"""Модели артефактов (файлов)."""
from datetime import datetime

from sqlalchemy import BigInteger, DateTime, ForeignKey, String, func
from sqlalchemy.orm import Mapped, mapped_column

from app.db.session import Base


class Artifact(Base):
    __tablename__ = "artifacts"

    id: Mapped[int] = mapped_column(primary_key=True)
    title: Mapped[str | None] = mapped_column(String(300))
    file_key: Mapped[str] = mapped_column(String(500))
    file_name: Mapped[str] = mapped_column(String(300))
    mime_type: Mapped[str | None] = mapped_column(String(100))
    size_bytes: Mapped[int | None] = mapped_column(BigInteger)
    region_id: Mapped[int | None] = mapped_column(ForeignKey("regions.id"))
    goal_id: Mapped[int | None] = mapped_column(ForeignKey("goals.id"))
    task_id: Mapped[int | None] = mapped_column(ForeignKey("tasks.id"))
    uploaded_by: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
    deleted_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())