Add delete and Add update methods

app/libros/serializers.py

@@ -10,6 +10,6 @@ class LibroSerializer(serializers.ModelSerializer):
         fields = "__all__"
         read_only_fields = (
             "id",
-            "created_date",
-            "updated_date",
+            "created_at",
+            "updated_at",
         )

app/libros/views.py

@@ -15,7 +15,7 @@ def ping(request):
 
 class LibrosList(APIView):
 
-    def get(self, request, format=None):
+    def get(self, request):
         libros = Libros.objects.all().order_by('created_at')
         serializer = LibroSerializer(libros, many=True)
         return Response(serializer.data, status=status.HTTP_200_OK)
@@ -30,10 +30,27 @@ class LibrosList(APIView):
 
 class LibrosDetails(APIView):
 
-    def get(self, request, pk, format=None):
+    def get(self, request, pk):
         libro = Libros.objects.filter(pk=pk).first()
-        serializer = LibroSerializer(libro)
         if libro:
+            serializer = LibroSerializer(libro)
             return Response(serializer.data, status=status.HTTP_200_OK)
-        return Response(serializer.errors, status=status.HTTP_404_NOT_FOUND)
+        return Response(status=status.HTTP_404_NOT_FOUND)
 
+
+    def put(self, request, pk):
+        libro = Libros.objects.filter(pk=pk).first()
+        serializer = LibroSerializer(libro, data=request.data)
+        if libro and serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
+
+    def delete(self, request, pk):
+        libro = Libros.objects.filter(pk=pk).first()
+        if libro:
+            serializer = LibroSerializer(libro)
+            libro.delete()
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        return Response(status=status.HTTP_404_NOT_FOUND)