forked from UNN/2026-rff_mp
53 lines
1.8 KiB
Python
53 lines
1.8 KiB
Python
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from core.cell import Cell
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from core.maze import Maze
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from builders.maze_builder import MazeBuilder
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class TextFileMazeBuilder(MazeBuilder):
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def buildFromFile(self, filename):
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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]
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if not lines:
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raise ValueError("Maze file is empty")
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width = max(len(line) for line in lines)
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height = len(lines)
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cells = []
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startCell = None
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exitCell = None
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for y, line in enumerate(lines):
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row = []
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for x in range(width):
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ch = line[x] if x < len(line) else "#"
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if ch == "#":
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cell = Cell(x, y, isWall=True)
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elif ch == "S":
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if startCell is not None:
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raise ValueError("Multiple start cells found")
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cell = Cell(x, y, isWall=False, isStart=True)
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startCell = cell
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elif ch == "E":
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if exitCell is not None:
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raise ValueError("Multiple exit cells found")
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cell = Cell(x, y, isWall=False, isExit=True)
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exitCell = cell
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elif ch in (" ", "."):
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cell = Cell(x, y, isWall=False)
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elif ch.isdigit():
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cell = Cell(x, y, isWall=False, weight=max(1, int(ch)))
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else:
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raise ValueError(f"Unsupported symbol '{ch}' at ({x}, {y})")
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row.append(cell)
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cells.append(row)
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if startCell is None:
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raise ValueError("Start cell 'S' not found")
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if exitCell is None:
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raise ValueError("Exit cell 'E' not found")
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return Maze(cells, width, height, startCell, exitCell)
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