spejstore-new/storage/apiviews.py

115 lines
3.4 KiB
Python

from rest_framework import viewsets, filters
from rest_framework.response import Response
from rest_framework.decorators import action
from storage.authentication import LanAuthentication
from storage.models import Item, Label
from storage.serializers import ItemSerializer, LabelSerializer
from django.http import Http404
from storage.views import apply_smart_search
def api_print(quantity, obj):
amount = min(int(quantity), 5)
for _ in range(amount):
obj.print()
return Response({"status": "success"})
class SmartSearchFilterBackend(filters.BaseFilterBackend):
"""
Filters query using smartsearch filter
"""
def filter_queryset(self, request, queryset, view):
search_query = request.query_params.get("smartsearch", None)
if search_query:
return apply_smart_search(search_query, queryset)
return queryset
class LabelViewSet(viewsets.ModelViewSet):
"""
API endpoint that allows items to be viewed or edited.
"""
queryset = Label.objects.all()
serializer_class = LabelSerializer
@action(
detail=True,
methods=["post"],
)
def print(self, request, pk):
return api_print(request.query_params.get("quantity", 1), self.get_object())
class ItemViewSet(viewsets.ModelViewSet):
"""
API endpoint that allows items to be viewed or edited.
"""
queryset = Item.objects.all()
serializer_class = ItemSerializer
filter_backends = (SmartSearchFilterBackend, filters.OrderingFilter)
ordering_fields = "__all__"
def get_queryset(self):
return Item.objects.filter(**{"path__level": 1})
def get_object(self):
lookup_url_kwarg = self.lookup_url_kwarg or self.lookup_field
obj = self.get_item_by_id_or_label(self.kwargs[lookup_url_kwarg])
self.check_object_permissions(self.request, obj)
return obj
def get_item_by_id_or_label(self, id):
try:
item = Item.objects.get(uuid__startswith=id) # look up by short id
return item
except Item.DoesNotExist:
try:
label = Label.objects.get(pk=id)
return label.item
except Label.DoesNotExist:
raise Http404()
@action(
detail=True,
methods=["post"],
)
def print(self, request, pk):
return api_print(request.query_params.get("quantity", 1), self.get_object())
@action(detail=True, authentication_classes=[LanAuthentication])
def children(self, request, pk):
item = self.get_object()
return Response(
self.serializer_class(item.get_children().all(), many=True).data
)
@action(detail=True, authentication_classes=[LanAuthentication])
def ancestors(self, request, pk):
item = self.get_object()
return Response(
self.serializer_class(item.get_ancestors().all(), many=True).data
)
@action(detail=True, authentication_classes=[LanAuthentication])
def descendants(self, request, pk):
item = self.get_object()
return Response(
self.serializer_class(item.get_descendants().all(), many=True).data
)
@action(detail=True, authentication_classes=[LanAuthentication])
def siblings(self, request, pk):
item = self.get_object()
return Response(
self.serializer_class(item.get_siblings().all(), many=True).data
)