Se normalizo la tabla de partes para anexo 76 y 24, ademas se parametrizo el formulario

2026-01-08 15:39:40 -06:00
parent cddd64d730
commit 9c2715e8f0
12 changed files with 1244 additions and 961 deletions
--- a/backend/api/v1/modules/a24/fa/fa_parts/models.py
+++ b/backend/api/v1/modules/a24/fa/fa_parts/models.py
@@ -0,0 +1,48 @@
+"""
+Modelo ORM para datos específicos de Activos Fijos (Q-Partes) - Anexo 24
+"""
+
+from typing import TYPE_CHECKING, Optional
+from api.v1.common.base_models import TenantScopedMixin, TimestampMixin
+from core.database import Base
+from sqlalchemy import (
+    Integer,
+    PrimaryKeyConstraint,
+    String,
+    ForeignKeyConstraint
+)
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+if TYPE_CHECKING:
+    
+    from api.v1.modules.a76.parts.models import Part 
+
+
+class FaPart(Base, TenantScopedMixin, TimestampMixin):
+    """
+    Tabla fa_partes: Extensión de Anexo 24 para Activos Fijos.
+    """
+
+    __tablename__ = "fa_partes"
+    __table_args__ = (
+        PrimaryKeyConstraint("id", name="fa_partes_pkey"),
+        ForeignKeyConstraint(
+            ["id"], ["a76.parts.id"], name="fk_fa_partes_master"
+        ),
+        {"schema": "a24"},
+    )
+
+    # El ID hereda el valor de la tabla parts
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=False)
+
+    # --- CAMPOS ESPECÍFICOS FISCALES (Q-PARTES) ---
+    origin_country: Mapped[Optional[str]] = mapped_column(String(3)) # PAIS
+    sector: Mapped[Optional[str]] = mapped_column(String(8))         # SECTOR
+    fraction_type: Mapped[Optional[str]] = mapped_column(String(7))  # TIPOFRACCION
+
+    # --- RELACIÓN ---
+    # Usamos string "Part" para evitar que truene al inicializar los mappers
+    master_info: Mapped["Part"] = relationship("Part", back_populates="fa_data")
+
+    def __repr__(self) -> str:
+        return f"<FaPart(id={self.id}, sector='{self.sector}')>"
--- a/backend/api/v1/modules/a24/inv/inv_parts/models.py
+++ b/backend/api/v1/modules/a24/inv/inv_parts/models.py
@@ -0,0 +1,108 @@
+"""
+Modelo ORM para datos específicos de Inventario y Manufactura (S-Partes) - Anexo 24
+"""
+
+from typing import TYPE_CHECKING, Optional
+from decimal import Decimal
+from api.v1.common.base_models import TenantScopedMixin, TimestampMixin
+from core.database import Base
+from sqlalchemy import (
+    Integer,
+    Numeric,
+    PrimaryKeyConstraint,
+    String,
+    Boolean,
+    ForeignKeyConstraint
+)
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+if TYPE_CHECKING:
+    
+    from api.v1.modules.a76.parts.models import Part
+
+
+class InvPart(Base, TenantScopedMixin, TimestampMixin):
+    """
+    Tabla inv_partes: Extensión de Anexo 24 para Inventarios (SPartes).
+    """
+
+    __tablename__ = "inv_partes"
+    __table_args__ = (
+        PrimaryKeyConstraint("id", name="inv_partes_pkey"),
+        ForeignKeyConstraint(
+            ["id"], ["a76.parts.id"], name="fk_inv_partes_master"
+        ),
+        {"schema": "a24"},
+    )
+
+    # Relación 1:1 - El ID es el mismo de la tabla maestra
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=False)
+
+    # --- 1. ATRIBUTOS PRINCIPALES DE INVENTARIO ---
+    part_type: Mapped[Optional[str]] = mapped_column(String(10)) # TIPOPARTE
+    material_type: Mapped[Optional[str]] = mapped_column(String(10)) # TIPOMAT
+    
+    reference_number: Mapped[Optional[str]] = mapped_column(String(70)) # NUMPARTEREF
+    flex_reference_number: Mapped[Optional[str]] = mapped_column(String(120)) # NUMPARTEREFFLEX
+
+    # Conversiones
+    equivalent_uom: Mapped[Optional[str]] = mapped_column(String(5)) # UNIMEDEQUIV
+    conversion_factor: Mapped[Optional[Decimal]] = mapped_column(Numeric(19, 8)) # FACTORCONV
+    
+    stock_uom: Mapped[Optional[str]] = mapped_column(String(5)) # UMEXISTENCIA
