from pydantic_settings import BaseSettings
from typing import List
import json

class Settings(BaseSettings):
    MYSQL_HOST: str = "43.240.221.214"
    MYSQL_PORT: int = 3306
    MYSQL_USER: str = "ns2.0"
    MYSQL_PASSWORD: str = "5B3kdCyx2ya3XhrC"
    MYSQL_DATABASE: str = "ns2.0"
    
    API_PREFIX: str = "/api"
    API_TITLE: str = "鸿蒙应用展示平台API"
    API_VERSION: str = "1.0.0"
    
    DEBUG: bool = False
    CORS_ORIGINS: str = '["http://localhost:5173", "http://localhost:3000"]'
    
    @property
    def cors_origins_list(self) -> List[str]:
        """解析 CORS_ORIGINS 字符串为列表"""
        if isinstance(self.CORS_ORIGINS, str):
            try:
                return json.loads(self.CORS_ORIGINS)
            except:
                return [self.CORS_ORIGINS]
        return self.CORS_ORIGINS
    
    @property
    def database_url(self) -> str:
        return f"mysql+aiomysql://{self.MYSQL_USER}:{self.MYSQL_PASSWORD}@{self.MYSQL_HOST}:{self.MYSQL_PORT}/{self.MYSQL_DATABASE}"
    
    class Config:
        env_file = ".env"

settings = Settings()