from enum import auto, Enum
import random


class RollTypes(Enum):
    NORMAL = auto()
    RISKY = auto()
    SAFE = auto()


def skill_roll(skill, modifiers, type_=RollTypes.NORMAL):
    eyes, result = roll_dice(type_)
    result += skill
    if len(modifiers) > 0:
        result += eval(modifiers)

    return eyes, result


def custom_roll(n, eyes, modifiers=None):
    eyes = n_random_eyes(n, eyes)
    result = sum(eyes)

    if len(modifiers) > 0:
        result += eval(modifiers)

    return eyes, result


def roll_dice(type_):
    if type_ is RollTypes.NORMAL:
        eyes = n_random_eyes(2)
        result = sum(eyes)
    elif type_ is RollTypes.RISKY:
        eyes = n_random_eyes(4)
        eyes.sort(reverse=True)
        result = sum(eyes[:2])
    else:
        eyes = n_random_eyes(2)
        result = max(eyes)
    return eyes, result


def n_random_eyes(n, eyes=10):
    return [random.randint(1, eyes) for _ in range(n)]