#!/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)
    mesh = bpy.data.meshes.new("WebGapMesh")
    mesh.from_pydata(
        [(-1.0, -1.0, 0.0), (1.0, -1.0, 0.0), (1.0, 1.0, 0.25), (-1.0, 1.0, 0.25)],
        [],
        [(0, 1, 2, 3)],
    )
    uv_layer = mesh.uv_layers.new(name="WebGapUV")
    for loop, uv in zip(uv_layer.data, [(0.0, 0.0), (1.0, 0.0), (1.0, 1.0), (0.0, 1.0)]):
        loop.uv = uv
    mesh.update()
    mesh_object = bpy.data.objects.new("WebGapMeshObject", mesh)
    bpy.context.collection.objects.link(mesh_object)
    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-00014.py -- OUTPUT")
    main(pathlib.Path(arguments[0]))