class RenderWorkerFactory:

    @staticmethod
    def supported_classes():
        # to add support for any additional RenderWorker classes, import their classes and add to list here
        from .blender_worker import BlenderRenderWorker
        from .aerender_worker import AERenderWorker
        from .ffmpeg_worker import FFMPEGRenderWorker
        classes = [BlenderRenderWorker, AERenderWorker, FFMPEGRenderWorker]
        return classes

    @staticmethod
    def create_worker(renderer, input_path, output_path, args=None, parent=None, name=None):
        worker_class = RenderWorkerFactory.class_for_name(renderer)
        return worker_class(input_path=input_path, output_path=output_path, args=args, parent=parent, name=name)

    @staticmethod
    def supported_renderers():
        return [x.engine.name() for x in RenderWorkerFactory.supported_classes()]

    @staticmethod
    def class_for_name(name):
        name = name.lower()
        for render_class in RenderWorkerFactory.supported_classes():
            if render_class.engine.name() == name:
                return render_class
        raise LookupError(f'Cannot find class for name: {name}')