+    alternate_uom: Mapped[Optional[str]] = mapped_column(String(5)) # UNIMEDALTERNA
+    conversion_uom: Mapped[Optional[str]] = mapped_column(String(9)) # UMCONVERSION
+
+    # Valor Agregado
+    added_value: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # VALORAGREGADO
+    added_value_type: Mapped[Optional[str]] = mapped_column(String(2)) # TIPOVA
+
+    assigned_client: Mapped[Optional[str]] = mapped_column(String(50)) # CLIENTEASIGNADO
+    supplier_code: Mapped[Optional[str]] = mapped_column(String(8)) # PROVEEDOR
+    is_textile: Mapped[Optional[str]] = mapped_column(String(2)) # ESTEXTIL
+
+    # --- 2. MANUFACTURA Y PELIGROSIDAD ---
+    bom_version: Mapped[Optional[int]] = mapped_column(Integer) # VERSIONBOM / VERSIONBILL
+    is_repair: Mapped[Optional[str]] = mapped_column(String(3)) # ESREPARACION
+    is_hazardous: Mapped[Optional[str]] = mapped_column(String(1)) # ESMATPELIGROSO
+    
+    emergency_number: Mapped[Optional[str]] = mapped_column(String(30)) # NUMEMERGENCIA
+    danger_class: Mapped[Optional[str]] = mapped_column(String(4)) # CLASEDEPELIGRO
+    packaging_group: Mapped[Optional[str]] = mapped_column(String(3)) # GRUPOEMBALAJE
+
+    # Dimensiones
+    width: Mapped[Optional[str]] = mapped_column(String(50)) # ANCHURA
+    thickness: Mapped[Optional[str]] = mapped_column(String(50)) # ESPESOR
+    specification: Mapped[Optional[str]] = mapped_column(String(50)) # SPEC
+
+    # --- 3. COSTOS DETALLADOS Y ADUANA US ---
+    total_value: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # VALORTOTAL
+    direct_labor: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # TRABAJODIREC
+    general_expenses: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # GASTOGRALES
+    total_expenses: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # TOTALGASTOS
+    
+    depreciation: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # DEPRECIACION
+    tooling: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # TOOLING
+    material_consumed: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # MATCONSUMED
+    profit: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8)) # GANANCIA
+
+    # Fracciones Internacionales
+    us_fraction_alt: Mapped[Optional[str]] = mapped_column(String(13)) # FRACEUA
+    ca_fraction: Mapped[Optional[str]] = mapped_column(String(13)) # FRACCANADA
+    ad_valorem_us: Mapped[Optional[Decimal]] = mapped_column(Numeric(5, 2)) # ADVALOREMAME
+
+    # Nafta / USMCA
+    nafta_result: Mapped[Optional[str]] = mapped_column(String(19)) # RESULTADOCALCULONAFTA
+    nafta_percentage: Mapped[Optional[Decimal]] = mapped_column(Numeric(5, 2)) # PORCENTAJECALCULONAFTA
+
+    # Impuestos Específicos (Derechos de Trámite Admon)
+    dta: Mapped[Optional[str]] = mapped_column(String(19)) # DTA
+    dtb: Mapped[Optional[str]] = mapped_column(String(19)) # DTB
+    dtg: Mapped[Optional[str]] = mapped_column(String(19)) # DTG
+
+    # --- RELACIÓN ---
+    # Usamos string "Part" para evitar problemas de carga
+    master_info: Mapped["Part"] = relationship("Part", back_populates="inv_data")
+
+    def __repr__(self) -> str:
+        return f"<InvPart(id={self.id}, part_type='{self.part_type}')>"
--- a/backend/api/v1/modules/a24/router.py
+++ b/backend/api/v1/modules/a24/router.py
@@ -0,0 +1,10 @@
+from fastapi import APIRouter
+from .fa.fa_parts.models import FaPart as fa_model
+from .inv.inv_parts.models import InvPart as inv_model
+
+router = APIRouter(prefix="/a24", tags=["Anexo 24"])
+
+@router.get("/check")
+def check():
+    return {"status": "Anexo 24 module is operational."}
+
--- a/backend/api/v1/modules/a76/parts/dto.py
+++ b/backend/api/v1/modules/a76/parts/dto.py
@@ -1,107 +1,137 @@
 from datetime import datetime
 from decimal import Decimal
 from typing import List, Optional
-from pydantic import BaseModel, Field
+from pydantic import BaseModel, Field, ConfigDict

