"""持久化网页配置：账号数 / 接码 URL / 邮件助手 / CPA 等。"""
from __future__ import annotations

import json
import os
import threading
from dataclasses import asdict, dataclass, field, fields

CONFIG_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), "config.local.json")
_LOCK = threading.Lock()


@dataclass
class AppConfig:
    # 注册控制
    account_count: int = 1
    headless: bool = False

    # 邮件
    mail_helper_url: str = "http://ali.ss5.xyz:17373"
    mail_domain: str = "edu.a4sky.com"
    mail_poll_interval_sec: int = 4
    mail_poll_max_attempts: int = 60  # 4s * 60 = 4min

    # PayPal / 接码
    phone_e164: str = "+15822201173"
    sms_api_url: str = "http://a.62-us.com/api/get_sms?key=a5d3262e05efaba982aba7cfae20b8bc"

    # CPA
    cpa_url: str = ""
    cpa_management_key: str = ""

    # 调试
    use_promo: bool = True

    @classmethod
    def load(cls) -> "AppConfig":
        if not os.path.exists(CONFIG_PATH):
            return cls()
        try:
            with open(CONFIG_PATH, "r", encoding="utf-8") as f:
                raw = json.load(f)
        except Exception:
            return cls()
        valid = {f.name for f in fields(cls)}
        cleaned = {k: v for k, v in (raw or {}).items() if k in valid}
        return cls(**cleaned)

    def save(self):
        with _LOCK:
            with open(CONFIG_PATH, "w", encoding="utf-8") as f:
                json.dump(asdict(self), f, ensure_ascii=False, indent=2)

    def update(self, patch: dict) -> "AppConfig":
        valid = {f.name for f in fields(self)}
        for k, v in (patch or {}).items():
            if k not in valid:
                continue
            current = getattr(self, k)
            if isinstance(current, bool):
                setattr(self, k, bool(v) if not isinstance(v, str) else v.lower() in ("1", "true", "yes", "on"))
            elif isinstance(current, int):
                try:
                    setattr(self, k, int(v))
                except Exception:
                    pass
            else:
                setattr(self, k, "" if v is None else str(v))
        self.save()
        return self