Modify instance create view, add flavor list view

recircle/instance/serializers.py

 from rest_framework import serializers
+from .models import Flavor
 
-from .models import Instance
 
+class InstanceSerializer(serializers.Serializer):
+    name = serializers.CharField()
+    description = serializers.CharField()
+    system = serializers.CharField()
+    lease = serializers.RelatedField(read_only=True)
+    flavor = serializers.RelatedField(read_only=True)
 
-class InstanceSerializer(serializers.ModelSerializer):
+
+class FlavorSerializer(serializers.ModelSerializer):
     class Meta:
-        model = Instance
-        fields = "__all__"
+        model = Flavor
+        fields = '__all__'

recircle/instance/urls.py

@@ -6,6 +6,7 @@ urlpatterns = [
     path("instances/", views.InstanceList.as_view()),
     path("instances/<int:pk>/", views.InstanceDetail.as_view()),
     # path('instances/<int:pk>/action/', views.InstanceAction.as_view())
+    path("flavors/", views.FlavorListView.as_view()),
 ]
 
 urlpatterns = format_suffix_patterns(urlpatterns)

recircle/instance/views.py

 from instance.models import Instance
-from instance.serializers import InstanceSerializer
+from instance.serializers import InstanceSerializer, FlavorSerializer
 from django.http import Http404
 from rest_framework.views import APIView
 from rest_framework.response import Response
@@ -25,12 +25,15 @@ class InstanceList(APIView):
 
     def post(self, request, format=None):
         data = request.data
-        template = InstanceTemplate(name="test1", description="adsasdasd",
-            remote_ID="da51253f-867c-472d-8ce0-81e7b7126d60")
+        template = InstanceTemplate(
+                name="test1", description="adsasdasd",
+                remote_ID="da51253f-867c-472d-8ce0-81e7b7126d60")
         flavor = Flavor(name="asd", description="asd", remote_id="1")
+        flavor.save()
         lease = Lease(name="test_lease", description="test",
                       suspend_interval_in_sec=100,
                       delete_interval_in_sec=100)
+        lease.save()
 
         newInstance = Instance.create_instance_from_template(
             params={"name": data["name"],
@@ -85,3 +88,24 @@ class InstanceDetail(APIView):
         instance = self.get_object(pk)
         instance.delete()
         return Response(status=status.HTTP_204_NO_CONTENT)
+
+
+class FlavorListView(APIView):
+    """
+    Create, update or delete a flavor.
+    """
+
+    def get(self, request, format=None):
+        flavors = Flavor.objects.all()
+        return Response(FlavorSerializer(flavors, many=True).data)
+
+    def post(self, request, format=None):
+        data = request.data
+        new_flavor = Flavor.create(name=data["name"],
+                                   description=data["description"],
+                                   ram=data["ram"],
+                                   vcpu=data["vcpu"],
+                                   initial_disk=data["initial_disk"],
+                                   priority=data["priority"])
+
+        return Response(new_flavor.pk)