24 lines
1.0 KiB
Python
24 lines
1.0 KiB
Python
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from rest_framework import viewsets
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from rest_framework.response import Response
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from rest_framework.decorators import action
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from django_filters.rest_framework import DjangoFilterBackend
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from rest_framework import status
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from .. import models , serializers
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from django.db import models as dj_models
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class RedTransporteViewSet(viewsets.ModelViewSet):
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queryset = models.RedTransporte.objects.all()
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serializer_class = serializers.RedTransporteSerializer
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filter_backends = [DjangoFilterBackend]
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filterset_fields = ['id_red', 'nombre_red', 'descripcion','vigente']
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def create(self, request, *args, **kwargs):
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# se indica que si no se indico el id, entonces sea el maximo + 1
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if not request.data.get('id_red', None):
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max_id = models.RedTransporte.objects.aggregate(dj_models.Max('id_red'))['id_red__max']
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new_id = max_id + 1 if max_id is not None else 1
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request.data['id_red'] = new_id
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return super().create(request, *args, **kwargs) |