Fixed #82: Basic instance states are now available on /about

api/funkwhale_api/instance/stats.py

@@ -0,0 +1,51 @@
+from django.db.models import Sum
+
+from funkwhale_api.favorites.models import TrackFavorite
+from funkwhale_api.history.models import Listening
+from funkwhale_api.music import models
+from funkwhale_api.users.models import User
+
+
+def get():
+    return {
+        'users': get_users(),
+        'tracks': get_tracks(),
+        'albums': get_albums(),
+        'artists': get_artists(),
+        'track_favorites': get_track_favorites(),
+        'listenings': get_listenings(),
+        'music_duration': get_music_duration(),
+    }
+
+
+def get_users():
+    return User.objects.count()
+
+
+def get_listenings():
+    return Listening.objects.count()
+
+
+def get_track_favorites():
+    return TrackFavorite.objects.count()
+
+
+def get_tracks():
+    return models.Track.objects.count()
+
+
+def get_albums():
+    return models.Album.objects.count()
+
+
+def get_artists():
+    return models.Artist.objects.count()
+
+
+def get_music_duration():
+    seconds = models.TrackFile.objects.aggregate(
+        d=Sum('duration'),
+    )['d']
+    if seconds:
+        return seconds / 3600
+    return 0