43 lines
1.6 KiB
Python
43 lines
1.6 KiB
Python
"""customer_relation 客户-投顾关系表 ORM 模型。
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同时服务于：
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- 投顾工作台（advisor）：签约状态 已分配/已签约/已结束，工作台为唯一写入方；
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- 记忆/client_agent 模块：读取客户与投顾的当前或历史关系。
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"""
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from __future__ import annotations
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from datetime import datetime
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from sqlalchemy import BigInteger, CheckConstraint, DateTime, String, func
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from sqlalchemy.orm import Mapped, mapped_column
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from common.common_const import (
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CUSTOMER_REL_STATUS_UNSIGNED,
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)
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from model.base import Base
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class CustomerRelation(Base):
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__tablename__ = "customer_relation"
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__table_args__ = (
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CheckConstraint(
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"status IN ('已分配', '已签约', '已结束')",
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name="ck_customer_relation_status",
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),
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{"comment": "客户-投顾关系表（状态驱动：签约后投顾Agent方案正式触达客户）"},
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)
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id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
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customer_id: Mapped[int] = mapped_column(BigInteger, nullable=False)
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advisor_id: Mapped[int] = mapped_column(BigInteger, nullable=False)
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assign_time: Mapped[datetime] = mapped_column(
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DateTime, nullable=False, server_default=func.now()
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)
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signed_time: Mapped[datetime | None] = mapped_column(DateTime)
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end_time: Mapped[datetime | None] = mapped_column(DateTime)
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status: Mapped[str] = mapped_column(
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String(16), nullable=False, server_default=CUSTOMER_REL_STATUS_UNSIGNED
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)
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reason: Mapped[str | None] = mapped_column(String(128))
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