#!/usr/bin/env python3
import pathlib
import sys

import bpy


def main(output: pathlib.Path) -> None:
    bpy.ops.wm.read_factory_settings(use_empty=True)
    screen = bpy.context.screen
    if screen is None:
        raise RuntimeError("factory startup did not create a screen")
    screen.name = "WebGapScreen"
    bpy.ops.wm.save_as_mainfile(filepath=str(output.resolve()), check_existing=False, compress=True)


if __name__ == "__main__":
    arguments = sys.argv[sys.argv.index("--") + 1 :]
    if len(arguments) != 1:
        raise SystemExit("usage: blender -b --python M16-GAP-00021.py -- OUTPUT")
    main(pathlib.Path(arguments[0]))