import random
import sys
import argparse

MAX_PLAYERS = 3
MIN_PLAYERS = 1

class Question():
    def __init__(self, q, a, c):
        self.question = q
        self.answers = a
        self.correct = c

class Quiz():
    def __init__(self, fileName, playersNo):
        self.playersNo = playersNo
        self.entries = self.loadQuestions(fileName)
        print('Witamy w grze')
        print('Liczba graczy: {}'.format(self.playersNo))

    def loadQuestions(self, fileName):
        entries = []
        try:
            with open(fileName, 'r') as file:
                data = file.readlines()
        except IOError:
          print ('Nie można otworzyc pliku "{}"'.format(fileName))
          sys.exit(1)

        for i in range(0, len(data), 4):
            q = data[i].rstrip()
            a = data[i + 1].rstrip().split(';')
            c = data[i + 2].rstrip()
            entries.append(Question(q, a, c))

        return entries

    def askQuestion(self, question, answers):
        print(question)
        random.shuffle(answers)
        self.printAnswers(answers)

        print('Twoja odpowiedź to (wpisz literę):')
        self.userAnswer = input()

    def printAnswers(self, answers):
        for i in range(len(answers)):
            print('{}) {}'.format(chr(i + 97), answers[i]))

    def getCorrectLetter(self, answers, correct):
        return chr(answers.index(correct) + 97)

    def printScore(self):
        questionCount = len(self.entries)
        print('Koniec gry!\n')

        playersHeader = ''
        for i in range(self.playersNo):
            playersHeader += ' Gracz {} |'.format(i + 1)

        header = 'Numer pytania |' + playersHeader
        print(header)
        print('-' * len(header))

        for question in range(questionCount):
            results = ''
            for player in range(self.playersNo):
                results += ' {:^7} |'.format(self.points[player][question])
            print(' {:^12} |'.format(question + 1) + results)

    def start(self):
        self.points={}
        for i in range(self.playersNo):
            self.points[i] = []
            for entry in self.entries:
                self.askQuestion(entry.question, entry.answers)
                correctLetter = self.getCorrectLetter(entry.answers, entry.correct)
                if correctLetter == self.userAnswer:
                    self.points[i].append(1)
                else:
                    self.points[i].append(0)

                print('')


choiceRange = range(MIN_PLAYERS, MAX_PLAYERS + 1)
parser = argparse.ArgumentParser()
parser.add_argument('file',
                    help='Wprowadź ściężkę do pliku z pytaniami')
parser.add_argument('-p','--players',type=int, choices=choiceRange, default=1,
                     help='podaj liczbę graczy z zakresu <1,3>')
args = parser.parse_args()

file = args.file
players = args.players

game = Quiz(file, players)
game.start()
game.printScore()