ComfyUI/app/assets/database/models.py
Jedrzej Kosinski 9fedc506b5
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Added db script to insert assets stuff, cleaned up some code; assets (models) now get added/rescanned
2025-12-10 13:25:32 -08:00

234 lines
8.3 KiB
Python

from __future__ import annotations
import uuid
from datetime import datetime
from typing import Any
from sqlalchemy import (
JSON,
BigInteger,
Boolean,
CheckConstraint,
DateTime,
ForeignKey,
Index,
Integer,
Numeric,
String,
Text,
UniqueConstraint,
)
from sqlalchemy.orm import Mapped, foreign, mapped_column, relationship
from app.assets.helpers import utcnow
from app.database.models import to_dict, Base
class Asset(Base):
__tablename__ = "assets"
id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
hash: Mapped[str | None] = mapped_column(String(256), nullable=True)
size_bytes: Mapped[int] = mapped_column(BigInteger, nullable=False, default=0)
mime_type: Mapped[str | None] = mapped_column(String(255))
created_at: Mapped[datetime] = mapped_column(
DateTime(timezone=False), nullable=False, default=utcnow
)
infos: Mapped[list[AssetInfo]] = relationship(
"AssetInfo",
back_populates="asset",
primaryjoin=lambda: Asset.id == foreign(AssetInfo.asset_id),
foreign_keys=lambda: [AssetInfo.asset_id],
cascade="all,delete-orphan",
passive_deletes=True,
)
preview_of: Mapped[list[AssetInfo]] = relationship(
"AssetInfo",
back_populates="preview_asset",
primaryjoin=lambda: Asset.id == foreign(AssetInfo.preview_id),
foreign_keys=lambda: [AssetInfo.preview_id],
viewonly=True,
)
cache_states: Mapped[list[AssetCacheState]] = relationship(
back_populates="asset",
cascade="all, delete-orphan",
passive_deletes=True,
)
__table_args__ = (
Index("uq_assets_hash", "hash", unique=True),
Index("ix_assets_mime_type", "mime_type"),
CheckConstraint("size_bytes >= 0", name="ck_assets_size_nonneg"),
)
def to_dict(self, include_none: bool = False) -> dict[str, Any]:
return to_dict(self, include_none=include_none)
def __repr__(self) -> str:
return f"<Asset id={self.id} hash={(self.hash or '')[:12]}>"
class AssetCacheState(Base):
__tablename__ = "asset_cache_state"
id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
asset_id: Mapped[str] = mapped_column(String(36), ForeignKey("assets.id", ondelete="CASCADE"), nullable=False)
file_path: Mapped[str] = mapped_column(Text, nullable=False)
mtime_ns: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
needs_verify: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
asset: Mapped[Asset] = relationship(back_populates="cache_states")
__table_args__ = (
Index("ix_asset_cache_state_file_path", "file_path"),
Index("ix_asset_cache_state_asset_id", "asset_id"),
CheckConstraint("(mtime_ns IS NULL) OR (mtime_ns >= 0)", name="ck_acs_mtime_nonneg"),
UniqueConstraint("file_path", name="uq_asset_cache_state_file_path"),
)
def to_dict(self, include_none: bool = False) -> dict[str, Any]:
return to_dict(self, include_none=include_none)
def __repr__(self) -> str:
return f"<AssetCacheState id={self.id} asset_id={self.asset_id} path={self.file_path!r}>"
class AssetInfo(Base):
__tablename__ = "assets_info"
id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
owner_id: Mapped[str] = mapped_column(String(128), nullable=False, default="")
name: Mapped[str] = mapped_column(String(512), nullable=False)
asset_id: Mapped[str] = mapped_column(String(36), ForeignKey("assets.id", ondelete="RESTRICT"), nullable=False)
preview_id: Mapped[str | None] = mapped_column(String(36), ForeignKey("assets.id", ondelete="SET NULL"))
user_metadata: Mapped[dict[str, Any] | None] = mapped_column(JSON(none_as_null=True))
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=False), nullable=False, default=utcnow)
updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=False), nullable=False, default=utcnow)
