58 lines
1.5 KiB
Python
58 lines
1.5 KiB
Python
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#!/usr/bin/env python
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# coding: utf-8
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# In[ ]:
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from typing import Optional
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from commandsCommand import Command
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from commandsPlayer import Player
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from modelsMaze import Maze
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from modelsCell import Cell
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class MoveCommand(Command):
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"""Команда перемещения игрока."""
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# Направления
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DIRECTIONS = {
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'w': (0, -1), # вверх
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's': (0, 1), # вниз
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'a': (-1, 0), # влево
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'd': (1, 0), # вправо
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}
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def __init__(self, player: Player, maze: Maze, direction: str):
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self.player = player
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self.maze = maze
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self.direction = direction.lower()
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self._target_cell: Optional[Cell] = None
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self._executed = False
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def execute(self) -> bool:
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"""Выполнить перемещение."""
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if self.direction not in self.DIRECTIONS:
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return False
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dx, dy = self.DIRECTIONS[self.direction]
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x = self.player.current_cell.x + dx
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y = self.player.current_cell.y + dy
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self._target_cell = self.maze.get_cell(x, y)
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if self._target_cell and self._target_cell.is_passable():
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self.player.move_to(self._target_cell)
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self._executed = True
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return True
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return False
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def undo(self) -> bool:
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"""Отменить перемещение."""
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if self._executed:
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success = self.player.undo_move()
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if success:
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self._executed = False
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return True
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return False
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