"""Модель уведомлений."""

import uuid
from datetime import datetime, timezone

from sqlalchemy import Column, DateTime, Boolean, ForeignKey, String, Text, func
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.core.database import Base


class Notification(Base):
    __tablename__ = "notifications"

    id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    user_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
    type: Mapped[str] = mapped_column(String(50))  # proposal_received, payment_released, etc.
    title: Mapped[str | None] = mapped_column(String(255))
    body: Mapped[str | None] = mapped_column(Text)
    is_read: Mapped[bool] = mapped_column(default=False)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())