mitigar la duplicidad de archivos a la hora de hacer bulk de documentos

Reviewed-on: #9

api/customs/views.py

@@ -49,7 +49,9 @@ from django.core.files.base import ContentFile
 from django.db import transaction
 from rest_framework.parsers import MultiPartParser, FormParser
 from api.record.models import Document, DocumentType, Fuente
-
+from unicodedata import normalize 
+from datetime import datetime
+from django.utils import timezone
 # Importar rarfile de manera opcional
 try:
     import rarfile
@@ -798,56 +800,61 @@ class ViewSetPedimento(LoggingMixin, viewsets.ModelViewSet, OrganizacionFiltrada
                                 })
                                 continue
                         else:
-                            print(f"♻️ Usando pedimento existente: ID {existing_pedimento.id}")
-                            # Usar pedimento existente
                             pedimento = existing_pedimento
                         
-                        print(f"🔄 Iniciando creación de documento para pedimento ID: {pedimento.id}")
-                        # Crear documento asociado al pedimento
                         try:
-                            print("📖 Leyendo archivo desde directorio temporal...")
                             # Leer el archivo desde el directorio temporal
                             with open(file_path, 'rb') as f:
                                 file_content = f.read()
                             
-                            print(f"📄 Archivo leído: {len(file_content)} bytes")
-                            # Crear ContentFile que Django puede manejar correctamente
+                            # Obtener información del archivo
+                            extension = os.path.splitext(file_name)[1].lower().lstrip('.')
+                            
+                            # Buscar todos los documentos existentes para este pedimento
+                            existing_documents = Document.objects.filter(
+                                pedimento_id=pedimento.id,
+                                organizacion=organizacion
+                            )
+                            
+                            # Buscar si ya existe un documento con el mismo nombre base
+                            existing_document = None
+                            for doc in existing_documents:
+                                if is_same_document(doc, file_name):
+                                    existing_document = doc
+                                    print(f"✅ Encontrado documento existente: ID {doc.id}")
+                                    break
+                            
+                            # Crear ContentFile
                             django_file = ContentFile(file_content, name=file_name)
                             
-                            # # Verificar si el documento ya existe para este pedimento y archivo
-                            # print("🔍 Verificando existencia previa del documento...")
-
-                            # # Reemplazar múltiples caracteres
-                            # normalized_file_name = file_name.replace(" ", "_")
-
-                            # file_name_without_extension = normalized_file_name.rsplit('.', 1)[0]
-                            # extension_file = os.path.splitext(normalized_file_name)[1].lower().lstrip('.')
-
-                            # existing_document = Document.objects.filter(
-                            #     pedimento_id=pedimento.id,
-                            #     archivo__contains=file_name_without_extension,
-                            #     extension=extension_file
-                            # ).first()
-
-                            # if existing_document:
-                            #     print(f"Documento existente encontrado, omitiendo creación: ID {existing_document.id}")
-                            #     continue
-
-                            print(f"Creando documento para archivo: {file_name}")
-                            # Crear documento - Django automáticamente guardará el archivo en media/documents/
-                            document = Document.objects.create(
-                                organizacion=organizacion,
-                                pedimento_id=pedimento.id,
-                                document_type=document_type,
-                                fuente_id=4,  # Fuente: Carga Plataforma
-                                archivo=django_file,
-                                size=len(file_content),
-                                extension=os.path.splitext(file_name)[1].lower().lstrip('.')
-                            )
-                            print(f"Documento creado exitosamente: {document.id}")
+                            if existing_document:
+                                # Opcional: Eliminar el archivo físico anterior
+                                try:
+                                    if existing_document.archivo and os.path.exists(existing_document.archivo.path):
+                                        os.remove(existing_document.archivo.path)
+                                except (ValueError, OSError) as e:
+                                    print(f"No se pudo eliminar archivo físico anterior: {str(e)}")
+                                
+                                # Actualizar el documento existente
+                                existing_document.archivo = django_file
+                                existing_document.size = len(file_content)
+                                existing_document.extension = extension
+                                existing_document.updated_at = timezone.now()  # Si tienes este campo
+                                existing_document.save()
+                                
+                            else:
+                                # Crear nuevo documento
+                                document = Document.objects.create(
+                                    organizacion=organizacion,
+                                    pedimento_id=pedimento.id,
+                                    document_type=document_type,
+                                    fuente_id=4,
+                                    archivo=django_file,
+                                    size=len(file_content),
+                                    extension=extension
+                                )
                             
                             documents_created += 1
-                            print(f"📊 Total documentos creados hasta ahora: {documents_created}")
                             
                         except Exception as e:
                             print(f"❌ Error al crear documento: {str(e)}")
@@ -1750,4 +1757,85 @@ class ImportadorViewSet(viewsets.ModelViewSet, OrganizacionFiltradaMixin):
         
         raise ValueError("Usuario no autenticado o sin permisos para actualizar Importador")
 
-    my_tags = ['Importadores']
+    my_tags = ['Importadores']
+
+# helper | reglas para formato de docuemnto antes de cargarlo
+def normalize_filename(filename):
+    """
+    Normaliza el nombre del archivo removiendo caracteres especiales,
+    espacios y asegurando consistencia.
+    """
+    filename = normalize('NFKD', filename).encode('ASCII', 'ignore').decode('ASCII')
+    
+    filename = re.sub(r'[^\w\s.-]', '_', filename)  # Remover caracteres no alfanuméricos
+    filename = re.sub(r'[\s()]+', '_', filename)  # Reemplazar espacios y paréntesis
+    filename = re.sub(r'_+', '_', filename)  # Consolidar múltiples _
+    filename = filename.strip('_')  # Remover _ al inicio/final
+    
+    return filename
+
+def get_clean_base_filename(filename):
+    """
+    Obtiene el nombre base limpio sin el sufijo de Django.
+    """
+    normalized = normalize_filename(filename)
+    name_without_ext, ext = os.path.splitext(normalized)
+    
+    django_suffix = extract_django_suffix(name_without_ext)
+    if django_suffix:
+        base_name = name_without_ext[:-8] 
+    else:
+        base_name = name_without_ext
+    
+    base_name = re.sub(r'(_copy|_copia|_-_copia|_-_copy)(_\d+)?$', '', base_name)
+    
+    return base_name.lower().strip('_')
+
+def is_same_document(existing_doc, new_filename):
+    """
+    Compara si un documento existente y un nuevo archivo son el mismo documento.
+    
+    Args:
+        existing_doc: Objeto Document existente
+        new_filename: Nombre del nuevo archivo a subir
+    
+    Returns:
+        bool: True si son el mismo documento
+    """
+    existing_basename = os.path.basename(existing_doc.archivo.name)
+    existing_base = get_clean_base_filename(existing_basename)
+    
+    new_base = get_clean_base_filename(new_filename)
+    
+    existing_ext = existing_doc.extension.lower()
+    new_ext = os.path.splitext(new_filename)[1].lower().lstrip('.')
+    
+    return existing_base == new_base and existing_ext == new_ext
+
+def extract_django_suffix(filename):
+    """
+    Extrae el sufijo único que Django añade a los archivos.
+    """
+    name_without_ext = os.path.splitext(filename)[0]
+    
+    match = re.search(r'_([a-zA-Z0-9]{7})$', name_without_ext)
+    if match:
+        return match.group(1)
+    return None
+
+def get_clean_base_filename(filename):
+    """
+    Obtiene el nombre base limpio sin el sufijo de Django.
+    """
+    normalized = normalize_filename(filename)
+    name_without_ext, ext = os.path.splitext(normalized)
+    
+    django_suffix = extract_django_suffix(name_without_ext)
+    if django_suffix:
+        base_name = name_without_ext[:-8]  
+    else:
+        base_name = name_without_ext
+    
+    base_name = re.sub(r'(_copy|_copia|_-_copia|_-_copy)(_\d+)?$', '', base_name)
+    
+    return base_name.lower().strip('_')

