git a/chat-client/src/views/datasets/components/DocumentList.vue b/chat-client/src/views/datasets/components/DocumentList.vue
index 6205031..ded5ad7 100644
--- a/chat-client/src/views/datasets/components/DocumentList.vue
+++ b/chat-client/src/views/datasets/components/DocumentList.vue
@@ -88,6 +88,7 @@
               :header-row-style="{ height: '50px' }"
               @selection-change="handleSelectionChange"
               @row-dblclick="handleRowDoubleClick"
+              @sort-change="handleSortChange"
           >
               <el-table-column type="selection" width="55" />
               <el-table-column
@@ -97,7 +98,7 @@
                   type="index"
                   :index="indexMethod"
               />
-              <el-table-column prop="fileName" :label="t('vabI18n.knowledge.document.table.fileName')" min-width="250">
+              <el-table-column prop="fileName" :label="t('vabI18n.knowledge.document.table.fileName')" min-width="250" sortable="custom" :sort-orders="['ascending', 'descending']">
                   <template #default="{ row }">
                       <div class="file-name-cell">
                           <img
@@ -132,8 +133,8 @@
                       <span v-else class="folder-status">--</span>
                   </template>
               </el-table-column>
-              <el-table-column prop="createDate" :label="t('vabI18n.knowledge.document.table.createDate')" width="180" />
-              <el-table-column prop="charCount" :label="t('vabI18n.knowledge.document.table.charCount')" width="120" align="right">
+              <el-table-column prop="createDate" :label="t('vabI18n.knowledge.document.table.createDate')" width="180" sortable="custom" :sort-orders="['ascending', 'descending']" />
+              <el-table-column prop="charCount" :label="t('vabI18n.knowledge.document.table.charCount')" width="120" align="right" sortable="custom" :sort-orders="['ascending', 'descending']">
                   <template #default="{ row }">
                       <span class="char-count" v-if="row.type === 'file'">{{ formatFileSize(row.charCount) }}</span>
                       <span v-else class="folder-indicator">--</span>
@@ -243,7 +244,6 @@
               @success="handleUploadSuccess"
           />
       </el-dialog>
-<<<<<<< HEAD
       
       <!-- 文件替换对话框 -->
       <el-dialog 
@@ -282,9 +282,6 @@
           />
       </el-dialog>
       
-=======
-
->>>>>>> 分段预览
       <!-- 预览抽屉 -->
 
     <el-drawer
@@ -683,6 +680,12 @@ size: 20,
 total: 0
 })
 
+// 排序数据
+const sortConfig = reactive({
+orderBy: 'name',
+orderDirection: 'ASC'
+})
+
 // 文件列表数据
 const fileList = ref<FileItem[]>([])
 
@@ -1039,8 +1042,8 @@ try {
     difyDatasetId: datasetId.value,
     parentId: currentParentId.value, // 使用当前文件夹ID
     fileName: searchKeyword.value || undefined,
-    orderBy: 'name',
-    orderDirection: 'ASC',
+    orderBy: sortConfig.orderBy,
+    orderDirection: sortConfig.orderDirection,
     pageNo: pagination.current,
     pageSize: pagination.size
   }
@@ -1194,6 +1197,25 @@ pagination.current = 1
 fetchDocuments()
 }
 
