"""UploadedFile 实体。"""

from __future__ import annotations

from datetime import datetime

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

from ..database import Base


class UploadedFile(Base):
    __tablename__ = "uploaded_file"

    id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
    # upload_dir 下的相对路径，例如 2026/06/<uuid>.bin
    storage_path: Mapped[str] = mapped_column(String(512), nullable=False)
    original_filename: Mapped[str] = mapped_column(String(512), nullable=False)
    content_type: Mapped[str] = mapped_column(String(255), nullable=False, default="")
    size_bytes: Mapped[int] = mapped_column(BigInteger, nullable=False, default=0)
    sha256: Mapped[str] = mapped_column(String(64), nullable=False, default="")
    source: Mapped[str] = mapped_column(String(32), nullable=False, default="http")  # http / sftp
    uploaded_by: Mapped[str] = mapped_column(String(128), nullable=False, default="")
    uploaded_at: Mapped[datetime] = mapped_column(
        DateTime, server_default=func.now(), nullable=False
    )

    def __repr__(self) -> str:  # pragma: no cover
        return f"<UploadedFile id={self.id} name={self.original_filename!r} size={self.size_bytes}>"