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shanxia2.0/backend/app/services/pl_dibang_bridge_service.py
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2026-08-30 09:30:02 +08:00

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"""运输计划安排时联动地磅计划与出入库单。"""
from __future__ import annotations
import calendar
import re
from dataclasses import dataclass
from datetime import date, datetime
from decimal import Decimal
from typing import Any, Literal, Optional
from sqlalchemy.orm import Session
from app.core.utils import generate_uuid
from app.models.db_models import DbInboundOutbound, DbPurchasePlan, DbWeighingSlip
from app.models.pl_models import (
PlPlan,
PlPlanDelivery,
PlPlanDeliveryProduct,
PlPlanLoad,
PlPlanLoadProduct,
PlPlanProduct,
PlTransport,
PlTransportDbLink,
)
from app.services.db.inventory_id import next_inbound_outbound_id
from app.services.db.mappers import parse_date_str
from app.services.db.plan_helpers import default_execution_status, generate_plan_no
from app.services.db.product_helpers import (
apply_product_snapshot_to_inventory,
apply_product_snapshot_to_plan,
resolve_crm_product,
)
from app.services.pl_plan_stop_rules import normalize_stop_dibang_fields
@dataclass
class DibangInventoryLinkResult:
plan_product_id: str
product_name: str
db_purchase_plan_id: str
db_inventory_id: str
batch_no: str
plan_no: str
@dataclass
class StopDibangOption:
stop_type: Literal["load", "delivery"]
stop_id: str
generate_dibang: bool
@dataclass
class _StopDibangProduct:
plan_product_id: str
product_id: str
product_name: str
model: Optional[str]
unit: str
quantity: float
def resolve_partner_company(plan: PlPlan, plan_type: str) -> str:
"""按运输计划单据类型解析地磅往来单位(不区分 CRM 合同类型)。
- 入库单 inbound:供方 → party_a,其次 supplier_name
- 出库单 outbound:需方 → party_b,其次 customer_name
"""
if plan_type == "inbound":
return (plan.party_a or plan.supplier_name or "").strip()
if plan_type == "outbound":
return (plan.party_b or plan.customer_name or "").strip()
return ""
def _normalize_to_date(value: date | datetime | str | None) -> Optional[date]:
if value is None:
return None
if isinstance(value, datetime):
return value.date()
if isinstance(value, date):
return value
if isinstance(value, str):
return parse_date_str(value)
return None
def _normalize_plan_date(plan: PlPlan) -> date:
plan_date = plan.plan_date
if isinstance(plan_date, datetime):
return plan_date.date()
if isinstance(plan_date, date):
return plan_date
if isinstance(plan_date, str):
parsed = parse_date_str(plan_date)
return parsed or date.today()
return date.today()
def _resolve_dibang_date(plan: PlPlan) -> date:
"""入库单用送达时间,出库单用取货时间;缺失时回退计划日期。"""
if plan.plan_type == "inbound":
resolved = _normalize_to_date(plan.delivery_time)
elif plan.plan_type == "outbound":
resolved = _normalize_to_date(plan.pickup_time)
else:
resolved = None
return resolved or _normalize_plan_date(plan)
def _month_range(plan_date: date) -> tuple[date, date]:
month_start = plan_date.replace(day=1)
last_day = calendar.monthrange(plan_date.year, plan_date.month)[1]
month_end = plan_date.replace(day=last_day)
return month_start, month_end
def _plan_type_to_business_type(plan_type: str) -> Optional[str]:
if plan_type == "inbound":
return "入库"
if plan_type == "outbound":
return "出库"
return None
def _direction_to_business_type(direction: Optional[str]) -> Optional[str]:
normalized = (direction or "").strip()
if normalized == "outbound":
return "出库"
if normalized == "inbound":
return "入库"
return None
