feat: barcode templates

modules/fulfillment_base/models/product.py

@@ -1,8 +1,15 @@
+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.fulfillment_base.models import (
+    ProductBarcode,
+    BarcodeTemplate,
+    ProductBarcodeImage,
+)
 
 
 class Product(BaseModel, IdMixin, SoftDeleteMixin):
@@ -28,6 +35,22 @@ class Product(BaseModel, IdMixin, SoftDeleteMixin):
         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",
+        uselist=False,
+    )
+
 
 class ProductImage(BaseModel, IdMixin):
     __tablename__ = "fulfillment_base_product_images"