"""passbook admin util views"""
from typing import Any, Dict
from django.contrib import messages
from django.contrib.messages.views import SuccessMessageMixin
from django.http import Http404
from django.views.generic import DeleteView, ListView, UpdateView
from passbook.lib.utils.reflection import all_subclasses
from passbook.lib.views import CreateAssignPermView
class DeleteMessageView(SuccessMessageMixin, DeleteView):
"""DeleteView which shows `self.success_message` on successful deletion"""
def delete(self, request, *args, **kwargs):
messages.success(self.request, self.success_message)
return super().delete(request, *args, **kwargs)
class InheritanceListView(ListView):
"""ListView for objects using InheritanceManager"""
def get_context_data(self, **kwargs):
kwargs["types"] = {x.__name__: x for x in all_subclasses(self.model)}
return super().get_context_data(**kwargs)
def get_queryset(self):
return super().get_queryset().select_subclasses()
class InheritanceCreateView(CreateAssignPermView):
"""CreateView for objects using InheritanceManager"""
def get_form_class(self):
provider_type = self.request.GET.get("type")
try:
model = next(
x for x in all_subclasses(self.model) if x.__name__ == provider_type
)
except StopIteration as exc:
raise Http404 from exc
return model.form(model)
def get_context_data(self, **kwargs: Any) -> Dict[str, Any]:
kwargs = super().get_context_data(**kwargs)
form_cls = self.get_form_class()
if hasattr(form_cls, "template_name"):
kwargs["base_template"] = form_cls.template_name
return kwargs
class InheritanceUpdateView(UpdateView):
"""UpdateView for objects using InheritanceManager"""
return self.get_object().form()
def get_object(self, queryset=None):
return (
self.model.objects.filter(pk=self.kwargs.get("pk"))
.select_subclasses()
.first()
