app_settings.py

from typing import Final
from dotenv import load_dotenv
from os import getenv

load_dotenv()


class DatabaseSettings:
    
    def __init__(self) -> None:
        self.__url_db: str = getenv("DATABASE_URL_START") + getenv("DATABASE_USERNAME") + ":" + getenv("DATABASE_PASSWORD") + "@" + getenv("DATABASE_URL") + ":" + getenv("DATABASE_PORT") + "/" + getenv("DATABASE_NAME")
        self.__echo: bool = True

    @property
    def url_db(self) -> str: return self.__url_db

    @property
    def echo(self) -> bool: return self.__echo

    @echo.setter
    def echo(self, new_param_for_echo: bool):
        self.__echo = new_param_for_echo


class TelegramSettings:

    def __init__(self) -> None:
        self.__token: str = getenv("TELEGRAM_TOKEN")
        self.api_url: str = getenv("API_URL")

    @property
    def token(self) -> str: return self.__token


class AuthSettings:

    def __init__(self) -> None:
        self.__key_auth_for_token: str = getenv("TOKEN_KEY")
        self.__key_auth_for_refresh_token: str = getenv("REFRESH_TOKEN_KEY")
        self.__algorithm: str = getenv("ALGORITHM_HASH")
        self.__refresh_time: int = int(getenv("REFRESH_TIME_WORK"))
        self.__token_time: int = int(getenv("MINUTES_WORK"))


    @property
    def token_key(self) -> str: return self.__key_auth_for_token

    @property
    def refresh_token_key(self) -> str: return self.__key_auth_for_refresh_token

    @property
    def algorithm(self) -> str: return self.__algorithm

    @property
    def refresh_time(self) -> int: return self.__refresh_time

    @property
    def token_time(self) -> int: return self.__token_time

#Initializating settings
tg_settings: TelegramSettings = TelegramSettings()
db_settings: DatabaseSettings = DatabaseSettings()
auth_settings: AuthSettings = AuthSettings()