72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
from abc import ABC, abstractmethod
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from classes import Maze, Cell
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class Observer(ABC):
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"""Интерфейс наблюдателя."""
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@abstractmethod
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def update(self, event: dict) -> None:
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"""
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event — словарь с ключом "type":
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"maze_loaded" — лабиринт загружен
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"path_found" — путь найден
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"no_path" — путь не найден
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"""
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...
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class ConsoleView(Observer):
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"""
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Наблюдатель: выводит лабиринт и путь в консоль.
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Символы:
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# — стена
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. — проход
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S — старт
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E — выход
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* — найденный путь
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@ — текущее положение игрока
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"""
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def update(self, event: dict) -> None:
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event_type = event.get("type")
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if event_type == "maze_loaded":
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print("\n[ConsoleView] Лабиринт загружен:")
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self.render(event["maze"])
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elif event_type == "path_found":
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print("\n[ConsoleView] Путь найден!")
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self.render(event["maze"], path=event.get("path"), player=event.get("player"))
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elif event_type == "no_path":
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print("\n[ConsoleView] Путь не найден.")
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elif event_type == "move":
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print(f"\n[ConsoleView] Игрок переместился в ({event['x']}, {event['y']})")
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self.render(event["maze"], path=event.get("path"), player=event.get("player"))
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def render(self, maze: Maze, path: list[Cell] | None = None,
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player: Cell | None = None) -> None:
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path_set = set(path) if path else set()
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for y in range(maze.height):
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row_str = ""
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for x in range(maze.width):
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cell = maze.get_cell(x, y)
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if player and cell == player:
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row_str += "@"
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elif cell.is_start:
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row_str += "S"
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elif cell.is_exit:
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row_str += "E"
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elif cell in path_set:
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row_str += "*"
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elif cell.is_wall:
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row_str += "#"
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else:
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row_str += "."
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print(row_str)
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