25 KiB
报价单审批人设置 Implementation Plan
For agentic workers: REQUIRED SUB-SKILL: Use superpowers:subagent-driven-development (recommended) or superpowers:executing-plans to implement this plan task-by-task. Steps use checkbox (
- [ ]) syntax for tracking.
Goal: 新增租户级「报价单审批人设置」,提交审批弹窗自动预填默认审批人(可改);未配置时行为与现网一致。
Architecture: 新表 crm_quote_approver_setting 存有序 approver_ids + 启用状态;CRM POST 风格 get/save API;前端设置页维护配置;报价提交弹窗打开时 GET 并预填。submitQuote 入参与审批链路不变。
Tech Stack: FastAPI + SQLAlchemy + MySQL;Vue 3 + Element Plus(web-admin);菜单权限 crm:quote:approverSetting
Spec: docs/superpowers/specs/2026-08-01-quote-approver-setting-design.md
UI Demo: docs/fresh-mint-quote-approver-setting-demo.html
UI 模式: 单对象配置表单页(对照 Demo;非 P01 列表)。PR 注明「配置表单 + 提交预填」。
File map
| File | Responsibility |
|---|---|
backend/scripts/migrate_20260801_crm_quote_approver_setting.sql |
建表 + 菜单 |
docs/sql/shanxia2.0.sql |
同步 CREATE TABLE / 菜单 INSERT(与 migrate 一致) |
backend/app/models/crm_models.py |
CrmQuoteApproverSetting |
backend/app/crud/crm/quote_approver_setting.py |
parse/join helpers + get/save upsert |
backend/app/schemas/crm/quote_approver_setting.py |
Save body |
backend/app/api/crm_quote_routes.py |
注册 get/save 路由 |
backend/tests/test_quote_approver_setting.py |
纯函数单测 |
web-admin/src/api/crm/quote/index.ts + types.ts |
前端 API/类型 |
web-admin/src/views/crm/quote/approver-setting/index.vue |
设置页 |
web-admin/src/router/modules/sqxp.ts |
路由 |
web-admin/src/views/crm/quote/index.vue |
提交弹窗预填 |
web-admin/src/views/crm/quote/components/QuoteFormPanel.vue |
提交弹窗预填 |
web-admin/src/views/crm/quote/components/ApproverSelector.vue |
打开时预填(若仍被调用) |
Task 1: 纯函数与单测(TDD)
Files:
-
Create:
backend/app/crud/crm/quote_approver_setting.py(先只放 helpers) -
Create:
backend/tests/test_quote_approver_setting.py -
Step 1: 写失败单测
# backend/tests/test_quote_approver_setting.py
from app.crud.crm.quote_approver_setting import (
join_approver_ids,
parse_approver_ids,
prefill_approver_ids,
)
def test_parse_and_join_roundtrip():
assert parse_approver_ids("a,b,c") == ["a", "b", "c"]
assert parse_approver_ids(" a,, b ") == ["a", "b"]
assert parse_approver_ids("") == []
assert parse_approver_ids(None) == []
assert join_approver_ids(["a", "b", ""]) == "a,b"
def test_prefill_requires_enabled_and_nonempty():
assert prefill_approver_ids(None) == []
assert prefill_approver_ids({"status": "1", "approverIds": ["u1"]}) == []
assert prefill_approver_ids({"status": "0", "approverIds": []}) == []
assert prefill_approver_ids({"status": "0", "approverIds": ["u1", "u2"]}) == ["u1", "u2"]
def test_prefill_filters_against_valid_ids():
setting = {"status": "0", "approverIds": ["u1", "gone", "u2"]}
assert prefill_approver_ids(setting, valid_ids={"u1", "u2"}) == ["u1", "u2"]
assert prefill_approver_ids(setting, valid_ids=set()) == []
- Step 2: 跑测确认失败
cd backend && source venv/bin/activate && pytest tests/test_quote_approver_setting.py -v
Expected: FAIL(模块/函数不存在)
- Step 3: 实现 helpers
# backend/app/crud/crm/quote_approver_setting.py
from __future__ import annotations
from typing import Any, Dict, Iterable, List, Optional, Set
def parse_approver_ids(raw: Optional[str]) -> List[str]:
if not raw:
return []
out: List[str] = []
for part in str(raw).split(","):
