"""统一配置类，集中管理所有配置项。"""


class Config:
    """统一配置类"""

    # 编码检测
    # 回退编码列表，当 chardet 检测失败时依次尝试
    FALLBACK_ENCODINGS = ['utf-8', 'gbk', 'gb2312', 'latin-1']

    # HTML 下载
    # 下载超时时间（秒）
    DOWNLOAD_TIMEOUT = 30
    # HTTP User-Agent 标识
    USER_AGENT = "lyxy-document/0.1.0"

    # 日志
    # 日志等级，默认只输出 ERROR 级别避免干扰 Markdown 输出
    LOG_LEVEL = "ERROR"


# 依赖配置：按文件类型和平台组织
# 每个平台配置包含 python 版本要求（None 表示使用默认）和依赖列表
DEPENDENCIES = {
    "pdf": {
        "default": {
            "python": None,
            "dependencies": [
                "docling",
                "unstructured[pdf]",
                "markitdown[pdf]",
                "pypdf",
                "markdownify",
                "chardet"
            ]
        },
        "Darwin-x86_64": {
            "python": "3.12",
            "dependencies": [
                "docling==2.40.0",
                "docling-parse==4.0.0",
                "numpy<2",
                "markitdown[pdf]",
                "pypdf",
                "markdownify",
                "chardet"
            ]
        }
    },
    "docx": {
        "default": {
            "python": None,
            "dependencies": [
                "docling",
                "unstructured[docx]",
                "markitdown[docx]",
                "pypandoc-binary",
                "python-docx",
                "markdownify",
                "chardet"
            ]
        }
    },
    "xlsx": {
        "default": {
            "python": None,
            "dependencies": [
                "docling",
                "unstructured[xlsx]",
                "markitdown[xlsx]",
                "pandas",
                "tabulate",
                "chardet"
            ]
        }
    },
    "pptx": {
        "default": {
            "python": None,
            "dependencies": [
                "docling",
                "unstructured[pptx]",
                "markitdown[pptx]",
                "python-pptx",
                "markdownify",
                "chardet"
            ]
        }
    },
    "html": {
        "default": {
            "python": None,
            "dependencies": [
                "trafilatura",
                "domscribe",
                "markitdown",
                "html2text",
                "beautifulsoup4",
                "httpx",
                "chardet",
                "pyppeteer",
                "selenium"
            ]
        }
    }
}