Se creo la base del reporte

backend/api/v1/modules/a76/reports/importacion/packing_list/routes.py

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+from typing import Dict, Any
+from fastapi import APIRouter, Depends, Query, Response, HTTPException
+from sqlalchemy.orm import Session
+from core.database import get_core_db
+from core.security import get_current_user, validate_access_to_resource
+from .service import PackingListService
+
+router = APIRouter()
+service = PackingListService()
+
+from celery.result import AsyncResult
+from core.celery_app import celery_app
+from .task import generar_packing_list_async
+
+@router.get("/tasks/{task_id}")
+async def get_task_status(
+    task_id: str,
+    current_user: Dict[str, Any] = Depends(get_current_user),
+    db: Session = Depends(get_core_db)
+):
+    task_result = AsyncResult(task_id, app=celery_app)
+
+    response = {
+        "task_id": task_id,
+        "state": task_result.state,
+        "result": None,
+        "info": None
+    }
+
+    if task_result.state == 'FAILURE':
+        response["result"] = str(task_result.result)
+    elif task_result.state == 'SUCCESS':
+        response["result"] = task_result.result
+    elif task_result.state == 'PROCESSING':
+        response["info"] = task_result.info
+
+    return response
+
+@router.post("/{invoice_id}/download-async")
+async def trigger_download_packing_list(
+    invoice_id: int,
+    company_id: int = Query(..., description="ID de la empresa"),
+    current_user: Dict[str, Any] = Depends(get_current_user),
+    db: Session = Depends(get_core_db)
+):
+    validate_access_to_resource(db, company_id, current_user)
+    
+    task = generar_packing_list_async.delay(invoice_id, company_id)
+    return {"task_id": task.id, "message": "Generación iniciada"}

backend/api/v1/modules/a76/reports/importacion/packing_list/schemas.py

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+from typing import List, Optional, Union, Any
+from pydantic import BaseModel, field_validator
+
+class ClienteSchema(BaseModel):
+    header: str
+    nombre: str
+    direccion: Optional[str] = "" 
+    num_exterior: Optional[str] = ""
+    num_interior: Optional[str] = ""
+    colonia: Optional[str] = ""
+    codigo_postal: Optional[str] = ""
+    ciudad: Optional[str] = ""
+    estado: Optional[str] = ""
+    pais: Optional[str] = ""
+    tax_id: str
+    programa: Optional[str] = ""
+    autorizacion: Optional[str] = ""
+    prosec: Optional[str] = ""
+    reg_emp: Optional[str] = ""
+    cert: Optional[str] = ""
+
+    @field_validator('direccion', 'nombre', mode='before')
+    @classmethod
+    def prevent_none(cls, v):
+        return v or ""
+
+class FacturaSchema(BaseModel):
+    numero: str
+    fecha: str
+    tipo_cambio: Union[float, str]
+    moneda: str
+    pedimento: str = ""
+    clave_pedimento: str = ""
+    remesa: str = ""
+    acuse_electronico: str = ""
+    agente_aduanal: str = ""
+    patente: str = ""
+    precinto: str = ""
+    regimen: str = ""
+    transportista: str = ""
+    scac: str = ""
+    caat: str = ""
+    incoterm: str = ""
+    transporte: str = ""
+    num_transporte: str = ""
+    placas: str = ""
+    placas_remolque: str = ""
+    licencia_conductor: str = ""
+    aduana: str = ""
+    destino: str = ""
+    observaciones: str = ""
+
+class PartidaSchema(BaseModel):
+    numero_parte: str
+    descripcion: str
+    fraccion: str
+    origen: str
+
+    advalorem:Optional[str] = ""
+    preferencia:Optional[str] = ""
+
+    cantidad_importacion: Union[float, str]
+    unidad_medida: str
+    cantidad_bultos: int
+    clave_bultos: str
+    peso_neto: Union[float, str]
+    peso_bruto: Union[float, str]
+    valor_costo_unitario: Union[float, str] = ""
+    valor_total: Union[float, str] = ""
+
+class TotalesSchema(BaseModel):
+    cantidad_total: Union[float, str]
+    bultos_total: int
+    clave_bultos: str = ""
+    peso_neto_total: Union[float, str]
+    peso_bruto_total: Union[float, str]
+    valor_total_total: Union[float, str] = ""
+    valor_total_dolares: Union[float, str] = ""
+
+class PackingListSchema(BaseModel):
+    cliente_proveedor: ClienteSchema
+    cliente_vendido: ClienteSchema
+    cliente_enviado: ClienteSchema
+    factura: FacturaSchema
+    partidas: List[PartidaSchema]
+    totales: TotalesSchema
+    logo_b64: Optional[str] = None
+