pid = part.strip()
if pid:
out.append(pid)
return out
def join_approver_ids(ids: Iterable[str]) -> str:
return ",".join([str(i).strip() for i in ids if str(i).strip()])
def prefill_approver_ids(
setting: Optional[Dict[str, Any]],
*,
valid_ids: Optional[Set[str]] = None,
) -> List[str]:
"""返回可预填的审批人 ID 列表;不可用则空列表。"""
if not setting:
return []
if str(setting.get("status") or "") != "0":
return []
ids = list(setting.get("approverIds") or [])
if valid_ids is not None:
ids = [i for i in ids if str(i) in valid_ids]
return [str(i) for i in ids if str(i).strip()]
- Step 4: 再跑测确认通过
cd backend && source venv/bin/activate && pytest tests/test_quote_approver_setting.py -v
Expected: PASS
- Step 5: Commit
git add backend/app/crud/crm/quote_approver_setting.py backend/tests/test_quote_approver_setting.py
git commit -m "$(cat <<'EOF'
feat(crm): add quote approver setting id helpers and unit tests
EOF
)"
Task 2: SQL 迁移(表 + 菜单)
Files:
-
Create:
backend/scripts/migrate_20260801_crm_quote_approver_setting.sql -
Modify:
docs/sql/shanxia2.0.sql(在crm_quote_approval表段落后插入 CREATE;在报价单管理菜单附近插入菜单行) -
Step 1: 写 migrate SQL
-- backend/scripts/migrate_20260801_crm_quote_approver_setting.sql
CREATE TABLE IF NOT EXISTS `crm_quote_approver_setting` (
`id` varchar(64) NOT NULL COMMENT '主键ID(UUID)',
`approver_ids` varchar(1000) NOT NULL DEFAULT '' COMMENT '有序审批人用户ID,逗号分隔',
`status` char(1) NOT NULL DEFAULT '0' COMMENT '0启用 1停用',
`tenant_no` varchar(64) NOT NULL DEFAULT 'shanxia2.0' COMMENT '租户编号',
`order_num` int(11) DEFAULT NULL COMMENT '排序号',
`remark` varchar(500) DEFAULT NULL COMMENT '备注',
`create_by` varchar(64) DEFAULT NULL COMMENT '创建者',
`create_dept_id` varchar(64) NOT NULL DEFAULT '' COMMENT '创建部门',
`create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_by` varchar(64) DEFAULT NULL COMMENT '更新者',
`update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
`del_flag` smallint(6) NOT NULL DEFAULT '0' COMMENT '删除标志',
PRIMARY KEY (`id`),
KEY `idx_tenant_no` (`tenant_no`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='CRM-报价单审批人设置(租户级)';
-- 说明:MySQL 5.7 无部分唯一索引;租户「有效一条」由 save_setting upsert 保证,不加 (tenant_no, del_flag) 唯一键。
-- 菜单:报价单审批人设置(CRM 根下,紧挨报价单管理)
INSERT INTO `sys_menu` (
`id`, `menu_name`, `parent_id`, `menu_type`, `path`, `component`, `perms`,
`is_frame`, `visible`, `status`, `tenant_no`, `order_num`, `remark`,
`create_by`, `create_dept_id`, `create_time`, `update_by`, `update_time`, `del_flag`
) VALUES (
'CRM3000000000000000000000000015',
'报价单审批人设置',
'CRM00000000000000000000000000001',
'C',
'quote-approver-setting',
'/crm/quote/approver-setting/index',
'crm:quote:approverSetting',
1, '1', '1', 'shanxia2.0', 55,
'租户级默认报价审批人',
'system', '', NOW(), NULL, NOW(), 0
)
ON DUPLICATE KEY UPDATE
`menu_name`=VALUES(`menu_name`),
`component`=VALUES(`component`),
`perms`=VALUES(`perms`),
`path`=VALUES(`path`);
- Step 2: 同步
docs/sql/shanxia2.0.sql
将相同 CREATE TABLE 与 INSERT INTO sys_menu 片段并入快照(位置:报价相关表/菜单附近),避免文档与库漂移。
- Step 3: 在本地库执行 migrate(开发环境)
# 按本地 .env 连接执行;示例:
mysql -h... -u... -p... your_db < backend/scripts/migrate_20260801_crm_quote_approver_setting.sql
Expected: 表与菜单创建成功。
- Step 4: 给需要维护配置的角色勾选新菜单
在「角色管理」中为管理员角色勾选「报价单审批人设置」(或按环境向 sys_role_menu 插入对应 menu_id)。super_admin 本身放行,可不依赖角色菜单。
