acazares
dc0fac9b3e
- Added models, DTOs, services, and routes for ports, including CRUD operations. - Introduced unit conversions with corresponding models, DTOs, services, and routes. - Developed units of measure with detailed models, DTOs, services, and routes for various types. - Ensured all new features are integrated with FastAPI and SQLAlchemy for seamless database interactions.
103 lines
3.4 KiB
Python
103 lines
3.4 KiB
Python
"""
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Modelos ORM para gestión de clases SCAII y SCAF
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"""
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from typing import TYPE_CHECKING, Optional
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from api.v1.common.base_models import TenantScopedMixin, TimestampMixin
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from core.database import Base
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from sqlalchemy import (
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ForeignKey,
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ForeignKeyConstraint,
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Integer,
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PrimaryKeyConstraint,
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SmallInteger,
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String,
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UniqueConstraint,
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)
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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if TYPE_CHECKING:
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from api.v1.modules.a76.parts.models import Part
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from api.v1.modules.public.reference_data.material_types.models import MaterialType
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from api.v1.modules.a76.general_catalogs.units_of_measure.models import UnitOfMeasure
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class Class(Base, TenantScopedMixin, TimestampMixin):
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"""
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Modelo para la tabla GClases - Información de clases en sistemas SCAII y SCAF
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"""
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__tablename__ = "classes"
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__table_args__ = (
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PrimaryKeyConstraint("id", name="classes_pkey"),
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ForeignKeyConstraint(
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["client_id"], ["a76.clients_and_providers.id"], name="fk_classes_client"
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),
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ForeignKeyConstraint(
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["material_key"],
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["public.material_types.key"],
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name="fk_classes_material_type",
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),
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UniqueConstraint(
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"tenant_id",
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"company_id",
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"class_code",
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name="ufa_classes_client_id_class_code",
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),
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{"schema": "a76"},
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)
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id: Mapped[int] = mapped_column(Integer, primary_key=True)
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client_id: Mapped[int] = mapped_column(Integer)
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# Unique constraint compuesta
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class_code: Mapped[str] = mapped_column(String(8)) # CLASE
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# Basic information
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description_es: Mapped[Optional[str]] = mapped_column(
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String(500)) # DESCRIPCIONE
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description_en: Mapped[Optional[str]] = mapped_column(
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String(500)) # DESCRIPCIONI
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# Material and measurement
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material_key: Mapped[Optional[str]] = mapped_column(
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String(10), ForeignKey("public.material_types.key")
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) # CLAVEMAT - homologated from TIPOMAT/TIPOMATEQUIPO
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unit_of_measure: Mapped[Optional[str]] = mapped_column(
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String(5), ForeignKey("a76.units_of_measure.code")
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) # UNIMED - homologated from UNIMEDIDA
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# Tariff fractions
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fraction: Mapped[Optional[str]] = mapped_column(String(10)) # FRACCION
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us_fraction: Mapped[Optional[str]] = mapped_column(
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String(16)
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) # FRACCIONAME - US tariff fraction
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# Additional classification
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sub_key: Mapped[Optional[str]] = mapped_column(String(5)) # CLAVESUB
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physical_review: Mapped[Optional[int]] = mapped_column(
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SmallInteger) # REVFISICA
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iva_exempt_fraction: Mapped[Optional[str]] = mapped_column(
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String(4)
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) # FRACCIONEXENTAIVA
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# Relationships
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material_type: Mapped[Optional["MaterialType"]] = relationship(
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foreign_keys=[material_key]
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)
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unit_of_measure_info: Mapped[Optional["UnitOfMeasure"]] = relationship(
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foreign_keys=[unit_of_measure]
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)
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# Inverse relationship with GParts that have this class
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parts: Mapped[list["Part"]] = relationship(
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primaryjoin="and_(Class.client_id == Part.client_id, Class.class_code == Part.part_class)",
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foreign_keys="[Part.client_id, Part.part_class]",
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viewonly=True,
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back_populates="part_class_info",
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)
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def __repr__(self) -> str:
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return f"<Class(client_id={self.client_id}, class_code='{self.class_code}', description='{self.description_es}')>"
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