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Cache the stats page

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Daan Sprenkels
2018-08-16 16:58:19 +02:00
parent 3f22056157
commit 60084cfe04
5 changed files with 135 additions and 53 deletions
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marietje/stats/views.py
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@ -1,46 +1,28 @@
from datetime import timedelta
from datetime import datetime, timedelta
from django.conf import settings
from django.db.models import Count, Q
from django.core.cache import cache
from django.shortcuts import render
from django.utils import timezone
from queues.models import PlaylistSong
from songs.models import Song
def stats(request):
total_uploads = Song.objects.filter(deleted=False).exclude(user_id=None).count()
stats = cache.get('stats')
status = 503
current_age = None
current_age_text = None
upload_stats = Song.objects.filter(deleted=False).exclude(user_id=None).values('user__name').annotate(
total=Count('id')).order_by('-total', 'user__name')[:settings.STATS_TOP_COUNT]
if stats:
status = 200
if 'last_updated' in stats:
current_age = datetime.now() - stats['last_updated']
if current_age < timedelta(minutes=1):
current_age_text = 'Stats were updated less than a minute ago.'
elif current_age < timedelta(minutes=2):
current_age_text = 'Stats were updated one minute ago.'
elif current_age < timedelta(minutes=60):
minutes = current_age.seconds / 60
current_age_text = 'Stats were updated {:.0f} minutes ago.'.format(minutes)
else:
current_age_text = 'Stats were updated more than an hour ago'
total_requests = PlaylistSong.objects.filter(state=2).exclude(
Q(user_id=None) | Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).count()
request_stats = PlaylistSong.objects.filter(state=2).exclude(
Q(user_id=None) | Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values('user__name').annotate(
total=Count('id')).order_by('-total', 'user__name')[:settings.STATS_TOP_COUNT]
unique_request_stats = PlaylistSong.objects.filter(state=2).exclude(
Q(user_id=None) | Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values(
'user__name', 'user__name').annotate(
total=Count('song_id', distinct=True), ratio=Count('song_id', distinct=True) / Count('id') * 100).order_by(
'-total')[:settings.STATS_TOP_COUNT]
most_played_songs = PlaylistSong.objects.filter(state=2).exclude(
Q(user_id=None) | Q(user_id__in=settings.STATS_REQUEST_IGNORE_USER_IDS)).values(
'song__artist', 'song__title').annotate(total=Count('id')).order_by(
'-total', 'song__artist')[:settings.STATS_TOP_COUNT]
most_played_songs_14_days = PlaylistSong.objects.filter(
state=2, played_at__gte=timezone.now() - timedelta(days=14)).exclude(user_id=None).values(
'song__artist', 'song__title').annotate(total=Count('id')).order_by(
'-total', 'song__artist')[:settings.STATS_TOP_COUNT]
return render(request, 'stats/stats.html', {'total_uploads': total_uploads, 'upload_stats': upload_stats,
'total_requests': total_requests, 'request_stats': request_stats,
'unique_request_stats': unique_request_stats,
'most_played_songs': most_played_songs,
'most_played_songs_14_days': most_played_songs_14_days,
'stats_top_count': settings.STATS_TOP_COUNT})
data = {'stats': stats, 'current_age': current_age, 'current_age_text': current_age_text}
return render(request, 'stats/stats.html', data, status=status)