Gallery-Archivist/backend/api/posts/views.py

104 lines
3.5 KiB
Python

from rest_framework.generics import ListAPIView, RetrieveAPIView
from rest_framework.response import Response
from rest_framework.permissions import IsAuthenticated
from drf_spectacular.utils import extend_schema
from apps.archive.models import PostModel
from .serializers import PostPreviewSerializer, PostSerializer
from rest_framework.pagination import PageNumberPagination
class PostListPagination(PageNumberPagination):
page_size = 10 # number of items per page
page_size_query_param = "page_size" # allows clients to specify page size
max_page_size = 100 # maximum page size allowed
def get_paginated_response(self, data):
return Response(
{
"count": self.page.paginator.count,
"totalPages": self.page.paginator.num_pages, # total number of pages
"next": self.get_next_link(),
"previous": self.get_previous_link(),
"results": data,
}
)
class PostListView(ListAPIView):
permission_classes = [IsAuthenticated]
serializer_class = (
PostPreviewSerializer # Each post will be serialized using this serializer
)
pagination_class = PostListPagination
def get_queryset(self):
user = self.request.user.userprofile
queryset = PostModel.objects.all()
# Apply mature filtering
if not user.show_mature:
queryset = queryset.filter(mature=False)
# Extract optional parameters
source_site = self.kwargs.get("source_site")
creator_slug_or_id = self.kwargs.get("creator_slug_or_id")
category = self.kwargs.get("category")
# Filter by source_site if provided
if source_site:
queryset = queryset.filter(source_site__slug=source_site)
# Filter by creator (either by slug or id)
if creator_slug_or_id:
queryset = queryset.filter(
creator__slug=creator_slug_or_id
) | queryset.filter(creator__creator_id=creator_slug_or_id)
if category:
queryset = queryset.filter(category__slug=category)
return queryset.order_by("-date_created")
@extend_schema(operation_id="posts_list_all")
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
class PostListSourceView(PostListView):
@extend_schema(operation_id="posts_list_by_source")
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
class PostListSourceCreatorView(PostListView):
@extend_schema(operation_id="posts_list_by_source_and_creator")
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
class PostListSourceCategoryView(PostListView):
@extend_schema(operation_id="posts_list_by_source_creator_and_category")
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
class PostDetailView(RetrieveAPIView):
permission_classes = [IsAuthenticated]
serializer_class = PostSerializer
lookup_field = (
"post_id" # This tells DRF to use the "post_id" URL kwarg for lookups.
)
queryset = PostModel.objects.all()
@extend_schema(operation_id="posts_retrieve_by_id")
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
class PostDetailSiteCreatorView(PostDetailView):
@extend_schema(operation_id="posts_retrieve_by_site_creator_id")
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)