from dataclasses import dataclass
from typing import Tuple, Optional

import yaml


@dataclass
class GlobalConfig:
    max_concurrency: int
    timeout: int
    retry_times: int


@dataclass
class DatabaseConfig:
    # SQLite的配置字段保留，用于兼容
    path: Optional[str] = None
    pool_size: int = 10
    # MySQL配置
    host: str = "localhost"
    port: int = 3306
    username: str = "auto_cursor_reg"
    password: str = "this_password_jiaqiao"
    database: str = "auto_cursor_reg"
    # Redis配置
    use_redis: bool = False


@dataclass
class RedisConfig:
    host: str
    port: int
    password: str = ""
    db: int = 0


@dataclass
class ProxyConfig:
    api_url: str
    batch_size: int
    check_interval: int
    api_proxy: Optional[str] = None


@dataclass
class RegisterConfig:
    delay_range: Tuple[int, int]
    batch_size: int


@dataclass
class EmailConfig:
    file_path: str


@dataclass
class SelfHostedEmailConfig:
    """自建邮箱配置"""
    api_base_url: str
    api_key: Optional[str] = None


@dataclass
class ServerConfig:
    hostname: str
    description: Optional[str] = None


@dataclass
class AutoServiceConfig:
    check_interval: int = 60
    upload_interval: int = 300
    email_check_threshold: int = 30
    email_fetch_count: int = 2


@dataclass
class CapsolverConfig:
    api_key: str
    website_url: str
    website_key: str


@dataclass
class YesCaptchaConfig:
    client_key: str
    website_url: str
    website_key: str
    use_cn_server: bool


@dataclass
class CaptchaConfig:
    provider: str
    capsolver: CapsolverConfig
    yescaptcha: YesCaptchaConfig


@dataclass
class Config:
    global_config: GlobalConfig
    database_config: DatabaseConfig
    redis_config: Optional[RedisConfig] = None
    proxy_config: ProxyConfig = None
    register_config: RegisterConfig = None
    email_config: EmailConfig = None
    captcha_config: CaptchaConfig = None
    server_config: Optional[ServerConfig] = None
    auto_service_config: Optional[AutoServiceConfig] = None
    self_hosted_email_config: Optional[SelfHostedEmailConfig] = None
    hostname: Optional[str] = None  # 向后兼容

    @classmethod
    def from_yaml(cls, path: str = "config.yaml"):
        with open(path, 'r', encoding='utf-8') as f:
            data = yaml.safe_load(f)

        # 创建 database 配置对象
        db_config = DatabaseConfig(**data.get('database', {}))
        
        # 创建 redis 配置对象（如果有）
        redis_config = None
        if 'redis' in data and db_config.use_redis:
            redis_config = RedisConfig(**data['redis'])

        # 创建 captcha 配置对象
        captcha_data = data.get('captcha', {})
        captcha_config = None
        if captcha_data:
            captcha_config = CaptchaConfig(
                provider=captcha_data.get('provider', 'capsolver'),
                capsolver=CapsolverConfig(**captcha_data.get('capsolver', {})),
                yescaptcha=YesCaptchaConfig(**captcha_data.get('yescaptcha', {}))
            )

        # 创建其他配置对象
        global_config = GlobalConfig(**data.get('global', {}))
        proxy_config = ProxyConfig(**data.get('proxy', {})) if 'proxy' in data else None
        register_config = RegisterConfig(**data.get('register', {})) if 'register' in data else None
        email_config = EmailConfig(**data.get('email', {})) if 'email' in data else None
        
        # 创建服务器配置对象
        server_config = ServerConfig(**data.get('server_config', {})) if 'server_config' in data else None
        
        # 创建自动服务配置对象
        auto_service_config = AutoServiceConfig(**data.get('auto_service', {})) if 'auto_service' in data else None
        
        # 创建自建邮箱配置对象
        self_hosted_email_config = SelfHostedEmailConfig(**data.get('self_hosted_email', {})) if 'self_hosted_email' in data else None
        
        # 设置hostname (优先使用server_config中的hostname)
        hostname = None
        if server_config and hasattr(server_config, 'hostname'):
            hostname = server_config.hostname
        
        return cls(
            global_config=global_config,
            database_config=db_config,
            redis_config=redis_config,
            proxy_config=proxy_config,
            register_config=register_config,
            email_config=email_config,
            captcha_config=captcha_config,
            server_config=server_config,
            auto_service_config=auto_service_config,
            self_hosted_email_config=self_hosted_email_config,
            hostname=hostname
        )