Files
disknext/models/file.py
Yuerchu b364b740ca feat: Enhance models and README with additional features and improvements
- Updated README to include KodBox in project vision.
- Added model descriptions for clarity in Download, File, Folder, Group, Node, Order, Policy, Redeem, Report, Request, Response, Setting, Share, SourceLink, StoragePack, Tag, Task, User, and WebDAV.
- Changed optional fields from Optional[...] to the new union type syntax (e.g., str | None).
- Improved foreign key references in models for consistency.
- Refactored relationships in models to use singular forms where appropriate.
- Updated login service to reflect changes in request model types.
2025-11-27 21:22:40 +08:00

36 lines
1.8 KiB
Python

from typing import TYPE_CHECKING
from sqlmodel import Field, Relationship, UniqueConstraint, CheckConstraint, Index
from .base import TableBase
if TYPE_CHECKING:
from .user import User
from .folder import Folder
from .policy import Policy
from .source_link import SourceLink
class File(TableBase, table=True):
__table_args__ = (
UniqueConstraint("folder_id", "name", name="uq_file_folder_name_active"),
CheckConstraint("name NOT LIKE '%/%' AND name NOT LIKE '%\\%'", name="ck_file_name_no_slash"),
Index("ix_file_user_updated", "user_id", "updated_at"),
Index("ix_file_folder_updated", "folder_id", "updated_at"),
Index("ix_file_user_size", "user_id", "size"),
)
name: str = Field(max_length=255, description="文件名")
source_name: str | None = Field(default=None, description="源文件名")
size: int = Field(default=0, sa_column_kwargs={"server_default": "0"}, description="文件大小(字节)")
upload_session_id: str | None = Field(default=None, max_length=255, unique=True, index=True, description="分块上传会话ID")
file_metadata: str | None = Field(default=None, description="文件元数据 (JSON格式)") # 后续可以考虑模型继承?
# 外键
user_id: int = Field(foreign_key="user.id", index=True, description="所属用户ID")
folder_id: int = Field(foreign_key="folder.id", index=True, description="所在目录ID")
policy_id: int = Field(foreign_key="policy.id", index=True, description="所属存储策略ID")
# 关系
user: "User" = Relationship(back_populates="files")
folder: "Folder" = Relationship(back_populates="files")
policy: "Policy" = Relationship(back_populates="files")
source_links: list["SourceLink"] = Relationship(back_populates="file")