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

import bpy


def main():
    arguments = sys.argv[sys.argv.index("--") + 1 :]
    if len(arguments) != 1:
        raise SystemExit("usage: blender -b --factory-startup --python M16-GAP-00199.py -- OUTPUT")

    bpy.ops.wm.read_factory_settings(use_empty=True)
    mesh = bpy.data.meshes.new("WebGapAnimPasteDriverButtonMesh")
    mesh.from_pydata(
        [(-1.0, -1.0, 0.0), (1.0, -1.0, 0.0), (1.0, 1.0, 0.0), (-1.0, 1.0, 0.0)],
        [],
        [(0, 1, 2, 3)],
    )
    obj = bpy.data.objects.new("WebGapAnimPasteDriverButtonObject", mesh)
    bpy.context.scene.collection.objects.link(obj)
    obj["source_target"] = 2.5
    obj["paste_target"] = 7.5
    source_driver = obj.driver_add('["source_target"]')
    source_driver.driver.type = "SCRIPTED"
    source_driver.driver.expression = "frame * 3.0 + 2.0"
    bpy.context.view_layer.objects.active = obj
    obj.select_set(True)
    bpy.context.scene.frame_start = 1
    bpy.context.scene.frame_end = 5
    bpy.context.scene.frame_set(1)
    bpy.ops.wm.save_as_mainfile(
        filepath=str(pathlib.Path(arguments[0]).resolve()), check_existing=False, compress=True
    )


if __name__ == "__main__":
    main()