api/datastage/tasks/report_document.py

@@ -0,0 +1,85 @@
+from celery import shared_task
+from django.core.files.base import ContentFile
+from django.utils import timezone
+from api.reports.models import ReportDocument
+from api.customs.models import Pedimento, Cove, EDocument, Partida
+from django.db.models import Q
+import csv
+import os
+from django.conf import settings
+import logging
+
+logger = logging.getLogger()
+
+@shared_task
+def generate_report_document(report_id):
+    try:
+        report = ReportDocument.objects.get(id=report_id)
+        report.status = 'processing'
+        report.save(update_fields=['status'])
+        filters = report.filters or {}
+        pedimentos_filters = Q()
+        if filters.get('organizacion_id'):
+            pedimentos_filters &= Q(organizacion_id=filters['organizacion_id'])
+        if filters.get('fecha_pago__gte'):
+            pedimentos_filters &= Q(fecha_pago__gte=filters['fecha_pago__gte'])
+        if filters.get('fecha_pago__lte'):
+            pedimentos_filters &= Q(fecha_pago__lte=filters['fecha_pago__lte'])
+        if filters.get('contribuyente__rfc'):
+            pedimentos_filters &= Q(contribuyente__rfc=filters['contribuyente__rfc'])
+        if filters.get('patente'):
+            pedimentos_filters &= Q(patente=filters['patente'])
+        if filters.get('aduana'):
+            pedimentos_filters &= Q(aduana=filters['aduana'])
+        if filters.get('pedimento'):
+            pedimentos_filters &= Q(pedimento=filters['pedimento'])
+        if filters.get('pedimento_app'):
+            pedimentos_filters &= Q(pedimento_app=filters['pedimento_app'])
+        if filters.get('regimen'):
+            pedimentos_filters &= Q(regimen=filters['regimen'])
+        if filters.get('tipo_operacion'):
+            pedimentos_filters &= Q(tipo_operacion_id=filters['tipo_operacion'])
+        pedimentos = Pedimento.objects.filter(pedimentos_filters)
+        filename = filters.get('filename')
+        if filename:
+            filename = f"{filename}.csv" if not filename.endswith('.csv') else filename
+        else:
+            filename = f"report_{report.id}_{timezone.now().strftime('%Y%m%d%H%M%S')}.csv"
+        file_path = os.path.join(settings.MEDIA_ROOT, 'reports', filename)
+        os.makedirs(os.path.dirname(file_path), exist_ok=True)
+        with open(file_path, 'w', newline='', encoding='utf-8') as f:
+            writer = csv.writer(f)
+            headers = [
+                'aduana', 'patente', 'regimen', 'pedimento', 'pedimento_app', 'clave_pedimento',
+                'tipo_operacion_id', 'contribuyente_id', 'tipo_documento', 'numero_documento', 'estado', 'acuse_estado'
+            ]
+            writer.writerow(headers)
+            for ped in pedimentos:
+                for cove in Cove.objects.filter(pedimento=ped):
+                    writer.writerow([
+                        ped.aduana, ped.patente, ped.regimen, ped.pedimento, ped.pedimento_app,
+                        ped.clave_pedimento, ped.tipo_operacion_id, ped.contribuyente_id,
+                        'COVE', cove.numero_cove, cove.cove_descargado, cove.acuse_cove_descargado
+                    ])
+                for edoc in EDocument.objects.filter(pedimento=ped):
+                    writer.writerow([
+                        ped.aduana, ped.patente, ped.regimen, ped.pedimento, ped.pedimento_app,
+                        ped.clave_pedimento, ped.tipo_operacion_id, ped.contribuyente_id,
+                        'EDOC', edoc.numero_edocument, edoc.edocument_descargado, edoc.acuse_descargado
+                    ])
+                for partida in Partida.objects.filter(pedimento=ped):
+                    writer.writerow([
+                        ped.aduana, ped.patente, ped.regimen, ped.pedimento, ped.pedimento_app,
+                        ped.clave_pedimento, ped.tipo_operacion_id, ped.contribuyente_id,
+                        'PARTIDA', partida.numero_partida, partida.descargado, ''
+                    ])
+        with open(file_path, 'rb') as f:
+            report.file.save(filename, ContentFile(f.read()), save=True)
+        report.status = 'ready'
+        report.finished_at = timezone.now()
+        report.save(update_fields=['status', 'file', 'finished_at'])
+    except Exception as e:
+        report.status = 'error'
+        report.error_message = str(e)
+        report.finished_at = timezone.now()
+        report.save(update_fields=['status', 'error_message', 'finished_at'])

api/organization/views.py

@@ -27,7 +27,7 @@ class ViewSetOrganizacion(LoggingMixin, viewsets.ModelViewSet, OrganizacionFiltr
 
     queryset = Organizacion.objects.all()
     serializer_class = OrganizacionSerializer
-    filterset_fields = ['nombre', 'descripcion']
+    filterset_fields = ['nombre']
     
     my_tags = ['Organizaciones']
 

api/reports/models.py

@@ -9,10 +9,15 @@ class ReportDocument(models.Model):
 		('ready', 'Listo'),
 		('error', 'Error'),
 	]
+	TYPE_REPORT = [
+		('cumplimiento', 'cumplimiento'),
+		('control_pedimento', 'control_pedimento'),
+	]
 	user = models.ForeignKey(get_user_model(), on_delete=models.CASCADE, related_name='report_documents')
 	filters = models.JSONField(blank=True, null=True)
 	status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='pending')
 	file = models.FileField(upload_to='reports/', blank=True, null=True)
+	report_type = models.CharField(max_length=30, choices=TYPE_REPORT, default='cumplimiento')
 	error_message = models.TextField(blank=True, null=True)
 	created_at = models.DateTimeField(auto_now_add=True)
 	finished_at = models.DateTimeField(blank=True, null=True)

