diff --git a/crazy_functions/Arxiv_论文对话.py b/crazy_functions/Arxiv_论文对话.py
index 99783b52..7a32222b 100644
--- a/crazy_functions/Arxiv_论文对话.py
+++ b/crazy_functions/Arxiv_论文对话.py
@@ -12,7 +12,7 @@ from typing import List, Dict, Optional
 
 from crazy_functions.crazy_utils import input_clipping
 from crazy_functions.crazy_utils import request_gpt_model_in_new_thread_with_ui_alive
-from crazy_functions.rag_fns.arxiv_fns.arxiv_splitter import ArxivSplitter, save_fragments_to_file
+from crazy_functions.rag_fns.arxiv_fns.arxiv_splitter import ArxivSplitter, save_fragments_to_file, process_arxiv_sync
 from crazy_functions.rag_fns.arxiv_fns.section_fragment import SectionFragment as Fragment
 from crazy_functions.rag_fns.llama_index_worker import LlamaIndexRagWorker
 from toolbox import CatchException, update_ui, get_log_folder, update_ui_lastest_msg
@@ -51,6 +51,7 @@ class ArxivRagWorker:
         self.user_name = user_name
         self.llm_kwargs = llm_kwargs
         self.arxiv_id = self._normalize_arxiv_id(arxiv_id) if arxiv_id else None
+        self.fragments = None
 
 
         # 初始化基础目录
@@ -63,7 +64,6 @@ class ArxivRagWorker:
         self._processing_lock = ThreadLock()
         self._processed_fragments = set()
         self._processed_count = 0
-
         # 优化的线程池配置
         cpu_count = os.cpu_count() or 1
         self.thread_pool = ThreadPoolExecutor(
@@ -268,27 +268,18 @@ class ArxivRagWorker:
             f"in {elapsed_time:.2f}s (rate: {processing_rate:.2f} fragments/s)"
         )
 
-    async def process_paper(self, arxiv_id: str) -> bool:
+    async def process_paper(self,  fragments: List[Fragment]) -> bool:
         """处理论文主函数"""
         try:
-            arxiv_id = self._normalize_arxiv_id(arxiv_id)
-            logger.info(f"Starting to process paper: {arxiv_id}")
 
             if self.paper_path.exists():
-                logger.info(f"Paper {arxiv_id} already processed")
+                logger.info(f"Paper {self.arxiv_id} already processed")
                 return True
 
-            task = self._create_processing_task(arxiv_id)
-
+            task = self._create_processing_task(self.arxiv_id)
             try:
                 async with self.semaphore:
-                    fragments = await self.arxiv_splitter.process(arxiv_id)
-                    if not fragments:
-                        raise ValueError(f"No fragments extracted from paper {arxiv_id}")
-
-                    logger.info(f"Extracted {len(fragments)} fragments from paper {arxiv_id}")
                     await self._process_fragments(fragments)
-
                     self._complete_task(task, fragments, self.paper_path)
                     return True
 
@@ -297,7 +288,7 @@ class ArxivRagWorker:
                 raise
 
         except Exception as e:
-            logger.error(f"Error processing paper {arxiv_id}: {str(e)}")
+            logger.error(f"Error processing paper {self.arxiv_id}: {str(e)}")
             return False
 
     def _create_processing_task(self, arxiv_id: str) -> ProcessingTask:
@@ -429,29 +420,28 @@ def Arxiv论文对话(txt: str, llm_kwargs: Dict, plugin_kwargs: Dict, chatbot:
         return
 
     user_name = chatbot.get_user()
-    worker = ArxivRagWorker(user_name, llm_kwargs, arxiv_id=txt)
+    arxiv_worker = ArxivRagWorker(user_name, llm_kwargs, arxiv_id=txt)
 
     # 处理新论文的情况
-    if txt.lower().strip().startswith(('https://arxiv.org', 'arxiv.org', '0', '1', '2')) and not worker.loading:
+    if txt.lower().strip().startswith(('https://arxiv.org', 'arxiv.org', '0', '1', '2')) and not arxiv_worker.loading:
         chatbot.append((txt, "正在处理论文，请稍等..."))
         yield from update_ui(chatbot=chatbot, history=history)
-
+        arxiv_id = arxiv_worker.arxiv_id
+        fragments, formatted_content, output_dir = process_arxiv_sync(arxiv_worker.arxiv_splitter,                                                                  arxiv_worker.arxiv_id)
+        chatbot.append(["论文下载成功，接下来将编码论文，预计等待两分钟，请耐心等待，论文内容如下：", formatted_content])
         try:
             # 创建新的事件循环
             loop = asyncio.new_event_loop()
             asyncio.set_event_loop(loop)
 
