api.py
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from rest_framework import viewsets, filters, mixins, status
from django_filters.rest_framework import DjangoFilterBackend
from rest_framework.response import Response
from rest_framework.permissions import IsAuthenticated
from rest_framework.decorators import action
from django.utils import timezone
from .models import Edicto, Precio
from .serializer import EdictoSerializer, PrecioSerializer
from .filters import EdictoFilter, PrecioFilter
from .permissions import IsAdminOrAuthorized
from .utils import contador
class EdictoViewSet(mixins.CreateModelMixin,
mixins.RetrieveModelMixin,
mixins.ListModelMixin,
viewsets.GenericViewSet):
serializer_class = EdictoSerializer
permission_classes = [IsAuthenticated, ]
filter_backends = (DjangoFilterBackend, filters.OrderingFilter)
filterset_class = EdictoFilter
queryset = Edicto.objects.all()
ordering_fields = ('fecha_creacion', 'id', 'estado')
ordering = ('fecha_publicacion',)
lookup_field = 'uuid'
def perform_create(self, serializer):
edicto = self.request.data.get('cuerpo_edicto')
cantidad_palabras = contador(edicto)
usuario = self.request.user
serializer.save(cantidad_palabras=cantidad_palabras,
usuario=usuario,
usuario_movimiento=usuario,
)
def partial_update(self, request, *args, **kwargs):
instance = self.get_object()
serializer = self.get_serializer(instance, data=request.data, partial=True)
serializer.is_valid(raise_exception=True)
edicto = request.data.get('cuerpo_edicto')
cantidad_palabras = contador(edicto)
usuario = self.request.user
serializer.save(cantidad_palabras=cantidad_palabras,
fecha_modificacion=timezone.now(),
usuario_movimiento=usuario,
)
return Response(serializer.data, status=status.HTTP_200_OK)
class PrecioViewSet(viewsets.ReadOnlyModelViewSet):
serializer_class = PrecioSerializer
permission_classes = [IsAuthenticated, IsAdminOrAuthorized]
filter_backends = (DjangoFilterBackend, filters.OrderingFilter)
filterset_class = PrecioFilter
ordering_fields = ('usuario', )
ordering = 'usuario'
queryset = Precio.objects.all()