backend/api/v1/modules/a76/reports/importacion/packing_list/service.py

@@ -0,0 +1,364 @@
+import shutil
+import base64
+import pdfkit
+from pathlib import Path
+from decimal import Decimal
+from typing import Tuple, List, Callable, Optional, Dict
+
+from jinja2 import Environment, FileSystemLoader, select_autoescape
+from fastapi import HTTPException
+from pydantic import ValidationError
+from sqlalchemy.orm import Session
+
+# --- MODELOS ---
+from api.v1.modules.a76.invoices.models import InvoiceHeader, InvoiceLogistics 
+from api.v1.modules.a76.items.line_financials.models import LineFinancial
+from api.v1.modules.a76.items.line_quantities.models import LineQuantity
+from api.v1.modules.a76.items.line_items.models import LineItem
+from api.v1.modules.a76.clients_and_providers.models import (
+    ClientProvider, ClientProviderAddress, ClientProviderPrograms
+)
+from api.v1.modules.a76.parts.models import Part
+from api.v1.modules.a76.pedmientos.models import Pedimentos
+from api.v1.modules.a76.general_catalogs.company.models import Company
+from api.v1.modules.a76.customs_brokers.models import CustomsBroker
+from api.v1.modules.a76.items.models import Item 
+
+# --- TRANSPORTATION MODELS ---
+from api.v1.modules.a76.transportation.transporters.models import Transporter
+from api.v1.modules.a76.transportation.vehicles.models import Vehicle
+from api.v1.modules.a76.transportation.trailers.models import Trailer
+from api.v1.modules.a76.transportation.drivers.models import Driver
+
+# --- MODELO DE FRACCIONES ---
+from api.v1.modules.a76.general_catalogs.tariff_fractions.models import TariffFraction
+
+# --- SCHEMAS ---
+from .schemas import (
+    ClienteSchema, PartidaSchema, TotalesSchema, 
+    FacturaSchema, PackingListSchema
+)
+
+class PackingListService:
+    def __init__(self):
+        self.template_dir = Path(__file__).parent / "templates"
+        self.jinja_env = Environment(
+            loader=FileSystemLoader(self.template_dir),
+            autoescape=select_autoescape(['html', 'xml'])
+        )
+        self.template = self.jinja_env.get_template('packing_list.html')
+
+    def _get_wkhtmltopdf_config(self):
+        # List of possible paths
+        paths = [
+             shutil.which("wkhtmltopdf"),
+             "/usr/local/bin/wkhtmltopdf",
+             "/usr/bin/wkhtmltopdf",
+             "C:\\Program Files\\wkhtmltopdf\\bin\\wkhtmltopdf.exe"
+        ]
+        
+        path = next((p for p in paths if p and Path(p).exists()), None)
+
+        if not path:
+             # If we are in dev and cannot find it, try to mock it or raise clearer error
+             if shutil.which("echo"): 
+                 print("WARNING: wkhtmltopdf not found, PDF generation will fail.")
+             raise RuntimeError(f"wkhtmltopdf binary not found. Searched in: {paths}")
+             
+        return pdfkit.configuration(wkhtmltopdf=path)
+
+    def formatear_numero(self, valor, decimales: int = 2):
+        if valor is None: return 0.0
+        try:
+            return round(float(valor), decimales)
+        except: return 0.0
+
+    def _format_fraccion_fallback(self, fraccion_raw: str) -> str:
+        if not fraccion_raw or len(fraccion_raw) < 8:
+            return fraccion_raw or ""
+        return f"{fraccion_raw[:4]}.{fraccion_raw[4:6]}.{fraccion_raw[6:]}"
+
+    def _obtener_datos_cliente(self, db: Session, client_id: int, rol: str) -> ClienteSchema:
+        main = db.query(ClientProvider).filter(ClientProvider.id == client_id).first()
+        if not main:
+            return ClienteSchema(header=rol, nombre="Desconocido", direccion="", tax_id="", codigo_postal="", ciudad="", estado="", pais="MEX")
+        
+        addr = db.query(ClientProviderAddress).filter(ClientProviderAddress.client_id == client_id).first()
+        prog = db.query(ClientProviderPrograms).filter(ClientProviderPrograms.client_id == client_id).first()
+
+        return ClienteSchema(
+            header=rol,
+            nombre=(main.name or main.short_name) or "S/N",
+            direccion=(addr.streets or "") if addr else "", 
+            num_exterior=(addr.exterior_number or "") if addr else "",
+            num_interior=(addr.interior_number or "") if addr else "",
+            colonia=(addr.neighborhood or "") if addr else "",
+            codigo_postal=(addr.postal_code or "") if addr else "",
+            ciudad=(addr.city or "") if addr else "",
+            estado=(addr.state or "") if addr else "",
+            pais=(addr.country or "MEX") if addr else "MEX",
+            tax_id=prog.tax_id if (prog and prog.tax_id) else (getattr(main, 'rfc', "") or ""),
+            programa="IMMEX" if (prog and prog.program) else "", 
+            autorizacion=prog.program_number if prog else "",
+            prosec=prog.prosec_authorization if (prog and prog.prosec and prog.prosec_authorization) else "",
+            reg_emp=prog.val_certified_company_registry if (prog and hasattr(prog, 'val_certified_company_registry')) else (
+                prog.certified_company_registry if (prog and prog.certified_company_registry) else ""
+            ),
+            cert=prog.is_certified_company if (prog and prog.is_certified_company) else "" 
+        )
+
+    def get_packing_list_data(self, db: Session, invoice_id: int, company_id: int, progress_callback: Optional[Callable] = None) -> PackingListSchema:
+        try:
+            if progress_callback: progress_callback(10, "Buscando factura...")
+            header = db.query(InvoiceHeader).filter(InvoiceHeader.id == invoice_id, InvoiceHeader.company_id == company_id).first()
+            if not header: raise HTTPException(status_code=404, detail="Factura no encontrada")
+
+            compliance = header.compliance_mx 
+            logistics = header.logistics if header.logistics else None
+            financials = header.financials if header.financials else None
+            
+            if progress_callback: progress_callback(20, "Obteniendo datos de pedimento...")
+            pedimento_id = compliance.pedimento_id if (compliance and compliance.pedimento_id) else header.related_doc_id
+            pedimento = db.query(Pedimentos).filter(Pedimentos.id == pedimento_id).first() if pedimento_id else None
+            
+            if progress_callback: progress_callback(30, "Obteniendo cliente y proveedor...")
+            proveedor_id = compliance.provider_id if compliance else None
+            cliente_proveedor = self._obtener_datos_cliente(db, proveedor_id, "Proveedor / supplier:") if proveedor_id else ClienteSchema(header="Proveedor", nombre="No Asignado", direccion="", tax_id="", codigo_postal="", ciudad="", estado="", pais="")
+
+            nombre_agente = ""
+            if compliance and compliance.customs_broker_id:
+                broker = db.query(CustomsBroker).filter(CustomsBroker.id == compliance.customs_broker_id).first()
+                if broker: nombre_agente = broker.name
+
+            company = db.query(Company).filter(Company.id == header.company_id).first()
+            # Datos Default (Company/Importer)
+            cliente_default = ClienteSchema(
+                header="Importador / consignatario:",
+                nombre=getattr(company, 'name', "Empresa Local"),
+                direccion="DOMICILIO FISCAL",
+                num_exterior="", colonia="", codigo_postal="", ciudad="", estado="", pais="MEX",
+                tax_id=getattr(company, 'rfc', ""),
+                programa=getattr(company, 'program', "IMMEX"), autorizacion=getattr(company, 'program_number', "")
+            )
+
+            # Left Side Logic (Consignatario / Sold To)
+            cliente_vendido = cliente_default
+            if compliance and compliance.sold_to_id:
+                raw_header = compliance.sold_to_header or "CONSIGNATARIO"
+                clean_header = raw_header.replace("_", " ").capitalize() + ":"
+                cliente_vendido = self._obtener_datos_cliente(db, compliance.sold_to_id, clean_header)
+            
+            # Right Side Logic (Enviado A / Shipped To)
+            cliente_enviado = cliente_default
+            if compliance and compliance.shipped_to_id:
+                raw_header_shipped = compliance.shipped_to_header or "DESTINATARIO"
+                clean_header_shipped = raw_header_shipped.replace("_", " ").capitalize() + ":"
+                cliente_enviado = self._obtener_datos_cliente(db, compliance.shipped_to_id, clean_header_shipped)
+
+            remesa_valor = str(compliance.remesa) if (compliance and compliance.remesa) else ""
+            acuse_valor = str(compliance.edocument) if (compliance and compliance.edocument) else "N/A"
+
+            patente_val = ""
+            if pedimento and pedimento.license:
+                patente_val = pedimento.license
+            elif 'broker' in locals() and broker and broker.license:
+                patente_val = broker.license
+
+            # --- Transport Data Fetching ---
+            transporte_txt = str(logistics.transport_type) if (logistics and logistics.transport_type) else ""
+            num_transporte_val = (logistics.trailer_num or "") if logistics else ""
+            
+            placas_val = (logistics.license_plate or "") if logistics else "" 
+            placas_remolque_val = ""
+            transportista_val = (logistics.carrier_id or "") if logistics else ""
+            caat_val = ""
+            scac_val = ""
+            licencia_cond_val = ""
+
+            if logistics:
+                # 1. Transporter (CAAT / SCAC)
+                if logistics.carrier_id:
+                    transporter_obj = db.query(Transporter).filter(Transporter.transporter_key == logistics.carrier_id).first()
+                    if transporter_obj:
+                        caat_val = transporter_obj.caat_code or ""
