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feat: split bills for one deal

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This commit is contained in:
AlexSserb
2025-05-09 13:32:30 +04:00
parent 42ce73dd6a
commit be13c77164
12 changed files with 154 additions and 90 deletions
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184
services/billing.py
View File

@@ -41,8 +41,8 @@ class BillingService(BaseService):
prefix = "group-"
if not request.listener_transaction_id.startswith(prefix):
return
group_id = int(request.listener_transaction_id.removeprefix(prefix))
group_bill_request = await self._get_group_bill_by_id(group_id)
request_id = int(request.listener_transaction_id.removeprefix(prefix))
group_bill_request = await self._get_group_bill_by_id(request_id)
if not group_bill_request:
return
group_bill_request.pdf_url = request.info.pdf_url
@@ -117,24 +117,43 @@ class BillingService(BaseService):
elif request.channel == NotificationChannel.PAYMENT_VERIFICATION:
await self._process_update_verification(request)
async def create_card_bill_request(self, card: Card):
async def create_card_bill_request(self, card: Card) -> CardBillRequest:
card_bill_request = CardBillRequest(
card_id=card.id,
created_at=datetime.datetime.now()
)
self.session.add(card_bill_request)
card.is_locked = True
await self.session.commit()
await self.session.flush()
return card_bill_request
async def create_group_bill_request(self, group: CardGroup):
async def create_group_bill_request(self, group: CardGroup) -> GroupBillRequest:
group_bill_request = GroupBillRequest(
group_id=group.id,
created_at=datetime.datetime.now()
)
self.session.add(group_bill_request)
for card in group.cards:
card.is_locked = True
await self.session.commit()
await self.session.flush()
return group_bill_request
@staticmethod
def _get_billing_values_from_services(services) -> List[
CreateBillingRequestValue
]:
billing_request_values: List[CreateBillingRequestValue] = []
for service in services:
# Omit services that have no price
if not service.price:
continue
billing_request_values.append(
CreateBillingRequestValue(
name=service.name,
price=service.price,
amount=service.quantity
)
)
return billing_request_values
async def create_card_billing(self, user, request: CreateCardBillRequest) -> CreateCardBillResponse:
try:
@@ -151,56 +170,79 @@ class BillingService(BaseService):
services: dict[str, ServiceBillingDocumentPdf]
products: dict[str, ProductBillingDocumentPdf]
is_size_needed: bool
billing_request_values: List[CreateBillingRequestValue] = []
for service in services.values():
# Omit services that have no price
if not service.price:
continue
billing_request_values.append(
CreateBillingRequestValue(
name=service.name,
price=service.price,
amount=service.quantity
)
)
billing_request_values: List[CreateBillingRequestValue] = self._get_billing_values_from_services(
services.values()
)
card = basic_card
listener_transaction_id = card.id
if card.group:
listener_transaction_id = f"group-{basic_card.group.id}"
inn: str = card.client.details.inn
create_bill_request = CreateBillRequestSchema(
listener_transaction_id=listener_transaction_id,
payer_name=card.client.name,
payer_inn=inn.strip(),
payer_phone=card.client.details.phone_number,
items=CreateBillRequestItems(
values=billing_request_values
transaction_prefix = "group-" if card.group else ""
inn: str = card.client.details.inn.strip()
one_request_size = 100
for i in range(0, len(billing_request_values), one_request_size):
values = billing_request_values[i:i + one_request_size]
if basic_card.group:
bill_request = await self.create_group_bill_request(basic_card.group)
else:
bill_request = await self.create_card_bill_request(basic_card)
listener_transaction_id = transaction_prefix + str(bill_request.id)
create_bill_request = CreateBillRequestSchema(
listener_transaction_id=listener_transaction_id,
payer_name=card.client.name,
payer_inn=inn,
payer_phone=card.client.details.phone_number,
items=CreateBillRequestItems(
values=values,
)
)
)
create_bill_response = await billing_client.create(create_bill_request)
if not create_bill_response.ok and 'Request already exists' in create_bill_response.message:
await self.cancel_card_billing(user, CancelCardBillRequest(card_id=request.card_id, force=True))
return await self.create_card_billing(user, request)
if not create_bill_response.ok:
return CreateCardBillResponse(ok=create_bill_response.ok,
message=create_bill_response.message or 'Неизвестная ошибка')
create_bill_response = await billing_client.create(create_bill_request)
if basic_card.group:
await self.create_group_bill_request(basic_card.group)