last_access_time: Mapped[datetime] = mapped_column(DateTime(timezone=False), nullable=False, default=utcnow)
asset: Mapped[Asset] = relationship(
"Asset",
back_populates="infos",
foreign_keys=[asset_id],
lazy="selectin",
)
preview_asset: Mapped[Asset | None] = relationship(
"Asset",
back_populates="preview_of",
foreign_keys=[preview_id],
)
metadata_entries: Mapped[list[AssetInfoMeta]] = relationship(
back_populates="asset_info",
cascade="all,delete-orphan",
passive_deletes=True,
)
tag_links: Mapped[list[AssetInfoTag]] = relationship(
back_populates="asset_info",
cascade="all,delete-orphan",
passive_deletes=True,
overlaps="tags,asset_infos",
)
tags: Mapped[list[Tag]] = relationship(
secondary="asset_info_tags",
back_populates="asset_infos",
lazy="selectin",
viewonly=True,
overlaps="tag_links,asset_info_links,asset_infos,tag",
)
__table_args__ = (
UniqueConstraint("asset_id", "owner_id", "name", name="uq_assets_info_asset_owner_name"),
Index("ix_assets_info_owner_name", "owner_id", "name"),
Index("ix_assets_info_owner_id", "owner_id"),
Index("ix_assets_info_asset_id", "asset_id"),
Index("ix_assets_info_name", "name"),
Index("ix_assets_info_created_at", "created_at"),
Index("ix_assets_info_last_access_time", "last_access_time"),
)
def to_dict(self, include_none: bool = False) -> dict[str, Any]:
data = to_dict(self, include_none=include_none)
data["tags"] = [t.name for t in self.tags]
return data
def __repr__(self) -> str:
return f"<AssetInfo id={self.id} name={self.name!r} asset_id={self.asset_id}>"
class AssetInfoMeta(Base):
__tablename__ = "asset_info_meta"
asset_info_id: Mapped[str] = mapped_column(
String(36), ForeignKey("assets_info.id", ondelete="CASCADE"), primary_key=True
)
key: Mapped[str] = mapped_column(String(256), primary_key=True)
ordinal: Mapped[int] = mapped_column(Integer, primary_key=True, default=0)
val_str: Mapped[str | None] = mapped_column(String(2048), nullable=True)
val_num: Mapped[float | None] = mapped_column(Numeric(38, 10), nullable=True)
val_bool: Mapped[bool | None] = mapped_column(Boolean, nullable=True)
val_json: Mapped[Any | None] = mapped_column(JSON(none_as_null=True), nullable=True)
asset_info: Mapped[AssetInfo] = relationship(back_populates="metadata_entries")
__table_args__ = (
Index("ix_asset_info_meta_key", "key"),
Index("ix_asset_info_meta_key_val_str", "key", "val_str"),
Index("ix_asset_info_meta_key_val_num", "key", "val_num"),
Index("ix_asset_info_meta_key_val_bool", "key", "val_bool"),
)
class AssetInfoTag(Base):
__tablename__ = "asset_info_tags"
asset_info_id: Mapped[str] = mapped_column(
String(36), ForeignKey("assets_info.id", ondelete="CASCADE"), primary_key=True
)
tag_name: Mapped[str] = mapped_column(
String(512), ForeignKey("tags.name", ondelete="RESTRICT"), primary_key=True
)
origin: Mapped[str] = mapped_column(String(32), nullable=False, default="manual")
added_at: Mapped[datetime] = mapped_column(
DateTime(timezone=False), nullable=False, default=utcnow
)
asset_info: Mapped[AssetInfo] = relationship(back_populates="tag_links")
tag: Mapped[Tag] = relationship(back_populates="asset_info_links")
__table_args__ = (
Index("ix_asset_info_tags_tag_name", "tag_name"),
Index("ix_asset_info_tags_asset_info_id", "asset_info_id"),
)
class Tag(Base):
__tablename__ = "tags"
name: Mapped[str] = mapped_column(String(512), primary_key=True)
tag_type: Mapped[str] = mapped_column(String(32), nullable=False, default="user")
asset_info_links: Mapped[list[AssetInfoTag]] = relationship(
back_populates="tag",
overlaps="asset_infos,tags",
)
asset_infos: Mapped[list[AssetInfo]] = relationship(
secondary="asset_info_tags",
back_populates="tags",
viewonly=True,
overlaps="asset_info_links,tag_links,tags,asset_info",
)
__table_args__ = (
Index("ix_tags_tag_type", "tag_type"),
)
def __repr__(self) -> str:
return f"<Tag {self.name}>"