"""使用 pypandoc-binary 库解析 DOCX 文件"""

from typing import Optional, Tuple


def parse(file_path: str) -> Tuple[Optional[str], Optional[str]]:
    """使用 pypandoc-binary 库解析 DOCX 文件"""
    try:
        import pypandoc
    except ImportError:
        return None, "pypandoc-binary 库未安装"

    try:
        content = pypandoc.convert_file(
            source_file=file_path,
            to="md",
            format="docx",
            outputfile=None,
            extra_args=["--wrap=none"],
        )
    except OSError as exc:
        return None, f"pypandoc-binary 缺少 Pandoc 可执行文件: {exc}"
    except RuntimeError as exc:
        return None, f"pypandoc-binary 解析失败: {exc}"

    content = content.strip()
    if not content:
        return None, "文档为空"
    return content, None