- Step 5: Commit
git add backend/scripts/migrate_20260801_crm_quote_approver_setting.sql docs/sql/shanxia2.0.sql
git commit -m "$(cat <<'EOF'
feat(crm): add quote approver setting table and menu SQL
EOF
)"
Task 3: Model + CRUD upsert + Schema
Files:
-
Modify:
backend/app/models/crm_models.py(在CrmQuoteApproval前或后新增模型) -
Modify:
backend/app/crud/crm/quote_approver_setting.py(补 get/save) -
Create:
backend/app/schemas/crm/quote_approver_setting.py -
Step 1: 增加 SQLAlchemy 模型
class CrmQuoteApproverSetting(Base):
"""CRM-报价单审批人设置(租户级)"""
__tablename__ = "crm_quote_approver_setting"
id = Column(String(64), primary_key=True, comment="主键ID(UUID)")
approver_ids = Column(String(1000), nullable=False, default="", comment="有序审批人用户ID,逗号分隔")
status = Column(String(1), nullable=False, default="0", comment="0启用 1停用")
tenant_no = Column(String(64), nullable=False, default="shanxia2.0", comment="租户编号")
order_num = Column(Integer, nullable=True, comment="排序号")
remark = Column(String(500), nullable=True, comment="备注")
create_by = Column(String(64), nullable=True, comment="创建者")
create_dept_id = Column(String(64), nullable=False, default="", comment="创建部门")
create_time = Column(DateTime, nullable=False, default=datetime.now, comment="创建时间")
update_by = Column(String(64), nullable=True, comment="更新者")
update_time = Column(DateTime, nullable=False, default=datetime.now, onupdate=datetime.now, comment="更新时间")
del_flag = Column(SmallInteger, nullable=False, default=0, comment="删除标记")
- Step 2: Schema
# backend/app/schemas/crm/quote_approver_setting.py
from typing import List, Optional
from pydantic import BaseModel, ConfigDict, Field
class QuoteApproverSettingSaveBody(BaseModel):
model_config = ConfigDict(populate_by_name=True)
approverIds: List[str] = Field(default_factory=list)
status: str = Field(default="0") # 0启用 1停用
- Step 3: 实现 get_setting / save_setting
在 quote_approver_setting.py 追加(要点):
from datetime import datetime
from sqlalchemy.orm import Session
from app.core.utils import generate_uuid
from app.models.crm_models import CrmQuoteApproverSetting
from app.models.models import SysUser
def _row_to_dict(row: CrmQuoteApproverSetting) -> Dict[str, Any]:
return {
"id": row.id,
"approverIds": parse_approver_ids(row.approver_ids),
"status": row.status or "0",
"tenantNo": row.tenant_no,
"updateTime": row.update_time.isoformat(sep=" ") if row.update_time else None,
}
def get_setting(db: Session, *, tenant_no: str) -> Optional[Dict[str, Any]]:
row = (
db.query(CrmQuoteApproverSetting)
.filter(
CrmQuoteApproverSetting.tenant_no == tenant_no,
CrmQuoteApproverSetting.del_flag == 0,
)
.order_by(CrmQuoteApproverSetting.update_time.desc())
.first()
)
return _row_to_dict(row) if row else None
def _assert_users_exist(db: Session, *, tenant_no: str, approver_ids: List[str]) -> None:
ids = [str(i).strip() for i in approver_ids if str(i).strip()]
if not ids:
return
rows = (
db.query(SysUser.id)
.filter(SysUser.id.in_(ids), SysUser.del_flag == 0)
.all()
)
found = {str(r[0]) for r in rows}
missing = [i for i in ids if i not in found]
if missing:
raise ValueError(f"审批人无效或不存在:{','.join(missing)}")
def save_setting(
db: Session,
*,
tenant_no: str,
approver_ids: List[str],
status: str,
