PayrollManagementSystem/backend/app/models/rating.py
liuwenxin 20fcf06f51 feat(business): 新增业务数据七表及 V5 迁移(业务/明细/状态留痕/发货/回款/评级配置)
- businesses 五项汇总冗余列服务层事务内维护;毛利润不落库(派生值,M3 台账固化)
- 行级 product_category 折算锚点(#14);回款 settlement_status 预置为 M3 防重锚点
- 评级等级种子四条(迁移+init-dev 双写);编号前缀常量 YW/SH/HK
- 双轨 SQL 同步(V4/V5 重导,schema_sync+test_models 164 例全绿)

Co-Authored-By: Claude Code <noreply@anthropic.com>
2026-10-13 11:22:34 +08:00

47 lines
2.0 KiB
Python
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

"""客户评级等级配置模型(需求 2.2.5)。
评级计算器定位为「仅打分工具,不影响绩效金额」(对照表 #25):评分记录
不落库,等级**映射关系**可配置由本表承载。判定规则:按 sort_order 升序取
第一个 min_score ≤ 总分的等级 —— 单边判定避免区间边界(如 75 分)在
「≥75 且 ≤89」与「>74 且 <75」两套写法间的重叠/遗漏歧义;max_score 仅展示。
"""
from decimal import Decimal
from sqlalchemy import Integer, Numeric, String
from sqlalchemy.orm import Mapped, mapped_column
from app.models.base import BIGINT_UNSIGNED, Base, TimestampMixin, mysql_table_args
class CustomerRatingGrade(Base, TimestampMixin):
"""客户评级等级配置表(需求 2.2.5「等级对应关系可配置」)。
种子四条随迁移初始化:A 优秀 90-100 / B 良好 75-89 / C 合格 60-74 /
D 待改进 0-59。区间不重叠与 0≤min≤max≤100 由应用层校验。
"""
__tablename__ = "customer_rating_grades"
__table_args__ = mysql_table_args(
"客户评级等级配置表(等级映射可配置;判定按 sort_order 升序首个 min_score≤总分)"
)
id: Mapped[int] = mapped_column(
BIGINT_UNSIGNED, primary_key=True, autoincrement=True, comment="主键ID"
)
grade_name: Mapped[str] = mapped_column(
String(32), nullable=False, unique=True, comment="等级名称(如 A/优秀)"
)
min_score: Mapped[Decimal] = mapped_column(
Numeric(5, 1),
nullable=False,
comment="总分下限(含);判定=按 sort_order 升序首个 min_score ≤ 总分",
)
max_score: Mapped[Decimal] = mapped_column(
Numeric(5, 1), nullable=False, comment="总分上限(展示用)"
)
sort_order: Mapped[int] = mapped_column(
Integer, nullable=False, server_default="0", comment="排序(判定顺序,升序)"
)
remark: Mapped[str | None] = mapped_column(String(255), comment="说明")