PMFlow/backend/app/models/notification.py

38 lines
2.0 KiB
Python

"""站内通知模型"""
from __future__ import annotations
from datetime import datetime
from typing import Optional
from sqlalchemy import BigInteger, Boolean, ForeignKey, Integer, TIMESTAMP, TEXT, VARCHAR
from sqlalchemy.orm import Mapped, mapped_column
from .base import Base
from .types import JSONB
class Notification(Base):
__tablename__ = "notifications"
id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
user_id: Mapped[int] = mapped_column(
BigInteger, ForeignKey("users.id"), nullable=False, index=True
)
category: Mapped[str] = mapped_column(VARCHAR(50), nullable=False, default="system", index=True)
title: Mapped[str] = mapped_column(VARCHAR(200), nullable=False)
content: Mapped[Optional[str]] = mapped_column(TEXT, nullable=True)
source: Mapped[Optional[str]] = mapped_column(VARCHAR(50), nullable=True, index=True)
entity_type: Mapped[Optional[str]] = mapped_column(VARCHAR(50), nullable=True, index=True)
entity_id: Mapped[Optional[int]] = mapped_column(BigInteger, nullable=True, index=True)
target_url: Mapped[Optional[str]] = mapped_column(VARCHAR(500), nullable=True)
kind: Mapped[Optional[str]] = mapped_column(VARCHAR(30), nullable=True, index=True)
priority: Mapped[Optional[str]] = mapped_column(VARCHAR(20), nullable=True, index=True)
status: Mapped[Optional[str]] = mapped_column(VARCHAR(30), nullable=True, index=True)
blocking_reason: Mapped[Optional[str]] = mapped_column(TEXT, nullable=True)
recommended_action: Mapped[Optional[str]] = mapped_column(VARCHAR(80), nullable=True)
dedupe_key: Mapped[Optional[str]] = mapped_column(VARCHAR(255), nullable=True, index=True)
occurrence_count: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
payload: Mapped[Optional[dict]] = mapped_column(JSONB, nullable=True)
is_read: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False, index=True)
read_at: Mapped[Optional[datetime]] = mapped_column(TIMESTAMP, nullable=True)