def _resolve_stop_business_type(
stop: PlPlanLoad | PlPlanDelivery,
stop_type: Literal["load", "delivery"],
) -> Optional[str]:
_, direction = normalize_stop_dibang_fields(
stop.customer_name,
stop_type,
stop.generate_dibang,
stop.dibang_direction,
)
return _direction_to_business_type(direction)
def resolve_stop_dibang_partner(
stop_type: Literal["load", "delivery"],
load: Optional[PlPlanLoad],
deliveries: list[PlPlanDelivery],
) -> str:
"""装货段地磅往来单位取第一个送货客户;送货段取装货客户。"""
if stop_type == "load":
if deliveries:
return (deliveries[0].customer_name or "").strip()
return (load.customer_name or "").strip() if load else ""
return (load.customer_name or "").strip() if load else ""
def _stop_product_quantity(product: Any) -> float:
if getattr(product, "plan_qty", None) is not None:
return float(product.plan_qty)
return 0.0
def plan_has_load_stop(db: Session, tenant_no: str, plan_id: str) -> bool:
return (
db.query(PlPlanLoad.id)
.filter(
PlPlanLoad.plan_id == plan_id,
PlPlanLoad.tenant_no == tenant_no,
PlPlanLoad.del_flag == 0,
)
.first()
is not None
)
def apply_stop_dibang_options(
db: Session,
*,
tenant_no: str,
plan_id: str,
stop_options: list[StopDibangOption],
user_id: Optional[str],
) -> None:
for option in stop_options:
if option.stop_type == "load":
stop = (
db.query(PlPlanLoad)
.filter(
PlPlanLoad.id == option.stop_id,
PlPlanLoad.plan_id == plan_id,
PlPlanLoad.tenant_no == tenant_no,
PlPlanLoad.del_flag == 0,
)
.first()
)
else:
stop = (
db.query(PlPlanDelivery)
.filter(
PlPlanDelivery.id == option.stop_id,
PlPlanDelivery.plan_id == plan_id,
PlPlanDelivery.tenant_no == tenant_no,
PlPlanDelivery.del_flag == 0,
)
.first()
)
if stop:
gen, direction = normalize_stop_dibang_fields(
stop.customer_name,
"load" if option.stop_type == "load" else "delivery",
1 if option.generate_dibang else 0,
stop.dibang_direction,
)
stop.generate_dibang = gen
stop.dibang_direction = direction
stop.update_by = user_id
db.flush()
def _product_quantity(product: PlPlanProduct) -> float:
for value in (product.quantity, product.inbound_estimate_qty, product.outbound_estimate_qty):
if value is not None:
return float(value)
return 0.0
def _apply_plan_quantity_delta(
db_plan: DbPurchasePlan,
delta: float,
*,
user_id: Optional[str],
) -> None:
current = float(db_plan.planned_quantity or 0)
db_plan.planned_quantity = max(0.0, current + float(delta))
db_plan.update_by = user_id
def _resolve_link_contributed_qty(
link: PlTransportDbLink,
inventory: Optional[DbInboundOutbound],
) -> float:
if link.contributed_qty is not None:
return float(link.contributed_qty)
if inventory and inventory.quantity is not None:
return float(inventory.quantity)
return 0.0
def _subtract_plan_contribution(
db: Session,
*,
tenant_no: str,
link: PlTransportDbLink,
inventory: Optional[DbInboundOutbound],
user_id: Optional[str],
) -> None:
if not link.db_purchase_plan_id:
return
db_plan = (
db.query(DbPurchasePlan)
.filter(
DbPurchasePlan.id == link.db_purchase_plan_id,
DbPurchasePlan.tenant_no == tenant_no,
DbPurchasePlan.del_flag == 0,
)
.first()
)
if not db_plan:
return
qty = _resolve_link_contributed_qty(link, inventory)
if qty:
_apply_plan_quantity_delta(db_plan, -qty, user_id=user_id)
def _generate_batch_no(db: Session, tenant_no: str) -> str:
rows = (
db.query(DbInboundOutbound.batch_no)
.filter(
DbInboundOutbound.tenant_no == tenant_no,
DbInboundOutbound.del_flag == 0,
DbInboundOutbound.batch_no.like("CRKDH%"),
)
.all()
)
max_seq = 0
pattern = re.compile(r"^CRKDH(\d+)$")
for (batch_no,) in rows:
