from pydantic import BaseSettings
import os

class Settings(BaseSettings):
    DB_USER: str = os.getenv("DB_USER", "postgres")
    DB_PASS: str = os.getenv("DB_PASS", "secretpassword")
    DB_NAME: str = os.getenv("DB_NAME", "vpn_bot_db")
    DB_HOST: str = os.getenv("DB_HOST", "db")
    DB_PORT: str = os.getenv("DB_PORT", "5432")
    DATABASE_URL: str = os.getenv(
        "DATABASE_URL",
        f"postgresql+asyncpg://{DB_USER}:{DB_PASS}@{DB_HOST}:{DB_PORT}/{DB_NAME}"
    )

settings = Settings()