+// 排序变化处理
+const handleSortChange = (sortInfo: any) => {
+  if (sortInfo.prop && sortInfo.order) {
+    // 映射前端字段到后端字段
+    const fieldMapping: Record<string, string> = {
+      'fileName': 'name',
+      'createDate': 'created_at',
+      'charCount': 'size'
+    }
+    
+    sortConfig.orderBy = fieldMapping[sortInfo.prop] || sortInfo.prop
+    sortConfig.orderDirection = sortInfo.order === 'ascending' ? 'ASC' : 'DESC'
+    
+    // 重置到第一页并刷新数据
+    pagination.current = 1
+    fetchDocuments()
+  }
+}
+
 // 处理文件夹打开
 const handleOpenFolder = (row: FileItem) => {
 // 设置当前文件夹ID并更新面包屑路径
diff --git a/chat-server/src/main/java/com/bjtds/brichat/entity/dataset/TDatasetFiles.java b/chat-server/src/main/java/com/bjtds/brichat/entity/dataset/TDatasetFiles.java
index b953a68..fea1f45 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/entity/dataset/TDatasetFiles.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/entity/dataset/TDatasetFiles.java
@@ -50,7 +50,11 @@ public class TDatasetFiles {
      * 文件大小(字节)，文件夹通常为0或子项总和
      */
     private Long size;
-    
+    /**
+     * 字符数量
+     */
+//    private String charCount;
+//
     /**
      * 所有者用户ID
      */
diff --git a/chat-server/src/main/java/com/bjtds/brichat/service/DeepAnalysisQueueService.java b/chat-server/src/main/java/com/bjtds/brichat/service/DeepAnalysisQueueService.java
index a94ed15..338ded4 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/service/DeepAnalysisQueueService.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/service/DeepAnalysisQueueService.java
@@ -247,7 +247,7 @@ public class DeepAnalysisQueueService {
                 Map<Object, Object> taskInfo = redisTemplate.opsForHash().entries(taskInfoKey);
                 Integer fileId = (Integer) taskInfo.get("fileId");
                 if (fileId != null) {
-                    updateFileStatus(fileId, IndexingStatusEnum.ERROR.getCode());
+                    updateFileStatus(fileId, IndexingStatusEnum.FAILED.getCode());
                 }
             } catch (Exception ex) {
                 logger.error("更新文件状态失败: {}", ex.getMessage(), ex);
diff --git a/chat-server/src/main/java/com/bjtds/brichat/service/dify/impl/DifyDatasetApiServiceImpl.java b/chat-server/src/main/java/com/bjtds/brichat/service/dify/impl/DifyDatasetApiServiceImpl.java
index cca2be7..c0e40f1 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/service/dify/impl/DifyDatasetApiServiceImpl.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/service/dify/impl/DifyDatasetApiServiceImpl.java
@@ -162,13 +162,13 @@ public class DifyDatasetApiServiceImpl implements DifyDatasetApiService {
                    System.currentTimeMillis() - stepStartTime, originalFilename, fileExtension);
         
         // 2. 处理DOC文件转换
-        if (documentConversionService.isDocFile(fileExtension)) {
-            stepStartTime = System.currentTimeMillis();
-            logger.info("检测到DOC文件，开始转换: {}", originalFilename);
-            file = documentConversionService.convertDocToDocx(file, originalFilename);
-            logger.info("DOC转换完成，耗时: {} ms，新文件名: {}", 
-                       System.currentTimeMillis() - stepStartTime, file.getOriginalFilename());
-        }
+//        if (documentConversionService.isDocFile(fileExtension)) {
+//            stepStartTime = System.currentTimeMillis();
+//            logger.info("检测到DOC文件，开始转换: {}", originalFilename);
+//            file = documentConversionService.convertDocToDocx(file, originalFilename);
+//            logger.info("DOC转换完成，耗时: {} ms，新文件名: {}",
+//                       System.currentTimeMillis() - stepStartTime, file.getOriginalFilename());
+//        }
         
 
         // 5. 如果是深度解析，提交到队列处理
@@ -228,6 +228,8 @@ public class DifyDatasetApiServiceImpl implements DifyDatasetApiService {
         // 7. 上传后处理
         stepStartTime = System.currentTimeMillis();
         Map<String, String> document = (Map<String, String>) res.getBody().get("document");
+
+        long wordCount  = Long.parseLong(document.get("word_count"));
         //批次号
         String batch= (String) res.getBody().get("batch");
         String documentId = document.get("id");
@@ -249,6 +251,7 @@ public class DifyDatasetApiServiceImpl implements DifyDatasetApiService {
         String storagePath = difyUploadPath + "/" + getUUIDFilePath(documentId);
         datasetFiles.setDifyStoragePath(storagePath);
         datasetFiles.setSourceUrl(determineSourceUrl(sourceUrl, documentId));
+       // datasetFiles.setCharCount(String.valueOf(wordCount));
         datasetFiles.setIsDeep(false);
         datasetFiles.setIndexingStatus(IndexingStatusEnum.INDEXING.getCode());
         TDatasetFiles savedFile = datasetFilesService.createFile(datasetFiles);
@@ -268,6 +271,8 @@ public class DifyDatasetApiServiceImpl implements DifyDatasetApiService {
         long totalTime = System.currentTimeMillis() - startTime;
         logger.info("文档上传处理全部完成，总耗时: {} ms，文件: {}", totalTime, originalFilename);
 