api/reports/tasks/report_document.py

@@ -1,9 +1,12 @@
 from celery import shared_task
+from api.organization.models import Organizacion
 from django.core.files.base import ContentFile
 from django.utils import timezone
 from api.reports.models import ReportDocument
 from api.customs.models import Pedimento, Cove, EDocument, Partida
-from django.db.models import Q
+from django.db.models import Q, Exists, OuterRef
+# from django.db.models import Q, 
+from api.record.models import Document
 import csv
 import os
 from django.conf import settings
@@ -15,7 +18,6 @@ def generate_report_document(report_id):
         report.status = 'processing'
         report.save(update_fields=['status'])
         filters = report.filters or {}
-        # Construir Q para filtros complejos
         pedimentos_filters = Q()
         if filters.get('organizacion_id'):
             pedimentos_filters &= Q(organizacion_id=filters['organizacion_id'])
@@ -83,3 +85,199 @@ def generate_report_document(report_id):
         report.error_message = str(e)
         report.finished_at = timezone.now()
         report.save(update_fields=['status', 'error_message', 'finished_at'])
+
+@shared_task
+def generate_report_control_pedimento(report_id):
+    try:
+        
+        report = ReportDocument.objects.get(id=report_id)
+        report.status = 'processing'
+        report.save(update_fields=['status'])
+        filters = report.filters or {}
+
+        
+        # Construir filtros
+        pedimentos_filters = {}
+        if filters.get('organizacion_id'):
+            pedimentos_filters['organizacion_id'] = filters['organizacion_id']
+        if filters.get('fecha_pago__gte'):
+            pedimentos_filters['fecha_pago__gte'] = filters['fecha_pago__gte']
+        if filters.get('fecha_pago__lte'):
+            pedimentos_filters['fecha_pago__lte'] = filters['fecha_pago__lte']
+        if filters.get('pedimento_app'):
+            pedimentos_filters['pedimento_app'] = filters['pedimento_app']
+
+        # pedimentos por organizacion
+        pedimentos_qs = Pedimento.objects.filter(**pedimentos_filters)
+        pedimentos_total = pedimentos_qs.count()
+
+        
+        pedimento_ids = list(pedimentos_qs.values_list('id', flat=True))
+        rfcs_raw = list(pedimentos_qs.values_list('agente_aduanal', flat=True))
+
+        # inicializar totales
+        pedimentos_completos = 0
+        total_documentos = 0
+        documentos_sin_descargar = 0
+
+        nombre_organizacion = ''
+        if filters.get('organizacion_id'):
+            try:
+                # Asumo que tienes un modelo Organizacion - ajusta según tu modelo real
+                organizacion = Organizacion.objects.get(id=filters['organizacion_id'])
+                nombre_organizacion = organizacion.nombre  # ajusta el campo según tu modelo
+            except Organizacion.DoesNotExist:
+                nombre_organizacion = f"ID: {filters['organizacion_id']}"
+            except Exception as e:
+                nombre_organizacion = f"Error: {str(e)}"
+        
+        # lista de rfc
+        rfc_list = ', '.join(sorted(set([rfc for rfc in rfcs_raw if rfc])))
+        
+        fecha_inicio = ''
+        fecha_fin = ''
+
+        if pedimentos_qs.exists():
+            primer_pedimento = pedimentos_qs.order_by('fecha_pago').first()
+            if primer_pedimento and primer_pedimento.fecha_pago:
+                fecha_inicio = primer_pedimento.fecha_pago.strftime('%Y-%m-%d')
+            
+            ultimo_pedimento = pedimentos_qs.order_by('-fecha_pago').first()
+            if ultimo_pedimento and ultimo_pedimento.fecha_pago:
+                fecha_fin = ultimo_pedimento.fecha_pago.strftime('%Y-%m-%d')
+
+        # Para cada pedimento, verificar si está completo
+        for pedimento in pedimentos_qs:
+            # Contar documentos de este pedimento
+            docs_pedimento = 0
+            docs_pendientes_pedimento = 0
+            
+            # COVES
+            coves_count = Cove.objects.filter(pedimento_id=pedimento.id).count()
+            coves_pendientes = Cove.objects.filter(pedimento_id=pedimento.id, cove_descargado=False).count()
+            docs_pedimento += coves_count
+            docs_pendientes_pedimento += coves_pendientes
+            
+            # PARTIDAS
+            partidas_count = Partida.objects.filter(pedimento_id=pedimento.id).count()
+            partidas_pendientes = Partida.objects.filter(pedimento_id=pedimento.id, descargado=False).count()
+            docs_pedimento += partidas_count
+            docs_pendientes_pedimento += partidas_pendientes
+            
+            # EDOCUMENTS
+            edocs_count = EDocument.objects.filter(pedimento_id=pedimento.id).count()
+            edocs_pendientes = EDocument.objects.filter(pedimento_id=pedimento.id, edocument_descargado=False).count()
+            docs_pedimento += edocs_count
+            docs_pendientes_pedimento += edocs_pendientes
+            
+            # Acumular totales
+            total_documentos += docs_pedimento
+            documentos_sin_descargar += docs_pendientes_pedimento
+            
+            # Si no tiene documentos pendientes, está completo
+            if docs_pendientes_pedimento == 0 and docs_pedimento > 0:
+                pedimentos_completos += 1
+
+        # 3. PORCENTAJE
+        porcentaje_faltantes = (documentos_sin_descargar / total_documentos * 100) if total_documentos > 0 else 0
+
+        # 4. GENERAR CSV CON DETALLES
+        filename = f"report_{report.id}_{timezone.now().strftime('%Y%m%d%H%M%S')}.csv"
+        file_path = os.path.join(settings.MEDIA_ROOT, 'reports', filename)
+        os.makedirs(os.path.dirname(file_path), exist_ok=True)
+        
+        todas_las_filas = []
+        
+        # Recopilar datos detallados - UNA FILA POR CADA DOCUMENTO
+        for pedimento in pedimentos_qs:
+            # DATOS BASE DEL PEDIMENTO (se repiten en cada fila)
+            datos_base_pedimento = [
+                pedimento.aduana or '',
+                pedimento.patente or '',
+                pedimento.regimen or '',
+                pedimento.pedimento or '',  # No. Pedimento (7 dígitos)
+                pedimento.pedimento_app or '',  # No. Pedimento App completo
+                pedimento.clave_pedimento or '',
+                pedimento.tipo_operacion.tipo if pedimento.tipo_operacion else '',
+                str(pedimento.contribuyente_id) if pedimento.contribuyente_id else ''
+            ]
+            
+            # COVES - Una fila por cada COVE
+            coves = Cove.objects.filter(pedimento_id=pedimento.id)
+            for cove in coves:
+                estado = 'VERDADERO' if cove.cove_descargado else 'FALSO'
+                fila = datos_base_pedimento + [
+                    # str(cove.id),  # Identificador de documento
+                    cove.numero_cove,  
+                    'COVE',  # Tipo de documento
+                    estado
+                ]
+                todas_las_filas.append(fila)
+            
+            # PARTIDAS - Una fila por cada Partida
+            partidas = Partida.objects.filter(pedimento_id=pedimento.id)
+            for partida in partidas:
+                estado = 'VERDADERO' if partida.descargado else 'FALSO'
+                fila = datos_base_pedimento + [
+                    # str(partida.id), 
+                    partida.numero_partida, 
+                    'PARTIDA',  # Tipo de documento
+                    estado
+                ]
+                todas_las_filas.append(fila)
+            
+            # EDOCUMENTS - Una fila por cada EDocument
+            edocuments = EDocument.objects.filter(pedimento_id=pedimento.id)
+            for edoc in edocuments:
+                estado = 'VERDADERO' if edoc.edocument_descargado else 'FALSO'
+                fila = datos_base_pedimento + [
+                    # str(edoc.id), 
+                    edoc.numero_edocument,
+                    'EDOCUMENT',  # Tipo de documento
+                    estado
+                ]
+                todas_las_filas.append(fila)
+
+        # 5. ESCRIBIR ARCHIVO CSV
+        with open(file_path, 'w', newline='', encoding='utf-8') as f:
+            writer = csv.writer(f)
+            
+            # SECCIÓN DE TOTALES
+            writer.writerow(['RESUMEN DEL REPORTE - CONTROL DE PEDIMENTOS'])
+            writer.writerow(['ORGANIZACION:', nombre_organizacion])
+            writer.writerow([])
+            writer.writerow(['TOTAL DE EXPEDIENTES:', pedimentos_total])
+            writer.writerow(['TOTAL DE EXPEDIENTES COMPLETOS:', pedimentos_completos])
+            writer.writerow(['TOTAL DE DOCUMENTOS:', total_documentos])
+            writer.writerow(['DOCUMENTOS SIN DESCARGAR:', documentos_sin_descargar])
+            writer.writerow(['PORCENTAJE DE DOCUMENTOS FALTANTES (%):', f"{porcentaje_faltantes:.2f}%"])
+            writer.writerow(['DESDE: ', fecha_inicio, ' HASTA: ', fecha_fin])
+            writer.writerow(['LISTA RFC:', rfc_list])
+            writer.writerow([])
+            writer.writerow([])
+            
+            # ENCABEZADOS DE DATOS (según requerimiento)
+            headers = [
+                'ADUANA', 'PATENTE', 'REGIMEN', 'NO. PEDIMENTO', 'PEDIMENTO_APP', 
+                'CLAVE_PEDIMENTO', 'TIPO_OPERACION', 'CONTRIBUYENTE_ID', 
+                'IDENTIFICADOR_DOCUMENTO', 'TIPO_DOCUMENTO', 'ESTADO'
+            ]
+            writer.writerow(headers)
+            
+            # DATOS DETALLADOS
+            for fila in todas_las_filas:
+                writer.writerow(fila)
+
+
+        with open(file_path, 'rb') as f:
+            report.file.save(filename, ContentFile(f.read()), save=True)
+        
+        report.status = 'ready'
+        report.finished_at = timezone.now()
+        report.save(update_fields=['status', 'file', 'finished_at'])    
+        
+    except Exception as e:
+        report.status = 'error'
+        report.error_message = str(e)
+        report.finished_at = timezone.now()
+        report.save(update_fields=['status', 'error_message', 'finished_at'])