if batch_no:
match = pattern.match(batch_no)
if match:
max_seq = max(max_seq, int(match.group(1)))
return f"CRKDH{max_seq + 1:07d}"
def find_monthly_db_plan(
db: Session,
tenant_no: str,
plan_date: date,
business_type: str,
customer_name: str,
product_id: str,
specification: Optional[str],
) -> Optional[DbPurchasePlan]:
month_start, month_end = _month_range(plan_date)
customer = (customer_name or "").strip()
spec = (specification or "").strip()
query = db.query(DbPurchasePlan).filter(
DbPurchasePlan.tenant_no == tenant_no,
DbPurchasePlan.del_flag == 0,
DbPurchasePlan.business_type == business_type,
DbPurchasePlan.product_id == product_id,
DbPurchasePlan.start_date <= month_end,
DbPurchasePlan.end_date >= month_start,
)
if customer:
query = query.filter(DbPurchasePlan.customer_name == customer)
if spec:
query = query.filter(DbPurchasePlan.specification == spec)
return query.order_by(DbPurchasePlan.create_time.desc()).first()
def _create_db_plan(
db: Session,
tenant_no: str,
plan: PlPlan,
product: PlPlanProduct,
business_type: str,
customer_name: str,
dibang_date: date,
month_start: date,
month_end: date,
user_id: Optional[str],
dept_id: str,
contributed_qty: float,
) -> DbPurchasePlan:
snapshot = resolve_crm_product(db, tenant_no, product.product_id, require_on_shelf=False)
db_plan = DbPurchasePlan(
id=generate_uuid(),
tenant_no=tenant_no,
plan_no=generate_plan_no(),
plan_date=dibang_date,
start_date=month_start,
end_date=month_end,
business_type=business_type,
planned_quantity=contributed_qty,
vehicle_no=(plan.license_plate or "").strip(),
customer_name=customer_name or None,
remark=f"来源运输计划 {plan.plan_no}",
execution_status=default_execution_status(business_type),
executed_at=None,
last_weighing_slip_id=None,
executed_quantity=0,
auto_generate_enabled=0,
auto_generate_end_month=None,
auto_generate_last_month=None,
create_by=user_id,
create_dept_id=dept_id,
)
apply_product_snapshot_to_plan(db_plan, snapshot)
db.add(db_plan)
db.flush()
return db_plan
def _create_db_inventory(
db: Session,
tenant_no: str,
plan: PlPlan,
product: PlPlanProduct,
db_plan: DbPurchasePlan,
business_type: str,
customer_name: str,
license_plate: str,
dibang_date: date,
user_id: Optional[str],
dept_id: str,
) -> DbInboundOutbound:
snapshot = resolve_crm_product(db, tenant_no, product.product_id, require_on_shelf=False)
status_value = "待入库" if business_type == "入库" else "待出库"
inventory_plan_no = ((db_plan.plan_no if db_plan else plan.plan_no) or "").strip() or None
remark = f"运输计划 {plan.plan_no}"
purchase_plan_id = db_plan.id if db_plan else None
inventory = DbInboundOutbound(
id=next_inbound_outbound_id(db, tenant_no),
tenant_no=tenant_no,
date=dibang_date,
partner_company=customer_name,
business_type=business_type,
quantity=Decimal(str(_product_quantity(product))),
plan_no=inventory_plan_no,
batch_no=_generate_batch_no(db, tenant_no),
vehicle_no=(license_plate or "").strip(),
status=status_value,
remark=remark,
purchase_plan_id=purchase_plan_id,
create_by=user_id,
create_dept_id=dept_id,
)
apply_product_snapshot_to_inventory(inventory, snapshot)
db.add(inventory)
db.flush()
return inventory
# 仅这些状态的出入库单可在「再次安排+勾地磅」时软删后重建
_REVOKABLE_INVENTORY_STATUSES = frozenset({"待入库", "待出库", "待三方填写", "待处理"})
def _inventory_has_weighing_slip(db: Session, inventory_id: str) -> bool:
return (
db.query(DbWeighingSlip.id)
.filter(
DbWeighingSlip.inbound_outbound_id == inventory_id,
DbWeighingSlip.del_flag == 0,
DbWeighingSlip.is_voided == 0,
)
.first()
