"""fin_risk_alert 风控预警 ORM 模型（命中记录 + 人工处置留痕）。"""
from __future__ import annotations

from datetime import datetime
from decimal import Decimal
from typing import Any

from sqlalchemy import BigInteger, DateTime, JSON, Numeric, String, Text, func
from sqlalchemy.orm import Mapped, mapped_column

from model.base import Base


class FinRiskAlert(Base):
    __tablename__ = "fin_risk_alert"
    __table_args__ = {"comment": "风控预警表（阻断后由风控专员在控制台处置）"}

    id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
    customer_id: Mapped[int] = mapped_column(BigInteger)
    order_id: Mapped[int | None] = mapped_column(BigInteger)
    alert_type: Mapped[str] = mapped_column(String(32))
    alert_level: Mapped[str] = mapped_column(String(8))
    trigger_detail: Mapped[str | None] = mapped_column(Text)
    transaction_ids: Mapped[list | None] = mapped_column(JSON)
    confidence: Mapped[Decimal] = mapped_column(Numeric(5, 2), server_default="0.50")
    status: Mapped[str] = mapped_column(String(16), server_default="未处理")
    handler_id: Mapped[int | None] = mapped_column(BigInteger)
    handle_result: Mapped[str | None] = mapped_column(Text)
    handle_time: Mapped[datetime | None] = mapped_column(DateTime)
    create_time: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())