api/reports/urls.py

@@ -1,10 +1,12 @@
 from django.urls import path, include
-from .views import ExportModelView, dashboard_summary
+from .views import ExportModelView, ExportDataStageView, dashboard_summary
 # from .views_stats import documentos_por_fecha
-from .views_table import table_summary, report_document_status, report_document_list, report_document_download
+from .views_table import table_summary, report_document_status, report_document_list, report_document_download, control_pedimento
 
 urlpatterns = [
     path('exportmodel/', ExportModelView.as_view(), name='export-model'),
+    path('exportmodel/datastage/', ExportDataStageView.as_view(), name='export-datastage-model'),
+    path('control-pedimento/', control_pedimento, name='control_pedimento'),
     path('dashboard/summary/', dashboard_summary, name='dashboard-summary'),
     #path('documentos-por-fecha/', documentos_por_fecha, name='documentos-por-fecha'),
     path('table-summary/', table_summary, name='table-summary'),

api/reports/views.py

@@ -48,7 +48,10 @@ from core.permissions import (
     IsSuperUser
 )
 from .serializers import ExportModelSerializer
-
+import uuid
+import datetime
+import zipfile
+from django.db import models
 
 def export_model_to_csv(request, model_name, fields, module='datastage', filters=None):
     model = apps.get_model(module, model_name)
@@ -86,11 +89,797 @@ def export_model_to_excel(request, model_name, fields, module='datastage', filte
     response['Content-Disposition'] = f'attachment; filename="{model_name}.xlsx"'
     return response
 