+
+
         return res;
     }
 
diff --git a/chat-server/src/main/java/com/bjtds/brichat/service/impl/DatasetFilesServiceImpl.java b/chat-server/src/main/java/com/bjtds/brichat/service/impl/DatasetFilesServiceImpl.java
index 2fbd4d3..e623c4e 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/service/impl/DatasetFilesServiceImpl.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/service/impl/DatasetFilesServiceImpl.java
@@ -132,15 +132,22 @@ public class DatasetFilesServiceImpl implements DatasetFilesService {
         if (!StringUtils.hasText(datasetFiles.getName())) {
             throw new IllegalArgumentException("文件/文件夹名称不能为空");
         }
+        if (StringUtils.hasText(datasetFiles.getName()) && datasetFiles.getName().length() > 100) {
+            throw new IllegalArgumentException("文件夹名称过长,需要小于100个字符");
+        }
         if (!StringUtils.hasText(datasetFiles.getType())) {
             throw new IllegalArgumentException("类型不能为空");
         }
         if (!"file".equals(datasetFiles.getType()) && !"folder".equals(datasetFiles.getType())) {
             throw new IllegalArgumentException("类型必须是 file 或 folder");
         }
+
+
 //        if (!StringUtils.hasText(datasetFiles.getDifyDatasetId())) {
 //            throw new IllegalArgumentException("知识库ID不能为空");
 //        }
+
+
         if (datasetFiles.getOwnerId() == null) {
             throw new IllegalArgumentException("所有者ID不能为空");
         }
diff --git a/chat-server/src/main/java/com/bjtds/brichat/service/impl/EsTDatasetFilesServiceImpl.java b/chat-server/src/main/java/com/bjtds/brichat/service/impl/EsTDatasetFilesServiceImpl.java
index 7d1633c..709041d 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/service/impl/EsTDatasetFilesServiceImpl.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/service/impl/EsTDatasetFilesServiceImpl.java
@@ -113,6 +113,7 @@ public class EsTDatasetFilesServiceImpl implements EsTDatasetFilesService {
                                     doc.getDifyStoragePath(),
                                     doc.getSourceUrl(),
                                     doc.getIsDeep(),
+
                                     true
 
                             );
diff --git a/chat-server/src/main/java/com/bjtds/brichat/service/task/IndexingStatusTaskService.java b/chat-server/src/main/java/com/bjtds/brichat/service/task/IndexingStatusTaskService.java
index 49fbae9..35e2f6a 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/service/task/IndexingStatusTaskService.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/service/task/IndexingStatusTaskService.java
@@ -8,6 +8,7 @@ import com.bjtds.brichat.service.DatasetFilesService;
 import com.bjtds.brichat.service.EsKnowledgeService;
 import com.bjtds.brichat.service.EsTDatasetFilesService;
 import com.bjtds.brichat.service.IndexingTaskQueueService;
+import com.bjtds.brichat.util.EsTDatasetFilesImporter;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.scheduling.annotation.Scheduled;
@@ -37,7 +38,7 @@ public class IndexingStatusTaskService {
     private DifyDatasetsDocMapper difyDatasetsDocMapper;
 
     @Resource
-    private EsTDatasetFilesService esTDatasetFilesService;
+    private EsTDatasetFilesImporter esTDatasetFilesImporter;
     
     /**
      * 定时任务：每1秒检查一次文档索引状态
@@ -101,7 +102,7 @@ public class IndexingStatusTaskService {
 
 
                 //添加索引到ES
-                esTDatasetFilesService.createIndex(task.getDocumentId());
+                esTDatasetFilesImporter.importDocumentId(task.getFileId());
                 //修改文件状态
                 TDatasetFiles file = datasetFilesService.getFileById(task.getFileId());
                 if (file != null) {
diff --git a/chat-server/src/main/java/com/bjtds/brichat/service/task/PdfConversionTaskService.java b/chat-server/src/main/java/com/bjtds/brichat/service/task/PdfConversionTaskService.java
index 8cb62d4..441185d 100644
--- a/chat-server/src/main/java/com/bjtds/brichat/service/task/PdfConversionTaskService.java
+++ b/chat-server/src/main/java/com/bjtds/brichat/service/task/PdfConversionTaskService.java
@@ -70,7 +70,7 @@ public class PdfConversionTaskService {
     private static final String DEEP_ANALYSIS_PROCESSING = "deep_analysis:processing";
     
     // PDF任务超时时间（毫秒）
-    private static final long PDF_TASK_TIMEOUT_MS = 10 * 60 * 1000; // 10分钟
+    private static final long PDF_TASK_TIMEOUT_MS = 1 * 60 * 60 * 1000; // 1小时
 
     /**
      * 定时任务：每3秒检查一次PDF转换任务状态
@@ -208,9 +208,10 @@ public class PdfConversionTaskService {
 
         String folderUrl = statusResponse.getFolderUrl();
 
-        String fileName = taskInfo.getName().split("\\.")[0] ;
-        String absolutePath = outputPath + fileName + "/" + fileName+".md";
-
+        String originalName = taskInfo.getName();
+        int lastDotIndex = originalName.lastIndexOf('.');
+        String fileName = (lastDotIndex == -1) ? originalName : originalName.substring(0, lastDotIndex);
+        String absolutePath = outputPath + fileName + "/" + fileName + ".md";
 
 
         logger.info("=== PDF转换任务完成 ===");