import inspect


def register_in_app(router, prefix, viewset, basename=None):
    # Trouve le module appelant pour déduire le nom de l'app
    caller = inspect.stack()[1]
    module = inspect.getmodule(caller.frame)
    module_parts = module.__name__.split('.')
    app_label = module_parts[0]  # ex: "my_app"

    full_prefix = f"{app_label}/{prefix.strip('/')}"
    if basename is None:
        basename = f"{app_label}-{prefix}"
    router.register(full_prefix, viewset, basename=basename)