api.py
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from rest_framework import viewsets, filters, mixins, status, serializers
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 datetime import datetime
from .models import Edicto, Precio
from .serializer import EdictoSerializer, PrecioSerializer
from .filters import EdictoFilter, PrecioFilter
from .pagination import CustomPagination
from .permissions import IsAdminOrAuthorized
from .utils import contador
# from .precio import calculadora
class EdictoViewSet(mixins.CreateModelMixin,
mixins.RetrieveModelMixin,
mixins.UpdateModelMixin,
mixins.DestroyModelMixin,
mixins.ListModelMixin,
viewsets.GenericViewSet):
serializer_class = EdictoSerializer
permission_classes = [IsAuthenticated, ]
filter_backends = (DjangoFilterBackend, filters.OrderingFilter)
filterset_class = EdictoFilter
queryset = Edicto.objects.all()
ordering_fields = ('usuario',)
ordering = 'usuario'
pagination_class = CustomPagination
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)
@action(detail=True, methods=['put', 'patch'])
def custom_update(self, request):
edicto = request.data.get('cuerpo_edicto')
cantidad_palabras = contador(edicto)
instance = self.get_object()
serializer = self.get_serializer(instance, data=request.data)
serializer.is_valid(raise_exception=True)
serializer.save(cantidad_palabras=cantidad_palabras, fecha_actualizacion=datetime.now())
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()
pagination_class = CustomPagination