if not create_bill_response.ok and 'Request already exists' in create_bill_response.message:
await self._cancel_one_bill(bill_request, listener_transaction_id)
create_bill_response = await billing_client.create(create_bill_request)
if not create_bill_response.ok:
raise Exception(create_bill_response.message or 'Неизвестная ошибка')
if card.group:
for card in card.group.cards:
card.is_locked = True
else:
await self.create_card_bill_request(basic_card)
card.is_locked = True
return CreateCardBillResponse(ok=create_bill_response.ok, message='Заявка успешно создана!')
await self.session.commit()
return CreateCardBillResponse(ok=True, message='Заявка успешно создана!')
except Exception as e:
await self.session.rollback()
return CreateCardBillResponse(ok=False, message=str(e))
async def _get_card_bill_by_id(self, card_id: int) -> Optional[CardBillRequest]:
return await self.session.scalar(select(CardBillRequest).where(CardBillRequest.card_id == card_id))
async def _get_card_bill_by_id(self, request_id: int) -> Optional[CardBillRequest]:
return await self.session.scalar(
select(CardBillRequest)
.where(CardBillRequest.id == request_id)
)
async def _get_group_bill_by_id(self, group_id: int) -> Optional[GroupBillRequest]:
return await self.session.scalar(select(GroupBillRequest).where(GroupBillRequest.group_id == group_id))
async def _get_card_bill_by_card_id(self, card_id: int) -> List[CardBillRequest]:
result = await self.session.scalars(
select(CardBillRequest)
.where(CardBillRequest.card_id == card_id)
)
return [*result.all()]
async def _get_group_bill_by_id(self, request_id: int) -> Optional[GroupBillRequest]:
return await self.session.scalar(
select(GroupBillRequest)
.where(GroupBillRequest.id == request_id)
)
async def _get_group_bill_by_group_id(self, group_id: int) -> List[GroupBillRequest]:
result = await self.session.scalars(
select(GroupBillRequest)
.where(GroupBillRequest.group_id == group_id)
)
return [*result.all()]
async def get_card_bill_by_id(self, card_id: int) -> GetCardBillById:
bill = await self._get_card_bill_by_id(card_id)
@@ -208,34 +250,42 @@ class BillingService(BaseService):
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail='Card bill was not found')
return GetCardBillById(card_bill=CardBillRequestSchema.model_validate(bill))
async def cancel_card_billing(self, user, request: CancelCardBillRequest) -> CancelCardBillResponse:
async def _cancel_one_bill(self, bill: CardBillRequest | GroupBillRequest, listener_transaction_id: str) -> None:
billing_client = BillingClient(backend.config.BILLING_API_KEY)
response = await billing_client.delete(
DeleteBillRequestSchema(listener_transaction_id=listener_transaction_id)
)
if not response.ok:
raise Exception('Ошибка удаления счета со стороны Billing сервиса')
await self.session.delete(bill)
async def cancel_card_billing(self, request: CancelCardBillRequest) -> CancelCardBillResponse:
try:
card = await self._get_card_by_id(request.card_id)
if not card:
return CancelCardBillResponse(ok=False, message='Сделка не найдена')
if card.group:
bill = await self._get_group_bill_by_id(card.group.id)
if not bill and not request.force:
return CancelCardBillResponse(ok=False, message='Заявка не найдена')
billing_client = BillingClient(backend.config.BILLING_API_KEY)
listener_transaction_id = f"group-{card.group.id}"
response = await billing_client.delete(DeleteBillRequestSchema(listener_transaction_id=listener_transaction_id))
bills = await self._get_group_bill_by_group_id(card.group.id)
else:
bill = await self._get_card_bill_by_id(request.card_id)
if not bill and not request.force:
return CancelCardBillResponse(ok=False, message='Заявка не найдена')
billing_client = BillingClient(backend.config.BILLING_API_KEY)
response = await billing_client.delete(DeleteBillRequestSchema(listener_transaction_id=request.card_id))
bills = await self._get_card_bill_by_card_id(request.card_id)
if not bills:
return CancelCardBillResponse(ok=False, message='Заявка не найдена')
if not response.ok:
return CancelCardBillResponse(ok=False, message='Ошибка')
if bill:
await self.session.delete(bill)
await self.session.commit()
for bill in bills:
if card.group:
listener_transaction_id = f"group-{bill.id}"
else:
listener_transaction_id = str(bill.id)
await self._cancel_one_bill(bill, listener_transaction_id)
await self.session.commit()
return CancelCardBillResponse(ok=True, message='Заявка успешно отозвана')
except Exception as e:
await self.session.rollback()
return CancelCardBillResponse(ok=False, message=str(e))
def _gen_key_for_service(self, service: ServiceBillingDocumentPdf) -> str:

