python_ttt

import random


def crea_quadrantes():
    quadrantes = dict()

    for i in range(1,10):
        quadrantes['q'+str(i)] = str(i)

    return quadrantes


def imprime_board(quadrante):
    print('\n')
    print(' ', quadrante['q'+str(1)], ' |', quadrante['q'+str(2)], ' |', quadrante['q'+str(3)])
    print('-----+----+-----')
    print(' ', quadrante['q'+str(4)], ' |', quadrante['q'+str(5)], ' |', quadrante['q'+str(6)])
    print('-----+----+-----')
    print(' ', quadrante['q'+str(7)], ' |', quadrante['q'+str(8)], ' |', quadrante['q'+str(9)])
    print('\n')


def ask_user():
    global played_choices
    try:
        entrada = input('Enter position (1-9): ')
        while int(entrada) < 1 or int(entrada) > 9 or entrada in played_choices:
            print('\nInvalid value, you must choose between 1 and 9\nOr it has already been played\n')
            imprime_board(quadrantes)
            entrada = input('Enter position (1-9): ')

        print('You entered ' + entrada)
        played_choices.append(entrada)
        return entrada
    except:
        print('\n*** Not valid entry.  \n*** Shutting down now... \n')


def someone_wins(quadrantes):

    if (quadrantes['q1'] == quadrantes['q2'] == quadrantes['q3'] or
        quadrantes['q4'] == quadrantes['q5'] == quadrantes['q6'] or
        quadrantes['q7'] == quadrantes['q8'] == quadrantes['q9'] or
        quadrantes['q1'] == quadrantes['q5'] == quadrantes['q9'] or
        quadrantes['q3'] == quadrantes['q5'] == quadrantes['q7'] or
        quadrantes['q1'] == quadrantes['q4'] == quadrantes['q7'] or
        quadrantes['q2'] == quadrantes['q5'] == quadrantes['q8'] or
        quadrantes['q3'] == quadrantes['q6'] == quadrantes['q9']):
        return True
    else:
        return False


def is_tied():
    global played_choices
    if len(played_choices) == 9:
        print('Is a tied game')
        exit(0)

def play_it(quadrantes, q_number, symbol):
    for k,v in quadrantes.items():
        if v == q_number:
            quadrantes[k] = symbol
            imprime_board(quadrantes)
            if someone_wins(quadrantes):
                print('\n*** We got a winner ***\n')
                exit(0)
            elif is_tied():
                exit(0)

def user_turn(quadrantes, user_input, symbol):
    play_it(quadrantes, user_input, symbol)


def computer_turn(quadrantes, symbol):
    global played_choices
    all_moves = ['1','2','3','4','5','6','7','8','9']
    possible_moves = set(all_moves) - set(played_choices)
    if len(possible_moves) > 1:
        computer_moved = str(random.sample(possible_moves, 1))
        print('Computer chose ', computer_moved)
    else:
        computer_moved = str(possible_moves)
    computer_move = computer_moved[2]
    played_choices.append(computer_move)

    play_it(quadrantes, computer_move, symbol)


def x_or_o():
    print('Welcome, hope you enjoy our little game.')
    while True:
        user_symbol = input('Please hit X or 0 to select your symbol: ')
        if user_symbol == 'x' or user_symbol == 'X':
            computer_symbol = 'O'
            return user_symbol, computer_symbol
        elif user_symbol == 'o' or user_symbol == 'O' or user_symbol == '0':
            computer_symbol = 'X'
            return user_symbol, computer_symbol


def who_first():
    while True:
        who = input('Who play first? Press 1 for USER or 2 for COMPUTER: ')
        if who == '1':
            return 1
        elif who == '2':
            return 2


played_choices = list()

symbols = x_or_o()
first_player = who_first()
quadrantes = crea_quadrantes()

while True:
    if first_player == 1:
        imprime_board(quadrantes)
        user_input = ask_user()
        user_turn(quadrantes, user_input, symbols[0])
        computer_turn(quadrantes, symbols[1])
    elif first_player == 2:
        computer_turn(quadrantes, symbols[1])
        user_input = ask_user()
        user_turn(quadrantes, user_input, symbols[0])