lib.itmens/catalog/urls.py

from django.urls import path, re_path
from .api import api
from .views import *
from .models import *

app_name = 'catalog'


def _get_all_url_paths():
    paths = ['item']
    for cls in Item.__subclasses__():
        p = getattr(cls, 'url_path', None)
        if p:
            paths.append(p)
    res = "|".join(paths)
    return res


urlpatterns = [
    re_path(r'^item/(?P<item_uid>[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12})?$', retrieve_by_uuid, name='retrieve_by_uuid'),
    re_path(r'^(?P<item_path>' + _get_all_url_paths() + ')/(?P<item_uuid>[A-Za-z0-9]{21,22})$', retrieve, name='retrieve'),
    re_path(r'^(?P<item_path>' + _get_all_url_paths() + ')/(?P<item_uuid>[A-Za-z0-9]{21,22})/reviews', review_list, name='review_list'),
    re_path(r'^(?P<item_path>' + _get_all_url_paths() + ')/(?P<item_uuid>[A-Za-z0-9]{21,22})/marks(?:/(?P<following_only>\\w+))?', mark_list, name='mark_list'),
    path("api/", api.urls),
]