-            # 使用超时控制
-            success = False
             try:
                 # 设置超时时间为5分钟
                 success = loop.run_until_complete(
-                    asyncio.wait_for(worker.process_paper(txt), timeout=300)
+                    asyncio.wait_for(arxiv_worker.process_paper(fragments), timeout=300)
                 )
                 if success:
-                    arxiv_id = worker._normalize_arxiv_id(txt)
                     success = loop.run_until_complete(
-                        asyncio.wait_for(worker.wait_for_paper(arxiv_id), timeout=60)
+                        asyncio.wait_for(arxiv_worker.wait_for_paper(arxiv_id), timeout=60)
                     )
                     if success:
                         chatbot[-1] = (txt, "论文处理完成，您现在可以开始提问。")
@@ -515,7 +505,7 @@ def Arxiv论文对话(txt: str, llm_kwargs: Dict, plugin_kwargs: Dict, chatbot:
     yield from update_ui(chatbot=chatbot, history=history)
 
     # 生成提示词
-    prompt = worker.retrieve_and_generate(query_clip)
+    prompt = arxiv_worker.retrieve_and_generate(query_clip)
     if not prompt:
         chatbot[-1] = (user_query, "抱歉，处理您的问题时出现错误，请重试。")
         yield from update_ui(chatbot=chatbot, history=history)
diff --git a/crazy_functions/doc_fns/content_folder.py b/crazy_functions/doc_fns/content_folder.py
new file mode 100644
index 00000000..1d32dfc4
--- /dev/null
+++ b/crazy_functions/doc_fns/content_folder.py
@@ -0,0 +1,387 @@
+from abc import ABC, abstractmethod
+from typing import Any, Dict, Optional, Type, TypeVar, Generic, Union
+from dataclasses import dataclass
+from enum import Enum, auto
+import logging
+from datetime import datetime
+from crazy_functions.rag_fns.arxiv_fns.section_fragment import SectionFragment
+
+# 设置日志
+logger = logging.getLogger(__name__)
+
+
+# 自定义异常类定义
+class FoldingError(Exception):
+    """折叠相关的自定义异常基类"""
+    pass
+
+
+class FormattingError(FoldingError):
+    """格式化过程中的错误"""
+    pass
+
+
+class MetadataError(FoldingError):
+    """元数据相关的错误"""
+    pass
+
+
+class ValidationError(FoldingError):
+    """验证错误"""
+    pass
+
+
+class FoldingStyle(Enum):
+    """折叠样式枚举"""
+    SIMPLE = auto()  # 简单折叠
+    DETAILED = auto()  # 详细折叠（带有额外信息）
+    NESTED = auto()  # 嵌套折叠
+
+
+@dataclass
+class FoldingOptions:
+    """折叠选项配置"""
+    style: FoldingStyle = FoldingStyle.DETAILED
+    code_language: Optional[str] = None  # 代码块的语言
+    show_timestamp: bool = False  # 是否显示时间戳
+    indent_level: int = 0  # 缩进级别
+    custom_css: Optional[str] = None  # 自定义CSS类
+
+
+T = TypeVar('T')  # 用于泛型类型
+
+
+class BaseMetadata(ABC):
+    """元数据基类"""
+
+    @abstractmethod
+    def validate(self) -> bool:
+        """验证元数据的有效性"""
+        pass
+
+    def _validate_non_empty_str(self, value: Optional[str]) -> bool:
+        """验证字符串非空"""
+        return bool(value and value.strip())
+
+
+@dataclass
+class FileMetadata(BaseMetadata):
+    """文件元数据"""
+    rel_path: str
+    size: float
+    last_modified: Optional[datetime] = None
+    mime_type: Optional[str] = None
+    encoding: str = 'utf-8'
+
+    def validate(self) -> bool:
+        """验证文件元数据的有效性"""
+        try:
+            if not self._validate_non_empty_str(self.rel_path):
+                return False
+            if self.size < 0:
+                return False
+            return True
+        except Exception as e:
+            logger.error(f"File metadata validation error: {str(e)}")
+            return False
+
+
+
+
+class ContentFormatter(ABC, Generic[T]):
+    """内容格式化抽象基类
+
+    支持泛型类型参数，可以指定具体的元数据类型。
+    """
+
+    @abstractmethod
+    def format(self,
+               content: str,
+               metadata: T,
+               options: Optional[FoldingOptions] = None) -> str:
+        """格式化内容
+
+        Args:
+            content: 需要格式化的内容
+            metadata: 类型化的元数据
+            options: 折叠选项
+
+        Returns:
+            str: 格式化后的内容
+
+        Raises:
+            FormattingError: 格式化过程中的错误
+        """
+        pass
+
+    def _create_summary(self, metadata: T) -> str:
+        """创建折叠摘要，可被子类重写"""
+        return str(metadata)
+
+    def _format_content_block(self,
+                              content: str,
+                              options: Optional[FoldingOptions]) -> str:
+        """格式化内容块，处理代码块等特殊格式"""
+        if not options:
+            return content
+
+        if options.code_language:
+            return f"```{options.code_language}\n{content}\n```"
+        return content
+
+    def _add_indent(self, text: str, level: int) -> str:
