139 lines
4.8 KiB
Python
139 lines
4.8 KiB
Python
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"""
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Главный файл запуска — интерактивное меню.
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Запуск: python main.py
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"""
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import os
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from maze_builder import TextFileMazeBuilder
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from maze_solver import MazeSolver
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from strategies import BFSStrategy, DFSStrategy, AStarStrategy, DijkstraStrategy
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from observer import ConsoleView
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from command import Player, MoveCommand
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STRATEGIES = {
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"1": ("BFS", BFSStrategy),
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"2": ("DFS", DFSStrategy),
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"3": ("A*", AStarStrategy),
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"4": ("Dijkstra", DijkstraStrategy),
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}
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DIRECTION_MAP = {
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"w": (0, -1),
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"s": (0, 1),
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"a": (-1, 0),
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"d": (1, 0),
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}
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def choose_strategy():
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print("\nВыберите алгоритм:")
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for key, (name, _) in STRATEGIES.items():
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print(f" {key}. {name}")
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choice = input("Ваш выбор: ").strip()
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if choice not in STRATEGIES:
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print("Неверный выбор, используется BFS.")
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return BFSStrategy()
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name, cls = STRATEGIES[choice]
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print(f"Выбран: {name}")
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return cls()
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def interactive_walk(maze, path):
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"""Пошаговое ручное перемещение игрока по лабиринту (паттерн Command)."""
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player = Player(maze.start)
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view = ConsoleView()
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history: list[MoveCommand] = []
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print("\n=== Ручное управление ===")
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print("W/A/S/D — движение, U — отмена, Q — выход")
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view.render(maze, path=path, player=player.current_cell)
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while True:
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cmd_input = input("Ход: ").strip().lower()
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if cmd_input == "q":
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break
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if cmd_input == "u":
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if history:
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history.pop().undo()
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view.render(maze, path=path, player=player.current_cell)
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else:
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print("Нет ходов для отмены.")
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continue
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if cmd_input in DIRECTION_MAP:
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dx, dy = DIRECTION_MAP[cmd_input]
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nx, ny = player.current_cell.x + dx, player.current_cell.y + dy
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if 0 <= nx < maze.width and 0 <= ny < maze.height:
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target = maze.get_cell(nx, ny)
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cmd = MoveCommand(player, target, maze)
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cmd.execute()
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history.append(cmd)
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view.render(maze, path=path, player=player.current_cell)
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if player.current_cell == maze.exit:
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print("🎉 Вы достигли выхода!")
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break
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else:
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print("За пределами лабиринта.")
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else:
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print("Неизвестная команда.")
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def main():
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print("╔══════════════════════════════╗")
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print("║ Решатель лабиринтов ║")
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print("╚══════════════════════════════╝")
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# Выбор файла
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mazes_dir = "mazes"
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if os.path.isdir(mazes_dir):
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files = [f for f in sorted(os.listdir(mazes_dir)) if f.endswith(".txt")]
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if files:
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print("\nДоступные лабиринты:")
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for i, f in enumerate(files, 1):
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print(f" {i}. {f}")
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choice = input("Выберите номер (или введите путь): ").strip()
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if choice.isdigit() and 1 <= int(choice) <= len(files):
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maze_path = os.path.join(mazes_dir, files[int(choice) - 1])
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else:
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maze_path = choice
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else:
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maze_path = input("Путь к файлу лабиринта: ").strip()
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else:
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maze_path = input("Путь к файлу лабиринта: ").strip()
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# Загрузка
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builder = TextFileMazeBuilder()
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try:
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maze = builder.build_from_file(maze_path)
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print(f"\nЛабиринт загружен: {maze.width}×{maze.height}")
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except (FileNotFoundError, ValueError) as e:
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print(f"Ошибка: {e}")
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return
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# Выбор стратегии и решение
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strategy = choose_strategy()
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view = ConsoleView()
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solver = MazeSolver(maze, strategy)
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solver.add_observer(view)
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stats = solver.solve()
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print(f"\n── Статистика ──────────────────")
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print(f" Время: {stats.time_ms:.4f} мс")
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print(f" Посещено клеток: {stats.visited_cells}")
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print(f" Длина пути: {stats.path_length}")
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# Предложить ручное управление
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if stats.path:
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walk = input("\nЗапустить ручное управление? (y/n): ").strip().lower()
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if walk == "y":
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interactive_walk(maze, stats.path)
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if __name__ == "__main__":
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main()
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