"""代理模块使用的白名单适配器。"""

from typing import Optional

from .proxy_platforms import create_adapter
from .proxy_platforms.base import BaseWhitelistAdapter, _get_local_exit_ip


class DouyuWhitelistSyncer:
    """把白名单 API 隔离成代理解析流程可调用的适配器。

    支持：
      - 新接口：platform + credentials（推荐）
      - 旧接口：uid + ukey（向后兼容，自动映射为协固平台）
    """

    def __init__(
        self,
        platform: str = "xiequ",
        credentials: dict = None,
        uid: str = "",
        ukey: str = "",
    ):
        # 向后兼容：如果传入 uid/ukey，转为 credentials
        if uid and ukey and not credentials:
            platform = "xiequ"
            credentials = {"uid": uid, "ukey": ukey}

        self.platform = platform
        self.credentials = credentials or {}
        self._adapter: Optional[BaseWhitelistAdapter] = None

        if self.credentials:
            self._adapter = create_adapter(platform, self.credentials)

    def sync_ip(self, ip: str) -> tuple[bool, str]:
        if not self._adapter:
            return False, "未配置白名单凭据"
        return self._adapter.sync_ip(ip)

    def get_local_exit_ip(self) -> Optional[str]:
        return _get_local_exit_ip()