Function doPlayerMove

src/gamesbyexample/barca.py:199–237

Ask the player for their move, and if it is valid, carry it out on the board.

(player, board)

def doPlayerMove(player, board):
    """Ask the player for their move, and if it is valid, carry it out
    on the board."""
    validMoves = getPieceMovements(player, board)
    assert len(validMoves) > 0

    validMovesInA1 = []
    for x, y in validMoves.keys():
        validMovesInA1.append(xyToA1(x, y))
    print(player + ', select piece to move (or QUIT):', ', '.join(validMovesInA1))
    while True:
        # Keep asking the player until they select a valid piece:
        response = input('> ').upper()
        if response == 'QUIT':
            print('Thanks for playing!')
            sys.exit()
        if response in validMovesInA1:
            moveFrom = A1ToXy(response)
            break  # Player has selected a valid piece.
        print('Please select one of the given pieces.')

    moveToInA1 = []
    for x, y in validMoves[moveFrom]:
        moveToInA1.append(xyToA1(x, y))
    moveFromStr = getAnimalStr(board, moveFrom[0], moveFrom[1])
    print('Select where to move this {}: {}'.format(moveFromStr, ', '.join(moveToInA1)))
    while True:
        # Keep asking the player until they select a valid move:
        response = input('> ').upper()
        if response == 'QUIT':
            print('Thanks for playing!')
            sys.exit()
        if response in moveToInA1:
            moveTo = A1ToXy(response)
            break  # Player has selected a valid space to move to.
        print('Please select one of the given spaces.')

    # Carry out the player's move:
    movePiece(moveFrom, moveTo, board)


def movePiece(moveFrom, moveTo, board):