Merge branch '88-exclude-empty-radio' into 'develop'

Fixed #88: Now exclude tracks without file from radio candidates

Closes #88

See merge request funkwhale/funkwhale!62

api/funkwhale_api/radios/radios.py

 import random
 from rest_framework import serializers
+from django.db.models import Count
 from django.core.exceptions import ValidationError
 from taggit.models import Tag
 from funkwhale_api.users.models import User
@@ -39,8 +40,11 @@ class SessionRadio(SimpleRadio):
         self.session = models.RadioSession.objects.create(user=user, radio_type=self.radio_type, **kwargs)
         return self.session
 
-    def get_queryset(self):
-        raise NotImplementedError
+    def get_queryset(self, **kwargs):
+        qs = Track.objects.annotate(
+            files_count=Count('files')
+        )
+        return qs.filter(files_count__gt=0)
 
     def get_queryset_kwargs(self):
         return {}
@@ -75,7 +79,9 @@ class SessionRadio(SimpleRadio):
 @registry.register(name='random')
 class RandomRadio(SessionRadio):
     def get_queryset(self, **kwargs):
-        return Track.objects.all()
+        qs = super().get_queryset(**kwargs)
+        return qs.order_by('?')
+
 
 @registry.register(name='favorites')
 class FavoritesRadio(SessionRadio):
@@ -87,8 +93,9 @@ class FavoritesRadio(SessionRadio):
         return kwargs
 
     def get_queryset(self, **kwargs):
+        qs = super().get_queryset(**kwargs)
         track_ids = kwargs['user'].track_favorites.all().values_list('track', flat=True)
-        return Track.objects.filter(pk__in=track_ids)
+        return qs.filter(pk__in=track_ids)
 
 
 @registry.register(name='custom')
@@ -101,7 +108,11 @@ class CustomRadio(SessionRadio):
         return kwargs
 
     def get_queryset(self, **kwargs):
-        return filters.run(kwargs['custom_radio'].config)
+        qs = super().get_queryset(**kwargs)
+        return filters.run(
+            kwargs['custom_radio'].config,
+            candidates=qs,
+        )
 
     def validate_session(self, data, **context):
         data = super().validate_session(data, **context)
@@ -141,6 +152,7 @@ class TagRadio(RelatedObjectRadio):
     model = Tag
 
     def get_queryset(self, **kwargs):
+        qs = super().get_queryset(**kwargs)
         return Track.objects.filter(tags__in=[self.session.related_object])
 
 @registry.register(name='artist')
@@ -148,7 +160,8 @@ class ArtistRadio(RelatedObjectRadio):
     model = Artist
 
     def get_queryset(self, **kwargs):
-        return self.session.related_object.tracks.all()
+        qs = super().get_queryset(**kwargs)
+        return qs.filter(artist=self.session.related_object)
 
 
 @registry.register(name='less-listened')
@@ -160,5 +173,6 @@ class LessListenedRadio(RelatedObjectRadio):
         super().clean(instance)
 
     def get_queryset(self, **kwargs):
+        qs = super().get_queryset(**kwargs)
         listened = self.session.user.listenings.all().values_list('track', flat=True)
-        return Track.objects.exclude(pk__in=listened).order_by('?')
+        return qs.exclude(pk__in=listened).order_by('?')

api/tests/radios/test_radios.py

@@ -51,7 +51,8 @@ def test_can_pick_by_weight():
 
 
 def test_can_get_choices_for_favorites_radio(factories):
-    tracks = factories['music.Track'].create_batch(10)
+    files = factories['music.TrackFile'].create_batch(10)
+    tracks = [f.track for f in files]
     user = factories['users.User']()
     for i in range(5):
         TrackFavorite.add(track=random.choice(tracks), user=user)
@@ -71,8 +72,12 @@ def test_can_get_choices_for_favorites_radio(factories):
 
