tictactoe

BOARD = ["|", "|", "\n-----\n", "|", "|", "\n-----\n", "|", "|", "\n"]
SYMBOLS = ["x", "o"]


def print_board(game_state, board):
    out = ""
    for i in range(9):
        out += str(game_state[i])
        out += board[i]
    print out

def make_new_game():
    return range(9)

def take_move(symbol, game_state):
    while True:
        try:
            location = int(raw_input("{0} player, which place would you like to play? ".format(symbol)))
        except (ValueError, TypeError) as e:
            print "Sorry, please only type integers 0-8"
            continue
        if location not in range(9) or game_state[location] != location:
            print "Sorry, that's not a space you can play in"
            continue
        return make_move(location, game_state, symbol)

def make_move(location, game_state, symbol):
    game_state[location] = symbol
    return game_state

def check_won(gs):
    for tic, tac, toe in [(0, 1, 2), (3, 4, 5), (6, 7, 8),
                          (0, 3, 6), (1, 4, 7), (2, 5, 8),
                          (0, 4, 8), (2, 4,6)]:
        if gs[tic] == gs[tac] and gs[tac] == gs[toe]:
            return True
    return False

def congratulate(winner, moves):
    if winner == "c":
        print "Aww, it was a cat's game"
    else:
        print "Congratulations player {0}! You won on turn {1}!".format(winner, moves)
    print "Here's what the final board state was:"

def play():
    game_state = make_new_game()
    winner = ""
    moves = 0
    announce_game()
    while not winner:
        symbol = SYMBOLS[moves%2]
        moves += 1
        print_board(game_state, BOARD)
        take_move(symbol, game_state)
        if check_won(game_state):
            winner = symbol
        elif moves > 8:
            winner = "c"

    congratulate(winner, moves)
    print_board(game_state, BOARD)
    return winner

def prompt_continue():
    while True:
        answer = raw_input("Would you like to play another game? y/n: ")
        if answer.lower() == "y" or answer.lower() == "yes":
            return True
        elif answer.lower() == "n" or answer.lower() == "no":
            return False
        print "I'm sorry, I didn't understand that..."

def print_record(wins):
    for key in sorted(wins.keys()):
        if key == "c":
            print "{0} games have ended in a tie".format(wins[key])
        else:
            print "Player {0} has won {1} games".format(key, wins[key])

def welcome():
    print "Welcome to Tic-Tac-Toe 3000 - the newest in computer game technology"

def announce_game():
    print "Yes! Let's play a game!"

def bid_adieu():
    print "So sorry to see you go, play again sometime!"

def main():
    wins = {"x": 0, "o": 0, "c": 0}
    keep_playing = True
    welcome()
    while keep_playing:
        winner = play()
        wins[winner] += 1
        print_record(wins)
        keep_playing = prompt_continue()
    bid_adieu()

if __name__ == "__main__":
    main()