src/social/api/views.py

   1 # This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
   2 # Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
   3 #
   4 from django.http import Http404
   5 from rest_framework.generics import ListAPIView, get_object_or_404
   6 from rest_framework.permissions import IsAuthenticated
   7 from rest_framework.response import Response
   8 from rest_framework.views import APIView
   9 from api.models import BookUserData
  10 from api.utils import vary_on_auth
  11 from catalogue.api.helpers import order_books, books_after
  12 from catalogue.api.serializers import BookSerializer
  13 from catalogue.models import Book
  14 from social.utils import likes
  15 from social.views import get_sets_for_book_ids
  16
  17
  18 @vary_on_auth
  19 class LikeView(APIView):
  20     permission_classes = [IsAuthenticated]
  21
  22     def get(self, request, slug):
  23         book = get_object_or_404(Book, slug=slug)
  24         return Response({"likes": likes(request.user, book)})
  25
  26     def post(self, request, slug):
  27         book = get_object_or_404(Book, slug=slug)
  28         action = request.query_params.get('action', 'like')
  29         if action == 'like':
  30             book.like(request.user)
  31         elif action == 'unlike':
  32             book.unlike(request.user)
  33         return Response({})
  34
  35
  36 @vary_on_auth
  37 class LikeView2(APIView):
  38     permission_classes = [IsAuthenticated]
  39
  40     def get(self, request, slug):
  41         book = get_object_or_404(Book, slug=slug)
  42         return Response({"likes": likes(request.user, book)})
  43
  44     def put(self, request, slug):
  45         book = get_object_or_404(Book, slug=slug)
  46         book.like(request.user)
  47         return Response({"likes": likes(request.user, book)})
  48
  49     def delete(self, request, slug):
  50         book = get_object_or_404(Book, slug=slug)
  51         book.unlike(request.user)
  52         return Response({"likes": likes(request.user, book)})
  53
  54
  55 @vary_on_auth
  56 class LikesView(APIView):
  57     permission_classes = [IsAuthenticated]
  58
  59     def get(self, request):
  60         slugs = request.GET.getlist('slug')
  61         books = Book.objects.filter(slug__in=slugs)
  62         books = {b.id: b.slug for b in books}
  63         ids = books.keys()
  64         res = get_sets_for_book_ids(ids, request.user)
  65         res = {books[bid]: v for bid, v in res.items()}
  66         return Response(res)
  67
  68
  69
  70 @vary_on_auth
  71 class ShelfView(ListAPIView):
  72     permission_classes = [IsAuthenticated]
  73     serializer_class = BookSerializer
  74     pagination_class = None
  75
  76     def get_queryset(self):
  77         state = self.kwargs['state']
  78         if state not in ('reading', 'complete', 'likes'):
  79             raise Http404
  80         new_api = self.request.query_params.get('new_api')
  81         after = self.request.query_params.get('after')
  82         count = int(self.request.query_params.get('count', 50))
  83         if state == 'likes':
  84             books = Book.tagged.with_any(self.request.user.tag_set.all())
  85         else:
  86             ids = BookUserData.objects.filter(user=self.request.user, complete=state == 'complete')\
  87                 .values_list('book_id', flat=True)
  88             books = Book.objects.filter(id__in=list(ids)).distinct()
  89             books = order_books(books, new_api)
  90         if after:
  91             books = books_after(books, after, new_api)
  92         if count:
  93             books = books[:count]
  94
  95         return books
  96