def extract(
        self,
        file_id: str,
    ) -> Document:
        """
        Extracts text content from Box files and creates Document objects.

        This method utilizes the Box API to retrieve the text representation
        (if available) of the specified Box files. It then creates Document
        objects containing the extracted text and file metadata.

        Args:
            file_id (str): A of Box file ID
                to extract text from.

        Returns:
            List[Document]: A list of Document objects containing the extracted
                text content and file metadata.

        """
        # Connect to Box
        box_check_connection(self._box_client)

        # get payload information
        box_file = get_box_files_details(
            box_client=self._box_client, file_ids=[file_id]
        )[0]

        box_file = get_text_representation(
            box_client=self._box_client,
            box_files=[box_file],
        )[0]

        doc = box_file_to_llama_document(box_file)
        doc.text = box_file.text_representation if box_file.text_representation else ""
        return doc

        Extracts text content from Box files and creates Document objects.

        This method utilizes the Box API to retrieve the text representation
        (if available) of the specified Box files. It then creates Document
        objects containing the extracted text and file metadata.

        Args:
            file_id (str): A of Box file ID
                to extract text from.

        Returns:
            List[Document]: A list of Document objects containing the extracted
                text content and file metadata.

        
llama-index-integrations/tools/llama-index-tools-box/llama_index/tools/box/text_extract/base.py