from pathlib import Path

# Try to import BaseSettings from pydantic_settings (for Pydantic v2+)
# Fall back to importing from pydantic directly (for Pydantic v1)
try:
    from pydantic_settings import BaseSettings
except ImportError:
    from pydantic import BaseSettings


class Settings(BaseSettings):
    # API configuration
    API_V1_STR: str = "/api/v1"
    PROJECT_NAME: str = "RESTAPIService"
    PROJECT_DESCRIPTION: str = "FastAPI REST API Service"
    VERSION: str = "0.1.0"
    
    # CORS Origins
    BACKEND_CORS_ORIGINS: list[str] = ["*"]
    
    # Database
    DB_DIR = Path("/app") / "storage" / "db"
    DB_DIR.mkdir(parents=True, exist_ok=True)
    
    # SQLite Database URL
    SQLALCHEMY_DATABASE_URL: str = f"sqlite:///{DB_DIR}/db.sqlite"

    class Config:
        case_sensitive = True
        env_file = ".env"


settings = Settings()