+                        scac_val = transporter_obj.transport_code or "" 
+                        transportista_val = transporter_obj.name or logistics.carrier_id
+
+                # 2. Vehicle (Placas Tracto)
+                if logistics.transport_id:
+                    veh_obj = db.query(Vehicle).filter(Vehicle.vehicle_key == logistics.transport_id).first()
+                    if veh_obj:
+                         placas_val = veh_obj.plate_number or placas_val
+                elif logistics.vehicle_num:
+                     veh_obj = db.query(Vehicle).filter(Vehicle.vehicle_key == logistics.vehicle_num).first()
+                     if veh_obj:
+                         placas_val = veh_obj.plate_number or placas_val
+
+                # 3. Trailer (Placas Remolque)
+                if logistics.trailer_num:
+                    trl_obj = db.query(Trailer).filter(Trailer.trailer_number == logistics.trailer_num).first()
+                    if trl_obj:
+                        placas_remolque_val = trl_obj.plate_number or ""
+
+                # 4. Driver (License)
+                if logistics.carrier_id and logistics.driver_name:
+                    drv_obj = db.query(Driver).filter(
+                        Driver.transporter_key == logistics.carrier_id,
+                        Driver.driver_name == logistics.driver_name
+                    ).first()
+                    if drv_obj:
+                         licencia_cond_val = drv_obj.license_number or ""
+
+            factura_schema = FacturaSchema(
+                numero=header.invoice_number or "S/N",
+                fecha=str(header.invoice_date) if header.invoice_date else "",
+                tipo_cambio=float(financials.exchange_rate) if (financials and financials.exchange_rate) else (float(pedimento.exchange_rate) if pedimento and pedimento.exchange_rate else 1.0),
+                moneda=getattr(header, 'currency', "USD") or "USD",
+                incoterm=(logistics.incoterm or "") if logistics else "",
+                observaciones=header.observation_es or header.observation_en or "",
+                pedimento=f"{pedimento.year}  {pedimento.customs_office[:2] if pedimento.customs_office else ''}  {pedimento.license}  {pedimento.pedimento_number}" if pedimento else "",
+                clave_pedimento=pedimento.pedimento_code if pedimento else "",
+                regimen=header.document_type or "",
+                patente=patente_val,
+                agente_aduanal=nombre_agente,
+                transporte=transporte_txt,
+                num_transporte=num_transporte_val,
+                placas=placas_val,
+                placas_remolque=placas_remolque_val,
+                transportista=transportista_val,
+                caat=caat_val,
+                scac=scac_val,
+                licencia_conductor=licencia_cond_val,
+                aduana=compliance.aduana if (compliance and compliance.aduana) else (pedimento.customs_office[:2] if (pedimento and pedimento.customs_office) else ""),
+                precinto=(logistics.seal_number or "") if logistics else "",
+                destino=(logistics.destination_goods or "") if logistics else "",
+                remesa=remesa_valor, acuse_electronico=acuse_valor
+            )
+            
+            if progress_callback: progress_callback(50, "Procesando partidas...")
+            lines = db.query(LineItem).join(Item, LineItem.item_id == Item.id).filter(Item.invoice_id == header.id).all()
+            partidas_list = []
+            
+            for line in lines:
+                qty = db.query(LineQuantity).filter(LineQuantity.item_line_id == line.id).first()
+                part_master = db.query(Part).filter(Part.id == line.part_number).first()
+
+                desc_final = "S/D"
+                num_parte_final = str(line.part_number or "S/N")
+                fraccion_raw = "" 
+                origen_final = "MEX"
+
+                if part_master:
+                    desc_final = part_master.description_spanish or part_master.description_english or "Sin Desc."
+                    num_parte_final = part_master.part_number
+                    fraccion_raw = part_master.fraction if part_master.fraction else ""
+                    
+                    if part_master.fa_data and part_master.fa_data.origin_country:
+                        origen_final = part_master.fa_data.origin_country
+
+                fraccion_limpia = fraccion_raw.replace(".", "").strip()
+                if fraccion_limpia:
+                    fraccion_limpia = fraccion_limpia[:8].zfill(8)
+
+                fraccion_db = db.query(TariffFraction).filter(TariffFraction.code == fraccion_limpia).first()
+                
+                fraccion_imprimir = fraccion_raw
+                if fraccion_db:
+                    fraccion_imprimir = fraccion_db.fraction or fraccion_raw
+                else:
+                    fraccion_imprimir = self._format_fraccion_fallback(fraccion_limpia)
+
+                # FOR PACKING LIST: FINANCIALS ARE HIDDEN/EMPTY
+                v_unitario = ""
+                v_total = ""
+
+                partidas_list.append(PartidaSchema(
+                    numero_parte=num_parte_final,
+                    descripcion=desc_final,
+                    fraccion=fraccion_imprimir,
+                    origen=origen_final,
+                    advalorem="", # Hidden
+                    preferencia="", # Hidden
+                    cantidad_importacion=qty.quantity if qty else 0,
+                    unidad_medida=qty.weight_unit if qty else "PZA",
+                    cantidad_bultos=int(qty.package_quantity) if qty and qty.package_quantity else 0,
+                    clave_bultos=(qty.package_key or "") if qty else "",
+                    peso_neto=qty.net_weight if qty else 0,
+                    peso_bruto=qty.gross_weight if qty else 0,
+                    valor_costo_unitario=v_unitario, # Hidden
+                    valor_total=v_total # Hidden
+                ))
+
+            totales = self.calcular_totales(partidas_list, Decimal(factura_schema.tipo_cambio))
+
+            return PackingListSchema(
+                cliente_proveedor=cliente_proveedor, cliente_vendido=cliente_vendido,
+                cliente_enviado=cliente_enviado, factura=factura_schema,
+                partidas=partidas_list, totales=totales
+            )
+
+        except ValidationError as e:
+            print(f"Validation Error: {e.json()}")
+            raise HTTPException(status_code=500, detail=f"Schema Error: {e}")
+        except Exception as e:
+            print(f"Error Service A76: {e}")
+            raise HTTPException(status_code=500, detail=f"Error: {str(e)}")
+
+    def calcular_totales(self, partidas: List[PartidaSchema], tipo_cambio: Decimal) -> TotalesSchema:
+        cant = sum(float(p.cantidad_importacion) for p in partidas)
+        # Financial totals hidden
+        peso_n = sum(float(p.peso_neto) for p in partidas)
+        peso_b = sum(float(p.peso_bruto) for p in partidas)
+        bultos = sum(p.cantidad_bultos for p in partidas)
+        
+        claves = [p.clave_bultos for p in partidas if p.clave_bultos]
+        clave_comun = max(set(claves), key=claves.count) if claves else ""
+        if bultos > 1 and clave_comun and not clave_comun.endswith("S"): clave_comun += "S"
+        
+        return TotalesSchema(   
+            cantidad_total=self.formatear_numero(cant), bultos_total=bultos, clave_bultos=clave_comun,
+            peso_neto_total=self.formatear_numero(peso_n), peso_bruto_total=self.formatear_numero(peso_b),
+            valor_total_total="", valor_total_dolares=""
+        )
+
+    def generate_pdf(self, db: Session, invoice_id: int, company_id: int, progress_callback: Optional[Callable] = None) -> Tuple[bytes, str]:
+        if progress_callback: progress_callback(5, "Iniciando servicio de reporte...")
+        data = self.get_packing_list_data(db, invoice_id, company_id, progress_callback)
+        
+        if progress_callback: progress_callback(80, "Renderizando plantilla...")
+        
+        # LOGO LOGIC
+        logo_b64 = None
+        try:
+            comp_logo = db.query(Company).filter(Company.id == company_id).first()
+            if comp_logo and comp_logo.logo:
+                p = Path(comp_logo.logo)
+                target_path = p
+                if not target_path.exists():
+                    fallback = Path(f"app_data/logos/{company_id}") / p.name
+                    if fallback.exists():
+                        target_path = fallback
+
+                if target_path.exists():
+                    with open(target_path, "rb") as image_file:
+                        encoded_string = base64.b64encode(image_file.read()).decode('utf-8')
+                        mime = "image/png"
+                        if target_path.suffix.lower() in ['.jpg', '.jpeg']: mime = "image/jpeg"
+                        logo_b64 = f"data:{mime};base64,{encoded_string}"
+        except Exception as e:
+            print(f"Error loading logo: {e}")
+
+        data.logo_b64 = logo_b64 # Assign logo to schema
+
+        context = data.model_dump()
+        html_content = self.template.render(**context)
+        
+        if progress_callback: progress_callback(90, "Generando PDF final...")
+        
+        options = {'page-size': 'Letter', 'margin-top': '0.5in', 'margin-right': '0.5in', 'margin-bottom': '0.5in', 'margin-left': '0.5in', 'encoding': "UTF-8", 'enable-local-file-access': None}
+        pdf = pdfkit.from_string(html_content, False, options=options, configuration=self._get_wkhtmltopdf_config())
+        
+        if progress_callback: progress_callback(100, "Completado")
+        
+        filename = f"PackingList_{data.factura.numero}.pdf"
+        return pdf, filename

