lab_dice/yahtzee.py

112 lines
3.5 KiB
Python

from die import Die
class Yahtzee:
"""A command-line Yahtzee game.
This version of Yahtzee is initialized with a list of goals.
"""
def __init__(self, goals):
self.score = 0
self.goals = goals
self.dice = [Die() for num in range(5)]
def play(self):
print("Welcome to Yachtzee!")
self.score = 0
for goal in self.goals:
goal.used = False
while self.count_unused_goals() > 0:
self.play_round()
print(f"Your final score was {self.score}")
def play_round(self):
print("=" * 80)
self.rolls_left = 3
for die in self.dice:
die.roll()
self.show_status()
goal = self.choose_goal()
goal.used = True
self.score += goal.score(self.dice)
def show_status(self):
dice = ', '.join([str(die) for die in self.dice])
print(f"Score: {self.score}. Rolls left: {self.rolls_left}. Dice: {dice}.")
def choose_goal(self):
options = []
unused_goals = self.get_unused_goals()
for goal in unused_goals:
option = goal.prompt(self.dice)
options.append(option)
if self.rolls_left > 0:
options.append("Re-roll")
choice = self.get_choice(options)
if options[choice] == "Re-roll":
self.reroll()
self.show_status()
return self.choose_goal()
else:
return unused_goals[choice]
def get_choice(self, options):
print("What would you like to do?")
for i, option in enumerate(options):
print(f"{i}. {option}")
choice = input("> ")
while not self.option_choice_is_valid(choice, options):
print("Sorry, that's not a valid choice.")
choice = input("> ")
return int(choice)
def option_choice_is_valid(self, choice, options):
if not choice.isdigit():
return False
if int(choice) < 0:
return False
if int(choice) >= len(options):
return False
return True
def count_unused_goals(self):
return len(self.get_unused_goals())
def get_unused_goals(self):
unused_goals = []
for goal in self.goals:
if not goal.used:
unused_goals.append(goal)
return unused_goals
def reroll(self):
self.rolls_left -= 1
choices = self.get_reroll_choices()
dice_to_reroll = self.get_dice_to_reroll(choices)
for die in dice_to_reroll:
die.roll()
def get_dice_to_reroll(self, choice_ints):
dice_to_reroll = []
for die in self.dice:
if die.face in choice_ints:
choice_ints.remove(die.face)
dice_to_reroll.append(die)
return dice_to_reroll
def get_reroll_choices(self):
print("Which dice do you want to re-roll?")
choices = input("> ")
while not self.reroll_choices_are_valid(choices):
print("Please enter the numbers on dice you want to re-roll.")
choices = input("> ")
choice_ints = [int(digit) for digit in choices]
return choice_ints
def reroll_choices_are_valid(self, choices_str):
if not choices_str.isdigit():
return False
choice_ints = [int(digit) for digit in choices_str]
for die in self.dice:
if die.face in choice_ints:
choice_ints.remove(die.face)
return len(choice_ints) == 0