import random

class Game:
    def __init__(self):
        self._shutable = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
        self._diced = None
        self._options = []
        self._score = 0

    def dice(self):
        if not self._diced:
            self._diced = [random.randint(1, 6), random.randint(1, 6)]
            self._diced.sort()
            for rods in [ self._diced,
                          [ abs(self._diced[0] - self._diced[1]) ],
                          [ self._diced[0] + self._diced[1] ] ]:
                if self._can_be_shut(rods):
                    self._options.append(rods)

    def get_diced(self):
        return self._diced

    def get_shutable(self):
        return self._shutable

    def get_options(self):
        return self._options

    def shut(self, rods):
        if self._is_valid_option(rods):
            for rod in rods:
                self._score += rod
                self._shutable.remove(rod)
            self._diced = None
            self._options = []

    def is_over(self):
        return len(self._shutable) == 0 or \
            ( self._diced and len(self._options) == 0 )

    def get_score(self):
        return self._score

    def _can_be_shut(self, rods):
        shutable = self._shutable.copy()
        for rod in rods:
            if rod in shutable:
                shutable.remove(rod)
            else:
                return False
        return True

    def _is_valid_option(self, rods):
        for option in self._options:
            if set(option) == set(rods):
                return True
        return False