is not None
)
def revoke_regeneratable_dibang_for_transport(
db: Session,
*,
tenant_no: str,
transport_id: str,
user_id: Optional[str],
) -> None:
"""再次勾选地磅安排前:软删本运输单此前生成的、仍可作废的出入库单及关联。
- 不删除地磅月计划(可能被其他业务复用)
- 若出入库单已完成的/已有关联磅单 → 阻断并提示人工处理
"""
links = (
db.query(PlTransportDbLink)
.filter(
PlTransportDbLink.tenant_no == tenant_no,
PlTransportDbLink.transport_id == transport_id,
PlTransportDbLink.del_flag == 0,
)
.all()
)
if not links:
return
blocking: list[str] = []
for link in links:
inventory = (
db.query(DbInboundOutbound)
.filter(
DbInboundOutbound.id == link.db_inventory_id,
DbInboundOutbound.tenant_no == tenant_no,
DbInboundOutbound.del_flag == 0,
)
.first()
)
if not inventory:
link.del_flag = 1
link.update_by = user_id
continue
label = inventory.batch_no or inventory.id
status = (inventory.status or "").strip()
if status and status not in _REVOKABLE_INVENTORY_STATUSES:
blocking.append(f"{label}(状态:{status})")
continue
if _inventory_has_weighing_slip(db, inventory.id):
blocking.append(f"{label}(已关联地磅单)")
if blocking:
raise ValueError(
"以下出入库单已执行或已关联地磅,无法随运输安排自动重建:"
+ ";".join(blocking)
+ "。请在地磅管理中处理后再安排。"
)
for link in links:
inventory = (
db.query(DbInboundOutbound)
.filter(
DbInboundOutbound.id == link.db_inventory_id,
DbInboundOutbound.tenant_no == tenant_no,
DbInboundOutbound.del_flag == 0,
)
.first()
)
if inventory:
_subtract_plan_contribution(
db,
tenant_no=tenant_no,
link=link,
inventory=inventory,
user_id=user_id,
)
inventory.del_flag = 1
inventory.update_by = user_id
link.del_flag = 1
link.update_by = user_id
db.flush()
def _sync_stop_inventory_links(
db: Session,
*,
tenant_no: str,
plan: PlPlan,
transport: PlTransport,
stop_type: str,
stop_id: str,
partner: str,
business_type: str,
dibang_date: date,
stop_products: list[_StopDibangProduct],
user_id: Optional[str],
dept_id: str,
) -> list[DibangInventoryLinkResult]:
if not partner:
raise ValueError("无法解析往来单位,请检查段客户信息")
month_start, month_end = _month_range(dibang_date)
license_plate = (transport.license_plate or plan.license_plate or "").strip()
results: list[DibangInventoryLinkResult] = []
for product in stop_products:
if not product.product_id:
raise ValueError(f"产品【{product.product_name}】未关联 CRM 产品,无法生成地磅出入库单")
contributed_qty = product.quantity
if contributed_qty <= 0:
continue
plan_product = PlPlanProduct(
id=product.plan_product_id,
product_id=product.product_id,
product_name=product.product_name,
model=product.model,
unit=product.unit,
quantity=Decimal(str(contributed_qty)),
)
db_plan = find_monthly_db_plan(
db,
tenant_no,
dibang_date,
business_type,
partner,
product.product_id,
product.model,
)
if not db_plan:
db_plan = _create_db_plan(
db,
tenant_no,
plan,
plan_product,
business_type,
partner,
dibang_date,
month_start,
month_end,
user_id,
dept_id,
contributed_qty,
)
else:
_apply_plan_quantity_delta(db_plan, contributed_qty, user_id=user_id)
inventory = _create_db_inventory(
db,
tenant_no,
plan,
plan_product,
db_plan,
business_type,
partner,
license_plate,
dibang_date,
user_id,
dept_id,
)
link = PlTransportDbLink(
id=generate_uuid(),
tenant_no=tenant_no,
transport_id=transport.id,
plan_id=plan.id,
plan_product_id=product.plan_product_id,
stop_type=stop_type,
stop_id=stop_id,
db_purchase_plan_id=db_plan.id if db_plan else "",
db_inventory_id=inventory.id,
contributed_qty=Decimal(str(contributed_qty)),
remark=f"运输计划 {plan.plan_no}",
create_by=user_id,
create_dept_id=dept_id,
)
db.add(link)
results.append(
DibangInventoryLinkResult(
plan_product_id=product.plan_product_id,