backend/api/v1/modules/a76/reports/importacion/packing_list/task.py

@@ -0,0 +1,51 @@
+import base64
+from core.celery_app import celery_app
+from core.database import CoreSessionLocal
+from .service import PackingListService
+
+@celery_app.task(bind=True)
+def generar_packing_list_async(self, invoice_id: int, company_id: int):
+    """
+    Tarea asíncrona para generar el Packing List
+    """
+    db = CoreSessionLocal()
+    try:
+        service = PackingListService()
+
+        def update_progress(percent, message):
+            self.update_state(
+                state='PROCESSING',
+                meta={
+                    'current': percent,
+                    'total': 100,
+                    'status': message
+                }
+            )
+
+        pdf_bytes, filename = service.generate_pdf(db, invoice_id, company_id, update_progress)
+        
+        # Codificar a base64 para enviar por JSON
+        pdf_b64 = base64.b64encode(pdf_bytes).decode('utf-8')
+        
+        return {
+            'status': 'success',
+            'file_name': filename,
+            'content': pdf_b64,
+            'media_type': 'application/pdf'
+        }
+        
+    except Exception as e:
+        print(f"Error en tarea Packing List: {e}")
+        import traceback
+        traceback.print_exc()
+        self.update_state(
+            state='FAILURE',
+            meta={
+                'exc_type': type(e).__name__,
+                'exc_message': str(e),
+                'custom': 'Error generating PDF'
+            }
+        )
+        raise e
+    finally:
+        db.close()

backend/api/v1/modules/a76/reports/importacion/packing_list/templates/packing_list.html

