perf: 修改 applet publications

apps/terminal/api/applet/applet.py

@@ -98,16 +98,6 @@ class AppletViewSet(DownloadUploadMixin, viewsets.ModelViewSet):
         'download': 'terminal.view_applet',
     }
 
-    def get_queryset(self):
-        queryset = super().get_queryset()
-        host = self.request.query_params.get('host')
-
-        if not host:
-            return queryset.prefetch_related('publications')
-        else:
-            publications = AppletPublication.objects.filter(host_id=host)
-            return queryset.prefetch_related(Prefetch('publications', queryset=publications))
-
     def perform_destroy(self, instance):
         if not instance.name:
             raise ValidationError('Applet is not null')
@@ -120,3 +110,4 @@ class AppletViewSet(DownloadUploadMixin, viewsets.ModelViewSet):
 class AppletPublicationViewSet(viewsets.ModelViewSet):
     queryset = AppletPublication.objects.all()
     serializer_class = serializers.AppletPublicationSerializer
+    filterset_fields = ['host', 'applet']

apps/terminal/models/applet/applet.py

@@ -54,10 +54,6 @@ class Applet(JMSBaseModel):
             return None
         return os.path.join(settings.MEDIA_URL, 'applets', self.name, 'icon.png')
 
-    @lazyproperty
-    def publication(self):
-        return self.publications.latest()
-
 
 class AppletPublication(JMSBaseModel):
     applet = models.ForeignKey('Applet', on_delete=models.PROTECT, related_name='publications', verbose_name=_('Applet'))
@@ -67,4 +63,3 @@ class AppletPublication(JMSBaseModel):
 
     class Meta:
         unique_together = ('applet', 'host')
-        get_latest_by = 'date_created'

apps/terminal/serializers/applet.py

@@ -17,7 +17,7 @@ class AppletUploadSerializer(serializers.Serializer):
 
 
 class AppletPublicationSerializer(serializers.ModelSerializer):
-    applet = ObjectRelatedField(queryset=Applet.objects.all())
+    applet = ObjectRelatedField(attrs=('id', 'display_name', 'icon'), queryset=Applet.objects.all())
     host = ObjectRelatedField(queryset=AppletHost.objects.all())
     status = LabeledChoiceField(choices=Status.choices, label=_("Status"))
 
@@ -31,13 +31,12 @@ class AppletPublicationSerializer(serializers.ModelSerializer):
 class AppletSerializer(serializers.ModelSerializer):
     icon = serializers.ReadOnlyField(label=_("Icon"))
     type = LabeledChoiceField(choices=Applet.Type.choices, label=_("Type"))
-    publication = AppletPublicationSerializer(allow_null=True, label=_("Publication"))
 
     class Meta:
         model = Applet
         fields_mini = ['id', 'name', 'display_name']
         read_only_fields = [
-            'publication', 'icon', 'date_created', 'date_updated',
+            'icon', 'date_created', 'date_updated',
         ]
         fields = fields_mini + [
             'version', 'author', 'type', 'protocols',