user_id: str = None,
dept_id: str = "",
) -> Dict[str, Any]:
status_norm = "1" if str(status) == "1" else "0"
ids = [str(i).strip() for i in (approver_ids or []) if str(i).strip()]
_assert_users_exist(db, tenant_no=tenant_no, approver_ids=ids)
row = (
db.query(CrmQuoteApproverSetting)
.filter(
CrmQuoteApproverSetting.tenant_no == tenant_no,
CrmQuoteApproverSetting.del_flag == 0,
)
.first()
)
now = datetime.now()
if row:
row.approver_ids = join_approver_ids(ids)
row.status = status_norm
row.update_by = user_id
row.update_time = now
else:
row = CrmQuoteApproverSetting(
id=generate_uuid(),
approver_ids=join_approver_ids(ids),
status=status_norm,
tenant_no=tenant_no,
create_by=user_id,
create_dept_id=dept_id or "",
create_time=now,
update_by=user_id,
update_time=now,
del_flag=0,
)
db.add(row)
db.commit()
db.refresh(row)
return _row_to_dict(row)
注意:若 SysUser 有租户字段且项目惯例按租户过滤用户,在 _assert_users_exist 中追加与现有用户查询一致的 tenant_no 条件。
- Step 4: 再跑 Task 1 单测(确保 helpers 未破坏)
cd backend && source venv/bin/activate && pytest tests/test_quote_approver_setting.py -v
Expected: PASS
- Step 5: Commit
git add backend/app/models/crm_models.py backend/app/crud/crm/quote_approver_setting.py backend/app/schemas/crm/quote_approver_setting.py
git commit -m "$(cat <<'EOF'
feat(crm): implement quote approver setting model and upsert CRUD
EOF
)"
Task 4: API 路由
Files:
-
Modify:
backend/app/api/crm_quote_routes.py -
Step 1: 在
register_quote_routes末尾注册两个 POST
风格对齐现有 /quote/*(POST + body),路径:
POST /quote-approver-setting/get—Depends(require_admin_or_super_admin)(业务员可读以预填)POST /quote-approver-setting/save—Depends(require_menu_code("crm:quote:approverSetting"))
from app.core.menu_guard import require_admin_or_super_admin, require_menu_code
from app.crud.crm.quote_approver_setting import get_setting, save_setting
from app.schemas.crm.quote_approver_setting import QuoteApproverSettingSaveBody
# 在 register_quote_routes 内:
@router.post("/quote-approver-setting/get")
async def quote_approver_setting_get(
_user: dict = Depends(require_admin_or_super_admin),
db: Session = Depends(get_db),
):
try:
tenant_no = get_tenant_no(db, _user)
data = get_setting(db, tenant_no=tenant_no)
return success_response(data or {"approverIds": [], "status": "0"})
except Exception as e:
return error_response(500, str(e))
@router.post("/quote-approver-setting/save")
async def quote_approver_setting_save(
body: QuoteApproverSettingSaveBody,
_user: dict = Depends(require_menu_code("crm:quote:approverSetting")),
db: Session = Depends(get_db),
):
try:
tenant_no = get_tenant_no(db, _user)
user_info = crm_user_info(_user)
data = save_setting(
db,
tenant_no=tenant_no,
approver_ids=body.approverIds or [],
status=body.status or "0",
user_id=user_info.get("user_id") or _user.get("user_id"),
dept_id=user_info.get("dept_id") or "",
)
return success_response(data, message="保存成功")
except ValueError as e:
return error_response(400, str(e))
except Exception as e:
return error_response(500, str(e))
未配置时 GET 返回 { approverIds: [], status: "0" }(表单默认启用;approverIds 为空故预填仍为空)。勿用 status:"1" 作为空配置哨兵,否则设置页首次打开会落到「停用」。
- Step 2: 手工用已登录 token 冒烟(Swagger
/docs或 curl)
Expected: get 返回空配置;save 后 get 带回 approverIds;无菜单权限用户 save → 403。
- Step 3: Commit
