class Obstacle:
    character = 'O'

    def __init__(self, position):
        self.position = position
    
                
    def handle_keystroke(self, keystroke, game):
        froggy = game.get_agent_by_name('froggy')
        if keystroke.name != "KEY_UP": 
                return
        _, height = game.board_size
        x, y =self.position
        if y == height -1:
            game.remove_agent(self)
            return
        new_position = (x,y + 1)
        if new_position == froggy.position:
            game.end()
            return
        if game.on_board(new_position) and game.is_empty(new_position):
                self.position = new_position

    def play_turn(self, game):
        width, height = game.board_size
        if game.turn_number % 2 == 0: 
            x, y = self.position
            if y >= height: 
                game.remove_agent(self)