+# class ControlPedimentoView(APIView):
+#     my_tags = ['Control-Pedimento']
+#     permission_classes = [IsAuthenticated & (IsSameOrganization | IsSameOrganizationAndAdmin | IsSameOrganizationDeveloper | IsSuperUser)]
+
+#     @swagger_auto_schema(request_body=ExportModelSerializer, responses={200: 'Archivo generado (Excel o CSV)'})
+#     def post(self, request, *args, **kwargs):
+#         """
+#         Endpoint específico para exportación de DataStage con soporte múltiple
+#         """
+#         # Verificar si es modo múltiple
+#         modo = request.data.get('modo', 'simple')
+        
+#         if modo == 'multiple':
+#             return self.handle_multiple_export(request)
+#         else:
+#             return self.handle_simple_export(request)
+        
+
+
+class ExportDataStageView(APIView):
+    my_tags = ['Reportes-DataStage']
+    permission_classes = [IsAuthenticated & (IsSameOrganization | IsSameOrganizationAndAdmin | IsSameOrganizationDeveloper | IsSuperUser)]
+
+    # Constantes para partición
+    # MAX_RECORDS_PER_FILE = 100  # Límite seguro por archivo
+    MAX_RECORDS_PER_FILE = 120000  # Límite seguro por archivo
+
+    def safe_excel_value(self, value):
+        """
+        Convierte cualquier valor a un formato seguro para Excel
+        """
+        if value is None:
+            return ''
+        elif isinstance(value, (uuid.UUID,)):
+            return str(value)
+        elif hasattr(value, 'uuid'):
+            return str(value.uuid)
+        elif hasattr(value, 'id'):
+            return str(value.id)
+        elif isinstance(value, (datetime.datetime, datetime.date)):
+            return value.isoformat()
+        elif isinstance(value, (dict, list)):
+            return str(value)
+        else:
+            return str(value)
+
+    @swagger_auto_schema(request_body=ExportModelSerializer, responses={200: 'Archivo generado (Excel o CSV)'})
+    def post(self, request, *args, **kwargs):
+        """
+        Endpoint específico para exportación de DataStage con soporte múltiple
+        """
+        # Verificar si es modo múltiple
+        modo = request.data.get('modo', 'simple')
+        
+        if modo == 'multiple':
+            return self.handle_multiple_export(request)
+        else:
+            return self.handle_simple_export(request)
+    
+    def handle_simple_export(self, request):
+        """Maneja exportación simple de DataStage (un solo modelo)"""
+        model_name = request.data.get('model')
+        fields = request.data.get('fields')
+        global_filters = request.data.get('globalFilters', {})
+        export_type = request.data.get('format', 'csv')
+        module = 'datastage'
+
+        if not model_name or not fields:
+            return Response({'error': 'model and fields are required'}, status=status.HTTP_400_BAD_REQUEST)
+
+        try:
+            model = apps.get_model(module, model_name)
+            filters = self.apply_global_filters_to_model(global_filters, model, request.user)
+            
+            queryset = model.objects.filter(**filters).values(*fields)
+            total_records = queryset.count()
+            
+            if export_type == 'excel':
+                # Verificar si necesita partición
+                if total_records > self.MAX_RECORDS_PER_FILE:
+                    return self.export_single_model_partitioned(request, model_name, fields, filters, total_records)
+                else:
+                    return export_model_to_excel(request, model_name, fields, module, filters)
+            else:
+                if total_records > self.MAX_RECORDS_PER_FILE:
+                    return self.export_single_model_csv_partitioned(request, model_name, fields, filters, total_records)
+                else:
+                    return export_model_to_csv(request, model_name, fields, module, filters)
+                
+        except LookupError:
+            return Response({'error': f'Model {model_name} not found'}, status=status.HTTP_404_NOT_FOUND)
+
+    def handle_multiple_export(self, request):
+        """Maneja exportación múltiple de DataStage (varios modelos)"""
+        models_data = request.data.get('models', [])
+        export_type = request.data.get('format', 'csv')
+        global_filters = request.data.get('globalFilters', {})
+
+        if not models_data:
+            return Response({'error': 'models are required for multiple export'}, status=status.HTTP_400_BAD_REQUEST)
+
+        related_keys = self.get_related_keys_from_filters(global_filters, models_data, request.user)
+        
+        if export_type == 'excel':
+            # Siempre usar el método particionado inteligente para Excel
+            return self.export_datastage_multiple_partitioned_excel(request, models_data, global_filters, related_keys)
+        else:
+            # Para CSV, podemos mantener la lógica actual o mejorarla
+            total_estimated_records = self.estimate_total_records(models_data, global_filters, related_keys, request.user)
+            if total_estimated_records > self.MAX_RECORDS_PER_FILE:
+                return self.export_datastage_multiple_partitioned_csv(request, models_data, global_filters, related_keys)
+            else:
+                return self.export_datastage_multiple_to_csv(request, models_data, global_filters, related_keys)
+
+    def estimate_total_records(self, models_data, global_filters, related_keys, user):
+        """Estima el total de registros para todos los modelos"""
+        total = 0
+        for model_data in models_data:
+            model_name = model_data.get('model')
+            try:
+                model = apps.get_model('datastage', model_name)
+                filters = self.apply_related_filters(global_filters, model, related_keys, user)
+                total += model.objects.filter(**filters).count()
+            except:
+                continue
+        return total
+
+    def export_datastage_multiple_to_excel(self, request, models_data, global_filters, related_keys):
+        """Exporta múltiples modelos de DataStage con filtrado relacionado (múltiples hojas)"""
+        wb = openpyxl.Workbook()
+        wb.remove(wb.active)
+
+        for model_data in models_data:
+            model_name = model_data.get('model')
+            fields = model_data.get('fields', [])
+            
+            if not model_name or not fields:
+                continue
+
+            try:
+                model = apps.get_model('datastage', model_name)
+                
+                # 🔥 APLICAR FILTROS RELACIONADOS
+                filters = self.apply_related_filters(global_filters, model, related_keys, request.user)
+                
+                # Si hay filtros, aplicarlos; si no, obtener todos los registros
+                if filters:
+                    queryset = model.objects.filter(**filters).values(*fields)
+                else:
+                    queryset = model.objects.none()  # No obtener nada si no hay filtros
+
+                # Si no hay registros, saltar este modelo
+                if queryset.count() == 0:
+                    continue
+                
+                # Crear hoja (limitar nombre a 31 caracteres)
+                sheet_name = model_name[:31]
+                ws = wb.create_sheet(title=sheet_name)
+                
+                # Escribir encabezados
+                ws.append(fields)
+                
+                # Escribir datos
+                for row in queryset:
+                    row_values = []
+                    for field in fields:
+                        value = row[field]
+                        # 🔥 USAR safe_excel_value para convertir valores
+                        row_values.append(self.safe_excel_value(value))
+                    ws.append(row_values)
+                    
+            except LookupError:
+                continue
+
+        # Si no se crearon hojas, crear una vacía
+        if len(wb.sheetnames) == 0:
+            ws = wb.create_sheet(title="Sin datos")
+            ws.append(["No se encontraron datos para los modelos especificados"])
+
+        output = io.BytesIO()
+        wb.save(output)
+        output.seek(0)
+        
+        response = HttpResponse(
+            output.read(),
+            content_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
+        )
+        response['Content-Disposition'] = 'attachment; filename="datastage_related_report.xlsx"'
+        return response
+
+    def export_datastage_multiple_partitioned_excel(self, request, models_data, global_filters, related_keys):
+        """Exporta múltiples modelos de DataStage a múltiples archivos Excel particionados inteligentemente"""
+        try:
+            zip_buffer = io.BytesIO()
+            
+            with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+                file_counter = 1
+                current_wb = None
+                current_file_records_count = 0
+                MAX_SHEETS_PER_FILE = 10  # Límite de hojas por archivo Excel
+                
+                for model_data in models_data:
+                    model_name = model_data.get('model')
+                    fields = model_data.get('fields', [])
+                    
+                    if not model_name or not fields:
+                        continue
+
+                    try:
+                        model = apps.get_model('datastage', model_name)
+                        filters = self.apply_related_filters(global_filters, model, related_keys, request.user)
+                        
+                        if filters:
+                            queryset = model.objects.filter(**filters).values(*fields)
+                        else:
+                            queryset = model.objects.none()
+                            
+                        total_records = queryset.count()
+                        
+                        if total_records == 0:
+                            continue
+                        
+                        # Si el modelo necesita particionarse (más de MAX_RECORDS_PER_FILE)
+                        if total_records > self.MAX_RECORDS_PER_FILE:
+                            from django.core.paginator import Paginator
+                            paginator = Paginator(queryset, self.MAX_RECORDS_PER_FILE)
+                            
+                            for page_num in paginator.page_range:
+                                page = paginator.page(page_num)
+                                
+                                # Verificar si necesitamos crear nuevo archivo
+                                # 1. Si no hay archivo actual
+                                # 2. Si ya tenemos muchas hojas en este archivo
+                                # 3. Si este archivo ya está "lleno" (muchos registros)
+                                if (current_wb is None or 
+                                    len(current_wb.sheetnames) >= MAX_SHEETS_PER_FILE or
+                                    current_file_records_count > self.MAX_RECORDS_PER_FILE * 3):  # ~150K registros
+                                    
+                                    if current_wb is not None:
+                                        # Guardar archivo actual en ZIP
+                                        part_buffer = io.BytesIO()
+                                        current_wb.save(part_buffer)
+                                        part_buffer.seek(0)
+                                        zip_file.writestr(f"datastage_part{file_counter}.xlsx", part_buffer.getvalue())
+                                        file_counter += 1
+                                    
+                                    # Crear nuevo workbook
+                                    current_wb = openpyxl.Workbook()
+                                    current_wb.remove(current_wb.active)  # Remover hoja por defecto
+                                    current_file_records_count = 0
+                                
+                                # Crear hoja para esta parte del modelo
+                                sheet_name = f"{model_name[:25]}_p{page_num}"
+                                ws = current_wb.create_sheet(title=sheet_name[:31])
+                                ws.append(fields)
+                                
+                                # Escribir datos
+                                for row in page.object_list:
+                                    row_values = [self.safe_excel_value(row[field]) for field in fields]
+                                    ws.append(row_values)
+                                
+                                current_file_records_count += len(page.object_list)
+                                
+                        else:
+                            # Modelo pequeño (≤ MAX_RECORDS_PER_FILE)
+                            # Verificar si necesitamos nuevo archivo
+                            if (current_wb is None or 
+                                len(current_wb.sheetnames) >= MAX_SHEETS_PER_FILE or
+                                current_file_records_count + total_records > self.MAX_RECORDS_PER_FILE * 3):
+                                
+                                if current_wb is not None:
+                                    # Guardar archivo actual
+                                    part_buffer = io.BytesIO()
+                                    current_wb.save(part_buffer)
+                                    part_buffer.seek(0)
+                                    zip_file.writestr(f"datastage_part{file_counter}.xlsx", part_buffer.getvalue())
+                                    file_counter += 1
+                                
+                                # Crear nuevo workbook
+                                current_wb = openpyxl.Workbook()
+                                current_wb.remove(current_wb.active)
+                                current_file_records_count = 0
+                            
+                            # Crear hoja para este modelo
+                            sheet_name = model_name[:31]
+                            ws = current_wb.create_sheet(title=sheet_name)
+                            ws.append(fields)
+                            
+                            # Escribir datos
+                            for row in queryset:
+                                row_values = [self.safe_excel_value(row[field]) for field in fields]
+                                ws.append(row_values)
+                            
+                            current_file_records_count += total_records
+                            
+                    except LookupError:
+                        continue
+                
+                # Guardar el último workbook si existe
+                if current_wb is not None:
+                    part_buffer = io.BytesIO()
+                    current_wb.save(part_buffer)
+                    part_buffer.seek(0)
+                    zip_file.writestr(f"datastage_part{file_counter}.xlsx", part_buffer.getvalue())
+            
+            zip_buffer.seek(0)
+            
+            response = HttpResponse(zip_buffer.read(), content_type='application/zip')
+            response['Content-Disposition'] = 'attachment; filename="datastage_reports.zip"'
+            return response
+            
+        except Exception as e:
+            return Response({'error': f'Error en exportación particionada: {str(e)}'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+        
+    def export_datastage_multiple_to_csv(self, request, models_data, global_filters, related_keys):
+        """Exporta múltiples modelos de DataStage a múltiples archivos CSV en ZIP"""
+        zip_buffer = io.BytesIO()
+        
+        with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+            
+            for model_data in models_data:
+                model_name = model_data.get('model')
+                fields = model_data.get('fields', [])
+                
+                if not model_name or not fields:
+                    continue
+
+                try:
+                    model = apps.get_model('datastage', model_name)
+                    filters = self.apply_related_filters(global_filters, model, related_keys, request.user)
+                    
+                    queryset = model.objects.filter(**filters).values(*fields)
+                    total_records = queryset.count()
+                    
+                    if total_records == 0:
+                        continue
+                    
+                    csv_buffer = io.StringIO()
+                    writer = csv.writer(csv_buffer)
+                    writer.writerow(fields)
+                    
+                    for row in queryset:
+                        row_values = [self.safe_excel_value(row[field]) for field in fields]
+                        writer.writerow(row_values)
+                    
+                    # Agregar al ZIP
+                    filename = f"{model_name}.csv"
+                    zip_file.writestr(filename, csv_buffer.getvalue())
+                        
+                except LookupError:
+                    continue
+
+        zip_buffer.seek(0)
+        
+        response = HttpResponse(zip_buffer.read(), content_type='application/zip')
+        response['Content-Disposition'] = 'attachment; filename="datastage_reports.zip"'
+        return response
+
+    def export_datastage_multiple_partitioned_csv(self, request, models_data, global_filters, related_keys):
+        """Exporta múltiples modelos de DataStage a múltiples archivos CSV particionados en ZIP"""
+        try:
+            zip_buffer = io.BytesIO()
+            
+            with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+                
+                for model_data in models_data:
+                    model_name = model_data.get('model')
+                    fields = model_data.get('fields', [])
+                    
+                    if not model_name or not fields:
+                        continue
+
+                    try:
+                        model = apps.get_model('datastage', model_name)
+                        filters = self.apply_related_filters(global_filters, model, related_keys, request.user)
+                        
+                        queryset = model.objects.filter(**filters).values(*fields)
+                        total_records = queryset.count()
+                        
+                        if total_records == 0:
+                            continue
+                        
+                        if total_records > self.MAX_RECORDS_PER_FILE:
+                            from django.core.paginator import Paginator
+                            paginator = Paginator(queryset, self.MAX_RECORDS_PER_FILE)
+                            
+                            for page_num in paginator.page_range:
+                                page = paginator.page(page_num)
+                                
+                                csv_buffer = io.StringIO()
+                                writer = csv.writer(csv_buffer)
+                                
+                                writer.writerow(fields)
+                                
+                                for row in page.object_list:
+                                    row_values = [self.safe_excel_value(row[field]) for field in fields]
+                                    writer.writerow(row_values)
+                                
+                                # Agregar al ZIP
+                                filename = f"{model_name}_part{page_num}.csv"
+                                zip_file.writestr(filename, csv_buffer.getvalue())
+                                
+                        else:
+                            # Modelo pequeño, exportar completo
+                            csv_buffer = io.StringIO()
+                            writer = csv.writer(csv_buffer)
+                            
+                            # Escribir encabezados
+                            writer.writerow(fields)
+                            
+                            # Escribir datos
+                            for row in queryset:
+                                row_values = [self.safe_excel_value(row[field]) for field in fields]
+                                writer.writerow(row_values)
+                            
+                            # Agregar al ZIP
+                            filename = f"{model_name}.csv"
+                            zip_file.writestr(filename, csv_buffer.getvalue())
+                            
+                    except LookupError as e:
+                        continue
+                    except Exception as e:
+                        continue
+
+            zip_buffer.seek(0)
+            
+            response = HttpResponse(zip_buffer.read(), content_type='application/zip')
+            response['Content-Disposition'] = 'attachment; filename="datastage_reports.zip"'
+            return response
+            
+        except Exception as e:
+            return Response({'error': f'Error en exportación CSV particionada: {str(e)}'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+    
+    def export_single_model_partitioned(self, request, model_name, fields, filters, total_records):
+        """Exporta un solo modelo particionado a ZIP"""
+        try:
+            zip_buffer = io.BytesIO()
+            module = 'datastage'
+            
+            model = apps.get_model(module, model_name)
+            queryset = model.objects.filter(**filters).values(*fields)
+            
+            with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+                from django.core.paginator import Paginator
+                paginator = Paginator(queryset, self.MAX_RECORDS_PER_FILE)
+                
+                for page_num in paginator.page_range:
+                    page = paginator.page(page_num)
+                    
+                    # Crear Excel para esta parte
+                    wb = openpyxl.Workbook()
+                    ws = wb.active
+                    ws.title = f"Parte_{page_num}"[:31]
+                    ws.append(fields)
+                    
+                    for row in page.object_list:
+                        row_values = [self.safe_excel_value(row[field]) for field in fields]
+                        ws.append(row_values)
+                    
+                    part_buffer = io.BytesIO()
+                    wb.save(part_buffer)
+                    part_buffer.seek(0)
+                    
+                    filename = f"{model_name}_part{page_num}.xlsx"
+                    zip_file.writestr(filename, part_buffer.getvalue())
+
+            zip_buffer.seek(0)
+            zip_content = zip_buffer.getvalue()
+            
+            response = HttpResponse(zip_content, content_type='application/zip')
+            response['Content-Disposition'] = f'attachment; filename="{model_name}_particionado.zip"'
+            response['Content-Length'] = len(zip_content)
+            
+            return response
+            
+        except Exception as e:
+            return Response({'error': f'Error exportando modelo: {str(e)}'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+        
+    def export_single_model_csv_partitioned(self, request, model_name, fields, filters, total_records):
+        """Exporta un solo modelo CSV particionado a ZIP"""
+        try:
+            zip_buffer = io.BytesIO()
+            module = 'datastage'
+            
+            model = apps.get_model(module, model_name)
+            queryset = model.objects.filter(**filters).values(*fields)
+            
+            with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+                from django.core.paginator import Paginator
+                paginator = Paginator(queryset, self.MAX_RECORDS_PER_FILE)
+                
+                for page_num in paginator.page_range:
+                    page = paginator.page(page_num)
+                    
+                    csv_buffer = io.StringIO()
+                    writer = csv.writer(csv_buffer)
+                    writer.writerow(fields)
+                    
+                    for row in page.object_list:
+                        row_values = [self.safe_excel_value(row[field]) for field in fields]
+                        writer.writerow(row_values)
+                    
+                    # Agregar al ZIP
+                    filename = f"{model_name}_part{page_num}.csv"
+                    zip_file.writestr(filename, csv_buffer.getvalue())
+
+            zip_buffer.seek(0)
+            
+            zip_content = zip_buffer.getvalue()
+            
+            response = HttpResponse(zip_content, content_type='application/zip')
+            response['Content-Disposition'] = f'attachment; filename="{model_name}_particionado.zip"'
+            response['Content-Length'] = len(zip_content)
+            
+            return response
+            
+        except Exception as e:
+            return Response({'error': f'Error exportando modelo CSV: {str(e)}'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+        
+    def get_related_keys_from_filters(self, global_filters, models_data, user):
+        """
+        Obtiene patentes, pedimentos y datastages que cumplen EXACTAMENTE con TODOS los filtros globales
+        VERSIÓN SIMPLIFICADA - Usa la MISMA lógica que apply_global_filters_to_model
+        """
+        related_keys = {
+            'patentes': set(),
