feat: modules, products, services, services kits

modules/fulfillment_base/models/service.py

@@ -0,0 +1,73 @@
+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, CostMixin, PriceMixin
+from modules.fulfillment_base import enums
+
+services_kit_services = Table(
+    "fulfillment_base_services_kit_services",
+    BaseModel.metadata,
+    Column("services_kit_id", ForeignKey("fulfillment_base_services_kits.id")),
+    Column("service_id", ForeignKey("fulfillment_base_services.id")),
+)
+
+
+class Service(BaseModel, IdMixin, SoftDeleteMixin, PriceMixin, CostMixin):
+    __tablename__ = "fulfillment_base_services"
+
+    name: Mapped[str] = mapped_column(index=True)
+
+    price_ranges: Mapped[list["ServicePriceRange"]] = relationship(
+        back_populates="service",
+        lazy="selectin",
+        order_by="asc(ServicePriceRange.from_quantity)",
+        cascade="all, delete-orphan",
+    )
+
+    category_id: Mapped[int] = mapped_column(
+        ForeignKey("fulfillment_base_service_categories.id"),
+        comment="ID категории услуги",
+    )
+    category: Mapped["ServiceCategory"] = relationship("ServiceCategory", lazy="joined")
+
+    service_type: Mapped[int] = mapped_column(
+        server_default=f"{enums.service.ServiceType.DEAL_SERVICE}",
+        comment="Тип услуги",
+    )
+    lexorank: Mapped[str] = mapped_column(comment="Ранг услуги")
+
+
+class ServiceCategory(BaseModel, IdMixin):
+    __tablename__ = "fulfillment_base_service_categories"
+
+    name: Mapped[str] = mapped_column()
+    is_deleted: Mapped[bool] = mapped_column(
+        default=False, comment="Удалена ли категория"
+    )
+
+    deal_service_rank: Mapped[str] = mapped_column(comment="Ранг услуги для сделки")
+    product_service_rank: Mapped[str] = mapped_column(comment="Ранг услуги для товара")
+
+
+class ServicesKit(BaseModel, IdMixin):
+    __tablename__ = "fulfillment_base_services_kits"
+
+    name: Mapped[str] = mapped_column()
+    service_type: Mapped[int] = mapped_column(
+        server_default=f"{enums.ServiceType.DEAL_SERVICE}",
+        comment="Тип услуги",
+    )
+    services: Mapped[list["Service"]] = relationship(
+        secondary=services_kit_services, lazy="selectin"
+    )
+
+
+class ServicePriceRange(BaseModel, IdMixin, PriceMixin):
+    __tablename__ = "fulfillment_base_service_price_ranges"
+
+    service_id: Mapped[int] = mapped_column(ForeignKey("fulfillment_base_services.id"))
+    service: Mapped[Service] = relationship(back_populates="price_ranges")
+
+    from_quantity: Mapped[int] = mapped_column(comment="От количества")
+    to_quantity: Mapped[int] = mapped_column(comment="До количества")