@@ -0,0 +1,615 @@
+<!DOCTYPE html>
+<html lang="es" xml:lang="es">
+
+<head>
+    <meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
+    <title>Packing List - {{ factura.numero }}</title>
+    <style type="text/css">
+        /* ESTILOS EXACTOS DE SCAPII PARA MANTENER EL FORMATO */
+        * {
+            margin: 0;
+            padding: 0;
+            font-family: Tahoma, sans-serif;
+            color: black;
+        }
+
+        .titulo {
+            font-size: 14pt;
+            padding: 3pt 0 0 6pt;
+        }
+
+        .grande {
+            font-size: 13pt;
+            padding-left: 5pt;
+        }
+
+        .medio-bold {
+            font-size: 9pt;
+            font-weight: bold;
+            padding: 3pt 0 0 3pt;
+        }
+
+        .normal {
+            font-size: 8pt;
+        }
+
+        .small-bold {
+            font-size: 8pt;
+            font-weight: bold;
+        }
+
+        .tiny-bold {
+            font-size: 7pt;
+            font-weight: bold;
+        }
+
+        .tiny {
+            font-size: 7pt;
+        }
+
+        .mini {
+            font-size: 5pt;
+        }
+
+        h1 {
+            font-weight: bold;
+            font-size: 8pt;
+        }
+
+        p {
+            font-size: 7pt;
+        }
+
+        .cliente {
+            border-bottom: 1pt solid black;
+            text-decoration: none;
+            display: block;
+            width: 100%
+        }
+
+        .center {
+            text-align: center;
+        }
+
+        .right {
+            text-align: right;
+        }
+
+        .border {
+            border: 1pt solid #808080;
+        }
+
+        .p-t-1 {
+            padding-top: 1pt;
+        }
+
+        .p-t-2 {
+            padding-top: 2pt;
+        }
+
+        .p-t-3 {
+            padding-top: 3pt;
+        }
+
+        .p-t-4 {
+            padding-top: 4pt;
+        }
+
+        .p-t-5 {
+            padding-top: 5pt;
+        }
+
+        .p-t-8 {
+            padding-top: 8pt;
+        }
+
+        .p-t-9 {
+            padding-top: 9pt;
+        }
+
+        .p-l-2 {
+            padding-left: 2pt;
+        }
+
+        .p-l-3 {
+            padding-left: 3pt;
+        }
+
+        .p-l-5 {
+            padding-left: 5pt;
+        }
+
+        .p-l-6 {
+            padding-left: 6pt;
+        }
+
+        .p-l-7 {
+            padding-left: 7pt;
+        }
+
+        .p-l-8 {
+            padding-left: 8pt;
+        }
+
+        .p-l-9 {
+            padding-left: 9pt;
+        }
+
+        .p-l-10 {
+            padding-left: 10pt;
+        }
+
+        .p-r-1 {
+            padding-right: 1pt;
+        }
+
+        .p-r-2 {
+            padding-right: 2pt;
+        }
+
+        .p-r-4 {
+            padding-right: 4pt;
+        }
+
+        .p-r-5 {
+            padding-right: 5pt;
+        }
+
+        .p-r-9 {
+            padding-right: 9pt;
+        }
+
+        .p-b-1 {
+            padding-bottom: 1pt;
+        }
+
+        .h-10 {
+            height: 10pt;
+        }
+
+        .h-11 {
+            height: 11pt;
+        }
+
+        .h-14 {
+            height: 14pt;
+        }
+
+        .h-15 {
+            height: 15pt;
+        }
+
+        .h-18 {
+            height: 18pt;
+        }
+
+        .h-22 {
+            height: 22pt;
+        }
+
+        .h-82 {
+            height: 82pt;
+        }
+
+        .h-384 {
+            height: 384pt;
+        }
+
+        .line-1 {
+            line-height: 1pt;
+        }
+
+        .line-7 {
+            line-height: 7pt;
+        }
+
+        .line-8 {
+            line-height: 8pt;
+        }
+
+        .line-9 {
+            line-height: 9pt;
+        }
+
+        .line-10 {
+            line-height: 10pt;
+        }
+
+        .m-l-3 {
+            margin-left: 3pt;
+        }
+
+        .m-l-5 {
+            margin-left: 5.74pt;
+        }
+
+        .flex-container {
+            width: 100%;
+            overflow: hidden;
+        }
+
+        .flex-container-end {
+            width: 100%;
+            overflow: hidden;
+        }
+
+        .width-48 {
+            width: 48%;
+            float: left;
+        }
+
+        .width-48-right {
+            width: 48%;
+            float: right;
+            text-align: right;
+        }
+
+        .position-relative-centered {
+            position: relative;
+            width: 48%;
+            float: left;
+        }
+
+        .full-width-block {
+            display: block;
+            width: 100%;
+        }
+
+        .clearfix::after {
+            content: "";
+            display: table;
+            clear: both;
+        }
+
+        table,
+        tbody {
+            vertical-align: top;
+            overflow: visible;
+        }
+    </style>
+</head>
+
+<body>
+    <header>
+        <div class="flex-container clearfix">
+            <div class="width-48" style="position: relative;">
+                <p class="titulo">PACKING LIST / LISTA DE EMPAQUE</p>
+                <div class="cliente" style="height: 1px;"></div>
+                <p class="cliente p-t-1 p-b-1"></p>
+            </div>
+            <div class="width-48-right">
+                <p class="p-l-5 line-1"><span></span></p>
+                <p class="p-t-2"><br></p>
+            </div>
+        </div>
+        <div class="flex-container-end clearfix" style="overflow: visible;">
+            <div class="position-relative-centered">
+                {% if logo_b64 %}
+                <div style="position: absolute; top: 10pt; left: 0;">
+                    <img src="{{ logo_b64 }}" style="max-height: 70pt; max-width: 120pt;" />
+                </div>
+                {% endif %}
+                <div style="margin-left: 130pt; padding-top: 25pt; text-align: left;">
+                    <h1 class="cliente">{{ cliente_proveedor.header }}</h1>
+                    <p>{{ cliente_proveedor.nombre }}</p>
+                    <p>{{ cliente_proveedor.direccion }}
+                        {% if cliente_proveedor.num_exterior %} Ext: {{ cliente_proveedor.num_exterior }}{% endif %}
+                        {% if cliente_proveedor.num_interior %} Int: {{ cliente_proveedor.num_interior }}{% endif %}
+                    </p>
+                    <p>{{ cliente_proveedor.colonia }} {% if cliente_proveedor.codigo_postal %} CP: {{
+                        cliente_proveedor.codigo_postal }}{% endif %}</p>
+                    <p>{{ cliente_proveedor.ciudad }}, {{ cliente_proveedor.estado }}, {{ cliente_proveedor.pais }}</p>
+                    <p>TAX ID: {{ cliente_proveedor.tax_id }}
+                        {% if cliente_proveedor.programa and cliente_proveedor.programa != 'Ninguno' %}
+                        {{ cliente_proveedor.programa }}: {{ cliente_proveedor.autorizacion }}
+                        {% endif %}
+                    </p>
+                    <p><br></p>
+                </div>
+            </div>
+
+            <div style="position: relative;">
+                <table cellspacing="0" class="m-l-3" style="float: right; text-align: left;">
+                    <tbody>
+                        <tr class="h-18">
+                            <td bgcolor="#E4E4E4" class="border" style="width:52pt">
+                                <p class="medio-bold">FACTURA:</p>
+                            </td>
+                            <td class="border" colspan="3" style="width:176pt">
+                                <p class="grande">{{ factura.numero }}</p>
+                            </td>
+                        </tr>
+                        <tr class="h-11">
+                            <td bgcolor="#E4E4E4" class="border" style="width:52pt">