product_name=product.product_name or "",
db_purchase_plan_id=db_plan.id if db_plan else "",
db_inventory_id=inventory.id,
batch_no=inventory.batch_no or "",
plan_no=(db_plan.plan_no if db_plan else plan.plan_no) or "",
)
)
return results
def _resolve_stop_dibang_date(
plan: PlPlan,
*,
stop_type: str,
load_time: date | datetime | str | None = None,
delivery_time: date | datetime | str | None = None,
) -> date:
if stop_type == "load":
resolved = _normalize_to_date(load_time)
if resolved is None:
resolved = _normalize_to_date(plan.pickup_time)
else:
resolved = _normalize_to_date(delivery_time)
if resolved is None:
resolved = _normalize_to_date(plan.delivery_time)
return resolved or _normalize_plan_date(plan)
def _load_stop_products(
db: Session,
tenant_no: str,
load_id: str,
) -> list[_StopDibangProduct]:
rows = (
db.query(PlPlanLoadProduct)
.filter(
PlPlanLoadProduct.load_id == load_id,
PlPlanLoadProduct.tenant_no == tenant_no,
PlPlanLoadProduct.del_flag == 0,
)
.order_by(PlPlanLoadProduct.order_num.asc(), PlPlanLoadProduct.create_time.asc())
.all()
)
return [
_StopDibangProduct(
plan_product_id=row.plan_product_id,
product_id=row.product_id,
product_name=row.product_name or "",
model=row.model,
unit=row.unit or "吨",
quantity=_stop_product_quantity(row),
)
for row in rows
]
def _delivery_stop_products(
db: Session,
tenant_no: str,
delivery_id: str,
) -> list[_StopDibangProduct]:
rows = (
db.query(PlPlanDeliveryProduct)
.filter(
PlPlanDeliveryProduct.delivery_id == delivery_id,
PlPlanDeliveryProduct.tenant_no == tenant_no,
PlPlanDeliveryProduct.del_flag == 0,
)
.order_by(PlPlanDeliveryProduct.order_num.asc(), PlPlanDeliveryProduct.create_time.asc())
.all()
)
return [
_StopDibangProduct(
plan_product_id=row.plan_product_id,
product_id=row.product_id,
product_name=row.product_name or "",
model=row.model,
unit=row.unit or "吨",
quantity=_stop_product_quantity(row),
)
for row in rows
]
def sync_dibang_for_plan_stops(
db: Session,
*,
tenant_no: str,
plan: PlPlan,
transport: PlTransport,
stop_options: list[StopDibangOption],
user_id: Optional[str],
dept_id: str,
) -> list[DibangInventoryLinkResult]:
"""按装货/送货段勾选生成地磅计划与出入库单。"""
apply_stop_dibang_options(
db,
tenant_no=tenant_no,
plan_id=plan.id,
stop_options=stop_options,
user_id=user_id,
)
option_map = {(item.stop_type, item.stop_id): item for item in stop_options}
results: list[DibangInventoryLinkResult] = []
deliveries = (
db.query(PlPlanDelivery)
.filter(
PlPlanDelivery.plan_id == plan.id,
PlPlanDelivery.tenant_no == tenant_no,
PlPlanDelivery.del_flag == 0,
)
.order_by(PlPlanDelivery.seq.asc(), PlPlanDelivery.create_time.asc())
.all()
)
load = (
db.query(PlPlanLoad)
.filter(
PlPlanLoad.plan_id == plan.id,
PlPlanLoad.tenant_no == tenant_no,
PlPlanLoad.del_flag == 0,
)
.first()
)
if load:
option = option_map.get(("load", load.id))
if option and option.generate_dibang:
business_type = _resolve_stop_business_type(load, "load")
if not business_type:
raise ValueError("装货段未配置地磅方向,无法生成地磅单")
stop_products = _load_stop_products(db, tenant_no, load.id)
if not stop_products:
raise ValueError("装货段无产品明细,无法生成地磅单")
partner = resolve_stop_dibang_partner("load", load, deliveries)
if not partner:
raise ValueError("无法解析装货段地磅往来单位,请先配置送货客户")
results.extend(
_sync_stop_inventory_links(
db,
tenant_no=tenant_no,
plan=plan,
transport=transport,
stop_type="load",
stop_id=load.id,
partner=partner,
business_type=business_type,
dibang_date=_resolve_stop_dibang_date(
plan,
stop_type="load",