13
services/card.py
View File

@@ -4,7 +4,7 @@ import lexorank
import math
from fastapi import HTTPException
from sqlalchemy import select, func, update, delete, insert, and_, Select
from sqlalchemy.orm import joinedload, selectinload
from sqlalchemy.orm import joinedload, selectinload, noload
from starlette import status
from card_attributes import CardAttributesCommandHandler
@@ -252,9 +252,10 @@ class CardsService(BaseService):
selectinload(Card.status_history),
joinedload(Card.client),
joinedload(Card.shipping_warehouse),
joinedload(Card.bill_request),
selectinload(Card.bill_requests),
joinedload(Card.status),
joinedload(Card.board),
joinedload(Card.group).selectinload(CardGroup.bill_requests)
)
.outerjoin(
price_subquery, Card.id == price_subquery.c.card_id,
@@ -299,7 +300,7 @@ class CardsService(BaseService):
shipment_warehouse_id=card.shipping_warehouse_id,
shipment_warehouse_name=shipment_warehouse_name,
total_products=products_count,
bill_request=card.bill_request,
bill_requests=card.bill_requests,
tags=card.tags,
attributes=attributes,
)
@@ -335,7 +336,7 @@ class CardsService(BaseService):
.joinedload(CardStatusHistory.user),
selectinload(Card.status_history)
.noload(CardStatusHistory.card),
selectinload(Card.bill_requests),
)
)
)
@@ -1229,14 +1230,16 @@ class CardsService(BaseService):
async def _recalculate_price_group(self, group: CardGroup):
cards = await self.session.scalars(
select(Card)
.join(card_relations, Card.id == card_relations.c.card_id)
.options(
selectinload(Card.services)
.joinedload(CardService.service),
selectinload(Card.products)
.selectinload(CardProduct.services)
.joinedload(CardProductService.service),
noload(Card.group)
)
.where(Card.group == group)
.where(card_relations.c.group_id == group.id)
)
cards = list(cards.all())
services_quantity = await self.get_quantity_dict(cards)

9
services/client.py
View File

@@ -52,8 +52,13 @@ class ClientService(BaseService):
async def get_all(self) -> ClientGetAllResponse:
clients_query = await self.session.scalars(
select(Client)
.options(joinedload(Client.details))
.order_by(Client.id.desc())
.options(
joinedload(Client.details),
noload(Client.products),
noload(Client.pallets),
noload(Client.boxes),
noload(Client.chat)
)
)
clients = clients_query.all()
result = []