+            'pedimentos': set(),
+            'datastage_ids': set()
+        }
+        
+        # Si no hay filtros, retornar vacío
+        if not any(v for v in global_filters.values() if v not in [None, '']):
+            return {}
+        
+        all_records_with_filters = []
+
+        for model_data in models_data:
+            model_name = model_data.get('model')
+            
+            try:
+                model = apps.get_model('datastage', model_name)
+                
+                # ¡USAR LA MISMA FUNCIÓN QUE EN MODO SINGULAR!
+                filters = self.apply_global_filters_to_model(global_filters, model, user)
+                
+                if filters:
+                    # EJECUTAR CONSULTA - IDÉNTICO A MODO SINGULAR
+                    queryset = model.objects.filter(**filters)
+                    total = queryset.count()
+                    
+                    # VERIFICACIÓN ESPECIAL PARA RFC
+                    if 'rfc' in filters:
+                        rfc_value = filters['rfc']
+                        # Doble verificación: contar registros con ese RFC exacto
+                        rfc_exact_count = queryset.filter(rfc=rfc_value).count()
+                        
+                        if rfc_exact_count != total:
+                            try:
+                                other_rfcs = queryset.exclude(rfc=rfc_value).values_list('rfc', flat=True).distinct()[:5]
+                            except:
+                                pass
+                    
+                    # Obtener registros
+                    records = queryset.values('patente', 'pedimento', 'datastage_id')
+                    all_records_with_filters.extend(list(records))
+                            
+            except LookupError:
+                continue
+        
+        if not all_records_with_filters:
+            return {'patentes': set(), 'pedimentos': set(), 'datastage_ids': set()}
+        
+        for record in all_records_with_filters:
+            if record.get('patente'):
+                related_keys['patentes'].add(record['patente'])
+            if record.get('pedimento'):
+                related_keys['pedimentos'].add(record['pedimento'])
+            if record.get('datastage_id'):
+                related_keys['datastage_ids'].add(record['datastage_id'])
+        
+        return {k: list(v) for k, v in related_keys.items() if v}
+    
+    def apply_global_filters_to_model(self, global_filters, model, user):
+        """
+        Aplica filtros globales - VERSIÓN CORREGIDA CON UUID
+        """
+        
+        filters = {}
+        model_fields = [f.name for f in model._meta.get_fields()]
+        
+        # ORGANIZACIÓN - Manejar como UUID
+        org_value = global_filters.get('organizacion')
+        if org_value and org_value != '' and 'organizacion' in model_fields:
+            field = model._meta.get_field('organizacion')
+            
+            if hasattr(field, 'related_model'):  # Es ForeignKey
+                # Convertir string a UUID
+                try:
+                    import uuid
+                    org_uuid = uuid.UUID(org_value)
+                    filters['organizacion_id'] = org_uuid
+                except Exception as e:
+                    # Fallback: dejar como string (puede no funcionar)
+                    filters['organizacion_id'] = org_value
+            else:  # Es CharField
+                filters['organizacion'] = org_value
+        
+        # RFC - Manejar normalmente
+        rfc_value = global_filters.get('rfc')
+        if rfc_value and rfc_value != '' and 'rfc' in model_fields:
+            filters['rfc'] = rfc_value
+        
+        # PATENTE
+        if global_filters.get('patente'):
+            filters['patente'] = global_filters['patente']
+        
+        # PEDIMENTO
+        if global_filters.get('pedimento'):
+            filters['pedimento'] = global_filters['pedimento']
+        
+        # FECHAS
+        if 'fecha_pago_real' in model_fields:
+            if global_filters.get('fecha_pago_desde'):
+                filters['fecha_pago_real__gte'] = global_filters['fecha_pago_desde']
+            
+            if global_filters.get('fecha_pago_hasta'):
+                filters['fecha_pago_real__lte'] = global_filters['fecha_pago_hasta']
+        
+        return filters
+    
+    def apply_related_filters(self, global_filters, model, related_keys, user):
+        filters = {}
+        model_fields = [f.name for f in model._meta.get_fields()]
+        
+        # 1. Organización
+        if 'organizacion' in model_fields and global_filters.get('organizacion'):
+            filters['organizacion'] = global_filters['organizacion']
+        
+        # 2. RFC (¡ESTO ES LO QUE FALTA!)
+        if 'rfc' in model_fields and global_filters.get('rfc'):
+            filters['rfc'] = global_filters['rfc']
+        
+        # 3. Fechas (SIEMPRE se aplican)
+        if 'fecha_pago_real' in model_fields:
+            if global_filters.get('fecha_pago_desde'):
+                filters['fecha_pago_real__gte'] = global_filters['fecha_pago_desde']
+            
+            if global_filters.get('fecha_pago_hasta'):
+                filters['fecha_pago_real__lte'] = global_filters['fecha_pago_hasta']
+        
+        # 🔥 SEGUNDO: Si hay related_keys, AÑADIRLAS a los filtros existentes
+        if any(related_keys.values()):
+            
+            # Añadir patentes si existen
+            if related_keys.get('patentes') and 'patente' in model_fields:
+                filters['patente__in'] = related_keys['patentes']
+            
+            # Añadir pedimentos si existen
+            if related_keys.get('pedimentos') and 'pedimento' in model_fields:
+                filters['pedimento__in'] = related_keys['pedimentos']
+            
+            # Añadir datastage_ids si existen
+            if related_keys.get('datastage_ids') and 'datastage_id' in model_fields:
+                filters['datastage_id__in'] = related_keys['datastage_ids']
+        
+        else:
+            # Solo patente y pedimento específicos (no listas)
+            if 'patente' in model_fields and global_filters.get('patente'):
+                filters['patente'] = global_filters['patente']
+            
+            if 'pedimento' in model_fields and global_filters.get('pedimento'):
+                filters['pedimento'] = global_filters['pedimento']
+        
+        return filters
+
+    def estimate_excel_file_size(self, num_records, num_columns):
+        """Estima tamaño aproximado del archivo Excel"""
+        # Estimación aproximada: 100 bytes por celda
+        return num_records * num_columns * 100
+    
+    def export_with_size_control(self, request, models_data, global_filters, related_keys):
+        """Versión con control de tamaño de archivo"""
+        try:
+            zip_buffer = io.BytesIO()
+            
+            with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+                file_counter = 1
+                current_wb = None
+                current_file_size_estimate = 0
+                MAX_FILE_SIZE_ESTIMATE = 50 * 1024 * 1024  # 50MB estimado
+                
+                for model_data in models_data:
+                    model_name = model_data.get('model')
+                    fields = model_data.get('fields', [])
+                    
+                    if not model_name or not fields:
+                        continue
+                    
+                    try:
+                        model = apps.get_model('datastage', model_name)
+                        filters = self.apply_related_filters(global_filters, model, related_keys, request.user)
+                        
+                        if filters:
+                            queryset = model.objects.filter(**filters).values(*fields)
+                        else:
+                            queryset = model.objects.none()
+                            
+                        total_records = queryset.count()
+                        
+                        if total_records == 0:
+                            continue
+                        
+                        # Calcular tamaño estimado para este modelo
+                        model_size_estimate = self.estimate_excel_file_size(total_records, len(fields))
+                        
+                        # Si el modelo es muy grande o no cabe en el archivo actual
+                        needs_new_file = (
+                            current_wb is None or 
+                            current_file_size_estimate + model_size_estimate > MAX_FILE_SIZE_ESTIMATE or
+                            (total_records > self.MAX_RECORDS_PER_FILE and current_file_size_estimate > 0)
+                        )
+                        
+                        if needs_new_file and current_wb is not None:
+                            # Guardar archivo actual
+                            part_buffer = io.BytesIO()
+                            current_wb.save(part_buffer)
+                            part_buffer.seek(0)
+                            zip_file.writestr(f"datastage_part{file_counter}.xlsx", part_buffer.getvalue())
+                            file_counter += 1
+                            current_wb = None
+                            current_file_size_estimate = 0
+                        
+                        if current_wb is None:
+                            current_wb = openpyxl.Workbook()
+                            current_wb.remove(current_wb.active)
+                        
+                        # Manejar modelos que exceden el límite por hoja
+                        if total_records > self.MAX_RECORDS_PER_FILE:
+                            from django.core.paginator import Paginator
+                            paginator = Paginator(queryset, self.MAX_RECORDS_PER_FILE)
+                            
+                            for page_num in paginator.page_range:
+                                page = paginator.page(page_num)
+                                
+                                # Crear hoja para esta parte
+                                sheet_name = f"{model_name[:20]}_p{page_num}"[:31]
+                                ws = current_wb.create_sheet(title=sheet_name)
+                                ws.append(fields)
+                                
+                                for row in page.object_list:
+                                    row_values = [self.safe_excel_value(row[field]) for field in fields]
+                                    ws.append(row_values)
+                                
+                                # Actualizar tamaño estimado
+                                page_size = self.estimate_excel_file_size(len(page.object_list), len(fields))
+                                current_file_size_estimate += page_size
+                                
+                        else:
+                            # Modelo pequeño, una hoja
+                            sheet_name = model_name[:31]
+                            ws = current_wb.create_sheet(title=sheet_name)
+                            ws.append(fields)
+                            
+                            for row in queryset:
+                                row_values = [self.safe_excel_value(row[field]) for field in fields]
+                                ws.append(row_values)
+                            
+                            current_file_size_estimate += model_size_estimate
+                            
+                    except LookupError:
+                        continue
+                
+                # Guardar último archivo si existe
+                if current_wb is not None:
+                    part_buffer = io.BytesIO()
+                    current_wb.save(part_buffer)
+                    part_buffer.seek(0)
+                    zip_file.writestr(f"datastage_part{file_counter}.xlsx", part_buffer.getvalue())
+            
+            zip_buffer.seek(0)
+            
+            response = HttpResponse(zip_buffer.read(), content_type='application/zip')
+            response['Content-Disposition'] = 'attachment; filename="datastage_reports.zip"'
+            return response
+            
+        except Exception as e:
+            return Response({'error': f'Error: {str(e)}'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
 class ExportModelView(APIView):
     my_tags = ['Reportes']
-    permission_classes = [IsAuthenticated & (
-        IsSameOrganization | IsSameOrganizationAndAdmin | IsSameOrganizationDeveloper | IsSuperUser)]
+    permission_classes = [IsAuthenticated & (IsSameOrganization | IsSameOrganizationAndAdmin | IsSameOrganizationDeveloper | IsSuperUser)]
 
