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   "id": "c2a5ffd4-9644-453e-83de-bdac76215a37",
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   "source": [
    "from typing import Optional\n",
    "from modelsMaze import Maze\n",
    "from modelsCell import Cell\n",
    "\n",
    "class Player:\n",
    "    \"\"\"Игрок, перемещающийся по лабиринту.\"\"\"\n",
    "    \n",
    "    def __init__(self, maze: Maze, start_cell: Cell):\n",
    "        self.maze = maze\n",
    "        self.current_cell = start_cell\n",
    "        self._previous_cell: Optional[Cell] = None\n",
    "    \n",
    "    def move_to(self, cell: Cell) -> bool:\n",
    "        \"\"\"Переместить игрока в указанную клетку (если она проходима).\"\"\"\n",
    "        if cell and cell.is_passable():\n",
    "            self._previous_cell = self.current_cell\n",
    "            self.current_cell = cell\n",
    "            return True\n",
    "        return False\n",
    "    \n",
    "    def undo_move(self) -> bool:\n",
    "        \"\"\"Отменить последнее перемещение.\"\"\"\n",
    "        if self._previous_cell:\n",
    "            self.current_cell = self._previous_cell\n",
    "            self._previous_cell = None\n",
    "            return True\n",
    "        return False\n",
    "    \n",
    "    @property\n",
    "    def position(self) -> Cell:\n",
    "        return self.current_cell"
   ]
  }
 ],
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