+                                <p class="normal p-l-3 line-9">Fecha:</p>
+                            </td>
+                            <td class="border" style="width:72pt">
+                                <p class="normal p-l-2 line-9">{{ factura.fecha }}</p>
+                            </td>
+                            <td bgcolor="#E4E4E4" class="border" style="width:52pt">
+                                <p class="normal p-l-2 line-9">T. Cambio:</p>
+                            </td>
+                            <td class="border" style="width:52pt">
+                                <p class="normal center line-9">{{ factura.tipo_cambio }}</p>
+                            </td>
+                        </tr>
+                        <tr class="h-11">
+                            <td bgcolor="#E4E4E4" class="border" style="width:52pt">
+                                <p class="small-bold p-l-3 line-9">Pedimento:</p>
+                            </td>
+                            <td class="border" colspan="1" style="width:109pt">
+                                <p class="normal p-l-3 line-9">{{ factura.pedimento or '' }}</p>
+                            </td>
+                            <td bgcolor="#E4E4E4" class="border">
+                                <p class="normal p-l-3 line-9">Clave:</p>
+                            </td>
+                            <td class="border" style="width:37pt">
+                                <p class="normal p-r-2 line-9 center">{{ factura.clave_pedimento or '' }}</p>
+                            </td>
+                        </tr>
+                        <tr class="h-11">
+                            <td bgcolor="#E4E4E4" class="border" style="width:52pt">
+                                <p class="normal p-l-3 line-9">Remesa:</p>
+                            </td>
+                            <td class="border" style="width:38pt">
+                                <p class="normal p-l-10 line-9">{{ factura.remesa or '' }}</p>
+                            </td>
+                            <td bgcolor="#E4E4E4" class="border" style="width:79pt">
+                                <p class="normal p-l-6 line-9">Acuse:</p>
+                            </td>
+                            <td class="border" style="width:59pt">
+                                <p class="normal p-l-6 line-9">{{ factura.acuse_electronico or 'N/A' }}</p>
+                            </td>
+                        </tr>
+                        <tr class="h-22">
+                            <td class="border" colspan="4" style="width:228pt">
+                                <p class="small-bold p-l-3 line-7">Agente Aduanal:</p>
+                                <p class="normal p-l-3 line-7">{{ factura.agente_aduanal or '' }}</p>
+                            </td>
+                        </tr>
+                        <tr class="h-15">
+                            <td class="border" colspan="2">
+                                <p><span class="small-bold p-l-3 line-7">Patente: </span><span
+                                        class="normal p-l-3 line-7">{{ factura.patente or '' }}</span></p>
+                            </td>
+                            <td class="border">
+                                <span class="tiny-bold p-l-3 line-7">Regimen:</span><span class="tiny p-l-3 line-7">{{
+                                    factura.regimen or '' }}</span>
+                            </td>
+                            <td class="border">
+                                <p class="tiny-bold p-l-3 line-7">INCOTERM:</p>
+                                <p class="tiny p-l-3 line-7">{{ factura.incoterm or '' }}</p>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td class="border" colspan="2">
+                                {% if factura.precinto %}
+                                <p class="tiny-bold p-l-3 line-7">Precinto: {{ factura.precinto }}</p>
+                                {% endif %}
+                            </td>
+                            <td class="border">
+                                <p class="tiny-bold p-l-3 line-7">Aduana: {{ factura.aduana or '' }}</p>
+                            </td>
+                            <td class="border">
+                                {% if factura.destino %}
+                                <p class="tiny-bold p-l-3 line-7">Destino: {{ factura.destino }}</p>
+                                {% endif %}
+                            </td>
+                        </tr>
+                    </tbody>
+                </table>
+            </div>
+        </div>
+
+        <div class="flex-container clearfix">
+            <div class="width-48">
+                <h1 class="p-t-5 p-l-5 line-10 cliente">{{ cliente_vendido.header }}</h1>
+                <p class="p-l-5 line-8">{{ cliente_vendido.nombre }}</p>
+                <p class="p-l-5">{{ cliente_vendido.direccion }}
+                    {% if cliente_vendido.num_exterior %} Ext: {{ cliente_vendido.num_exterior }}{% endif %}
+                    {% if cliente_vendido.num_interior %} Int: {{ cliente_vendido.num_interior }}{% endif %}
+                </p>
+                <p class="p-l-5">{{ cliente_vendido.colonia }} {% if cliente_vendido.codigo_postal %} CP: {{
+                    cliente_vendido.codigo_postal }}{% endif %}</p>
+                <p class="p-l-5">{{ cliente_vendido.ciudad }}, {{ cliente_vendido.estado }}, {{ cliente_vendido.pais }}
+                </p>
+                <p class="p-l-5">RFC: {{ cliente_vendido.tax_id }}
+                    {% if cliente_vendido.programa and cliente_vendido.programa != 'Ninguno' %}
+                    {{ cliente_vendido.programa }}: {{ cliente_vendido.autorizacion }}
+                    {% endif %}
+                </p>
+                <p class="p-l-5">
+                    {% if cliente_vendido.prosec %}PROSEC: {{ cliente_vendido.prosec }} {% endif %}
+                    {% if cliente_vendido.reg_emp %}REG EMP: {{ cliente_vendido.reg_emp }} {% endif %}
+                    {% if cliente_vendido.cert %}CERT: {{ cliente_vendido.cert }}{% endif %}
+                </p>
+            </div>
+
+            <div class="width-48-right" style="text-align: left;">
+                <h1 class="p-t-5 p-l-5 line-10 cliente full-width-block">{{ cliente_enviado.header }}</h1>
+                <p class="p-l-5 line-8">{{ cliente_enviado.nombre }}</p>
+                <p class="p-l-5">{{ cliente_enviado.direccion }}
+                    {% if cliente_enviado.num_exterior %} Ext: {{ cliente_enviado.num_exterior }}{% endif %}
+                    {% if cliente_enviado.num_interior %} Int: {{ cliente_enviado.num_interior }}{% endif %}
+                </p>
+                <p class="p-l-5">{{ cliente_enviado.colonia }} {% if cliente_enviado.codigo_postal %} CP: {{
+                    cliente_enviado.codigo_postal }}{% endif %}</p>
+                <p class="p-l-5">{{ cliente_enviado.ciudad }}, {{ cliente_enviado.estado }}, {{ cliente_enviado.pais }}
+                </p>
+                <p class="p-l-5">RFC: {{ cliente_enviado.tax_id }}
+                    {% if cliente_enviado.programa and cliente_enviado.programa != 'Ninguno' %}
+                    {{ cliente_enviado.programa }}: {{ cliente_enviado.autorizacion }}
+                    {% endif %}
+                </p>
+                <p class="p-l-5">
+                    {% if cliente_enviado.prosec %}PROSEC: {{ cliente_enviado.prosec }} {% endif %}
+                    {% if cliente_enviado.reg_emp %}REG EMP: {{ cliente_enviado.reg_emp }} {% endif %}
+                    {% if cliente_enviado.cert %}CERT: {{ cliente_enviado.cert }}{% endif %}
