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from rest_framework.authentication import TokenAuthentication
from rest_framework.permissions import IsAuthenticated
from rest_framework.generics import ListAPIView, RetrieveAPIView,ListCreateAPIView
from rest_framework.response import Response
from django.db.models import Q
from ..models import BookReference , BookAuthor , BookReferenceImage, BookAttribute
from ..serializers.reference import BookAuthorSerializer, BookDetailSerializer , BookReferenceSerializer, BookReferenceSyncSerializer, BookAttributeSerializer
from ..serializers.category import get_localized_text
from ..docs import book_attributes_create_swagger, book_attributes_list_swagger, book_references_list_swagger, book_authors_list_swagger, book_detail_swagger, reference_sync_swagger
from utils.pagination import NoPagination
from utils.pagination import StandardResultsSetPagination
class BookReferencesView(ListAPIView):
queryset = BookReference.objects.all()
serializer_class = BookReferenceSerializer
pagination_class = StandardResultsSetPagination
@book_references_list_swagger
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
def get_queryset(self):
queryset = BookReference.objects.all()
# Get search parameter
search_query = self.request.query_params.get('search', None)
# Apply search filter
if search_query:
queryset = self.apply_search_filter(queryset, search_query)
return queryset
def apply_search_filter(self, queryset, search_query):
"""
Apply search filter across book titles (JSONField).
Searches in: title
"""
# Search conditions
search_conditions = Q()
# For JSONFields, search in the JSON string representation
# This will find matches in the "text" values within the JSON arrays
search_conditions |= Q(title__icontains=search_query)
return queryset.filter(search_conditions)
class BookAuthorView(ListAPIView):
queryset = BookAuthor.objects.all()
serializer_class = BookAuthorSerializer
pagination_class = StandardResultsSetPagination
@book_authors_list_swagger
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
class BookDetailView(RetrieveAPIView):
serializer_class = BookDetailSerializer
lookup_field = 'slug'
lookup_url_kwarg = 'reference_slug'
permission_classes = (IsAuthenticated,)
authentication_classes = [TokenAuthentication]
@book_detail_swagger
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
def get_queryset(self):
return (
BookReference.objects
.filter(slug = self.kwargs.get('reference_slug'))
.prefetch_related(
'attributes',
'authors',
'images',
'hadis_references__hadis'
)
)
from django.db.models import Prefetch
class BookReferenceSyncView(ListAPIView):
"""
API view to sync all book reference data for offline mode
Returns all book references with basic info, detailed information, and related hadises
"""
serializer_class = BookReferenceSyncSerializer
pagination_class = NoPagination
@reference_sync_swagger
def get(self, request, *args, **kwargs):
return super().get(request, *args, **kwargs)
def _get_multi_param(self, *param_names):
values = []
for name in param_names:
for item in self.request.query_params.getlist(name):
for val in str(item).split(','):
val = val.strip()
if val:
values.append(val)
return values
def get_queryset(self):
"""
Prefetch ALL related data to avoid N+1 queries
"""
qs = BookReference.objects.select_related('author', 'type').prefetch_related(
'attributes', 'images', 'hadis_references__hadis'
).distinct().order_by('id')
# Category (Multi-select)
categories = self._get_multi_param('category', 'categories', 'category[]', 'categories[]')
category_ids = [int(c) for c in categories if c.isdigit()]
if category_ids:
qs = qs.filter(subject_area__id__in=category_ids).distinct()
# Author (Multi-select)
authors = self._get_multi_param('author', 'authors', 'author[]', 'authors[]')
author_ids = [int(a) for a in authors if a.isdigit()]
if author_ids:
qs = qs.filter(author_id__in=author_ids)
# Sect / Madhab (Multi-select)
sects = self._get_multi_param('sect', 'sects', 'sect[]', 'sects[]', 'madhab', 'madhabs', 'madhab[]', 'madhabs[]')
if sects:
from django.db.models import Q
sect_q = Q()
type_ids = []
for s in sects:
if s.lower() in ['shia', 'sunni']:
sect_q |= Q(type__sect=s.lower())
elif s.isdigit():
type_ids.append(int(s))
if type_ids:
sect_q |= Q(type__id__in=type_ids)
if sect_q:
qs = qs.filter(sect_q)
# PDF availability
pdf_available = self.request.query_params.get('pdf_available')
if pdf_available == 'true':
qs = qs.filter(documents__isnull=False).distinct()
elif pdf_available == 'false':
qs = qs.filter(documents__isnull=True)
# Century (Multi-select)
centuries = self._get_multi_param('century', 'centuries', 'century[]', 'centuries[]')
if centuries:
from django.db.models import Q
century_q = Q()
for c in centuries:
if c == 'before_islam':
century_q |= Q(author__death_year_hijri__lt=0)
elif c.isdigit():
century_num = int(c)
start_year = (century_num - 1) * 100 + 1
end_year = century_num * 100
century_q |= Q(author__death_year_hijri__gte=start_year, author__death_year_hijri__lte=end_year)
if century_q:
qs = qs.filter(century_q)
return qs
def list(self, request, *args, **kwargs):
queryset = self.filter_queryset(self.get_queryset())
# If pagination is active, paginate it (though it's NoPagination)
page = self.paginate_queryset(queryset)
if page is not None:
serializer = self.get_serializer(page, many=True)
else:
serializer = self.get_serializer(queryset, many=True)
from ..models import BookSubjectArea, BookType
from ..serializers.category import get_localized_text
categories_qs = BookSubjectArea.objects.all()
categories = [{"id": c.id, "title": get_localized_text(c.title, request)} for c in categories_qs]
sects_qs = BookType.objects.all()
sects = [{"id": s.id, "title": get_localized_text(s.title, request)} for s in sects_qs]
filters_metadata = {
"categories": categories,
"madhab": sects
}
if page is not None:
response = self.get_paginated_response(serializer.data)
response.data['filters'] = filters_metadata
return response
return Response({
"count": queryset.count(),
"filters": filters_metadata,
"results": serializer.data
})
class BookAttributeView(ListCreateAPIView):
"""
API view to list all book attributes and create new book attributes
"""
queryset = BookAttribute.objects.all()
serializer_class = BookAttributeSerializer
@book_attributes_list_swagger
def get(self, request, *args, **kwargs):
return self.list(request, *args, **kwargs)
@book_attributes_create_swagger
def post(self, request, *args, **kwargs):
return self.create(request, *args, **kwargs)