text: from rest_framework.views import APIView
  from rest_framework.response import Response
  from rest_framework import status
  from rest_framework import viewsets
  from rest_framework.authentication import TokenAuthentication
  from rest_framework import filters
  from rest_framework.authtoken.views import ObtainAuthToken
  from rest_framework.settings import api_settings
  from rest_framework.permissions import IsAuthenticated
  
  from profiles_api import serializers
  from profiles_api import models
  from profiles_api import permissions
  
  
  class HelloApiView(APIView):
      """Test API View"""
      serializer_class = serializers.HelloSerializer
  
      def get(self, request, format=None):
          """Returns a list of APIView features"""
          an_apiview = [
              'Uses HTTP methods as function (get, post, patch, put, delete)'
              'Is similar to a traditional Django view',
              'Gives you the most control over your appplication logic',
              'Is mapped manually to URLs',
          ]
  
          return Response({'message': 'Hello!', 'an_apiview': an_apiview})
  
      def post(self, request):
          """Create a hello message with our name"""
          serializer = self.serializer_class(data=request.data)
  
          if serializer.is_valid():
              name = serializer.validated_data.get('name')
              message = f'hello {name}'
              return Response ({'message': message})
          else:
              return Response(
                  serializer.errors,
                  status = status.HTTP_400_BAD_REQUEST
              )
  
      def put(self, request, pk=None):
          """Handle updating an object"""
          return Response({'method': 'PUT'})
  
      def patch(self, request, pk=None):
          """Handle a partial update of an object"""
          return Response({'method': 'PATCH'})
  
      def delete(self, request, pk=None):
          """Delete an object"""
          return Response({'method':'DELETE'})
  
  
  class HelloViewSet(viewsets.ViewSet):
      """Test API Viewset"""
      serializer_class = serializers.HelloSerializer
  
      def list(self, request):
          """Return a hello messsage"""
          a_viewset = [
              'Users actions (list, create, retrieve, update, partial_update)',
              'Automically maps to URLs using routers',
              'Provides more functionality with less code',
          ]
  
          return Response({'message': 'Hello!', 'a_viewset': a_viewset})
  
      def create(self, request):
          """Create a new hello message"""
          serializer = self.serializer_class(data=request.data)
  
          if serializer.is_valid():
              name = serializer.validated_data.get('name')
              message = f'hello {name}!'
              return Response({'message': message})
          else:
              return Response(
                  serializer.errors,
                  status=status.HTTP_400_BAD_REQUEST
              )
  
      def retrieve(self, request, pk=None):
          """Handle getting an object by its ID"""
          return Response({'http_method:' 'GET'})
  
      def update(self, request, pk=None):
          """Handle updating an object"""
          return Response ({'http_method': 'PUT'})
  
      def partial_update(self, request, pk=None):
          """Handle updating part of an object"""
          return Response({'http_method': 'PATCH'})
  
      def destroy(self, request, pk=None):
          """Handle removing an object"""
          return Response({'http_method': "DELETE"})
  
  class UserProfileViewSet(viewsets.ModelViewSet):
      """Handle creating and updting profiles"""
      serializer_class = serializers.UserProfileSerializer
      queryset = models.UserProfile.objects.all()
      authentication_classes = (TokenAuthentication,)
      permission_classes = (permissions.UpdateOwnProfile,)
      filter_backends = (filters.SearchFilter,)
      search_fields = ('name', 'email',)
  
  class UserLoginApiView(ObtainAuthToken):
      """Handle creating user authentication tokens"""
      renderer_classes = api_settings.DEFAULT_RENDERER_CLASSES
  
  class UserProfileFeedViewSet(viewsets.ModelViewSet):
      """Handlea creating, reading and updating profile feed items"""
      serializer_class = serializers.ProfileFeedItemSerializer
      queryset = models.ProfileFeedItem.objects.all()
      authentication_classes = [TokenAuthentication,]
      permission_classes = (permissions.UpdateOwnStatus, IsAuthenticated)
  
      def perform_create(self, serializer):
          """Sets the user profile to the logged in user"""
          serializer.save(user_profile=self.request.user)
  