文件
PayrollManagementSystem/backend/app/repositories/receipt_repository.py
T
liuwenxin和Claude Code 5ece9f6dab refactor(backend): 仓储层散参数收敛为查询 DTO
仓储层的 list_*/count_* 此前以 keyword/status/offset/limit 四五个散参数
传参,调用点重复铺开、易漏传且不可扩展;按项目「参数 >4 封装 DTO」的
约定统一收敛为各模块的 Query 对象(如 RoleQuery、BusinessQuery),
服务层与测试调用同步调整,行为不变。

- repositories 层查询方法签名改为 (session, query),分页与筛选条件
  由 Query 承载,_apply_filters 同步收口
- schemas 层补齐各模块 Query 模型(approval/business_role/report 等)
- services 层调用点同步改为传 Query
- tests 随之调整;新增用例:待办角色流转(财务通过后领导出现待办)、
  参数预览顺序稳定

验证:全量 pytest 900 passed(11:08);单元 526 passed;ruff check 绿。

Co-Authored-By: Claude Code <noreply@anthropic.com>
2026-10-22 19:43:20 +08:00

97 行
3.9 KiB
Python
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"""回款数据访问:回款行与关联引用(业务号/发货单号/发货日)。
只读写数据并 flush;commit/rollback 与业务异常一律在 service 层。
- 列表与详情统一 join 出 ``business_no / shipment_no / ship_date``,
ship_date 供 service 按 ``formula.payment_days`` 派生回款天数 —— 关联
引用经本层查询一次供给,service 不再对发货单二次查询
- shipment_id 是手动指定(可空),发货单关联一律 outerjoin
"""
from datetime import date
from sqlalchemy import Select, func, select
from sqlalchemy.orm import Session
from app.models import Business, Receipt, Shipment
from app.schemas.receipt import ReceiptQuery
def get_by_id(session: Session, receipt_id: int) -> Receipt | None:
"""按主键取回款行(供摘要预取与状态判定;不锁行,写保护锚在业务行)。"""
return session.get(Receipt, receipt_id)
def get_with_refs(
session: Session, receipt_id: int
) -> tuple[Receipt, str, str | None, date | None] | None:
"""回款行 + 业务号 + 发货单号 + 发货日(DTO 与 payment_days 派生共用)。
business 主表为 inner join(FK NOT NULL,业务与回款同存亡);发货单
可未指定,outerjoin 后 shipment_no / ship_date 可能为 None。
"""
row = session.execute(
select(Receipt, Business.business_no, Shipment.shipment_no, Shipment.ship_date)
.join(Business, Business.id == Receipt.business_id)
.outerjoin(Shipment, Shipment.id == Receipt.shipment_id)
.where(Receipt.id == receipt_id)
).first()
return row
def get_shipment(session: Session, shipment_id: int) -> Shipment | None:
"""按主键取发货单(同业务强校验的只读预查;FK RESTRICT 为最终防线)。"""
return session.get(Shipment, shipment_id)
def _apply_filters(stmt: Select, query: ReceiptQuery) -> Select:
"""回款列表的筛选条件(全部落在 Receipt 自身列上)。"""
if query.business_id is not None:
stmt = stmt.where(Receipt.business_id == query.business_id)
if query.date_from is not None:
stmt = stmt.where(Receipt.receipt_date >= query.date_from)
if query.date_to is not None:
stmt = stmt.where(Receipt.receipt_date <= query.date_to)
if query.is_barter is not None:
stmt = stmt.where(Receipt.is_barter == query.is_barter)
# settlement_status 是 M3 核算防重锚点(需规 2.3.3),必须保持具名字段
if query.settlement_status is not None:
stmt = stmt.where(Receipt.settlement_status == query.settlement_status)
return stmt
def list_receipts(
session: Session, query: ReceiptQuery
) -> list[tuple[Receipt, str, str | None, date | None]]:
"""分页查询回款(附业务号/发货单号/发货日),按 id 倒序。"""
stmt = _apply_filters(
select(Receipt, Business.business_no, Shipment.shipment_no, Shipment.ship_date)
.join(Business, Business.id == Receipt.business_id)
.outerjoin(Shipment, Shipment.id == Receipt.shipment_id),
query,
)
return list(
session.execute(
stmt.order_by(Receipt.id.desc()).offset(query.offset).limit(query.page_size)
).all()
)
def count_receipts(session: Session, query: ReceiptQuery) -> int:
"""回款总数(筛选条件与列表共用同一 apply_filters,防两侧口径漂移)。"""
stmt = _apply_filters(select(func.count()).select_from(Receipt), query)
return int(session.execute(stmt).scalar_one())
def create(session: Session, receipt: Receipt) -> Receipt:
"""新增回款行。只 flush 以取得自增 id,编号唯一键冲突由 service 兜底。"""
session.add(receipt)
session.flush()
return receipt
def delete(session: Session, receipt: Receipt) -> None:
"""物理删除回款行(已核算与否的准入判定在 service 层)。"""
session.delete(receipt)
session.flush()