+        """添加缩进"""
+        if level <= 0:
+            return text
+        indent = "  " * level
+        return "\n".join(indent + line for line in text.splitlines())
+
+
+class FileContentFormatter(ContentFormatter[FileMetadata]):
+    """文件内容格式化器"""
+
+    def format(self,
+               content: str,
+               metadata: FileMetadata,
+               options: Optional[FoldingOptions] = None) -> str:
+        """格式化文件内容"""
+        if not metadata.validate():
+            raise MetadataError("Invalid file metadata")
+
+        try:
+            options = options or FoldingOptions()
+
+            # 构建摘要信息
+            summary_parts = [
+                f"{metadata.rel_path} ({metadata.size:.2f}MB)",
+                f"Type: {metadata.mime_type}" if metadata.mime_type else None,
+                (f"Modified: {metadata.last_modified.strftime('%Y-%m-%d %H:%M:%S')}"
+                 if metadata.last_modified and options.show_timestamp else None)
+            ]
+            summary = " | ".join(filter(None, summary_parts))
+
+            # 构建HTML类
+            css_class = f' class="{options.custom_css}"' if options.custom_css else ''
+
+            # 格式化内容
+            formatted_content = self._format_content_block(content, options)
+
+            # 组装最终结果
+            result = (
+                f'<details{css_class}><summary>{summary}</summary>\n\n'
+                f'{formatted_content}\n\n'
+                f'</details>\n\n'
+            )
+
+            return self._add_indent(result, options.indent_level)
+
+        except Exception as e:
+            logger.error(f"Error formatting file content: {str(e)}")
+            raise FormattingError(f"Failed to format file content: {str(e)}")
+
+
+class ContentFoldingManager:
+    """内容折叠管理器"""
+
+    def __init__(self):
+        """初始化折叠管理器"""
+        self._formatters: Dict[str, ContentFormatter] = {}
+        self._register_default_formatters()
+
+    def _register_default_formatters(self) -> None:
+        """注册默认的格式化器"""
+        self.register_formatter('file', FileContentFormatter())
+
+    def register_formatter(self, name: str, formatter: ContentFormatter) -> None:
+        """注册新的格式化器"""
+        if not isinstance(formatter, ContentFormatter):
+            raise TypeError("Formatter must implement ContentFormatter interface")
+        self._formatters[name] = formatter
+
+    def _guess_language(self, extension: str) -> Optional[str]:
+        """根据文件扩展名猜测编程语言"""
+        extension = extension.lower().lstrip('.')
+        language_map = {
+            'py': 'python',
+            'js': 'javascript',
+            'java': 'java',
+            'cpp': 'cpp',
+            'cs': 'csharp',
+            'html': 'html',
+            'css': 'css',
+            'md': 'markdown',
+            'json': 'json',
+            'xml': 'xml',
+            'sql': 'sql',
+            'sh': 'bash',
+            'yaml': 'yaml',
+            'yml': 'yaml',
+            'txt': None  # 纯文本不需要语言标识
+        }
+        return language_map.get(extension)
+
+    def format_content(self,
+                       content: str,
+                       formatter_type: str,
+                       metadata: Union[FileMetadata],
+                       options: Optional[FoldingOptions] = None) -> str:
+        """格式化内容"""
+        formatter = self._formatters.get(formatter_type)
+        if not formatter:
+            raise KeyError(f"No formatter registered for type: {formatter_type}")
+
+        if not isinstance(metadata, FileMetadata):
+            raise TypeError("Invalid metadata type")
+
+        return formatter.format(content, metadata, options)
+
+
+@dataclass
+class PaperMetadata(BaseMetadata):
+    """论文元数据"""
+    title: str
+    authors: str
+    abstract: str
+    catalogs: str
+    arxiv_id: str = ""
+
+    def validate(self) -> bool:
+        """验证论文元数据的有效性"""
+        try:
+            if not self._validate_non_empty_str(self.title):
+                return False
+            if not self._validate_non_empty_str(self.authors):
+                return False
+            if not self._validate_non_empty_str(self.abstract):
+                return False
+            if not self._validate_non_empty_str(self.catalogs):
+                return False
+            return True
+        except Exception as e:
+            logger.error(f"Paper metadata validation error: {str(e)}")
+            return False
+
+
