forked from UNN/2026-rff_mp
65 lines
2.0 KiB
Python
65 lines
2.0 KiB
Python
from abc import ABC, abstractmethod
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from typing import Tuple
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import os
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from maze_model import Maze, Cell
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class MazeBuilder(ABC):
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@abstractmethod
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def build_from_file(self, filename: str) -> Maze:
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pass
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class TextFileMazeBuilder(MazeBuilder):
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def build_from_file(self, filename: str) -> Maze:
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if not os.path.exists(filename):
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raise FileNotFoundError(f"Файл {filename} не найден..")
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with open(filename, 'r', encoding='utf-8') as file:
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lines = [line.rstrip('\n') for line in file.readlines()]
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if not lines:
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raise ValueError("Пусто(")
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height = len(lines)
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width = len(lines[0]) if lines else 0
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for i, line in enumerate(lines):
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if len(line) != width:
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raise ValueError(f"Лабиринт не прямоугольный, что-то не так с размерами!")
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maze = Maze(width, height)
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start_found = False
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exit_found = False
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for y, line in enumerate(lines):
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for x, char in enumerate(line):
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cell = Cell(x, y)
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if char == '#':
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cell.is_wall = True
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elif char == 'S':
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cell.is_start = True
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cell.is_wall = False
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maze.start = cell
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start_found = True
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elif char == 'E':
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cell.is_exit = True
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cell.is_wall = False
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maze.exit = cell
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exit_found = True
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elif char == ' ':
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cell.is_wall = False
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else:
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raise ValueError(f"Недопустимый символ-'{char}' в позиции ({x}, {y}), уберите его")
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maze.set_cell(x, y, cell)
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if not start_found:
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raise ValueError("В лабиринте нет начала")
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if not exit_found:
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raise ValueError("В лабиринте нет конца")
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return maze |