forked from UNN/2026-rff_mp
37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
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from models import Cell, Maze
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from .maze_builder import MazeBuilder
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class TextFileMazeBuilder(MazeBuilder):
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"""Строитель лабиринта из текстового файла"""
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def build_from_file(self, filename: str) -> Maze:
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"""Читает файл и строит лабиринт"""
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with open(filename, 'r', encoding='utf-8') as f:
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lines = [line.rstrip('\n') for line in f.readlines()]
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height = len(lines)
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width = len(lines[0]) if height > 0 else 0
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maze = Maze(width, height)
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for y, line in enumerate(lines):
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for x, char in enumerate(line):
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is_wall = (char == '#')
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is_start = (char == 'S')
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is_exit = (char == 'E')
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cell = Cell(x, y, is_wall, is_start, is_exit)
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maze.set_cell(x, y, cell)
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if is_start:
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maze.start = cell
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if is_exit:
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maze.exit = cell
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# Валидация
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if maze.start is None:
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raise ValueError("В лабиринте нет стартовой клетки (S)")
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if maze.exit is None:
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raise ValueError("В лабиринте нет выходной клетки (E)")
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return maze
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