refactor: use enums for status filters in suggestion list urls

Author: florentc

src/webview/suggestions/urls.py

@@ -1,5 +1,9 @@
 from django.urls import path
 
+from shared.models.linkage import (
+    CVEDerivationClusterProposal,
+)
+
 from .views.detail import SuggestionDetailByCveView, SuggestionDetailView
 from .views.lists import (
     SuggestionListView,
@@ -26,17 +30,23 @@
     # Lists
     path(
         "untriaged/",
-        SuggestionListView.as_view(status_filter="pending"),
+        SuggestionListView.as_view(
+            status_filter=CVEDerivationClusterProposal.Status.PENDING
+        ),
         name="untriaged_suggestions",
     ),
     path(
         "accepted/",
-        SuggestionListView.as_view(status_filter="accepted"),
+        SuggestionListView.as_view(
+            status_filter=CVEDerivationClusterProposal.Status.ACCEPTED
+        ),
         name="accepted_suggestions",
     ),
     path(
         "dismissed/",
-        SuggestionListView.as_view(status_filter="rejected"),
+        SuggestionListView.as_view(
+            status_filter=CVEDerivationClusterProposal.Status.REJECTED
+        ),
         name="dismissed_suggestions",
     ),
     path(

src/webview/suggestions/views/lists.py

@@ -20,7 +20,7 @@ class SuggestionListView(ListView, ABC):
 
     template_name = "suggestions/suggestion_list.html"
     paginate_by = 10
-    status_filter = None
+    status_filter: CVEDerivationClusterProposal.Status | None = None
     package_filter: str | None = None  # To be defined in concrete classes
 
     def get_queryset(self) -> QuerySet[CVEDerivationClusterProposal]: