✨ [#207] Add experimental PUT and PATCH for Kanaal

this is required to support new kenmerken on the zaken kanaal, because the Kanaal has to be updated in Open Notificaties for it to work

src/nrc/api/serializers.py

@@ -8,7 +8,8 @@
 from djangorestframework_camel_case.util import camelize, underscoreize
 from notifications_api_common.api.serializers import NotificatieSerializer
 from rest_framework import fields, serializers
-from vng_api_common.validators import URLValidator
+from rest_framework.validators import UniqueValidator
+from vng_api_common.validators import IsImmutableValidator, URLValidator
 
 from nrc.api.tasks import deliver_message
 from nrc.datamodel.models import Abonnement, Filter, FilterGroup, Kanaal, Notificatie
@@ -39,6 +40,12 @@ class Meta:
         fields = ("url", "naam", "documentatie_link", "filters")
         extra_kwargs = {
             "url": {"lookup_field": "uuid"},
+            "naam": {
+                "validators": [
+                    UniqueValidator(queryset=Kanaal.objects.all()),
+                    IsImmutableValidator(),
+                ]
+            },
             "documentatie_link": {"required": False, "validators": [URLValidator()]},
             "filters": {"required": False},
         }

src/nrc/api/viewsets.py

@@ -60,11 +60,12 @@ class KanaalViewSet(
     CheckQueryParamsMixin,
     mixins.CreateModelMixin,
     mixins.ListModelMixin,
+    mixins.UpdateModelMixin,
     mixins.RetrieveModelMixin,
     viewsets.GenericViewSet,
 ):
     """
-    Opvragen en aanmaken van KANAALen.
+    Opvragen, aanmaken en bewerken van KANAALen.
 
     Op een KANAAL publiceren componenten (bronnen) hun NOTIFICATIEs. Alleen
     componenten die NOTIFICATIEs willen publiceren dienen een KANAAL aan te
@@ -80,6 +81,8 @@ class KanaalViewSet(
         "list": SCOPE_NOTIFICATIES_PUBLICEREN | SCOPE_NOTIFICATIES_CONSUMEREN,
         "retrieve": SCOPE_NOTIFICATIES_PUBLICEREN | SCOPE_NOTIFICATIES_CONSUMEREN,
         "create": SCOPE_NOTIFICATIES_PUBLICEREN,
+        "update": SCOPE_NOTIFICATIES_PUBLICEREN,
+        "partial_update": SCOPE_NOTIFICATIES_PUBLICEREN,
     }