git add backend/app/api/crm_quote_routes.py
git commit -m "$(cat <<'EOF'
feat(crm): expose quote approver setting get/save APIs
EOF
)"
Task 5: 前端 API 与类型
Files:
-
Modify:
web-admin/src/api/crm/quote/types.ts -
Modify:
web-admin/src/api/crm/quote/index.ts -
Step 1: 类型
export interface QuoteApproverSettingVO {
id?: string
approverIds: (string | number)[]
status: '0' | '1' | string
updateTime?: string
}
export interface QuoteApproverSettingForm {
approverIds: (string | number)[]
status: '0' | '1'
}
- Step 2: API
const SETTING_BASE = '/web/crm/quote-approver-setting'
export async function getQuoteApproverSetting() {
const res = await request.post({ url: `${SETTING_BASE}/get`, data: {} })
const data = unwrapData(res) || {}
return {
data: {
id: data.id,
approverIds: (data.approverIds || []).map(String),
status: data.status ?? '1',
updateTime: data.updateTime
} as QuoteApproverSettingVO
}
}
export function saveQuoteApproverSetting(data: QuoteApproverSettingForm) {
return request.post({
url: `${SETTING_BASE}/save`,
data: {
approverIds: (data.approverIds || []).map(String),
status: data.status
}
})
}
- Step 3: Commit
git add web-admin/src/api/crm/quote/types.ts web-admin/src/api/crm/quote/index.ts
git commit -m "$(cat <<'EOF'
feat(web-admin): add quote approver setting API client
EOF
)"
Task 6: 设置页 + 路由
Files:
-
Create:
web-admin/src/views/crm/quote/approver-setting/index.vue -
Modify:
web-admin/src/router/modules/sqxp.ts(在CrmQuote路由后插入) -
Step 1: 路由
{
id: 'CRM3000000000000000000000000015',
name: 'CrmQuoteApproverSetting',
path: 'quote-approver-setting',
component: '/crm/quote/approver-setting/index',
meta: {
title: '报价单审批人设置',
keepAlive: true,
menuCode: 'crm:quote:approverSetting'
}
},
- Step 2: 页面骨架(对齐 Demo / Fresh Mint)
要点:
page-container→section.panel→panel-top+h2.title-bar-heading「报价单审批人设置」el-form:label-position="top",form-grid-2- 字段:
- 默认审批人:
el-selectmultiple(复用报价页fetchUserOptions/ 同款 label 格式) - 状态:
el-radio-group启用0/ 停用1
- 默认审批人:
- 底栏:重置 + 保存(
el-iconClose/RefreshLeft + Check;保存type="primary") onMounted调getQuoteApproverSetting回填;保存调saveQuoteApproverSetting- 审批人允许空数组保存(清空后不再预填)
参考结构(精简):
<template>
<div class="page-container">
<section class="panel">
<div class="panel-top">
<h2 class="title-bar-heading">报价单审批人设置</h2>
</div>
<div class="panel-body" style="padding: 16px 20px 24px">
<el-form ref="formRef" :model="form" label-position="top" class="crm-dialog-form">
<div class="form-grid-2">
<el-form-item class="form-col-span-2">
<template #label>
默认审批人<span class="form-label-tip">支持多人,按选择顺序依次审批</span>
</template>
<el-select v-model="form.approverIds" multiple filterable placeholder="请选择审批人" style="width: 100%">
<el-option
v-for="user in userList"
:key="user.userId"
:label="formatApproverOptionLabel(user)"
:value="user.userId"
/>
</el-select>
</el-form-item>
<el-form-item label="状态">
<el-radio-group v-model="form.status">
<el-radio value="0">启用</el-radio>
<el-radio value="1">停用</el-radio>
</el-radio-group>
</el-form-item>
</div>
</el-form>
<div style="display:flex;justify-content:flex-end;gap:8px;margin-top:16px">
<el-button @click="loadSetting"><el-icon><RefreshLeft /></el-icon>重置</el-button>
<el-button type="primary" :loading="saving" @click="handleSave">
<el-icon><Check /></el-icon>保存设置
