feat: barcode templates

modules/fulfillment_base/models/barcode_template.py

@@ -0,0 +1,42 @@
+from sqlalchemy import ForeignKey, Table, Column
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from models.base import BaseModel
+from models.mixins import IdMixin, SoftDeleteMixin
+
+barcode_template_attribute_link = Table(
+    "barcode_template_attribute_links",
+    BaseModel.metadata,
+    Column("barcode_template_id", ForeignKey("barcode_templates.id")),
+    Column("attribute_id", ForeignKey("barcode_template_attributes.id")),
+)
+
+
+class BarcodeTemplateAttribute(BaseModel, IdMixin):
+    __tablename__ = "barcode_template_attributes"
+
+    key: Mapped[str] = mapped_column(index=True, comment="Ключ атрибута")
+    name: Mapped[str] = mapped_column(index=True, comment="Метка атрибута")
+
+
+class BarcodeTemplateSize(BaseModel, IdMixin):
+    __tablename__ = "barcode_template_sizes"
+
+    name: Mapped[str] = mapped_column(index=True, comment="Название размера")
+    width: Mapped[int] = mapped_column(comment="Ширина в мм")
+    height: Mapped[int] = mapped_column(comment="Высота в мм")
+
+
+class BarcodeTemplate(BaseModel, IdMixin, SoftDeleteMixin):
+    __tablename__ = "barcode_templates"
+
+    name: Mapped[str] = mapped_column(index=True, comment="Название шаблона")
+    attributes: Mapped[list["BarcodeTemplateAttribute"]] = relationship(
+        secondary=barcode_template_attribute_link,
+        lazy="selectin",
+    )
+
+    is_default: Mapped[bool] = mapped_column(default=False, comment="По умолчанию")
+
+    size_id: Mapped[int] = mapped_column(ForeignKey("barcode_template_sizes.id"))
+    size: Mapped["BarcodeTemplateSize"] = relationship(lazy="joined")