Files
FastapiAdmin/backend/app/api/v1/module_system/customer/model.py
T
zhangtao c0d32a7eec refactor: 统一将creator_id重命名为created_id并优化模型关系
feat: 新增系统租户和用户初始化数据

style: 优化代码注释和格式

fix: 修复数据权限检查逻辑中的created_id字段判断

perf: 移除不必要的模型关系以提升性能

docs: 更新初始化数据的描述信息

chore: 清理废弃文件和冗余代码
2025-11-24 01:02:27 +08:00

60 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
from typing import TYPE_CHECKING
from datetime import datetime
from sqlalchemy import DateTime, String
from sqlalchemy.orm import Mapped, mapped_column, relationship, validates
from app.core.base_model import ModelMixin, UserMixin, TenantMixin
if TYPE_CHECKING:
from app.api.v1.module_system.user.model import UserModel
class CustomerModel(ModelMixin, UserMixin, TenantMixin):
"""
客户表
客户是租户下的业务实体,用于业务数据的二级隔离:
- 一个租户可以有多个客户
- 客户用户(user.customer_id>0)只能访问其所属客户的数据
- 客户表需要tenant_id(属于哪个租户)
- 客户表不需要customer_id(客户不属于客户,避免循环)
典型场景:
- 代理商系统: 租户=总公司, 客户=各地代理商
- SaaS平台: 租户=企业, 客户=企业下的子公司/部门
"""
__tablename__: str = 'system_customer'
__table_args__: dict[str, str] = ({'comment': '客户表'})
__loader_options__: list[str] = ["created_by", "updated_by", "tenant"]
name: Mapped[str] = mapped_column(String(64), nullable=False, comment='客户名称')
code: Mapped[str] = mapped_column(String(20), nullable=False, index=True, comment='客户编码')
start_time: Mapped[datetime | None] = mapped_column(DateTime, nullable=True, default=None, comment='开始时间')
end_time: Mapped[datetime | None] = mapped_column(DateTime, nullable=True, default=None, comment='结束时间')
users: Mapped[list["UserModel"]] = relationship(
back_populates="customer",
foreign_keys="UserModel.customer_id",
lazy="selectin"
)
@validates('name')
def validate_name(self, key: str, name: str) -> str:
"""验证名称不为空"""
if not name or not name.strip():
raise ValueError('名称不能为空')
return name
@validates('code')
def validate_code(self, key: str, code: str) -> str:
"""验证编码格式校验"""
if not code or not code.strip():
raise ValueError('编码不能为空')
if not code.isalnum():
raise ValueError('编码只能包含字母和数字')
return code