"""
配置管理
"""
import os
from pathlib import Path
from dotenv import load_dotenv

# 加载环境变量
env_path = Path(__file__).parent.parent / '.env'
load_dotenv(dotenv_path=env_path)

class Settings:
    """应用配置"""
    
    # 数据库配置
    DB_HOST: str = os.getenv("DB_HOST", "localhost")
    DB_PORT: int = int(os.getenv("DB_PORT", "3306"))
    DB_USER: str = os.getenv("DB_USER", "root")
    DB_PASSWORD: str = os.getenv("DB_PASSWORD", "")
    DB_NAME: str = os.getenv("DB_NAME", "buff")

    # 数据库URL
    @property
    def DATABASE_URL(self) -> str:
        return f"mysql+pymysql://{self.DB_USER}:{self.DB_PASSWORD}@{self.DB_HOST}:{self.DB_PORT}/{self.DB_NAME}?charset=utf8mb4"
    
    # 应用配置
    APP_ENV: str = os.getenv("APP_ENV", "development")
    DEBUG: bool = os.getenv("DEBUG", "False").lower() == "true"
    SECRET_KEY: str = os.getenv("SECRET_KEY", "your-secret-key-change-in-production")
    
    # 加密配置
    ENCRYPT_ENABLED: bool = os.getenv("ENCRYPT_ENABLED", "true").lower() == "true"
    KEY_ROTATION_DAYS: int = int(os.getenv("KEY_ROTATION_DAYS", "10"))
    
    # 日志配置
    LOG_LEVEL: str = os.getenv("LOG_LEVEL", "DEBUG")
    
    # API配置
    API_V1_PREFIX: str = "/api"
    ADMIN_PREFIX: str = "/admin"

    # Redis配置
    REDIS_HOST: str = os.getenv("REDIS_HOST", "47.99.164.66")
    REDIS_PORT: int = int(os.getenv("REDIS_PORT", "16379"))
    REDIS_DATABASE: int = int(os.getenv("REDIS_DATABASE", "11"))
    REDIS_PASSWORD: str = os.getenv("REDIS_PASSWORD", "Hzdyjs@123456")
    REDIS_TIMEOUT: int = int(os.getenv("REDIS_TIMEOUT", "30"))
    REDIS_SSL_ENABLED: bool = os.getenv("REDIS_SSL_ENABLED", "false").lower() == "true"

    # Redis URL
    @property
    def REDIS_URL(self) -> str:
        if self.REDIS_SSL_ENABLED:
            return f"rediss://:{self.REDIS_PASSWORD}@{self.REDIS_HOST}:{self.REDIS_PORT}/{self.REDIS_DATABASE}"
        else:
            return f"redis://:{self.REDIS_PASSWORD}@{self.REDIS_HOST}:{self.REDIS_PORT}/{self.REDIS_DATABASE}"

settings = Settings()