42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
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"""In-app notifications. Mail is out-of-scope for v1 (spec §4)."""
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from __future__ import annotations
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import uuid
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from datetime import datetime
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from typing import Any, TYPE_CHECKING
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from sqlalchemy import DateTime, ForeignKey, Index, String, Uuid
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from sqlalchemy.dialects.postgresql import JSONB
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.db.base import Base
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from app.db.mixins import TimestampMixin, UuidPkMixin
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if TYPE_CHECKING:
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from app.models.auth import User
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class Notification(Base, UuidPkMixin, TimestampMixin):
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__tablename__ = "notifications"
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user_id: Mapped[uuid.UUID] = mapped_column(
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Uuid(as_uuid=True),
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ForeignKey("users.id", ondelete="CASCADE"),
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nullable=False,
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)
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type: Mapped[str] = mapped_column(String(64), nullable=False)
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payload: Mapped[Any] = mapped_column(JSONB, nullable=False, server_default="{}")
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read_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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user: Mapped["User"] = relationship(back_populates="notifications")
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__table_args__ = (
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Index(
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"ix_notifications_user_unread",
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"user_id",
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"created_at",
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postgresql_where="read_at IS NULL",
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),
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)
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