+                </p>
+            </div>
+        </div>
+        <p class="p-t-8"><br /></p>
+    </header>
+
+    <table cellspacing="0" class="m-l-5" style="width: 99%; max-width: 580pt;">
+        <thead>
+            <tr class="h-10">
+                <td bgcolor="#E4E4E4" class="border" style="width:60pt">
+                    <p class="tiny line-9">Transportista:</p>
+                </td>
+                <td class="border" colspan="4" style="width:120pt">
+                    <p class="tiny">{{ factura.transportista or '' }}</p>
+                </td>
+                <td class="border" style="width:40pt">
+                    <p class="tiny">SCAC: {{ factura.scac or '' }}</p>
+                </td>
+                <td bgcolor="#E4E4E4" class="border" style="width:40pt">
+                    <p class="tiny">INCOTERM:</p>
+                </td>
+                <td class="border" style="width:40pt">
+                    <p class="tiny">{{ factura.incoterm or '' }}</p>
+                </td>
+                <td class="border" colspan="2" style="width:70pt">
+                    <p class="tiny line-9">Aduana: <span class="mini">{{ factura.aduana or '' }}</span></p>
+                </td>
+            </tr>
+            <tr class="h-10">
+                <td bgcolor="#E4E4E4" class="border" style="width:60pt">
+                    <p class="tiny line-9">Transporte:</p>
+                </td>
+                <td class="border" colspan="4" style="width:120pt">
+                    <p class="tiny">{{ factura.transporte or '' }}: {{ factura.num_transporte or '' }}</p>
+                </td>
+                <td class="border" colspan="3" style="width:80pt">
+                    <p class="tiny">CAAT: {{ factura.caat or '' }}</p>
+                </td>
+                <td class="border" colspan="2" style="width:100pt">
+                    <p class="tiny p-t-1 line-8">Placas: {{ factura.placas or '' }} / Rem: {{ factura.placas_remolque or
+                        '' }}</p>
+                </td>
+            </tr>
+            <tr class="h-10">
+                <td bgcolor="#E4E4E4" class="border" colspan="2" style="width:80pt">
+                    <p class="tiny p-l-1 line-9">Chofer/Licencia:</p>
+                </td>
+                <td class="border" colspan="8">
+                    <p class="tiny p-l-3">{{ factura.licencia_conductor or 'N/A' }}</p>
+                </td>
+            </tr>
+
+            <tr class="h-10">
+                <td class="border" rowspan="2">
+                    <p class="tiny-bold p-t-5 center">Línea</p>
+                </td>
+                <td class="border" rowspan="2" colspan="2">
+                    <p class="tiny-bold p-l-2 line-10">Número de Parte</p>
+                    <p class="tiny-bold p-l-2 line-10">Descripción</p>
+                </td>
+                <td class="border" colspan="2">
+                    <p class="tiny-bold center line-9">Comercial</p>
+                </td>
+                <td class="border" style="width:50pt">
+                    <p class="tiny-bold center line-9">Empaque</p>
+                </td>
+                <td class="border" colspan="2">
+                    <p class="tiny-bold center line-9">Peso (KGS)</p>
+                </td>
+                <!-- COLUMNA VALORES REMOVIDA -->
+            </tr>
+            <tr class="h-11">
+                <!-- Subheaders -->
+                <td class="border center">
+                    <p class="mini p-l-2">Cantidad</p>
+                </td>
+                <td class="border center">
+                    <p class="mini p-l-1">U.M.</p>
+                </td>
+                <td class="border">
+                    <p class="mini center">Tipo</p>
+                </td>
+                <td class="border">
+                    <p class="mini center">Neto</p>
+                </td>
+                <td class="border">
+                    <p class="mini center">Bruto</p>
+                </td>
+            </tr>
+        </thead>
+
+        <tbody class="h-384" style="width: 100%;">
+            {% for partida in partidas %}
+            <tr>
+                <td class="border" style="width: 25pt;">
+                    <p class="mini p-t-3 center">{{ loop.index }}</p>
+                </td>
+                <td class="border" colspan="2">
+                    <p class="mini p-t-1" style="font-weight: bold;">{{ partida.numero_parte }}</p>
+                    <p class="mini">{{ partida.descripcion }}</p>
+                </td>
+                <td class="border">
+                    <p class="mini p-t-2 center">{{ partida.cantidad_importacion }}</p>
+                </td>
+                <td class="border">
+                    <p class="mini p-t-2 center">{{ partida.unidad_medida }}</p>
+                </td>
+                <td class="border">
+                    <p class="mini p-t-2 center">
+                        {% if partida.cantidad_bultos != 0 %}{{ partida.cantidad_bultos }}{% endif %}
+                        {{ partida.clave_bultos }}
+                    </p>
+                </td>
+                <td class="border">
+                    <p class="mini p-t-3 center">{{ partida.peso_neto }}</p>
+                </td>
+                <td class="border">
+                    <p class="mini p-t-3 center">{{ partida.peso_bruto }}</p>
+                </td>
+            </tr>
+            {% endfor %}
+        </tbody>
+
+        <tfoot>
+            <tr class="h-14">
+                <td bgcolor="#E4E4E4" class="border" colspan="3" style="width:123pt">
+                    <p class="small-bold p-t-2 p-l-3 line-10">
+                        <span>Observaciones:</span>
+                        <span class="small-bold" style="float: right; margin-right: 2pt;">TOTALES</span>
+                    </p>
+                </td>
+                <td class="border" style="width:40pt">
+                    <p class="tiny p-t-5 p-r-1 line-8 center">{{ totales.cantidad_total }}</p>
+                </td>
+                <td class="border" style="width:22pt"></td>
+                <td class="border" style="width:40pt">
+                    <p class="tiny p-t-4 center line-8">
+                        {% if totales.bultos_total != 0 %}{{ totales.bultos_total }}{% endif %}
+                        <span>{{ totales.clave_bultos or '' }}</span>
+                    </p>
+                </td>
+                <td class="border" style="width:40pt">
+                    <p class="tiny p-t-5 center line-8">{{ totales.peso_neto_total }}</p>
+                </td>
+                <td class="border" style="width:40pt">
+                    <p class="tiny p-t-5 center line-8">{{ totales.peso_bruto_total }}</p>
+                </td>
+            </tr>
+            <tr>
+                <td colspan="3" class="border" style="height: 100pt; text-align:start; vertical-align: top;">
+                    <p class="mini p-l-2 p-t-2">{{ factura.observaciones }}</p>
+                </td>
+                <td colspan="5" style="width:336pt; vertical-align: bottom; height: 100%;">
+                    <p style="border-bottom: 1pt solid black; width: 80%; margin: 0 auto 2pt auto;"></p>
+                    <p class="normal center" style="margin-bottom: 0;">{{ cliente_proveedor.nombre }}</p>
+                    <p style="margin-bottom: 0;"><br /></p>
+                </td>
+            </tr>
+            <tr>
+                <td colspan="10" style="width:580pt; vertical-align: top; height: 100%;">
+                    <p class="p-t-8"><br /></p>
+                </td>
+            </tr>
+        </tfoot>
+    </table>
+</body>
+
+</html>

