#! /usr/bin/env python
# tic tac toe - 6/11/17
player1 = 'x'
player2 = 'o'
current_player = player1
turn = 0
move = 0
l1 =[1,2,3]
l2 =[4,5,6]
l3 =[7,8,9]
board = [l1,l2,l3]
win = False
draw = False
print("\nTic Tac Toe\n")
print("Player 1: X")
print("Player 2: O\n")
print("Player 1 goes first \n")

def drawboard():
    print("{}\n{}\n{}".format(board[0],board[1],board[2]))

def placemove(move, p):
    # print("The move was: {}".format(move))
    for row in range(0,3):
        if move in board[row]:
            loc = board[row].index(move)
            # print('found at {} in board {}'.format(loc, row))
            board[row][loc] = p

def win(p):
    print('\n')
    print('*'*20)
    print("Player: {} wins".format(p.upper()))
    print('*'*20)
    print('\n')
    drawboard()

def draw():
    print('\n')
    print('*'*20)
    print("Draw!")
    print('*'*20)
    print('\n')

def checkwin(p):
    global win
    # print(board[0][0],board[0][1],board[0][2])
    if ((board[0][0] == p and board[0][1] == p and board[0][2] == p) or # top row
        (board[1][0] == p and board[1][1] == p and board[1][2] == p) or # mid row
        (board[2][0] == p and board[2][1] == p and board[2][2] == p) or # bottom row
        (board[0][0] == p and board[1][0] == p and board[2][0] == p) or # 1st col
        (board[0][1] == p and board[1][1] == p and board[2][1] == p) or # 2nd col
        (board[0][2] == p and board[1][2] == p and board[2][2] == p) or # 3rd col
        (board[0][0] == p and board[1][1] == p and board[2][2] == p) or # diag down right
        (board[0][2] == p and board[1][1] == p and board[2][0] == p)):  # diag down left
        win(p)
        win = True

    elif turn == 9:
        draw()

while win is not True:
    drawboard()
    move = int(input("Please enter a move: "))
    placemove(move, current_player)
    checkwin(current_player)

    if current_player == player1:
        current_player = player2
    elif current_player == player2:
        current_player = player1

    if win is not True:
        print('Current turn: {}\n'.format(current_player))

    turn+=1

print("\nGame over")