Files
Crm-Backend/repositories/attribute.py

74 lines
2.7 KiB
Python

from sqlalchemy.orm import joinedload
from models import Attribute, AttributeLabel, AttributeType
from repositories.mixins import *
from schemas.attribute import CreateAttributeSchema, UpdateAttributeSchema
from utils.exceptions import ForbiddenException
class AttributeRepository(
RepCrudMixin[Attribute, CreateAttributeSchema, UpdateAttributeSchema]
):
session: AsyncSession
entity_class = Attribute
def _process_get_all_stmt(self, stmt: Select) -> Select:
return (
stmt.options(joinedload(Attribute.type))
.where(Attribute.is_deleted.is_(False))
.order_by(Attribute.id)
)
def _process_get_by_id_stmt(self, stmt: Select) -> Select:
return stmt.options(joinedload(Attribute.type))
async def _get_attribute_type_by_id(self, type_id: int) -> AttributeType:
stmt = select(AttributeType).where(AttributeType.id == type_id)
result = (await self.session.execute(stmt)).one_or_none()
if result is None:
raise ObjectNotFoundException("Тип аттрибута не найден")
return result[0]
async def update(self, attr: Attribute, data: UpdateAttributeSchema) -> Attribute:
if data.type:
data.type = await self._get_attribute_type_by_id(data.type.id)
return await self._apply_update_data_to_model(attr, data, True)
async def _before_delete(self, attribute: Attribute) -> None:
if attribute.is_built_in:
raise ForbiddenException("Нельзя менять встроенный атрибут")
async def _get_attribute_module_label(
self, module_id: int, attribute_id: int
) -> Optional[AttributeLabel]:
stmt = select(AttributeLabel).where(
AttributeLabel.attribute_id == attribute_id,
AttributeLabel.module_id == module_id,
)
result = await self.session.execute(stmt)
row = result.one_or_none()
return row[0] if row else None
async def create_or_update_attribute_label(
self, module_id: int, attribute_id: int, label: str
):
attribute_label = await self._get_attribute_module_label(
module_id, attribute_id
)
if attribute_label:
attribute_label.label = label
else:
attribute_label = AttributeLabel(
module_id=module_id,
attribute_id=attribute_id,
label=label,
)
self.session.add(attribute_label)
await self.session.commit()
async def get_attribute_types(self) -> list[AttributeType]:
stmt = select(AttributeType).where(AttributeType.is_deleted.is_(False))
result = await self.session.execute(stmt)
return list(result.scalars().all())