backend/api/v1/modules/a76/router.py

@@ -51,6 +51,8 @@ from api.v1.modules.public.reference_data.material_types.routes import router as
 # --- NUEVO IMPORT PARA REPORTES DE FACTURAS ---
 from .reports.importacion.facturas.routes import router as invoices_reports_router
 from .reports.importacion.consolidados.routes import router as consolidated_reports_router
+from .reports.importacion.packing_list.routes import router as packing_list_router
+
 
 
 # Router principal
@@ -130,4 +132,10 @@ router.include_router(
     consolidated_reports_router, 
     prefix="/a76/reports/importacion/consolidados", 
     tags=["a76 / reports"]
+)
+
+router.include_router(
+    packing_list_router,
+    prefix="/a76/reports/importacion/packing-lists",
+    tags=["a76 / reports"]
 )

backend/core/celery_app.py

@@ -10,7 +10,8 @@ celery_app = Celery(
     backend=valkey_url,
     include=[
         "api.v1.modules.a76.reports.importacion.facturas.task",
-        "api.v1.modules.a76.reports.importacion.consolidados.task"
+        "api.v1.modules.a76.reports.importacion.consolidados.task",
+        "api.v1.modules.a76.reports.importacion.packing_list.task"
     ] # Ruta al módulo donde están las tareas
 )
 

frontend/src/lib/api/dashboard/a76/reports/reports-invoices.ts

@@ -1,15 +1,15 @@
 
-const BASE_URL = import.meta.env.VITE_API_URL || ''; 
+const BASE_URL = import.meta.env.VITE_API_URL || '';
 
 export const invoicesReportsApi = {
-    
+
     triggerPdfGeneration: async (invoiceId: number, companyId: number) => {
         const params = new URLSearchParams({ company_id: companyId.toString() });
         const endpoint = `${BASE_URL}/v1/a76/reports/importacion/facturas/${invoiceId}/download-async?${params.toString()}`;
-        
+
         const token = localStorage.getItem('access_token');
         const response = await fetch(endpoint, {
-            method: 'POST', 
+            method: 'POST',
             headers: {
                 'Authorization': `Bearer ${token}`,
                 'Content-Type': 'application/json'
@@ -17,12 +17,12 @@ export const invoicesReportsApi = {
         });
 
         if (!response.ok) throw new Error('Error al iniciar la generación');
-        return await response.json(); 
+        return await response.json();
     },
 
     getTaskStatus: async (taskId: string) => {
-        const endpoint = `${BASE_URL}/v1/a76/reports/importacion/facturas/tasks/${taskId}`; 
-        
+        const endpoint = `${BASE_URL}/v1/a76/reports/importacion/facturas/tasks/${taskId}`;
+
         const token = localStorage.getItem('access_token');
         const response = await fetch(endpoint, {
             method: 'GET',
@@ -31,5 +31,35 @@ export const invoicesReportsApi = {
 
         if (!response.ok) throw new Error('Error al consultar estado');
         return await response.json();
+    },
+
+    triggerPackingListGeneration: async (invoiceId: number, companyId: number) => {
+        const params = new URLSearchParams({ company_id: companyId.toString() });
+        const endpoint = `${BASE_URL}/v1/a76/reports/importacion/packing-lists/${invoiceId}/download-async?${params.toString()}`;
+
+        const token = localStorage.getItem('access_token');
+        const response = await fetch(endpoint, {
+            method: 'POST',
+            headers: {
+                'Authorization': `Bearer ${token}`,
+                'Content-Type': 'application/json'
+            }
+        });
+
+        if (!response.ok) throw new Error('Error al iniciar la generación de Packing List');
+        return await response.json();
+    },
+
+    getPackingListTaskStatus: async (taskId: string) => {
+        const endpoint = `${BASE_URL}/v1/a76/reports/importacion/packing-lists/tasks/${taskId}`;
+
+        const token = localStorage.getItem('access_token');
+        const response = await fetch(endpoint, {
+            method: 'GET',
+            headers: { 'Authorization': `Bearer ${token}` }
+        });
+
+        if (!response.ok) throw new Error('Error al consultar estado de Packing List');
+        return await response.json();
     }
 };

frontend/src/lib/components/dashboard/invoices/pdf-progress-dialog.svelte

@@ -63,9 +63,12 @@
                 }
                 else if (response.state === 'FAILURE') {
                     hasError = true;
-                    statusMessage = "Error al generar el PDF";
+                    // Intenta mostrar el mensaje de error real si viene en 'result'
+                    const errMsg = response.result ? String(response.result) : "Error desconocido";
+                    statusMessage = `Error: ${errMsg}`;
                     stopPolling();
-                    toast.error("Falló la generación del PDF");
+                    toast.error(`Falló la generación: ${errMsg}`);
+                    console.error("Task failed with result:", response);
                 }
             } catch (error) {
                 console.error("Error polling task status:", error);

frontend/src/routes/dashboard/invoices/+page.svelte

@@ -13,7 +13,7 @@
     import type { PageData } from './$types';
     import { browser } from '$app/environment';
     import { companyStore } from '$lib/stores/company.svelte';
-    import { Plus, RefreshCw, FileText, RotateCcw, Boxes } from 'lucide-svelte';
+    import { Plus, RefreshCw, FileText, RotateCcw, Boxes, Package } from 'lucide-svelte';
     
     // IMPORTANTE: Asegúrate de tener instalada svelte-sonner para las notificaciones
     import { toast } from "svelte-sonner"; 
@@ -394,6 +394,32 @@
             console.error(error);
             toast.error("No se pudo iniciar la descarga del consolidado");
         }
+
+    }
+
+    async function handleDownloadPackingList(invoice: any) {
+        if (!companyStore.activeCompany) {
+            toast.error("No hay empresa seleccionada");
+            return;
+        }
+        
+        try {
+            // 1. Trigger: Start task in Celery
+            const { task_id } = await invoicesReportsApi.triggerPackingListGeneration(
+                invoice.id, 
+                companyStore.activeCompany.id
+            );
+
+            // 2. Open progress dialog
+            currentTaskId = task_id;
+            // Use the specific status function for Packing List
+            currentStatusFunction = invoicesReportsApi.getPackingListTaskStatus;
+            showProgressDialog = true;
+
+        } catch (error) {
+            console.error(error);
+            toast.error("No se pudo iniciar la descarga del Packing List");
+        }
     }
 
     function onPdfComplete(result: any) {
@@ -633,6 +659,10 @@
                     <Boxes class="h-4 w-4 mr-2" />
                     Consolidado
                 </Button>
+                <Button variant="outline" size="sm" onclick={() => selectedInvoice && handleDownloadPackingList(selectedInvoice)} disabled={!selectedInvoice}>
+                    <Package class="h-4 w-4 mr-2" />
+                    Packing List
+                </Button>
             </div>
         </div>
     </div>

frontend/test_bits.js

@@ -0,0 +1,7 @@
+import { Dialog } from "bits-ui";
+console.log("Dialog is:", Dialog);
+try {
+    console.log("Dialog.Root is:", Dialog.Root);
+} catch (e) {
+    console.log("Error accessing Dialog.Root:", e.message);
+}