+class PaperContentFormatter(ContentFormatter[PaperMetadata]):
+    """论文内容格式化器"""
+
+    def format(self,
+               fragments: list[SectionFragment],
+               metadata: PaperMetadata,
+               options: Optional[FoldingOptions] = None) -> str:
+        """格式化论文内容
+
+        Args:
+            fragments: 论文片段列表
+            metadata: 论文元数据
+            options: 折叠选项
+
+        Returns:
+            str: 格式化后的论文内容
+        """
+        if not metadata.validate():
+            raise MetadataError("Invalid paper metadata")
+
+        try:
+            options = options or FoldingOptions()
+
+            # 1. 生成标题部分（不折叠）
+            result = [f"# {metadata.title}\n"]
+
+            # 2. 生成作者信息（折叠）
+            result.append(self._create_folded_section(
+                "Authors",
+                metadata.authors,
+                options
+            ))
+
+            # 3. 生成摘要（折叠）
+            result.append(self._create_folded_section(
+                "Abstract",
+                metadata.abstract,
+                options
+            ))
+
+            # 4. 生成目录树（折叠）
+            result.append(self._create_folded_section(
+                "Table of Contents",
+                f"```\n{metadata.catalogs}\n```",
+                options
+            ))
+
+            # 5. 按章节组织并生成内容
+            sections = self._organize_sections(fragments)
+            for section, section_fragments in sections.items():
+                # 拼接该章节的所有内容
+                section_content = "\n\n".join(
+                    fragment.content for fragment in section_fragments
+                )
+
+                result.append(self._create_folded_section(
+                    section,
+                    section_content,
+                    options
+                ))
+
+            # 6. 生成参考文献（折叠）
+            # 收集所有非空的参考文献
+            all_refs = "\n".join(filter(None,
+                                        (fragment.bibliography for fragment in fragments)
+                                        ))
+            if all_refs:
+                result.append(self._create_folded_section(
+                    "Bibliography",
+                    f"```bibtex\n{all_refs}\n```",
+                    options
+                ))
+
+            return "\n\n".join(result)
+
+        except Exception as e:
+            logger.error(f"Error formatting paper content: {str(e)}")
+            raise FormattingError(f"Failed to format paper content: {str(e)}")
+
+    def _create_folded_section(self,
+                               title: str,
+                               content: str,
+                               options: FoldingOptions) -> str:
+        """创建折叠区块
+
+        Args:
+            title: 区块标题
+            content: 区块内容
+            options: 折叠选项
+
+        Returns:
+            str: 格式化后的折叠区块
+        """
+        css_class = f' class="{options.custom_css}"' if options.custom_css else ''
+
+        result = (
+            f'<details{css_class}><summary>{title}</summary>\n\n'
+            f'{content}\n\n'
+            f'</details>'
+        )
+
+        return self._add_indent(result, options.indent_level)
+
+    def _organize_sections(self,
+                           fragments: list[SectionFragment]
+                           ) -> Dict[str, list[SectionFragment]]:
+        """将片段按章节分组
+
+        Args:
+            fragments: 论文片段列表
+
+        Returns:
+            Dict[str, list[SectionFragment]]: 按章节分组的片段字典
+        """
+        sections: Dict[str, list[SectionFragment]] = {}
+
+        for fragment in fragments:
+            section = fragment.current_section or "Uncategorized"
+            if section not in sections:
+                sections[section] = []
+            sections[section].append(fragment)
+
+        return sections
\ No newline at end of file
diff --git a/crazy_functions/rag_fns/arxiv_fns/arxiv_splitter.py b/crazy_functions/rag_fns/arxiv_fns/arxiv_splitter.py
index c78f5ccc..83efd966 100644
--- a/crazy_functions/rag_fns/arxiv_fns/arxiv_splitter.py
+++ b/crazy_functions/rag_fns/arxiv_fns/arxiv_splitter.py
@@ -14,9 +14,10 @@ from crazy_functions.rag_fns.arxiv_fns.essay_structure import EssayStructurePars
 from crazy_functions.rag_fns.arxiv_fns.section_extractor import Section
 from crazy_functions.rag_fns.arxiv_fns.section_fragment import SectionFragment
 from crazy_functions.rag_fns.arxiv_fns.tex_utils import TexUtils
+from crazy_functions.doc_fns.content_folder import PaperContentFormatter, PaperMetadata
 
