from functools import lru_cache

from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    database_url: str = "postgresql+psycopg://train_watcher:train_watcher@localhost:5432/train_watcher"
    service_token: str = "dev-service-token-change-me"

    model_config = SettingsConfigDict(env_file=".env", extra="ignore")


@lru_cache
def get_settings() -> Settings:
    return Settings()


settings = get_settings()