-# --- DTO DE CREACIÓN ---
-class PartCreateDTO(BaseModel):
+# --- SUB-DTO: DATOS ADUANALES (FaData) ---
+class FaDataDTO(BaseModel):
+    origin_country: Optional[str] = None
+    sector: Optional[str] = None
+    fraction_type: Optional[str] = None
+
+    model_config = ConfigDict(from_attributes=True)
+
+# --- SUB-DTO: DATOS DE INVENTARIO Y COSTEO (InvData) ---
+class InvDataDTO(BaseModel):
+    part_type: Optional[str] = None
+    material_type: Optional[str] = None
+    reference_number: Optional[str] = None
+    flex_reference_number: Optional[str] = None
+    equivalent_uom: Optional[str] = None
+    conversion_factor: Optional[Decimal] = None
+    stock_uom: Optional[str] = None
+    alternate_uom: Optional[str] = None
+    conversion_uom: Optional[str] = None
+    added_value: Optional[Decimal] = None
+    added_value_type: Optional[str] = None
+    assigned_client: Optional[str] = None
+    supplier_code: Optional[str] = None
+    is_textile: Optional[str] = None
+    bom_version: Optional[int] = None
+    is_repair: Optional[str] = None
+    is_hazardous: Optional[str] = None
+    emergency_number: Optional[str] = None
+    danger_class: Optional[str] = None
+    packaging_group: Optional[str] = None
+    width: Optional[str] = None
+    thickness: Optional[str] = None
+    specification: Optional[str] = None
+    
+    # Desglose de Costos (Anexo 24 - Valor Agregado)
+    total_value: Optional[Decimal] = None
+    direct_labor: Optional[Decimal] = None
+    general_expenses: Optional[Decimal] = None
+    total_expenses: Optional[Decimal] = None
+    depreciation: Optional[Decimal] = None
+    tooling: Optional[Decimal] = None
+    material_consumed: Optional[Decimal] = None
+    profit: Optional[Decimal] = None
+    
+    # Fracciones adicionales y TLCAN/T-MEC
+    us_fraction_alt: Optional[str] = None
+    ca_fraction: Optional[str] = None
+    ad_valorem_us: Optional[Decimal] = None
+    nafta_result: Optional[str] = None
+    nafta_percentage: Optional[Decimal] = None
+    dta: Optional[str] = None
+    dtb: Optional[str] = None
+    dtg: Optional[str] = None
+
+    model_config = ConfigDict(from_attributes=True)
+
+
+class PartBase(BaseModel):
    client_id: int
-    part_number: str = Field(..., max_length=50)
+    part_number: str = Field(..., max_length=70)
+    commercial_part_number: Optional[str] = None
    
-    # Campos Generales
    description_spanish: Optional[str] = None
    description_english: Optional[str] = None
    part_class: Optional[str] = None
-    material_type: Optional[str] = None
    unit_of_measure: Optional[str] = "PZ"
-    commercial_part_number: Optional[str] = None
-    country_of_origin: Optional[str] = "MEX"
-    
-    # Costos y Pesos
-    unit_cost: Optional[Decimal] = Decimal("0.0")
-    currency_key: Optional[str] = "USD"
-    unit_weight: Optional[Decimal] = Decimal("0.0")
-    weight_type: Optional[str] = "KG"
-    
-    # --- LOS QUE FALTABAN Y AHORA SE GUARDARÁN ---
-    added_value: Optional[Decimal] = None        
-    part_photo: Optional[str] = None               
-    alternate_unit_measure: Optional[str] = None   
-    license_code: Optional[str] = None             
-    export_code: Optional[str] = None              
-    exclusion_symbol: Optional[str] = None       
-    
-    # Regulatorios
-    fraction: Optional[str] = None
-    us_fraction: Optional[str] = None
-    supplier: Optional[str] = None
-    fda_key: Optional[str] = None
-    fcc_key: Optional[str] = None
-    eccn: Optional[str] = None
-    
-    # Estatus
-    is_active: Optional[bool] = True
-
-# --- DTO DE ACTUALIZACIÓN ---
-class PartUpdateDTO(BaseModel):
-    description_spanish: Optional[str] = None
-    description_english: Optional[str] = None
-    part_class: Optional[str] = None
-    material_type: Optional[str] = None
-    unit_of_measure: Optional[str] = None
-    commercial_part_number: Optional[str] = None
-    country_of_origin: Optional[str] = None
    
