[api] Add many missing API endpoints

vrobbler/apps/podcasts/api/views.py

@@ -0,0 +1,20 @@
+from rest_framework import permissions, viewsets
+
+from podcasts.api import serializers
+from podcasts import models
+
+
+class ProducerViewSet(viewsets.ModelViewSet):
+    queryset = models.Producer.objects.all().order_by("-created")
+    serializer_class = serializers.ProducerSerializer
+    permission_classes = [permissions.IsAuthenticated]
+
+class PodcastViewSet(viewsets.ModelViewSet):
+    queryset = models.Podcast.objects.all().order_by("-created")
+    serializer_class = serializers.PodcastSerializer
+    permission_classes = [permissions.IsAuthenticated]
+
+class PodcastEpisodeViewSet(viewsets.ModelViewSet):
+    queryset = models.PodcastEpisode.objects.all().order_by("-created")
+    serializer_class = serializers.PodcastEpisodeSerializer
+    permission_classes = [permissions.IsAuthenticated]