from enum import Enum
from typing import Any


class Menu:
    values: list

    def __init__(self):
        self.position = 0

    def go_up(self) -> None:
        self.position = max(0, self.position - 1)

    def go_down(self) -> None:
        self.position = min(len(self.values) - 1, self.position + 1)

    def validate(self) -> Any:
        return self.values[self.position]


class MainMenuValues(Enum):
    START = 'Jouer'
    SETTINGS = 'Paramètres'
    EXIT = 'Quitter'

    def __str__(self):
        return self.value


class MainMenu(Menu):
    values = [e for e in MainMenuValues]


class ArbitraryMenu(Menu):
    def __init__(self, values: list):
        super().__init__()
        self.values = values