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backend/api/customs/serializers.py
2025-09-22 18:43:29 -06:00

96 lines
3.5 KiB
Python

from rest_framework import serializers
from api.customs.models import (
Pedimento,
TipoOperacion,
ProcesamientoPedimento,
EDocument,
Cove,
Importador
)
from django.db import models
from api.record.models import Document # Asegúrate de importar el modelo Documento
from api.record.serializers import DocumentSerializer
from api.vucem.serializers import VucemSerializer
class PedimentoSerializer(serializers.ModelSerializer):
documentos_count = serializers.SerializerMethodField()
documentos_peso_total = serializers.SerializerMethodField()
def get_documentos_count(self, obj):
# Si obj es un dict o no tiene 'documents', devuelve 0
if isinstance(obj, dict) or not hasattr(obj, 'documents'):
return 0
return obj.documents.count()
def get_documentos_peso_total(self, obj):
# Si obj es un dict o no tiene 'documents', devuelve 0
if isinstance(obj, dict) or not hasattr(obj, 'documents'):
return 0
return obj.documents.aggregate(total=models.Sum('size'))['total'] or 0
class Meta:
model = Pedimento
fields = '__all__'
read_only_fields = (
'created_at', 'updated_at', 'organizacion', 'pedimento_app',
'documentos_count', 'documentos_peso_total'
)
def to_representation(self, instance):
rep = super().to_representation(instance)
rep['documentos_count'] = self.get_documentos_count(instance)
rep['documentos_peso_total'] = self.get_documentos_peso_total(instance)
return rep
class TipoOperacionSerializer(serializers.ModelSerializer):
class Meta:
model = TipoOperacion
fields = '__all__'
class ProcesamientoPedimentoSerializer(serializers.ModelSerializer):
organizacion = serializers.PrimaryKeyRelatedField(queryset=ProcesamientoPedimento._meta.get_field('organizacion').related_model.objects.all(), required=False)
organizacion_name = serializers.CharField(source='organizacion.nombre', read_only=True)
class Meta:
model = ProcesamientoPedimento
fields = '__all__'
read_only_fields = ('created_at', 'updated_at')
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
request = self.context.get('request')
# Si no es superusuario, hacer organizacion read_only
if request and hasattr(request, 'user') and not request.user.is_superuser:
self.fields['organizacion'].read_only = True
def to_representation(self, instance):
representation = super().to_representation(instance)
representation['pedimento'] = PedimentoSerializer(instance.pedimento).data
return representation
class EDocumentSerializer(serializers.ModelSerializer):
class Meta:
model = EDocument
fields = '__all__'
read_only_fields = ('created_at', 'updated_at')
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# Si no es superusuario, hacer organizacion read_only
request = self.context.get('request')
if request and hasattr(request, 'user') and not request.user.is_superuser:
self.fields['organizacion'].read_only = True
class CoveSerializer(serializers.ModelSerializer):
class Meta:
model = Cove
fields = '__all__'
read_only_fields = ('created_at', 'updated_at')
class ImportadorSerializer(serializers.ModelSerializer):
class Meta:
model = Importador
fields = '__all__'
read_only_fields = ('created_at', 'updated_at')