</el-button>
</div>
</div>
</section>
</div>
</template>
(el-radio 的 value/label 写法与项目 Element Plus 版本保持一致。)
- Step 3: 本地验证
打开 /#/crm/quote-approver-setting(需菜单权限)→ 选人保存 → 刷新仍在。
- Step 4: Commit
git add web-admin/src/views/crm/quote/approver-setting/index.vue web-admin/src/router/modules/sqxp.ts
git commit -m "$(cat <<'EOF'
feat(web-admin): add quote approver setting page and route
EOF
)"
Task 7: 提交审批弹窗预填
Files:
-
Modify:
web-admin/src/views/crm/quote/index.vue -
Modify:
web-admin/src/views/crm/quote/components/QuoteFormPanel.vue -
Modify:
web-admin/src/views/crm/quote/components/ApproverSelector.vue(若open仍被使用) -
Step 1: 抽共用预填逻辑(可内联,避免过度抽象)
在打开提交弹窗处(handleSubmit / 表单内提交):
import { getQuoteApproverSetting } from '@/api/crm/quote'
// 若后端 helpers 不在前端,前端等价:
async function resolvePrefillApproverIds(userList: { userId: string | number }[]) {
try {
const { data } = await getQuoteApproverSetting()
if (!data || String(data.status) !== '0') return [] as string[]
const valid = new Set(userList.map((u) => String(u.userId)))
return (data.approverIds || []).map(String).filter((id) => valid.has(id))
} catch {
return []
}
}
- Step 2:
index.vue的handleSubmit/ 详情内提交
在 loadUserList() 之后:
const prefillIds = await resolvePrefillApproverIds(userList.value)
submitForm.value = {
id,
approverIds: prefillIds,
remark: ''
}
submitPrefillTip.value = prefillIds.length > 0
submitDialog.visible = true
模板中审批人表单项上方(有预填时):
<el-alert
v-if="submitPrefillTip"
type="success"
:closable="false"
show-icon
title="已按「报价单审批人设置」预填审批人,可修改后提交"
style="margin-bottom: 12px"
/>
-
Step 3:
QuoteFormPanel.vue同样改造打开提交对话框的逻辑。 -
Step 4:
ApproverSelector.vue
在 open() 内 loadUsers 后预填 form.approverIds(类型与选项 userId 一致;若当前是 number[],统一为 string[] 更稳妥)。
- Step 5: 手工验收
- 设置页启用并保存张经理→李总
- 报价列表提交审批:弹窗已预填,提示出现
- 改人后提交成功
- 设置停用或清空:弹窗为空,须手选
- 断网/接口失败:弹窗仍可打开,审批人为空
- Step 6: Commit
git add web-admin/src/views/crm/quote/index.vue \
web-admin/src/views/crm/quote/components/QuoteFormPanel.vue \
web-admin/src/views/crm/quote/components/ApproverSelector.vue
git commit -m "$(cat <<'EOF'
feat(web-admin): prefill quote submit approvers from tenant setting
EOF
)"
Task 8: 收尾
Files:
-
Modify:
docs/superpowers/specs/2026-08-01-quote-approver-setting-design.md(状态改为「已实现」) -
Optional:
docs/web-admin-ui-pattern-index.md追加一行业务页对照(报价审批人设置 → 配置表单) -
Run:
./scripts/update-graph.sh backend与./scripts/update-graph.sh frontend(或all),若本会话改了代码 -
Step 1: 更新设计文档状态
将 状态: 改为 已实现。
- Step 2: 回归 pytest + 关键页面
cd backend && source venv/bin/activate && pytest tests/test_quote_approver_setting.py -v
- Step 3: Commit
git add docs/superpowers/specs/2026-08-01-quote-approver-setting-design.md docs/web-admin-ui-pattern-index.md
git commit -m "$(cat <<'EOF'
docs: mark quote approver setting design implemented
EOF
)"
Spec coverage checklist
| Spec 项 | Task |
|---|---|
| 租户级设置表 | Task 2–3 |
| GET/PUT(实现为 POST get/save) | Task 4 |
| 提交可改预填 | Task 7 |
| 菜单权限维护 | Task 2 + 4 save 守卫 |
| 未配置=手选 | Task 4 空响应 + Task 7 |
| 不做默认备注 | 全任务未引入 |
| 无效用户过滤/校验 | Task 3 save + Task 7 prefill |
| 验收标准 1–5 | Task 7 Step 5 |
Self-review notes
- API 与设计文档的 GET/PUT 字面差异:本计划按 CRM 既有 POST 风格落地,语义等价。
- 租户单条有效配置靠
save_settingupsert,不加部分唯一索引(MySQL 5.7)。 - 前端不强制单测文件(与仓库现状一致);后端用 helpers 单测锁预填语义。