"""Silo API client for LibreOffice Calc extension.

Thin wrapper around the shared ``silo_client`` package.  Provides a
``CalcSiloSettings`` adapter that reads/writes the local JSON settings
file, and re-exports ``SiloClient`` so existing ``from .client import
SiloClient`` imports continue to work unchanged.
"""

import os
import urllib.parse

from silo_client import SiloClient as _BaseSiloClient
from silo_client import SiloSettings

from . import settings as _settings


class CalcSiloSettings(SiloSettings):
    """Settings adapter backed by ``~/.config/silo/calc-settings.json``."""

    def get_api_url(self) -> str:
        cfg = _settings.load()
        url = cfg.get("api_url", "").rstrip("/")
        if not url:
            url = os.environ.get("SILO_API_URL", "http://localhost:8080/api")
        parsed = urllib.parse.urlparse(url)
        if not parsed.path or parsed.path == "/":
            url = url + "/api"
        return url

    def get_api_token(self) -> str:
        return _settings.load().get("api_token", "") or os.environ.get(
            "SILO_API_TOKEN", ""
        )

    def get_ssl_verify(self) -> bool:
        return _settings.load().get("ssl_verify", True)

    def get_ssl_cert_path(self) -> str:
        return _settings.load().get("ssl_cert_path", "")

    def save_auth(self, username, role, source, token):
        _settings.save_auth(username=username, role=role, source=source, token=token)

    def clear_auth(self):
        _settings.clear_auth()


_calc_settings = CalcSiloSettings()


def SiloClient(base_url=None):
    """Factory matching the old ``SiloClient(base_url=...)`` constructor."""
    return _BaseSiloClient(_calc_settings, base_url=base_url)