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

import bpy
from mathutils import Vector


def main(output):
    bpy.ops.wm.read_factory_settings(use_empty=True)
    scene = bpy.context.scene
    scene.name = "WBV2P2004ViewportScene"
    bpy.ops.mesh.primitive_cube_add(size=2, location=(0, 0, 0))
    cube = bpy.context.object
    cube.name = "WBV2P2004ViewportCube"
    cube.data.name = "WBV2P2004ViewportCubeMesh"
    cube.select_set(True)
    bpy.context.view_layer.objects.active = cube

    camera_data = bpy.data.cameras.new("WBV2P2004ViewportCamera")
    camera = bpy.data.objects.new("WBV2P2004ViewportCamera", camera_data)
    scene.collection.objects.link(camera)
    camera.location = (6.5, -6.5, 4.75)
    camera.rotation_euler = (Vector((0, 0, 0)) - camera.location).to_track_quat("-Z", "Y").to_euler()
    camera_data.lens = 52
    scene.camera = camera
    scene.world = bpy.data.worlds.new("WBV2P2004ViewportWorld")
    scene.world.color = (0.055, 0.065, 0.08)
    bpy.ops.wm.save_as_mainfile(filepath=str(pathlib.Path(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 --factory-startup --python WBV2-P2-004.py -- OUTPUT")
    main(arguments[0])