PayrollManagementSystem/backend/app/core/report_meta.py
liuwenxin 2a1939d2e7 feat(report): 报表统计四表查询与 Excel 签字导出
- 四表接口 /api/v1/reports/*:个人明细(全筛选 summary)、部门汇总(团队基数与月结聚合同源、12.5%/5% 分列、零行经理、冻结对照)、业务统计(排除聚合行)、回款统计(8 档区间恒在、回款金额按 receipt_id 去重防分摊拆行翻倍)
- Excel 导出:公司页眉/财务复核栏/领导签字栏/日期/版本、Decimal 原值 + number_format、文本防公式注入、2 万行超限 400、导出行为入操作日志
- manager_share 共享模块:月结聚合与报表部门汇总同源取参与分桶(薄委托保留测试入口)
- 区间元数据落 core/report_meta(repository 需要类型,避免反向依赖 service 层)
- 准入 require_roles(admin/finance/leader),支持自定义 403 文案

Co-Authored-By: Claude Code <noreply@anthropic.com>
2026-10-19 16:33:31 +08:00

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"""报表统计元数据(区间桶、中文标签、导出上限)——叶子模块。
刻意不导入 app 内任何模块:report_service 与 report_export 都要消费这里的
定义,若它反向依赖 service 层会形成循环导入;也不走参数体系——FR-031
「区间可配置」一期以代码常量落地(参数化需注册表 + 迁移 + init-dev +
registry 测试四处同改,业务未提诉求前不做),配置缝收在
get_payment_day_buckets 单函数,未来在线可配时只改该函数。
"""
from dataclasses import dataclass
@dataclass(frozen=True, slots=True)
class DayBucket:
"""回款天数区间档位:min/max 均为 None 表示「无回款天数」兜底桶。"""
code: str
label: str
min_days: int | None
max_days: int | None
# 8 档区间(催办清单 R2 默认口径)。两个兜底桶必须保留:payment_days 可空
# (回款未指定发货批次)且可为负(先款后货照实负值),缺了它们这些行会
# 静默消失、金额对不上。
PAYMENT_DAY_BUCKETS: tuple[DayBucket, ...] = (
DayBucket("le0", "≤0 天(先款后货)", None, 0),
DayBucket("1-30", "1-30 天", 1, 30),
DayBucket("31-60", "31-60 天", 31, 60),
DayBucket("61-90", "61-90 天", 61, 90),
DayBucket("91-180", "91-180 天", 91, 180),
DayBucket("181-360", "181-360 天", 181, 360),
DayBucket("361+", "361 天以上", 361, None),
DayBucket("none", "无回款天数", None, None),
)
CUSTOMER_TYPE_LABELS: dict[str, str] = {
"personal": "个人户",
"manager_personal": "经理个人户",
"enterprise": "企业户",
}
# mixed 不在 core.constants.PRODUCT_CATEGORIES(那只是可维护的档案类别),
# 但台账行可以是 mixed(混合业务行级明细入 snapshot_json),报表必须能标它
PRODUCT_CATEGORY_LABELS: dict[str, str] = {
"municipal_water": "市政水利",
"rail_transit": "轨道交通",
"mixed": "混合业务",
}
REPORT_TEMPLATE_VERSION = "V1.0"
# 导出超限即拒绝(需求「大数据量分批/超限提示」二选一取后者):普通
# Workbook 全量载入内存,2 万行约数十 MB,超过该量级必须引导按月导出
REPORT_EXPORT_MAX_ROWS = 20000
def get_payment_day_buckets() -> tuple[DayBucket, ...]:
"""区间档位唯一出口:前端下拉与分桶都以本函数返回为准,禁止硬编码。
未来「区间在线可配」时改此处读参数即可,调用方与前端零改动。
"""
return PAYMENT_DAY_BUCKETS
def bucket_of(payment_days: int | None) -> DayBucket:
"""把单笔回款天数落入对应区间桶;未匹配任何区间按「无回款天数」兜底。"""
if payment_days is None:
return next(b for b in PAYMENT_DAY_BUCKETS if b.code == "none")
for bucket in PAYMENT_DAY_BUCKETS:
if bucket.code == "none":
continue
lower_ok = bucket.min_days is None or payment_days >= bucket.min_days
upper_ok = bucket.max_days is None or payment_days <= bucket.max_days
if lower_ok and upper_ok:
return bucket
return next(b for b in PAYMENT_DAY_BUCKETS if b.code == "none")