     @swagger_auto_schema(
         manual_parameters=[

api/reports/views_table.py

@@ -1,5 +1,5 @@
 from api.reports.models import ReportDocument
-from api.reports.tasks.report_document import generate_report_document
+from api.reports.tasks.report_document import generate_report_document, generate_report_control_pedimento
 from django.http import FileResponse
 from rest_framework.decorators import api_view, permission_classes
 from rest_framework.permissions import IsAuthenticated
@@ -11,7 +11,10 @@ def table_summary(request):
     """
     Solo dispara la tarea asíncrona para generar el reporte CSV. No consulta ni procesa datos.
     """
+
     org_id = request.query_params.get('organizacion_id')
+    # hasta aqui si llega y crea el registro en la base de datos 
+    print(f'🖼️🖼️🖼️🖼️🖼️🖼️🖼️ table_summary organizacion id = {org_id}')
     if not org_id:
         return Response({"error": "organizacion_id es requerido"}, status=400)
     # Obtener filtros de query params
@@ -60,7 +63,8 @@ def table_summary(request):
     report = ReportDocument.objects.create(
         user=request.user,
         filters=filtros,
-        status='pending'
+        status='pending',
+        report_type='cumplimiento'
     )
     generate_report_document.delay(report.id)
     return Response({
@@ -94,6 +98,7 @@ def report_document_list(request):
     data = [
         {
             "report_id": r.id,
+            "report_type": r.report_type,
             "status": r.status,
             "created_at": r.created_at,
             "finished_at": r.finished_at,
@@ -114,4 +119,50 @@ def report_document_download(request, report_id):
         response = FileResponse(report.file.open('rb'), as_attachment=True, filename=report.file.name)
         return response
     except ReportDocument.DoesNotExist:
-        return Response({"error": "Reporte no encontrado"}, status=404)
+        return Response({"error": "Reporte no encontrado"}, status=404)
+
+@api_view(['GET'])
+@permission_classes([IsAuthenticated])
+def control_pedimento(request):
+    """
+    Dispara la tarea asíncrona para generar el reporte CSV de control de Pedimentos. 
+    """
+    org_id = request.query_params.get('organizacion_id')
+
+    if not org_id:
+        return Response({"error": "organizacion_id es requerido"}, status=400)
+    
+    # Simplificar la lógica de fechas
+    fecha_pago_gte = request.query_params.get('fecha_pago__gte')
+    fecha_pago_lte = request.query_params.get('fecha_pago__lte')
+    pedimento_app = request.query_params.get('pedimento_app')
+    
+    # Si las fechas vienen como string, mantenerlas como están
+    fecha_pago_gte_str = fecha_pago_gte if fecha_pago_gte else None
+    fecha_pago_lte_str = fecha_pago_lte if fecha_pago_lte else None
+    
+    filtros = {
+        "pedimento_app": pedimento_app,
+        "organizacion_id": org_id,
+        "fecha_pago__gte": fecha_pago_gte_str,
+        "fecha_pago__lte": fecha_pago_lte_str,
+    }
+    
+    # Crear el reporte
+    report = ReportDocument.objects.create(
+        user=request.user,
+        filters=filtros,
+        status='pending',
+        report_type='control_pedimento'
+    )
+    
+    # Disparar la tarea asíncrona
+    generate_report_control_pedimento.delay(report.id)
+    
+    return Response({
+        "report_id": report.id,
+        "status": report.status,
+        "created_at": report.created_at,
+        "message": "Reporte en proceso de generación",
+        "download_url": report.file.url if report.file else None
+    }, status=202)