    unit_cost: Optional[Decimal] = None
    currency_key: Optional[str] = None
+    currency_type: Optional[str] = None
+    
    unit_weight: Optional[Decimal] = None
    weight_type: Optional[str] = None
-    added_value: Optional[Decimal] = None
-    part_photo: Optional[str] = None
-    alternate_unit_measure: Optional[str] = None
-    license_code: Optional[str] = None
-    export_code: Optional[str] = None
-    exclusion_symbol: Optional[str] = None
    
    fraction: Optional[str] = None
    us_fraction: Optional[str] = None
-    supplier: Optional[str] = None
+    
+    # Regulatorios
    fda_key: Optional[str] = None
    fcc_key: Optional[str] = None
+    license_code: Optional[str] = None
    eccn: Optional[str] = None
-    is_active: Optional[bool] = None
+    export_code: Optional[str] = None
+    exclusion_symbol: Optional[str] = None
+    
+    is_active: bool = True
+    part_photo: Optional[str] = None

+    # Anidados
+    fa_data: Optional[FaDataDTO] = None
+    inv_data: Optional[InvDataDTO] = None

-class PartResponseDTO(PartCreateDTO):
+# --- CREACIÓN ---
+class PartCreateDTO(PartBase):
+    # Opcional para que lo tome de la URL si no viene en el body
+    company_id: Optional[int] = None 
+
+# --- ACTUALIZACIÓN ---
+class PartUpdateDTO(PartBase):
+    client_id: Optional[int] = None
+    part_number: Optional[str] = None
+    # Todo opcional para PATCH
+    pass
+
+# --- RESPUESTA ---
+class PartResponseDTO(PartBase):
    id: int
    tenant_id: int
    company_id: int
    creation_date: Optional[int] = None
    modification_date_iso: Optional[datetime] = None

-    class Config:
-        from_attributes = True
+    model_config = ConfigDict(from_attributes=True)

+# --- BÁSICO (Para listados ligeros) ---
 class PartBasicDTO(BaseModel):
    id: int
-    client_id: int
    part_number: str
    description_spanish: Optional[str] = None
-    is_active: Optional[bool] = True
+    fraction: Optional[str] = None
+    is_active: bool
+    
+    model_config = ConfigDict(from_attributes=True)

-    class Config:
-        from_attributes = True
-
-class PartListDTO(BaseModel):
-    parts: List[PartBasicDTO]
+# --- LISTADO PAGINADO ---
+class PartListResponseDTO(BaseModel):
+    items: List[PartResponseDTO]
    total: int
    page: int
-    size: int
+    page_size: int
+    pages: int

-class PartSearchDTO(BaseModel):
-    client_id: Optional[int] = None
-    part_number: Optional[str] = None
-    description: Optional[str] = None
-    fraction: Optional[str] = None
-    supplier: Optional[str] = None
-    enabled_only: bool = False
--- a/backend/api/v1/modules/a76/parts/models.py
+++ b/backend/api/v1/modules/a76/parts/models.py
@@ -1,7 +1,6 @@
 """
-Modelos ORM para gestión de partes/componentes
+Modelos ORM para gestión de partes/componentes - Anexo 76 (Master Data)
 """
-
 from datetime import datetime
 from decimal import Decimal
 from typing import TYPE_CHECKING, Optional
@@ -9,34 +8,23 @@ from typing import TYPE_CHECKING, Optional
 from api.v1.common.base_models import TenantScopedMixin, TimestampMixin
 from core.database import Base
 from sqlalchemy import (
-    ForeignKeyConstraint,
-    Integer,
-    Numeric,
-    PrimaryKeyConstraint,
-    String,
-    UniqueConstraint,
-    Boolean,
+    ForeignKeyConstraint, Integer, Numeric, PrimaryKeyConstraint,
+    String, UniqueConstraint, Boolean, DateTime
 )
+# Importante usar relationship y Mapped
 from sqlalchemy.orm import Mapped, mapped_column, relationship

 if TYPE_CHECKING:
    from api.v1.modules.a76.classes.models import Class
-    from api.v1.modules.public.reference_data.countries.models import Country
    from api.v1.modules.public.reference_data.currency_types.models import CurrencyType
    from api.v1.modules.a76.general_catalogs.units_of_measure.models import UnitOfMeasure
-
+    from api.v1.modules.a24.fa.fa_parts.models import FaPart
+    from api.v1.modules.a24.inv.inv_parts.models import InvPart

