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

import datetime
from datetime import timezone
from typing import TYPE_CHECKING, Optional
from uuid import UUID

from sqlalchemy import DateTime, ForeignKey, Integer, 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 MemorialPhoto(TenantModel):
    __tablename__ = "memorial_photos"

    # Override tenant_id with explicit FK
    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,
    )

    s3_key: Mapped[str] = mapped_column(Text, nullable=False)
    caption: Mapped[Optional[str]] = mapped_column(String(500), nullable=True)
    sort_order: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
    uploaded_at: Mapped[datetime.datetime] = mapped_column(
        DateTime(timezone=True),
        nullable=False,
        default=lambda: datetime.datetime.now(timezone.utc),
    )

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