 
-def save_fragments_to_file(fragments: List[SectionFragment], output_dir: str = "fragment_outputs") -> Path:
+def save_fragments_to_file(fragments: List[SectionFragment], output_dir: Path ) -> Path:
     """
     Save all fragments to a single structured markdown file.
 
@@ -37,7 +38,7 @@ def save_fragments_to_file(fragments: List[SectionFragment], output_dir: str = "
 
     # Generate filename
     filename = f"paper_latex_content_{timestamp}.md"
-    file_path = output_path / filename
+    file_path = output_path/ filename
 
     # Group fragments by section
     sections = {}
@@ -733,7 +734,53 @@ class ArxivSplitter:
         return content.strip()
 
 
-async def test_arxiv_splitter():
+def process_arxiv_sync(splitter: ArxivSplitter, arxiv_id: str) -> tuple[List[SectionFragment], str, Path]:
+    """
+    同步处理 ArXiv 文档并返回分割后的片段
+
+    Args:
+        splitter: ArxivSplitter 实例
+        arxiv_id: ArXiv 文档ID
+
+    Returns:
+        list: 分割后的文档片段列表
+    """
+    try:
+        # 创建一个异步函数来执行异步操作
+        async def _process():
+            return await splitter.process(arxiv_id)
+
+        # 使用 asyncio.run() 运行异步函数
+        fragments = asyncio.run(_process())
+
+        # 保存片段到文件
+        output_dir = save_fragments_to_file(
+            fragments,
+            output_dir=splitter.root_dir / "arxiv_fragments"
+        )
+        print(f"Output saved to: {output_dir}")
+        # 创建论文格式化器
+        formatter = PaperContentFormatter()
+
+        # 准备元数据
+        # 创建格式化选项
+
+        metadata = PaperMetadata(
+            title=fragments[0].title,
+            authors=fragments[0].authors,
+            abstract=fragments[0].abstract,
+            catalogs=fragments[0].catalogs,
+            arxiv_id=fragments[0].arxiv_id
+        )
+
+        # 格式化内容
+        formatted_content = formatter.format(fragments, metadata)
+        return fragments, formatted_content, output_dir
+
+    except Exception as e:
+        print(f"✗ Processing failed for {arxiv_id}: {str(e)}")
+        raise
+def test_arxiv_splitter():
     """测试ArXiv分割器的功能"""
 
     # 测试配置
@@ -752,25 +799,21 @@ async def test_arxiv_splitter():
 
     # 创建分割器实例
     splitter = ArxivSplitter(
-        root_dir="test_cache"
+        root_dir="private_upload/default_user"
     )
 
     for case in test_cases:
         print(f"\nTesting paper: {case['arxiv_id']}")
         try:
-            fragments = await splitter.process(case['arxiv_id'])
-
+            # fragments = await splitter.process(case['arxiv_id'])
+            fragments, formatted_content, output_dir = process_arxiv_sync(splitter, case['arxiv_id'])
             # 保存fragments
-            output_dir = save_fragments_to_file(fragments, output_dir="crazy_functions/rag_fns/arxiv_fns/gpt_log")
-            print(f"Output saved to: {output_dir}")
-            # # 内容检查
-            # for fragment in fragments:
-            #     # 长度检查
-            #
-            #     print((fragment.content))
-            #     print(len(fragment.content))
+            for fragment in fragments:
+                # 长度检查
+                print((fragment.content))
+                print(len(fragment.content))
             # 类型检查
-
+            print(output_dir)
 
         except Exception as e:
             print(f"✗ Test failed for {case['arxiv_id']}: {str(e)}")