See #272: updated API to return upload data on tracks

This commit is contained in:
Eliot Berriot 2018-10-26 14:18:50 +02:00
parent 8489c79c89
commit d3f8fb6cb0
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GPG key ID: DD6965E2476E5C27
16 changed files with 97 additions and 142 deletions

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@ -38,15 +38,14 @@ class PlaylistQuerySet(models.QuerySet):
)
return self.prefetch_related(plt_prefetch)
def annotate_playable_by_actor(self, actor):
plts = (
PlaylistTrack.objects.playable_by(actor)
.filter(playlist=models.OuterRef("id"))
.order_by("id")
.values("id")[:1]
def with_playable_plts(self, actor):
return self.prefetch_related(
models.Prefetch(
"playlist_tracks",
queryset=PlaylistTrack.objects.playable_by(actor),
to_attr="playable_plts",
)
)
subquery = models.Subquery(plts)
return self.annotate(is_playable_by_actor=subquery)
def playable_by(self, actor, include=True):
plts = PlaylistTrack.objects.playable_by(actor, include)
@ -148,7 +147,7 @@ class Playlist(models.Model):
class PlaylistTrackQuerySet(models.QuerySet):
def for_nested_serialization(self, actor=None):
tracks = music_models.Track.objects.annotate_playable_by_actor(actor)
tracks = music_models.Track.objects.with_playable_uploads(actor)
tracks = tracks.select_related("artist", "album__artist")
return self.prefetch_related(
models.Prefetch("track", queryset=tracks, to_attr="_prefetched_track")
@ -156,8 +155,8 @@ class PlaylistTrackQuerySet(models.QuerySet):
def annotate_playable_by_actor(self, actor):
tracks = (
music_models.Track.objects.playable_by(actor)
.filter(pk=models.OuterRef("track"))
music_models.Upload.objects.playable_by(actor)
.filter(track__pk=models.OuterRef("track"))
.order_by("id")
.values("id")[:1]
)