Initial project commit

server/app/models/notification.py

@@ -0,0 +1,25 @@
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, ForeignKey, Integer, String, Text, func
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.db.base import Base
+
+
+class Notification(Base):
+    __tablename__ = "notifications"
+
+    id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
+    user_id: Mapped[int] = mapped_column(Integer, ForeignKey("users.id"), nullable=False, index=True)
+    type: Mapped[str] = mapped_column(String(50), nullable=False, index=True)
+    title: Mapped[str] = mapped_column(String(200), nullable=False)
+    content: Mapped[str | None] = mapped_column(Text)
+    ref_type: Mapped[str | None] = mapped_column(String(50))
+    ref_id: Mapped[int | None] = mapped_column(Integer)
+    is_read: Mapped[bool] = mapped_column(Boolean, default=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+    user = relationship("User", lazy="selectin")
+
+    def __repr__(self) -> str:
+        return f"<Notification {self.id} user={self.user_id} type={self.type}>"