"""本地配置持久化。"""

from __future__ import annotations

import json
from dataclasses import asdict, dataclass
from pathlib import Path


@dataclass
class AgentSettings:
    oms_url: str = "https://api.test.ideship.com/admin"
    token: str = ""
    device_name: str = ""
    bridge_port: int = 9333
    web_origin: str = "http://localhost:5173"

    @staticmethod
    def config_path() -> Path:
        base = Path.home() / ".oms-xhs-agent"
        base.mkdir(parents=True, exist_ok=True)
        return base / "settings.json"

    @classmethod
    def load(cls) -> AgentSettings:
        path = cls.config_path()
        if not path.is_file():
            return cls()
        try:
            raw = json.loads(path.read_text(encoding="utf-8"))
            if not isinstance(raw, dict):
                return cls()
            return cls(
                oms_url=str(raw.get("oms_url") or cls().oms_url),
                token=str(raw.get("token") or ""),
                device_name=str(raw.get("device_name") or ""),
                bridge_port=int(raw.get("bridge_port") or 9333),
                web_origin=str(raw.get("web_origin") or cls().web_origin),
            )
        except (json.JSONDecodeError, OSError, ValueError):
            return cls()

    def save(self) -> None:
        path = self.config_path()
        path.write_text(
            json.dumps(asdict(self), ensure_ascii=False, indent=2),
            encoding="utf-8",
        )