# FILE: src/apps/memorials/models/timeline_event.py
from __future__ import annotations

import datetime as dt
from typing import Optional, TYPE_CHECKING
from uuid import UUID

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

from src.database.base import TenantModel

if TYPE_CHECKING:
    from src.apps.memorials.models.memorial import Memorial


class MemorialTimelineEvent(TenantModel):
    __tablename__ = "memorial_timeline_events"

    tenant_id: Mapped[UUID] = mapped_column(
        PG_UUID(as_uuid=True),
        ForeignKey("accounts.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    memorial_id: Mapped[UUID] = mapped_column(
        PG_UUID(as_uuid=True),
        ForeignKey("memorials.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    event_date: Mapped[Optional[dt.date]] = mapped_column(DateTime(timezone=True), nullable=True)
    title: Mapped[str] = mapped_column(String(255), nullable=False)
    description: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    sort_order: Mapped[int] = mapped_column(default=0)

    # Relationships
    memorial: Mapped["Memorial"] = relationship("Memorial")