load_time=load.load_time,
),
stop_products=stop_products,
user_id=user_id,
dept_id=dept_id,
)
)
for delivery in deliveries:
option = option_map.get(("delivery", delivery.id))
if not option or not option.generate_dibang:
continue
business_type = _resolve_stop_business_type(delivery, "delivery")
if not business_type:
raise ValueError(f"送货段【{delivery.customer_name or delivery.seq}】未配置地磅方向,无法生成地磅单")
stop_products = _delivery_stop_products(db, tenant_no, delivery.id)
if not stop_products:
raise ValueError(f"送货段【{delivery.customer_name or delivery.seq}】无产品明细,无法生成地磅单")
partner = resolve_stop_dibang_partner("delivery", load, deliveries)
if not partner:
raise ValueError("无法解析送货段地磅往来单位,请先配置装货客户")
results.extend(
_sync_stop_inventory_links(
db,
tenant_no=tenant_no,
plan=plan,
transport=transport,
stop_type="delivery",
stop_id=delivery.id,
partner=partner,
business_type=business_type,
dibang_date=_resolve_stop_dibang_date(
plan,
stop_type="delivery",
delivery_time=delivery.delivery_time,
),
stop_products=stop_products,
user_id=user_id,
dept_id=dept_id,
)
)
return results
def _sync_transport_inventory_links(
db: Session,
*,
tenant_no: str,
plan: PlPlan,
products: list[PlPlanProduct],
transport: PlTransport,
user_id: Optional[str],
dept_id: str,
) -> list[DibangInventoryLinkResult]:
business_type = _plan_type_to_business_type(plan.plan_type)
if not business_type:
return []
partner = resolve_partner_company(plan, plan.plan_type)
if not partner:
raise ValueError("无法解析往来单位,请检查合同供方/需方信息")
dibang_date = _resolve_dibang_date(plan)
month_start, month_end = _month_range(dibang_date)
license_plate = (transport.license_plate or plan.license_plate or "").strip()
results: list[DibangInventoryLinkResult] = []
for product in products:
if not product.product_id:
raise ValueError(f"产品【{product.product_name}】未关联 CRM 产品,无法生成地磅出入库单")
contributed_qty = _product_quantity(product)
db_plan = find_monthly_db_plan(
db,
tenant_no,
dibang_date,
business_type,
partner,
product.product_id,
product.model,
)
if not db_plan:
db_plan = _create_db_plan(
db,
tenant_no,
plan,
product,
business_type,
partner,
dibang_date,
month_start,
month_end,
user_id,
dept_id,
contributed_qty,
)
else:
_apply_plan_quantity_delta(db_plan, contributed_qty, user_id=user_id)
inventory = _create_db_inventory(
db,
tenant_no,
plan,
product,
db_plan,
business_type,
partner,
license_plate,
dibang_date,
user_id,
dept_id,
)
link = PlTransportDbLink(
id=generate_uuid(),
tenant_no=tenant_no,
transport_id=transport.id,
plan_id=plan.id,
plan_product_id=product.id,
stop_type=None,
stop_id=None,
db_purchase_plan_id=db_plan.id if db_plan else "",
db_inventory_id=inventory.id,
contributed_qty=Decimal(str(contributed_qty)),
remark=f"运输计划 {plan.plan_no}",
create_by=user_id,
create_dept_id=dept_id,
)
db.add(link)
results.append(
DibangInventoryLinkResult(
plan_product_id=product.id,
product_name=product.product_name or "",
db_purchase_plan_id=db_plan.id if db_plan else "",
db_inventory_id=inventory.id,
batch_no=inventory.batch_no or "",
plan_no=(db_plan.plan_no if db_plan else plan.plan_no) or "",
)
)
return results
def sync_dibang_for_transport(
db: Session,
*,
tenant_no: str,
plan: PlPlan,
products: list[PlPlanProduct],
transport: PlTransport,
user_id: Optional[str],
dept_id: str,
) -> list[DibangInventoryLinkResult]:
"""勾选「生成地磅单」:按产品生成/复用地磅计划,并创建关联出入库单。"""
return _sync_transport_inventory_links(
db,
tenant_no=tenant_no,
plan=plan,
products=products,
transport=transport,
user_id=user_id,
dept_id=dept_id,
)