PayrollManagementSystem/backend/app/models/approval.py
liuwenxin acf87fdfdc feat(migration): V6 系统设置/二次分配/审批表与角色参数种子
- 新增 system_settings(公司信息单行)/ business_secondary_allocations(二次
  分配明细,比例不强制合计满额,分摊计算待澄清另批)/ approval_orders+
  approval_steps(三级审批状态机,开关关闭自动通过留痕)
- roles 种子新增营销后勤/财务/领导三职能角色;内置保护改 BUILTIN_ROLE_CODES
  白名单(roles 表无 is_builtin 列,不加列)
- PARAM_REGISTRY 首例 BOOL:两个审批开关(16→18 项,种子双写)
- 双轨同步:V6 导出 SQL + init-dev.sql(表/索引/种子/版本号 79bcc5aa98d4)
- 测试同步:EXPECTED_TABLES 四新表、角色种子断言 5 角色、目录断言 18 项
  八分组、BOOL 校验边界;迁移 downgrade 修 1553(只保留 drop_table)并补
  行级种子反向清理

Co-Authored-By: Claude Code <noreply@anthropic.com>
2026-10-15 17:25:23 +08:00

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"""审批模型:审批单与节点记录(2026-10-15 复核审批补充需求)。
三级链路:营销后勤提交 → 财务复核 → 领导审核。行为由参数体系开关驱动
(`approval.*.enabled` BOOL):关闭=提交即生成「自动通过」节点留痕,
留痕不断链(开发计划 3.2(三));开启=按节点人工审核,一驳全驳。
依赖说明:节点准入按登录角色编码判定(ROLE_FINANCE/ROLE_LEADER),
不动 `permissions`/`role_permissions` 闲置表 —— 细粒度权限清单待业务方
答复(待澄清 #6)后再激活。
ref_id 为**固化无外键**(同 business_status_logs 先例):order_type=2
(月结预留)将指向 ④ 尚未落地的表,外键无法统一指向;单据删除保护由
服务层承担(详见 approval_service)。
"""
from datetime import datetime
from sqlalchemy import DateTime, ForeignKey, Index, String, text
from sqlalchemy.orm import Mapped, mapped_column
from app.models.base import BIGINT_UNSIGNED, TINYINT_TYPE, Base, TimestampMixin, mysql_table_args
# 审批单状态(approval_orders.status;流转机见 approval_service)
APPROVAL_STATUS_PENDING_FINANCE = 1 # 待财务复核
APPROVAL_STATUS_PENDING_LEADER = 2 # 待领导审核
APPROVAL_STATUS_APPROVED = 3 # 已通过(终态)
APPROVAL_STATUS_REJECTED = 4 # 已驳回(终态)
APPROVAL_STATUS_WITHDRAWN = 5 # 已撤回(被引用方重新提交时旧在途单注销)
# 节点(approval_steps.node;0 仅用于撤回留痕)
APPROVAL_NODE_FINANCE = 1
APPROVAL_NODE_LEADER = 2
APPROVAL_NODE_WITHDRAW = 0
APPROVAL_NODES = {
APPROVAL_STATUS_PENDING_FINANCE: APPROVAL_NODE_FINANCE,
APPROVAL_STATUS_PENDING_LEADER: APPROVAL_NODE_LEADER,
}
# 动作(approval_steps.action)
APPROVAL_ACTION_APPROVE = 1 # 人工通过
APPROVAL_ACTION_REJECT = 2 # 人工驳回
APPROVAL_ACTION_AUTO_APPROVE = 3 # 系统自动通过(开关关闭时逐节点留痕)
APPROVAL_ACTION_WITHDRAW = 4 # 撤回(业务重新提交时旧在途单注销)
class ApprovalOrder(Base, TimestampMixin):
"""审批单:一张待审对象一条审批流(状态可流转,含 update_time)。"""
__tablename__ = "approval_orders"
__table_args__ = mysql_table_args(
"审批单表(营销后勤提交→财务复核→领导审核;开关关闭时自动通过留痕)",
Index("idx_approval_orders_type_status", "order_type", "status"),
)
id: Mapped[int] = mapped_column(
BIGINT_UNSIGNED, primary_key=True, autoincrement=True, comment="主键ID"
)
order_no: Mapped[str] = mapped_column(
String(32),
nullable=False,
unique=True,
comment="审批单号,自动生成 AP{YYYYMMDD}-{4位当日序号}",
)
order_type: Mapped[int] = mapped_column(
TINYINT_TYPE, nullable=False, comment="审批对象类型:1二次分配方案 2月度结算(预留)"
)
ref_id: Mapped[int] = mapped_column(
BIGINT_UNSIGNED,
comment="引用对象ID(order_type=1 时为 businesses.id;固化无外键,删除保护由服务层承担)",
)
refer_no: Mapped[str] = mapped_column(
String(32), nullable=False, comment="引用对象单号(冗余固化,列表页免联查)"
)
status: Mapped[int] = mapped_column(
TINYINT_TYPE,
nullable=False,
server_default="1",
comment="审批状态:1待财务复核 2待领导审核 3已通过 4已驳回 5已撤回",
)
submitter_id: Mapped[int | None] = mapped_column(
BIGINT_UNSIGNED,
ForeignKey("users.id", ondelete="SET NULL"),
comment="提交人ID(账号删除后置空)",
)
submitter_name: Mapped[str] = mapped_column(
String(64), nullable=False, comment="提交人用户名(冗余固化)"
)
class ApprovalStep(Base):
"""审批节点记录表(append-only):每次动作只增不改,构成时间线。
不继承 TimestampMixin(留痕无更新语义,同 business_status_logs 先例)。
"""
__tablename__ = "approval_steps"
__table_args__ = mysql_table_args(
"审批节点记录表(append-only;自动通过/撤回均有留痕)",
Index("idx_approval_steps_order_id", "order_id"),
)
id: Mapped[int] = mapped_column(
BIGINT_UNSIGNED, primary_key=True, autoincrement=True, comment="主键ID"
)
order_id: Mapped[int] = mapped_column(
BIGINT_UNSIGNED,
ForeignKey("approval_orders.id", ondelete="CASCADE"),
nullable=False,
comment="审批单ID(approval_orders.id;单删记录随删)",
)
node: Mapped[int] = mapped_column(
TINYINT_TYPE, nullable=False, comment="审批节点:0撤回留痕 1财务复核 2领导审核"
)
action: Mapped[int] = mapped_column(
TINYINT_TYPE, nullable=False, comment="动作:1通过 2驳回 3自动通过 4撤回"
)
opinion: Mapped[str | None] = mapped_column(String(255), comment="审批意见(驳回时填写)")
operator_id: Mapped[int | None] = mapped_column(
BIGINT_UNSIGNED,
ForeignKey("users.id", ondelete="SET NULL"),
comment="操作人ID(自动通过/系统动作置空)",
)
operator_name: Mapped[str] = mapped_column(
String(64), nullable=False, comment="操作人用户名(冗余固化;系统动作记「系统」)"
)
create_time: Mapped[datetime] = mapped_column(
DateTime, nullable=False, server_default=text("CURRENT_TIMESTAMP"), comment="创建时间"
)