Files
Crm-Backend/modules/fulfillment_base/models/product.py

65 lines
2.1 KiB
Python

from typing import Optional
from sqlalchemy import ForeignKey
from sqlalchemy.orm import Mapped, mapped_column, relationship
from models.base import BaseModel
from models.mixins import IdMixin, SoftDeleteMixin
from modules.clients.models import Client
from modules.fulfillment_base.models import (
ProductBarcode,
BarcodeTemplate,
ProductBarcodeImage,
)
class Product(BaseModel, IdMixin, SoftDeleteMixin):
__tablename__ = "fulfillment_base_products"
name: Mapped[str] = mapped_column()
article: Mapped[str] = mapped_column(index=True)
factory_article: Mapped[str] = mapped_column(
index=True, default="", server_default=""
)
brand: Mapped[str] = mapped_column(default="", comment="Бренд")
color: Mapped[str] = mapped_column(default="", comment="Цвет")
composition: Mapped[str] = mapped_column(default="", comment="Состав")
size: Mapped[str] = mapped_column(default="", comment="Размер")
additional_info: Mapped[str] = mapped_column(
default="", comment="Дополнительная информация"
)
client_id: Mapped[int] = mapped_column(ForeignKey("clients.id"))
client: Mapped["Client"] = relationship(back_populates="products")
images: Mapped[list["ProductImage"]] = relationship(
"ProductImage",
back_populates="product",
lazy="selectin",
cascade="all, delete-orphan",
)
barcodes: Mapped[list["ProductBarcode"]] = relationship(
back_populates="product",
cascade="all, delete-orphan",
)
barcode_template_id: Mapped[Optional[int]] = mapped_column(
ForeignKey("barcode_templates.id")
)
barcode_template: Mapped["BarcodeTemplate"] = relationship(lazy="joined")
barcode_image: Mapped["ProductBarcodeImage"] = relationship(
back_populates="product",
lazy="joined",
)
class ProductImage(BaseModel, IdMixin):
__tablename__ = "fulfillment_base_product_images"
product_id: Mapped[int] = mapped_column(ForeignKey("fulfillment_base_products.id"))
product: Mapped["Product"] = relationship(back_populates="images")
image_url: Mapped[str] = mapped_column()