 def test_can_get_choices_for_custom_radio(factories):
     artist = factories['music.Artist']()
-    tracks = factories['music.Track'].create_batch(5, artist=artist)
-    wrong_tracks = factories['music.Track'].create_batch(5)
+    files = factories['music.TrackFile'].create_batch(
+        5, track__artist=artist)
+    tracks = [f.track for f in files]
+    wrong_files = factories['music.TrackFile'].create_batch(5)
+    wrong_tracks = [f.track for f in wrong_files]
+
     session = factories['radios.CustomRadioSession'](
         custom_radio__config=[{'type': 'artist', 'ids': [artist.pk]}]
     )
@@ -113,7 +118,8 @@ def test_can_start_custom_radio_from_api(logged_in_client, factories):
 
 
 def test_can_use_radio_session_to_filter_choices(factories):
-    tracks = factories['music.Track'].create_batch(30)
+    files = factories['music.TrackFile'].create_batch(30)
+    tracks = [f.track for f in files]
     user = factories['users.User']()
     radio = radios.RandomRadio()
     session = radio.start_session(user)
@@ -156,8 +162,8 @@ def test_can_start_radio_for_anonymous_user(client, db):
 
 
 def test_can_get_track_for_session_from_api(factories, logged_in_client):
-    tracks = factories['music.Track'].create_batch(size=1)
-
+    files = factories['music.TrackFile'].create_batch(1)
+    tracks = [f.track for f in files]
     url = reverse('api:v1:radios:sessions-list')
     response = logged_in_client.post(url, {'radio_type': 'random'})
     session = models.RadioSession.objects.latest('id')
@@ -169,7 +175,7 @@ def test_can_get_track_for_session_from_api(factories, logged_in_client):
     assert data['track']['id'] == tracks[0].id
     assert data['position'] == 1
 
-    next_track = factories['music.Track']()
+    next_track = factories['music.TrackFile']().track
     response = logged_in_client.post(url, {'session': session.pk})
     data = json.loads(response.content.decode('utf-8'))
 
@@ -193,8 +199,11 @@ def test_related_object_radio_validate_related_object(factories):
 def test_can_start_artist_radio(factories):
     user = factories['users.User']()
     artist = factories['music.Artist']()
-    wrong_tracks = factories['music.Track'].create_batch(5)
-    good_tracks = factories['music.Track'].create_batch(5, artist=artist)
+    wrong_files = factories['music.TrackFile'].create_batch(5)
+    wrong_tracks = [f.track for f in wrong_files]
+    good_files = factories['music.TrackFile'].create_batch(
+        5, track__artist=artist)
+    good_tracks = [f.track for f in good_files]
 
     radio = radios.ArtistRadio()
     session = radio.start_session(user, related_object=artist)
@@ -206,8 +215,11 @@ def test_can_start_artist_radio(factories):
 def test_can_start_tag_radio(factories):
     user = factories['users.User']()
     tag = factories['taggit.Tag']()
-    wrong_tracks = factories['music.Track'].create_batch(5)
-    good_tracks = factories['music.Track'].create_batch(5, tags=[tag])
+    wrong_files = factories['music.TrackFile'].create_batch(5)
+    wrong_tracks = [f.track for f in wrong_files]
+    good_files = factories['music.TrackFile'].create_batch(
+        5, track__tags=[tag])
+    good_tracks = [f.track for f in good_files]
 
     radio = radios.TagRadio()
     session = radio.start_session(user, related_object=tag)
@@ -229,9 +241,11 @@ def test_can_start_artist_radio_from_api(client, factories):
 
 def test_can_start_less_listened_radio(factories):
     user = factories['users.User']()
-    history = factories['history.Listening'].create_batch(5, user=user)
-    wrong_tracks = [h.track for h in history]
-    good_tracks = factories['music.Track'].create_batch(size=5)
+    wrong_files = factories['music.TrackFile'].create_batch(5)
+    for f in wrong_files:
+        factories['history.Listening'](track=f.track, user=user)
+    good_files = factories['music.TrackFile'].create_batch(5)
+    good_tracks = [f.track for f in good_files]
     radio = radios.LessListenedRadio()
     session = radio.start_session(user)
     assert session.related_object == user

changes/changelog.d/88.bugfix

+Now exclude tracks without file from radio candidates (#88)