 class Part(Base, TenantScopedMixin, TimestampMixin):
-    """
-    Modelo para la tabla GPartes - Información de partes en los sistemas SCAII (N), SCAF (S) Y WINSAAI (W)
-    """
-
    __tablename__ = "parts"
    __table_args__ = (
        PrimaryKeyConstraint("id", name="parts_pkey"),
-        ForeignKeyConstraint(
-            ["country_of_origin"], ["public.countries.m3_key"], name="fk_parts_country"
-        ),
        ForeignKeyConstraint(
            ["currency_key"], ["public.currency_types.code"], name="fk_parts_currency"
        ),
@@ -45,6 +33,12 @@ class Part(Base, TenantScopedMixin, TimestampMixin):
            ["a76.units_of_measure.code", "a76.units_of_measure.tenant_id",
                "a76.units_of_measure.company_id"],
        ),
+        # Puente hacia la tabla de clases
+        ForeignKeyConstraint(
+            ["part_class", "tenant_id", "company_id"],
+            ["a76.classes.class_code", "a76.classes.tenant_id", "a76.classes.company_id"],
+            name="fk_parts_class"
+        ),
        UniqueConstraint(
            "tenant_id", "company_id", "part_number", name="client_part_ukey"
        ),
@@ -52,81 +46,58 @@ class Part(Base, TenantScopedMixin, TimestampMixin):
    )

    id: Mapped[int] = mapped_column(Integer, primary_key=True)
-
-    # Unique constraint compuesta
    client_id: Mapped[int] = mapped_column(Integer)
-    part_number: Mapped[str] = mapped_column(String(50))
+    part_number: Mapped[str] = mapped_column(String(70))
+    commercial_part_number: Mapped[Optional[str]] = mapped_column(String(70))

-    # Basic information
-    fraction: Mapped[Optional[str]] = mapped_column(String(10))
    description_spanish: Mapped[Optional[str]] = mapped_column(String(500))
    description_english: Mapped[Optional[str]] = mapped_column(String(500))
    part_class: Mapped[Optional[str]] = mapped_column(String(8))
-    material_type: Mapped[Optional[str]] = mapped_column(String(10))
-    unit_of_measure: Mapped[Optional[str]] = mapped_column(
-        String(5)
-    )
-    commercial_part_number: Mapped[Optional[str]] = mapped_column(String(70))
-    country_of_origin: Mapped[Optional[str]] = mapped_column(String(3))
-
-    # Pricing and currency
+    unit_of_measure: Mapped[Optional[str]] = mapped_column(String(5))
+    
    unit_cost: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8))
    currency_type: Mapped[Optional[str]] = mapped_column(String(2))
    currency_key: Mapped[Optional[str]] = mapped_column(String(3))

-    # Weight information
    unit_weight: Mapped[Optional[Decimal]] = mapped_column(Numeric(19, 8))
    weight_type: Mapped[Optional[str]] = mapped_column(String(6))

-    # Classification and regulatory
-    us_fraction: Mapped[Optional[str]] = mapped_column(
-        String(16))  # FRACCIONAME
+    fraction: Mapped[Optional[str]] = mapped_column(String(10))
+    us_fraction: Mapped[Optional[str]] = mapped_column(String(16))
    fda_key: Mapped[Optional[str]] = mapped_column(String(20))
    fcc_key: Mapped[Optional[str]] = mapped_column(String(30))
    license_code: Mapped[Optional[str]] = mapped_column(String(3))
-    eccn: Mapped[Optional[str]] = mapped_column(
-        String(20)
-    )  # Export Control Classification Number
+    eccn: Mapped[Optional[str]] = mapped_column(String(20))
    export_code: Mapped[Optional[str]] = mapped_column(String(2))
-    exclusion_symbol: Mapped[Optional[str]] = mapped_column(
-        String(19))  # SIMBOLOEXCLIC
+    exclusion_symbol: Mapped[Optional[str]] = mapped_column(String(19))

