Mini-Build: Full REST API with CRUD

# Complete Blog REST API

# blog/serializers.py
# class CategorySerializer(serializers.ModelSerializer):
#     post_count = serializers.IntegerField(source='posts.count', read_only=True)
#     class Meta:
#         model = Category
#         fields = ['id', 'name', 'slug', 'post_count']

# class PostListSerializer(serializers.ModelSerializer):
#     author_name = serializers.CharField(source='author.username', read_only=True)
#     class Meta:
#         model = Post
#         fields = ['id', 'title', 'slug', 'author_name', 'category',
#                   'published', 'created_at', 'views_count']

# blog/views.py
# class PostViewSet(viewsets.ModelViewSet):
#     serializer_class = PostListSerializer
#     permission_classes = [IsAuthenticatedOrReadOnly, IsAuthorOrReadOnly]
#     filterset_fields = ['category', 'published']
#     search_fields = ['title', 'content']
#     ordering_fields = ['created_at', 'views_count']
#     ordering = ['-created_at']
#
#     def get_queryset(self):
#         return Post.objects.select_related('author', 'category')
#
#     def perform_create(self, serializer):
#         serializer.save(author=self.request.user)
#
#     @action(detail=True, methods=['post'])
#     def publish(self, request, pk=None):
#         post = self.get_object()
#         post.published = True
#         post.save()
#         return Response({'status': 'published'})

# blog/urls.py
# router = DefaultRouter()
# router.register('posts', PostViewSet, basename='post')
# router.register('categories', CategoryViewSet)
# urlpatterns = [
#     path('api/', include(router.urls)),
#     path('api/token/', TokenObtainPairView.as_view()),
#     path('api/token/refresh/', TokenRefreshView.as_view()),
# ]