"""Library resource ORM model."""

from __future__ import annotations

from sqlalchemy import Enum, Integer, JSON, String, Text
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.domain.enums import LibraryResourceStatus, LibraryResourceType
from app.infra.db.base import Base, TimestampMixin


class LibraryResourceORM(TimestampMixin, Base):
    """Persisted library resource independent from order-generated assets."""

    __tablename__ = "library_resources"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    resource_type: Mapped[LibraryResourceType] = mapped_column(
        Enum(LibraryResourceType, native_enum=False),
        nullable=False,
        index=True,
    )
    name: Mapped[str] = mapped_column(String(255), nullable=False)
    description: Mapped[str | None] = mapped_column(Text, nullable=True)
    tags: Mapped[list[str]] = mapped_column(JSON, nullable=False, default=list)
    status: Mapped[LibraryResourceStatus] = mapped_column(
        Enum(LibraryResourceStatus, native_enum=False),
        nullable=False,
        default=LibraryResourceStatus.ACTIVE,
        index=True,
    )
    gender: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True)
    age_group: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True)
    pose_id: Mapped[int | None] = mapped_column(Integer, nullable=True)
    environment: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True)
    category: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True)
    cover_file_id: Mapped[int | None] = mapped_column(Integer, nullable=True)
    original_file_id: Mapped[int | None] = mapped_column(Integer, nullable=True)

    files = relationship(
        "LibraryResourceFileORM",
        back_populates="resource",
        lazy="selectin",
        cascade="all, delete-orphan",
    )