-    # Additional information
-    supplier: Mapped[Optional[str]] = mapped_column(String(14))
-    alternate_unit_measure: Mapped[Optional[str]] = mapped_column(String(14))
-    added_value: Mapped[Optional[Decimal]] = mapped_column(Numeric(23, 8))
-
-    # Status and dates
-    is_active: Mapped[Optional[bool]] = mapped_column(Boolean)
-    creation_date: Mapped[Optional[int]
-                          ] = mapped_column()  # FECHACREACIONPARTE
-    modification_date: Mapped[Optional[int]] = mapped_column()  # FECHAMODIFICA
-    modification_date_iso: Mapped[Optional[datetime]] = (
-        mapped_column()
-    )  # FECHAMODIFICA_ISO
-
-    # Media
+    is_active: Mapped[Optional[bool]] = mapped_column(Boolean, default=True)
    part_photo: Mapped[Optional[str]] = mapped_column(String(255))
+    
+    creation_date: Mapped[Optional[int]] = mapped_column()
+    modification_date: Mapped[Optional[int]] = mapped_column()
+    modification_date_iso: Mapped[Optional[datetime]] = mapped_column(DateTime)

-    # Relationships
-    country: Mapped[Optional["Country"]] = relationship(
-        foreign_keys=[country_of_origin]
-    )
+    # --- RELACIONES CORREGIDAS ---
    currency: Mapped[Optional["CurrencyType"]] = relationship(
-        foreign_keys=[currency_key]
+        foreign_keys="[Part.currency_key]"
    )
    unit_of_measure_info: Mapped[Optional["UnitOfMeasure"]] = relationship(
-        foreign_keys=[unit_of_measure]
+        foreign_keys="[Part.unit_of_measure, Part.tenant_id, Part.company_id]"
+    )
+    part_class_info: Mapped[Optional["Class"]] = relationship(
+        "Class",
+        back_populates="parts",
+        foreign_keys="[Part.part_class, Part.tenant_id, Part.company_id]"
    )

-    # Relationship with Class through composite foreign key
-    # Note: This requires both client_id and part_class to match client_id and class_code in Class
-    part_class_info: Mapped[Optional["Class"]] = relationship(
-        primaryjoin="and_(Part.client_id == Class.client_id, Part.part_class == Class.class_code)",
-        foreign_keys="[Part.client_id, Part.part_class]",
-        viewonly=True,
-        back_populates="parts",
+    # Extensiones Anexo 24
+    fa_data: Mapped[Optional["FaPart"]] = relationship(
+        "FaPart", back_populates="master_info", uselist=False, cascade="all, delete-orphan"
+    )
+    inv_data: Mapped[Optional["InvPart"]] = relationship(
+        "InvPart", back_populates="master_info", uselist=False, cascade="all, delete-orphan"
    )

    def __repr__(self) -> str:
-        return f"<Part(client_id={self.client_id}, part_number='{self.part_number}', description='{self.description_spanish}')>"
+        return f"<Part(id={self.id}, part_number='{self.part_number}')>"
--- a/backend/api/v1/modules/a76/parts/routes.py
+++ b/backend/api/v1/modules/a76/parts/routes.py
@@ -1,13 +1,13 @@
 """
 Endpoints API para gestión de partes (SCAII)
 """
-# ESTA ES LA LÍNEA QUE FALTA:
+
 from api.v1.common.tenant_crud_routes import TenantCRUDRoutes 

 from .dto import PartCreateDTO, PartResponseDTO, PartUpdateDTO
 from .service import PartService

-# Ahora ya no dará error aquí
+
 router = TenantCRUDRoutes(
    service=PartService,
    create_schema=PartCreateDTO,
--- a/backend/api/v1/modules/a76/parts/service.py
+++ b/backend/api/v1/modules/a76/parts/service.py
@@ -1,18 +1,26 @@
 import logging
-from typing import List, Optional, Any, Dict
+from typing import Any, Dict, List, Optional
+
 from fastapi import HTTPException
-from sqlalchemy import and_, or_
+from sqlalchemy import or_
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm import Session
+
+# Importamos el modelo PRINCIPAL
 from .models import Part
-from .dto import PartCreateDTO, PartUpdateDTO, PartSearchDTO
+
+# Importamos TODOS los DTOs necesarios
+from .dto import (
+    PartCreateDTO,
+    PartUpdateDTO,
+    PartResponseDTO,
+    PartBasicDTO # ¡Importante tener este!
+)

 logger = logging.getLogger(__name__)

 class PartService:
-    """
-    Servicio de Partes compatible con TenantCRUDRoutes
-    """
+    """Servicio para gestión de Partes (Anexo 76 + Anexo 24)"""

