Files
Crm-Backend/models/attribute.py

145 lines
4.1 KiB
Python

from typing import TYPE_CHECKING, Optional
from sqlalchemy import ForeignKey, Table, Column
from sqlalchemy.dialects.postgresql import JSONB
from sqlalchemy.orm import Mapped, mapped_column, relationship
from models.base import BaseModel
from models.mixins import IdMixin, SoftDeleteMixin
if TYPE_CHECKING:
from models import Module, Deal
module_attribute = Table(
"module_attribute",
BaseModel.metadata,
Column("module_id", ForeignKey("modules.id"), primary_key=True),
Column("attribute_id", ForeignKey("attributes.id"), primary_key=True),
)
class AttributeType(BaseModel, IdMixin, SoftDeleteMixin):
__tablename__ = "attribute_types"
type: Mapped[str] = mapped_column(unique=True)
name: Mapped[str] = mapped_column(unique=True)
attributes: Mapped["Attribute"] = relationship(
back_populates="type",
lazy="noload",
)
class Attribute(BaseModel, IdMixin, SoftDeleteMixin):
__tablename__ = "attributes"
label: Mapped[str] = mapped_column()
is_applicable_to_group: Mapped[bool] = mapped_column(
default=False,
comment="Применять ли изменения атрибута карточки ко всем карточкам в группе",
)
is_shown_on_dashboard: Mapped[bool] = mapped_column(
default=False,
comment="Отображается ли атрибут на дашборде",
)
is_highlight_if_expired: Mapped[bool] = mapped_column(
default=False,
comment="Подсветка атрибута, если Дата/ДатаВремя просрочена",
)
is_nullable: Mapped[bool] = mapped_column(default=False)
default_value: Mapped[Optional[dict[str, any]]] = mapped_column(JSONB)
description: Mapped[str] = mapped_column(default="")
is_built_in: Mapped[bool] = mapped_column(default=False)
type_id: Mapped[int] = mapped_column(ForeignKey("attribute_types.id"))
type: Mapped[AttributeType] = relationship(
back_populates="attributes",
lazy="joined",
)
modules: Mapped[list["Module"]] = relationship(
secondary=module_attribute,
back_populates="attributes",
lazy="noload",
)
values: Mapped[list["AttributeValue"]] = relationship(
uselist=True,
back_populates="attribute",
lazy="noload",
)
class AttributeValue(BaseModel):
__tablename__ = "attribute_values"
id: Mapped[int] = mapped_column(
primary_key=True,
autoincrement=True,
)
value: Mapped[Optional[dict[str, any]]] = mapped_column(JSONB)
deal_id: Mapped[int] = mapped_column(
ForeignKey("deals.id"),
primary_key=True,
)
deal: Mapped["Deal"] = relationship(
back_populates="attributes_values",
lazy="noload",
)
module_id: Mapped[int] = mapped_column(
ForeignKey("modules.id"),
primary_key=True,
)
module: Mapped["Module"] = relationship(
back_populates="attribute_values",
lazy="noload",
)
attribute_id: Mapped[int] = mapped_column(
ForeignKey("attributes.id"),
primary_key=True,
)
attribute: Mapped[Attribute] = relationship(
back_populates="values",
lazy="joined",
)
def set_value(self, value: Optional[dict | str | bool | int | float]):
if value is None:
return
self.value = {"value": value}
def get_value(self) -> Optional[dict | str | bool | int | float]:
if self.value is None:
return None
return self.value["value"]
class AttributeLabel(BaseModel):
__tablename__ = "attribute_labels"
label: Mapped[str] = mapped_column()
module_id: Mapped[int] = mapped_column(
ForeignKey("modules.id"),
primary_key=True,
)
module: Mapped["Module"] = relationship(
backref="attribute_labels",
lazy="noload",
)
attribute_id: Mapped[int] = mapped_column(
ForeignKey("attributes.id"),
primary_key=True,
)
attribute: Mapped[Attribute] = relationship(
backref="attribute_labels",
lazy="joined",
)