spradio-server-django/savepointradio/api/views/controls.py
2020-02-15 13:33:48 -05:00

105 lines
4.2 KiB
Python

from django.contrib.auth import get_user_model
from django.utils import timezone
from rest_framework import status
from rest_framework.authentication import (SessionAuthentication,
TokenAuthentication)
from rest_framework.generics import RetrieveAPIView
from rest_framework.permissions import IsAuthenticated
from rest_framework.renderers import BrowsableAPIRenderer, JSONRenderer
from rest_framework.response import Response
from rest_framework.views import APIView
from core.utils import get_setting
from profiles.exceptions import MakeRequestError
from profiles.models import RadioProfile, SongRequest
from radio.models import Song
from ..permissions import IsDJ
from ..renderers import build_annotate_string, LiquidsoapAnnotateRenderer
from ..serializers.controls import (JustPlayedSerializer,
MakeRequestSerializer,
GetRequestSerializer)
User = get_user_model()
class JustPlayed(APIView):
authentication_classes = [TokenAuthentication]
permission_classes = [IsDJ]
def post(self, request, format=None):
serializer = JustPlayedSerializer(data=request.data)
if serializer.is_valid():
request_pk = serializer.data['song_request']
try:
song_request = SongRequest.objects.get(pk=request_pk)
except SongRequest.DoesNotExist:
return Response({'detail': 'Song request does not exist.'},
status=status.HTTP_400_BAD_REQUEST)
if song_request.played_at:
return Response({'detail': 'Song request was already played.'},
status=status.HTTP_400_BAD_REQUEST)
song_request.played_at = timezone.now()
song_request.save(update_fields=['played_at'])
return Response(status=status.HTTP_204_NO_CONTENT)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
class NextRequest(RetrieveAPIView):
authentication_classes = [TokenAuthentication]
permission_classes = [IsDJ]
queryset = SongRequest.objects.all()
renderer_classes = [
JSONRenderer,
BrowsableAPIRenderer,
LiquidsoapAnnotateRenderer
]
serializer = GetRequestSerializer
def retrieve(self, request):
dj_profile = RadioProfile.objects.get(user__is_dj=True)
limit = get_setting('songs_per_jingle')
queued_songs = SongRequest.music.get_queued_requests(limit)
if [j for j in queued_songs if j.song.is_jingle]:
if not SongRequest.music.new_requests().exists():
random_song = Song.music.get_random_requestable_song()
next_request = SongRequest.objects.create(profile=dj_profile,
song=random_song)
else:
next_request = SongRequest.music.next_request()
else:
random_jingle = Song.music.get_random_jingle()
next_request = SongRequest.objects.create(profile=dj_profile,
song=random_jingle)
next_request.queued_at = timezone.now()
next_request.save(update_fields=['queued_at'])
serializer = GetRequestSerializer(next_request, many=False)
media_type = request.accepted_renderer.media_type
if media_type == 'application/vnd.liquidsoap.annotate':
return Response(build_annotate_string(serializer.data))
return Response(serializer.data)
class MakeRequest(APIView):
authentication_classes = [SessionAuthentication, TokenAuthentication]
permission_classes = [IsAuthenticated]
def post(self, request, format=None):
serializer = MakeRequestSerializer(data=request.data)
if serializer.is_valid():
profile = RadioProfile.objects.get(user=request.user)
try:
profile.make_request(serializer.data['song'])
except MakeRequestError as e:
return Response({'detail': str(e)},
status=status.HTTP_400_BAD_REQUEST)
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)