    @staticmethod
    def get_all(
@@ -21,39 +29,32 @@ class PartService:
        company_id: int,
        skip: int = 0,
        limit: int = 100,
-        filters: Optional[Dict[str, Any]] = None, # Agregamos este argumento explícito
+        filters: Optional[Dict[str, Any]] = None,
    ) -> tuple[List[Part], int]:
-        """Obtener todas las partes con paginación y filtros"""
-        try:
-            query = db.query(Part).filter(
-                Part.tenant_id == tenant_id, 
-                Part.company_id == company_id
-            )
-            if filters:
-                if filters.get("part_number"):
-                    query = query.filter(Part.part_number.ilike(f"%{filters['part_number']}%"))
-                
-                if filters.get("description"):
-                    pattern = f"%{filters['description']}%"
-                    query = query.filter(or_(
-                        Part.description_spanish.ilike(pattern),
-                        Part.description_english.ilike(pattern)
-                    ))
+        
+        query = db.query(Part).filter(
+            Part.tenant_id == tenant_id, 
+            Part.company_id == company_id
+        )

-                if filters.get("client_id"):
-                    query = query.filter(Part.client_id == filters["client_id"])
+        if filters:
+            if filters.get("q"):
+                search = f"%{filters['q']}%"
+                query = query.filter(
+                    or_(
+                        Part.part_number.ilike(search),
+                        Part.description_spanish.ilike(search),
+                        Part.commercial_part_number.ilike(search)
+                    )
+                )
+            # Otros filtros...

-            total = query.count()
-            items = query.offset(skip).limit(limit).all()
-            
-            return items, total
-        except Exception as e:
-            logger.error(f"Error en get_all partes: {e}")
-            raise HTTPException(status_code=500, detail="Error al listar partes")
+        total = query.count()
+        items = query.offset(skip).limit(limit).all()
+        return items, total

    @staticmethod
    def get_by_id(db: Session, part_id: int, tenant_id: int, company_id: int) -> Optional[Part]:
-        """Obtener una parte por su ID numérico (Reemplaza a get_part)"""
        return db.query(Part).filter(
            Part.id == part_id,
            Part.tenant_id == tenant_id,
@@ -62,67 +63,117 @@ class PartService:

