Added views & paths for news items, categories and tags.

news/urls.py

@@ -0,0 +1,14 @@
+from django.urls import path
+
+from .views import CategoryList, NewsItemDetail, NewsItemList, TagList
+
+app_name = "news"
+
+urlpatterns = [
+    path("", NewsItemList.as_view(), name="list"),
+    path("categories/", CategoryList.as_view(), name="categories"),
+    path("categories/<slug:category>/", NewsItemList.as_view(), name="list_category"),
+    path("tags/", TagList.as_view(), name="tags"),
+    path("tags/<slug:tag>/", NewsItemList.as_view(), name="list_tag"),
+    path("<slug:category>/<slug:slug>/", NewsItemDetail.as_view(), name="detail"),
+]

news/views.py

@@ -1,3 +1,44 @@
-from django.shortcuts import render
+from django.shortcuts import get_object_or_404
+from django.views.generic import DetailView, ListView
 
-# Create your views here.
+from .models import Category, NewsItem
+
+
+class CategoryList(ListView):
+    model = Category
+
+
+class NewsItemDetail(DetailView):
+    model = NewsItem
+
+
+class NewsItemList(ListView):
+    category = None
+    tag = None
+    paginate_by = 6
+
+    def get_queryset(self):
+        category_slug = self.kwargs.get("category", None)
+        self.tag = self.kwargs.get("tag", None)
+        if category_slug:
+            self.category = get_object_or_404(Category, slug=category_slug)
+            return NewsItem.objects.filter(category=self.category).filter(
+                is_published=True
+            )
+        elif self.tag:
+            return NewsItem.objects.filter(tags=self.tag).filter(is_published=True)
+        else:
+            return NewsItem.objects.filter(is_published=True)
+
+    def get_context_data(self, *, object_list=None, **kwargs):
+        context = super(NewsItemList, self).get_context_data(**kwargs)
+        context["category"] = self.category
+        context["tag"] = self.tag
+        return context
+
+
+class TagList(ListView):
+    template_name = "news/tag_list.html"
+
+    def get_queryset(self):
+        return NewsItem.tags.tag_model.objects.all()