from pydantic_settings import BaseSettings
from typing import Optional


class Settings(BaseSettings):
    # 应用配置
    APP_NAME: str = "IPAM Management System"
    APP_VERSION: str = "0.1.0"
    DEBUG: bool = True

    # 数据库配置
    DATABASE_URL: str = "mysql+pymysql://ipam:***@localhost:3308/ipam"

    # Redis配置
    REDIS_URL: str = "redis://localhost:6379/0"

    # Celery配置
    CELERY_BROKER_URL: str = "redis://localhost:6379/1"
    CELERY_RESULT_BACKEND: str = "redis://localhost:6379/2"

    # JWT配置
    SECRET_KEY: str = "your-super-secret-key-here-change-in-production"
    ALGORITHM: str = "HS256"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24 * 7

    # 扫描配置
    PING_TIMEOUT: int = 2
    PING_RETRIES: int = 2
    SCAN_CONCURRENCY: int = 50

    class Config:
        env_file = ".env"


settings = Settings()