    @staticmethod
    def create(db: Session, part_data: PartCreateDTO, tenant_id: int, company_id: int) -> Part:
-        """Crear parte (Reemplaza a create_part)"""
+        # 1. Preparar datos
+        data = part_data.model_dump()
+        
+        # Separar datos anidados
+        fa_dict = data.pop('fa_data', None)
+        inv_dict = data.pop('inv_data', None)
+        
+        # Inyectar IDs de contexto (Seguridad Multi-tenant)
+        data['company_id'] = company_id
+        data['tenant_id'] = tenant_id
+
+        # 2. Verificar duplicados (Usando la UniqueConstraint del modelo)
+        existing = db.query(Part).filter(
+            Part.tenant_id == tenant_id,
+            Part.company_id == company_id,
+            Part.part_number == data['part_number']
+        ).first()
+
+        if existing:
+            raise HTTPException(
+                status_code=400, 
+                detail=f"El número de parte '{data['part_number']}' ya existe."
+            )
+
+        # 3. Crear objeto Part
+        db_part = Part(**data)
+
+        # 4. Crear relaciones (Anexo 24)
+        # Importamos aquí para evitar ciclos, usando las rutas de tu modelo
+        if fa_dict:
+            from api.v1.modules.a24.fa.fa_parts.models import FaPart
+            # Importante: Pasar tenant/company también al hijo
+            db_part.fa_data = FaPart(**fa_dict, tenant_id=tenant_id, company_id=company_id)
+        
+        if inv_dict:
+            from api.v1.modules.a24.inv.inv_parts.models import InvPart
+            db_part.inv_data = InvPart(**inv_dict, tenant_id=tenant_id, company_id=company_id)
+
        try:
-            data = part_data.model_dump()
-            data['company_id'] = company_id
-            data['tenant_id'] = tenant_id
-            
-            db_part = Part(**data)
            db.add(db_part)
            db.commit()
            db.refresh(db_part)
            return db_part
+
+        except IntegrityError as e:
+            db.rollback()
+            err_msg = str(e.orig)
+            logger.error(f"Error DB creando parte: {err_msg}")
+            
+            if "foreign key" in err_msg:
+                if "unit_of_measure" in err_msg:
+                    raise HTTPException(400, "La Unidad de Medida no existe en el catálogo.")
+                if "currency_key" in err_msg:
+                    raise HTTPException(400, "La Moneda no existe en el catálogo.")
+                if "part_class" in err_msg:
+                    raise HTTPException(400, "La Clase no existe para este cliente.")
+                
+                # El error genérico si falla Company/Client
+                raise HTTPException(400, "Error de referencia: Verifique Cliente, Compañía o Catálogos.")
+            
+            raise HTTPException(400, "Error al guardar la parte.")
+
+    @staticmethod
+    def update(db: Session, part_id: int, tenant_id: int, part_data: PartUpdateDTO, company_id: int) -> Optional[Part]:
+        db_part = PartService.get_by_id(db, part_id, tenant_id, company_id)
+        if not db_part:
+            return None
+
+        data = part_data.model_dump(exclude_unset=True)
+        fa_dict = data.pop('fa_data', None)
+        inv_dict = data.pop('inv_data', None)
+
+        # Actualizar campos directos
+        for key, value in data.items():
+            setattr(db_part, key, value)
+
+        # Actualizar FA Data
+        if fa_dict is not None:
+            if db_part.fa_data:
+                for k, v in fa_dict.items():
+                    setattr(db_part.fa_data, k, v)
+            else:
+                from api.v1.modules.a24.fa.fa_parts.models import FaPart
+                db_part.fa_data = FaPart(**fa_dict, tenant_id=tenant_id, company_id=company_id)
+
+        # Actualizar INV Data
+        if inv_dict is not None:
+            if db_part.inv_data:
+                for k, v in inv_dict.items():
+                    setattr(db_part.inv_data, k, v)
+            else:
+                from api.v1.modules.a24.inv.inv_parts.models import InvPart
+                db_part.inv_data = InvPart(**inv_dict, tenant_id=tenant_id, company_id=company_id)
+
+        try:
+            db.commit()
+            db.refresh(db_part)
+            return db_part
        except IntegrityError as e:
            db.rollback()
-            msg = str(e.orig)
-            if "client_part_ukey" in msg:
-                raise HTTPException(status_code=400, detail="El número de parte ya existe para este cliente.")
-            raise HTTPException(status_code=400, detail=f"Error de integridad: {msg}")
-
-    @staticmethod
-    def update(
-        db: Session, 
-        part_id: int, 
-        tenant_id: int, 
-        part_data: PartUpdateDTO, 
-        company_id: int
-    ) -> Optional[Part]:
-        """Actualizar parte por ID (Reemplaza a update_part)"""
-        db_part = PartService.get_by_id(db, part_id, tenant_id, company_id)
-        if not db_part:
-            return None
-        
-        update_data = part_data.model_dump(exclude_unset=True)
-        
-        # Evitar que se intente actualizar el ID o las llaves de seguridad
-        for key in ["id", "tenant_id", "company_id"]:
-            update_data.pop(key, None)
-
-        for key, value in update_data.items():
-            setattr(db_part, key, value)
-        
-        try:
-            db.commit()
-            db.refresh(db_part)
-            return db_part
-        except Exception as e:
-            db.rollback()
-            logger.error(f"Error actualizando parte {part_id}: {e}")
-            raise HTTPException(status_code=500, detail="Error al actualizar parte")
+            raise HTTPException(400, f"Error actualizando: {str(e.orig)}")

    @staticmethod
    def delete(db: Session, part_id: int, tenant_id: int, company_id: int) -> bool:
-        """Eliminar parte"""
        db_part = PartService.get_by_id(db, part_id, tenant_id, company_id)
-        if not db_part:
-            return False
+        if not db_part: return False
        
        try:
            db.delete(db_part)
            db.commit()
            return True
-        except Exception as e:
+        except Exception:
            db.rollback()
-            logger.error(f"Error eliminando parte {part_id}: {e}")
-            raise HTTPException(status_code=500, detail="Error al eliminar parte")
+            raise HTTPException(500, "Error eliminando parte")
--- a/backend/api/v1/modules/a76/router.py
+++ b/backend/api/v1/modules/a76/router.py
@@ -43,6 +43,7 @@ from .transportation.transporters.routes import router as transporters_router
 from .transportation.vehicles.routes import router as vehicles_router
 from api.v1.modules.public.reference_data.material_types.routes import router as material_types_router

+
 # Router principal
 router = APIRouter()

@@ -96,6 +97,7 @@ router.include_router(doda_router, prefix="/a76")
 router.include_router(prevalidators_router, prefix="/a76")
 router.include_router(electronic_notices_router, prefix="/a76")

+
 # Registrar router de tipos de material públicos
 router.include_router(
    material_types_router,